Merge branches 'x86/apic', 'x86/cleanups', 'x86/cpufeature', 'x86/crashdump', 'x86/debug', 'x86/defconfig', 'x86/detect-hyper', 'x86/doc', 'x86/dumpstack', 'x86/early-printk', 'x86/fpu', 'x86/idle', 'x86/io', 'x86/memory-corruption-check', 'x86/microcode', 'x86/mm', 'x86/mtrr', 'x86/nmi-watchdog', 'x86/pat2', 'x86/pci-ioapic-boot-irq-quirks', 'x86/ptrace', 'x86/quirks', 'x86/reboot', 'x86/setup-memory', 'x86/signal', 'x86/sparse-fixes', 'x86/time', 'x86/uv' and 'x86/xen' into x86/core
diff --git a/Documentation/arm/mem_alignment b/Documentation/arm/mem_alignment index d145ccc..c7c7a11 100644 --- a/Documentation/arm/mem_alignment +++ b/Documentation/arm/mem_alignment
@@ -24,7 +24,7 @@ space, and might cause programs to fail unexpectedly. To change the alignment trap behavior, simply echo a number into -/proc/sys/debug/alignment. The number is made up from various bits: +/proc/cpu/alignment. The number is made up from various bits: bit behavior when set --- -----------------
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index c28a2ac8..1a8af73 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt
@@ -244,18 +244,6 @@ --------------------------- -What: init_mm export -When: 2.6.26 -Why: Not used in-tree. The current out-of-tree users used it to - work around problems in the CPA code which should be resolved - by now. One usecase was described to provide verification code - of the CPA operation. That's a good idea in general, but such - code / infrastructure should be in the kernel and not in some - out-of-tree driver. -Who: Thomas Gleixner <tglx@linutronix.de> - ----------------------------- - What: usedac i386 kernel parameter When: 2.6.27 Why: replaced by allowdac and no dac combination
diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt index bb1b0dd..71df353 100644 --- a/Documentation/filesystems/proc.txt +++ b/Documentation/filesystems/proc.txt
@@ -1339,10 +1339,13 @@ Enables/Disables the NMI watchdog on x86 systems. When the value is non-zero the NMI watchdog is enabled and will continuously test all online cpus to -determine whether or not they are still functioning properly. +determine whether or not they are still functioning properly. Currently, +passing "nmi_watchdog=" parameter at boot time is required for this function +to work. -Because the NMI watchdog shares registers with oprofile, by disabling the NMI -watchdog, oprofile may have more registers to utilize. +If LAPIC NMI watchdog method is in use (nmi_watchdog=2 kernel parameter), the +NMI watchdog shares registers with oprofile. By disabling the NMI watchdog, +oprofile may have more registers to utilize. msgmni ------
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index e0f346d..d5418d5 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt
@@ -1393,7 +1393,20 @@ when a NMI is triggered. Format: [state][,regs][,debounce][,die] - nmi_watchdog= [KNL,BUGS=X86-32] Debugging features for SMP kernels + nmi_watchdog= [KNL,BUGS=X86-32,X86-64] Debugging features for SMP kernels + Format: [panic,][num] + Valid num: 0,1,2 + 0 - turn nmi_watchdog off + 1 - use the IO-APIC timer for the NMI watchdog + 2 - use the local APIC for the NMI watchdog using + a performance counter. Note: This will use one performance + counter and the local APIC's performance vector. + When panic is specified panic when an NMI watchdog timeout occurs. + This is useful when you use a panic=... timeout and need the box + quickly up again. + Instead of 1 and 2 it is possible to use the following + symbolic names: lapic and ioapic + Example: nmi_watchdog=2 or nmi_watchdog=panic,lapic no387 [BUGS=X86-32] Tells the kernel to use the 387 maths emulation library even if a 387 maths coprocessor @@ -1626,6 +1639,17 @@ nomsi [MSI] If the PCI_MSI kernel config parameter is enabled, this kernel boot option can be used to disable the use of MSI interrupts system-wide. + noioapicquirk [APIC] Disable all boot interrupt quirks. + Safety option to keep boot IRQs enabled. This + should never be necessary. + ioapicreroute [APIC] Enable rerouting of boot IRQs to the + primary IO-APIC for bridges that cannot disable + boot IRQs. This fixes a source of spurious IRQs + when the system masks IRQs. + noioapicreroute [APIC] Disable workaround that uses the + boot IRQ equivalent of an IRQ that connects to + a chipset where boot IRQs cannot be disabled. + The opposite of ioapicreroute. biosirq [X86-32] Use PCI BIOS calls to get the interrupt routing table. These calls are known to be buggy on several machines and they hang the machine @@ -2255,6 +2279,13 @@ Format: <io>,<irq>,<dma>,<dma2>,<sb_io>,<sb_irq>,<sb_dma>,<mpu_io>,<mpu_irq> + tsc= Disable clocksource-must-verify flag for TSC. + Format: <string> + [x86] reliable: mark tsc clocksource as reliable, this + disables clocksource verification at runtime. + Used to enable high-resolution timer mode on older + hardware, and in virtualized environment. + turbografx.map[2|3]= [HW,JOY] TurboGraFX parallel port interface Format:
diff --git a/Documentation/nmi_watchdog.txt b/Documentation/nmi_watchdog.txt index 90aa453..bf9f80a 100644 --- a/Documentation/nmi_watchdog.txt +++ b/Documentation/nmi_watchdog.txt
@@ -69,6 +69,11 @@ On x86 nmi_watchdog is disabled by default so you have to enable it with a boot time parameter. +It's possible to disable the NMI watchdog in run-time by writing "0" to +/proc/sys/kernel/nmi_watchdog. Writing "1" to the same file will re-enable +the NMI watchdog. Notice that you still need to use "nmi_watchdog=" parameter +at boot time. + NOTE: In kernels prior to 2.4.2-ac18 the NMI-oopser is enabled unconditionally on x86 SMP boxes.
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt index 3cd2ad9..394d7d3 100644 --- a/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -1063,6 +1063,7 @@ STAC9227/9228/9229/927x ref Reference board + ref-no-jd Reference board without HP/Mic jack detection 3stack D965 3stack 5stack D965 5stack + SPDIF dell-3stack Dell Dimension E520 @@ -1076,6 +1077,7 @@ STAC92HD73* ref Reference board + no-jd BIOS setup but without jack-detection dell-m6-amic Dell desktops/laptops with analog mics dell-m6-dmic Dell desktops/laptops with digital mics dell-m6 Dell desktops/laptops with both type of mics
diff --git a/Documentation/usb/gadget_serial.txt b/Documentation/usb/gadget_serial.txt index 9b22bd1..eac7df9 100644 --- a/Documentation/usb/gadget_serial.txt +++ b/Documentation/usb/gadget_serial.txt
@@ -114,11 +114,11 @@ Then you must load the gadget serial driver. To load it as an ACM device (recommended for interoperability), do this: - modprobe g_serial use_acm=1 + modprobe g_serial To load it as a vendor specific bulk in/out device, do this: - modprobe g_serial + modprobe g_serial use_acm=0 This will also automatically load the underlying gadget peripheral controller driver. This must be done each time you reboot the gadget
diff --git a/Documentation/usb/proc_usb_info.txt b/Documentation/usb/proc_usb_info.txt index 077e903..fafcd47 100644 --- a/Documentation/usb/proc_usb_info.txt +++ b/Documentation/usb/proc_usb_info.txt
@@ -49,8 +49,10 @@ These files can be read as binary data. The binary data consists of first the device descriptor, then the descriptors for each -configuration of the device. That information is also shown in -text form by the /proc/bus/usb/devices file, described later. +configuration of the device. Multi-byte fields in the device and +configuration descriptors, but not other descriptors, are converted +to host endianness by the kernel. This information is also shown +in text form by the /proc/bus/usb/devices file, described later. These files may also be used to write user-level drivers for the USB devices. You would open the /proc/bus/usb/BBB/DDD file read/write,
diff --git a/Documentation/usb/usbmon.txt b/Documentation/usb/usbmon.txt index 2917ce4..2704819 100644 --- a/Documentation/usb/usbmon.txt +++ b/Documentation/usb/usbmon.txt
@@ -34,11 +34,12 @@ Verify that bus sockets are present. # ls /sys/kernel/debug/usbmon -0s 0t 0u 1s 1t 1u 2s 2t 2u 3s 3t 3u 4s 4t 4u +0s 0u 1s 1t 1u 2s 2t 2u 3s 3t 3u 4s 4t 4u # -Now you can choose to either use the sockets numbered '0' (to capture packets on -all buses), and skip to step #3, or find the bus used by your device with step #2. +Now you can choose to either use the socket '0u' (to capture packets on all +buses), and skip to step #3, or find the bus used by your device with step #2. +This allows to filter away annoying devices that talk continuously. 2. Find which bus connects to the desired device @@ -99,8 +100,9 @@ Here is the list of words, from left to right: -- URB Tag. This is used to identify URBs is normally a kernel mode address - of the URB structure in hexadecimal. +- URB Tag. This is used to identify URBs, and is normally an in-kernel address + of the URB structure in hexadecimal, but can be a sequence number or any + other unique string, within reason. - Timestamp in microseconds, a decimal number. The timestamp's resolution depends on available clock, and so it can be much worse than a microsecond
diff --git a/Documentation/x86/boot.txt b/Documentation/x86/boot.txt index 83c0033..fcdc62b 100644 --- a/Documentation/x86/boot.txt +++ b/Documentation/x86/boot.txt
@@ -349,7 +349,7 @@ 3 SYSLINUX 4 EtherBoot 5 ELILO - 7 GRuB + 7 GRUB 8 U-BOOT 9 Xen A Gujin @@ -537,8 +537,8 @@ Offset/size: 0x248/4 Protocol: 2.08+ - If non-zero then this field contains the offset from the end of the - real-mode code to the payload. + If non-zero then this field contains the offset from the beginning + of the protected-mode code to the payload. The payload may be compressed. The format of both the compressed and uncompressed data should be determined using the standard magic
diff --git a/Documentation/x86/pat.txt b/Documentation/x86/pat.txt index c93ff5f..cf08c9f 100644 --- a/Documentation/x86/pat.txt +++ b/Documentation/x86/pat.txt
@@ -80,6 +80,30 @@ | | | | ------------------------------------------------------------------- +Advanced APIs for drivers +------------------------- +A. Exporting pages to users with remap_pfn_range, io_remap_pfn_range, +vm_insert_pfn + +Drivers wanting to export some pages to userspace do it by using mmap +interface and a combination of +1) pgprot_noncached() +2) io_remap_pfn_range() or remap_pfn_range() or vm_insert_pfn() + +With PAT support, a new API pgprot_writecombine is being added. So, drivers can +continue to use the above sequence, with either pgprot_noncached() or +pgprot_writecombine() in step 1, followed by step 2. + +In addition, step 2 internally tracks the region as UC or WC in memtype +list in order to ensure no conflicting mapping. + +Note that this set of APIs only works with IO (non RAM) regions. If driver +wants to export a RAM region, it has to do set_memory_uc() or set_memory_wc() +as step 0 above and also track the usage of those pages and use set_memory_wb() +before the page is freed to free pool. + + + Notes: -- in the above table mean "Not suggested usage for the API". Some of the --'s
diff --git a/Documentation/x86/x86_64/boot-options.txt b/Documentation/x86/x86_64/boot-options.txt index f6d561a..34c1304 100644 --- a/Documentation/x86/x86_64/boot-options.txt +++ b/Documentation/x86/x86_64/boot-options.txt
@@ -79,17 +79,6 @@ Report when timer interrupts are lost because some code turned off interrupts for too long. - nmi_watchdog=NUMBER[,panic] - NUMBER can be: - 0 don't use an NMI watchdog - 1 use the IO-APIC timer for the NMI watchdog - 2 use the local APIC for the NMI watchdog using a performance counter. Note - This will use one performance counter and the local APIC's performance - vector. - When panic is specified panic when an NMI watchdog timeout occurs. - This is useful when you use a panic=... timeout and need the box - quickly up again. - nohpet Don't use the HPET timer.
diff --git a/Documentation/x86/x86_64/mm.txt b/Documentation/x86/x86_64/mm.txt index efce750..29b52b1 100644 --- a/Documentation/x86/x86_64/mm.txt +++ b/Documentation/x86/x86_64/mm.txt
@@ -6,7 +6,7 @@ 0000000000000000 - 00007fffffffffff (=47 bits) user space, different per mm hole caused by [48:63] sign extension ffff800000000000 - ffff80ffffffffff (=40 bits) guard hole -ffff810000000000 - ffffc0ffffffffff (=46 bits) direct mapping of all phys. memory +ffff880000000000 - ffffc0ffffffffff (=57 TB) direct mapping of all phys. memory ffffc10000000000 - ffffc1ffffffffff (=40 bits) hole ffffc20000000000 - ffffe1ffffffffff (=45 bits) vmalloc/ioremap space ffffe20000000000 - ffffe2ffffffffff (=40 bits) virtual memory map (1TB)
diff --git a/MAINTAINERS b/MAINTAINERS index 24741de..c42a567 100644 --- a/MAINTAINERS +++ b/MAINTAINERS
@@ -1527,10 +1527,10 @@ S: Maintained ECRYPT FILE SYSTEM -P: Mike Halcrow, Phillip Hellewell -M: mhalcrow@us.ibm.com, phillip@hellewell.homeip.net -L: ecryptfs-devel@lists.sourceforge.net -W: http://ecryptfs.sourceforge.net/ +P: Tyler Hicks, Dustin Kirkland +M: tyhicks@linux.vnet.ibm.com, kirkland@canonical.com +L: ecryptfs-devel@lists.launchpad.net +W: https://launchpad.net/ecryptfs S: Supported EDAC-CORE @@ -2191,9 +2191,9 @@ INOTIFY P: John McCutchan -M: ttb@tentacle.dhs.org +M: john@johnmccutchan.com P: Robert Love -M: rml@novell.com +M: rlove@rlove.org L: linux-kernel@vger.kernel.org S: Maintained
diff --git a/Makefile b/Makefile index 9a49960..4c8d797 100644 --- a/Makefile +++ b/Makefile
@@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 28 -EXTRAVERSION = -rc7 +EXTRAVERSION = -rc9 NAME = Erotic Pickled Herring # *DOCUMENTATION*
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c index 47ccec9..ef12794 100644 --- a/arch/arm/common/sa1111.c +++ b/arch/arm/common/sa1111.c
@@ -630,7 +630,7 @@ return -ENOMEM; sachip->clk = clk_get(me, "SA1111_CLK"); - if (!sachip->clk) { + if (IS_ERR(sachip->clk)) { ret = PTR_ERR(sachip->clk); goto err_free; }
diff --git a/arch/arm/include/asm/bitops.h b/arch/arm/include/asm/bitops.h index 9a1db20..63a481f 100644 --- a/arch/arm/include/asm/bitops.h +++ b/arch/arm/include/asm/bitops.h
@@ -237,6 +237,7 @@ #if __LINUX_ARM_ARCH__ < 5 #include <asm-generic/bitops/ffz.h> +#include <asm-generic/bitops/__fls.h> #include <asm-generic/bitops/__ffs.h> #include <asm-generic/bitops/fls.h> #include <asm-generic/bitops/ffs.h> @@ -277,16 +278,19 @@ * the clz instruction for much better code efficiency. */ -#define __fls(x) \ - ( __builtin_constant_p(x) ? constant_fls(x) : \ - ({ int __r; asm("clz\t%0, %1" : "=r"(__r) : "r"(x) : "cc"); 32-__r; }) ) - -/* Implement fls() in C so that 64-bit args are suitably truncated */ static inline int fls(int x) { - return __fls(x); + int ret; + + if (__builtin_constant_p(x)) + return constant_fls(x); + + asm("clz\t%0, %1" : "=r" (ret) : "r" (x) : "cc"); + ret = 32 - ret; + return ret; } +#define __fls(x) (fls(x) - 1) #define ffs(x) ({ unsigned long __t = (x); fls(__t & -__t); }) #define __ffs(x) (ffs(x) - 1) #define ffz(x) __ffs( ~(x) )
diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h index 517a4d6..6ff3379 100644 --- a/arch/arm/include/asm/processor.h +++ b/arch/arm/include/asm/processor.h
@@ -23,7 +23,7 @@ #include <asm/types.h> #ifdef __KERNEL__ -#define STACK_TOP ((current->personality == PER_LINUX_32BIT) ? \ +#define STACK_TOP ((current->personality & ADDR_LIMIT_32BIT) ? \ TASK_SIZE : TASK_SIZE_26) #define STACK_TOP_MAX TASK_SIZE #endif
diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index c74f766..23af3c9 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c
@@ -115,6 +115,8 @@ EXPORT_SYMBOL(__strncpy_from_user); #ifdef CONFIG_MMU +EXPORT_SYMBOL(copy_page); + EXPORT_SYMBOL(__copy_from_user); EXPORT_SYMBOL(__copy_to_user); EXPORT_SYMBOL(__clear_user); @@ -181,8 +183,6 @@ EXPORT_SYMBOL(_find_next_bit_be); #endif -EXPORT_SYMBOL(copy_page); - #ifdef CONFIG_FUNCTION_TRACER EXPORT_SYMBOL(mcount); #endif
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 57e6874..79abc4d 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c
@@ -18,6 +18,7 @@ #include <linux/personality.h> #include <linux/kallsyms.h> #include <linux/delay.h> +#include <linux/hardirq.h> #include <linux/init.h> #include <linux/uaccess.h>
diff --git a/arch/arm/mach-omap1/io.c b/arch/arm/mach-omap1/io.c index b3bd8ca..4c3e582 100644 --- a/arch/arm/mach-omap1/io.c +++ b/arch/arm/mach-omap1/io.c
@@ -128,7 +128,7 @@ * Common low-level hardware init for omap1. This should only get called from * board specific init. */ -void __init omap1_init_common_hw() +void __init omap1_init_common_hw(void) { /* REVISIT: Refer to OMAP5910 Errata, Advisory SYS_1: "Timeout Abort * on a Posted Write in the TIPB Bridge".
diff --git a/arch/arm/mach-pxa/include/mach/reset.h b/arch/arm/mach-pxa/include/mach/reset.h index 7b8842c..31e6a7b 100644 --- a/arch/arm/mach-pxa/include/mach/reset.h +++ b/arch/arm/mach-pxa/include/mach/reset.h
@@ -12,9 +12,8 @@ /** * init_gpio_reset() - register GPIO as reset generator - * - * @gpio - gpio nr - * @output - set gpio as out/low instead of input during normal work + * @gpio: gpio nr + * @output: set gpio as out/low instead of input during normal work */ extern int init_gpio_reset(int gpio, int output);
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c index 133e65d..2d5884c 100644 --- a/arch/arm/mm/alignment.c +++ b/arch/arm/mm/alignment.c
@@ -70,6 +70,10 @@ static unsigned long ai_multi; static int ai_usermode; +#define UM_WARN (1 << 0) +#define UM_FIXUP (1 << 1) +#define UM_SIGNAL (1 << 2) + #ifdef CONFIG_PROC_FS static const char *usermode_action[] = { "ignored", @@ -754,7 +758,7 @@ user: ai_user += 1; - if (ai_usermode & 1) + if (ai_usermode & UM_WARN) printk("Alignment trap: %s (%d) PC=0x%08lx Instr=0x%0*lx " "Address=0x%08lx FSR 0x%03x\n", current->comm, task_pid_nr(current), instrptr, @@ -762,10 +766,10 @@ thumb_mode(regs) ? tinstr : instr, addr, fsr); - if (ai_usermode & 2) + if (ai_usermode & UM_FIXUP) goto fixup; - if (ai_usermode & 4) + if (ai_usermode & UM_SIGNAL) force_sig(SIGBUS, current); else set_cr(cr_no_alignment); @@ -796,6 +800,22 @@ res->write_proc = proc_alignment_write; #endif + /* + * ARMv6 and later CPUs can perform unaligned accesses for + * most single load and store instructions up to word size. + * LDM, STM, LDRD and STRD still need to be handled. + * + * Ignoring the alignment fault is not an option on these + * CPUs since we spin re-faulting the instruction without + * making any progress. + */ + if (cpu_architecture() >= CPU_ARCH_ARMv6 && (cr_alignment & CR_U)) { + cr_alignment &= ~CR_A; + cr_no_alignment &= ~CR_A; + set_cr(cr_alignment); + ai_usermode = UM_FIXUP; + } + hook_fault_code(1, do_alignment, SIGILL, "alignment exception"); hook_fault_code(3, do_alignment, SIGILL, "alignment exception");
diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c index 2df8d9f..22c9530 100644 --- a/arch/arm/mm/fault.c +++ b/arch/arm/mm/fault.c
@@ -11,6 +11,7 @@ #include <linux/module.h> #include <linux/signal.h> #include <linux/mm.h> +#include <linux/hardirq.h> #include <linux/init.h> #include <linux/kprobes.h> #include <linux/uaccess.h>
diff --git a/arch/arm/plat-omap/include/mach/omapfb.h b/arch/arm/plat-omap/include/mach/omapfb.h index ec67fb4..7b74d125 100644 --- a/arch/arm/plat-omap/include/mach/omapfb.h +++ b/arch/arm/plat-omap/include/mach/omapfb.h
@@ -353,8 +353,8 @@ u32 pseudo_palette[17]; struct lcd_panel *panel; /* LCD panel */ - struct lcd_ctrl *ctrl; /* LCD controller */ - struct lcd_ctrl *int_ctrl; /* internal LCD ctrl */ + const struct lcd_ctrl *ctrl; /* LCD controller */ + const struct lcd_ctrl *int_ctrl; /* internal LCD ctrl */ struct lcd_ctrl_extif *ext_if; /* LCD ctrl external interface */ struct device *dev;
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index 9f9a921..dcd9d16 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c
@@ -255,7 +255,7 @@ if (!_omap_sram_reprogram_clock) omap_sram_error(); - return _omap_sram_reprogram_clock(dpllctl, ckctl); + _omap_sram_reprogram_clock(dpllctl, ckctl); } int __init omap1_sram_init(void) @@ -282,8 +282,8 @@ if (!_omap2_sram_ddr_init) omap_sram_error(); - return _omap2_sram_ddr_init(slow_dll_ctrl, fast_dll_ctrl, - base_cs, force_unlock); + _omap2_sram_ddr_init(slow_dll_ctrl, fast_dll_ctrl, + base_cs, force_unlock); } static void (*_omap2_sram_reprogram_sdrc)(u32 perf_level, u32 dll_val, @@ -294,7 +294,7 @@ if (!_omap2_sram_reprogram_sdrc) omap_sram_error(); - return _omap2_sram_reprogram_sdrc(perf_level, dll_val, mem_type); + _omap2_sram_reprogram_sdrc(perf_level, dll_val, mem_type); } static u32 (*_omap2_set_prcm)(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);
diff --git a/arch/arm/plat-orion/pcie.c b/arch/arm/plat-orion/pcie.c index 883902f..d41d41d 100644 --- a/arch/arm/plat-orion/pcie.c +++ b/arch/arm/plat-orion/pcie.c
@@ -35,7 +35,7 @@ #define PCIE_CONF_REG(r) ((((r) & 0xf00) << 16) | ((r) & 0xfc)) #define PCIE_CONF_BUS(b) (((b) & 0xff) << 16) #define PCIE_CONF_DEV(d) (((d) & 0x1f) << 11) -#define PCIE_CONF_FUNC(f) (((f) & 0x3) << 8) +#define PCIE_CONF_FUNC(f) (((f) & 0x7) << 8) #define PCIE_CONF_DATA_OFF 0x18fc #define PCIE_MASK_OFF 0x1910 #define PCIE_CTRL_OFF 0x1a00
diff --git a/arch/avr32/boards/favr-32/flash.c b/arch/avr32/boards/favr-32/flash.c index 5f139b7..604bbd5 100644 --- a/arch/avr32/boards/favr-32/flash.c +++ b/arch/avr32/boards/favr-32/flash.c
@@ -13,7 +13,7 @@ #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> -#include <asm/arch/smc.h> +#include <mach/smc.h> static struct smc_timing flash_timing __initdata = { .ncs_read_setup = 0,
diff --git a/arch/avr32/boards/favr-32/setup.c b/arch/avr32/boards/favr-32/setup.c index 7538f3d..1ee4faf 100644 --- a/arch/avr32/boards/favr-32/setup.c +++ b/arch/avr32/boards/favr-32/setup.c
@@ -25,10 +25,10 @@ #include <asm/setup.h> -#include <asm/arch/at32ap700x.h> -#include <asm/arch/init.h> -#include <asm/arch/board.h> -#include <asm/arch/portmux.h> +#include <mach/at32ap700x.h> +#include <mach/init.h> +#include <mach/board.h> +#include <mach/portmux.h> /* Oscillator frequencies. These are board-specific */ unsigned long at32_board_osc_rates[3] = {
diff --git a/arch/avr32/boot/images/Makefile b/arch/avr32/boot/images/Makefile index 219720a..1848bf0 100644 --- a/arch/avr32/boot/images/Makefile +++ b/arch/avr32/boot/images/Makefile
@@ -10,7 +10,7 @@ extra-y := vmlinux.bin vmlinux.gz -OBJCOPYFLAGS_vmlinux.bin := -O binary +OBJCOPYFLAGS_vmlinux.bin := -O binary -R .note.gnu.build-id $(obj)/vmlinux.bin: vmlinux FORCE $(call if_changed,objcopy)
diff --git a/arch/avr32/configs/atstk1006_defconfig b/arch/avr32/configs/atstk1006_defconfig index 8b6e54c..6c45a3b 100644 --- a/arch/avr32/configs/atstk1006_defconfig +++ b/arch/avr32/configs/atstk1006_defconfig
@@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.27-rc1 -# Tue Aug 5 15:40:26 2008 +# Linux kernel version: 2.6.28-rc8 +# Thu Dec 18 11:22:23 2008 # CONFIG_AVR32=y CONFIG_GENERIC_GPIO=y @@ -67,6 +67,7 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y CONFIG_SLUB_DEBUG=y # CONFIG_SLAB is not set @@ -77,15 +78,8 @@ CONFIG_OPROFILE=m CONFIG_HAVE_OPROFILE=y CONFIG_KPROBES=y -# CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS is not set -# CONFIG_HAVE_IOREMAP_PROT is not set CONFIG_HAVE_KPROBES=y -# CONFIG_HAVE_KRETPROBES is not set -# CONFIG_HAVE_ARCH_TRACEHOOK is not set -# CONFIG_HAVE_DMA_ATTRS is not set -# CONFIG_USE_GENERIC_SMP_HELPERS is not set CONFIG_HAVE_CLK=y -CONFIG_PROC_PAGE_MONITOR=y # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y @@ -118,6 +112,7 @@ # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="cfq" CONFIG_CLASSIC_RCU=y +CONFIG_FREEZER=y # # System Type and features @@ -134,6 +129,8 @@ CONFIG_CPU_AT32AP7000=y CONFIG_BOARD_ATSTK1000=y # CONFIG_BOARD_ATNGW100 is not set +# CONFIG_BOARD_FAVR_32 is not set +# CONFIG_BOARD_MIMC200 is not set # CONFIG_BOARD_ATSTK1002 is not set # CONFIG_BOARD_ATSTK1003 is not set # CONFIG_BOARD_ATSTK1004 is not set @@ -171,14 +168,14 @@ # CONFIG_SPARSEMEM_MANUAL is not set CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set -# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 # CONFIG_RESOURCES_64BIT is not set +# CONFIG_PHYS_ADDR_T_64BIT is not set CONFIG_ZONE_DMA_FLAG=0 CONFIG_NR_QUICK=2 CONFIG_VIRT_TO_BUS=y +CONFIG_UNEVICTABLE_LRU=y # CONFIG_OWNERSHIP_TRACE is not set CONFIG_NMI_DEBUGGING=y # CONFIG_HZ_100 is not set @@ -186,7 +183,7 @@ # CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=250 -# CONFIG_SCHED_HRTICK is not set +CONFIG_SCHED_HRTICK=y CONFIG_CMDLINE="" # @@ -228,6 +225,8 @@ # Executable file formats # CONFIG_BINFMT_ELF=y +CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS=y +# CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set CONFIG_NET=y @@ -299,6 +298,7 @@ # CONFIG_ATM is not set CONFIG_STP=m CONFIG_BRIDGE=m +# CONFIG_NET_DSA is not set # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set CONFIG_LLC=m @@ -321,14 +321,8 @@ # CONFIG_IRDA is not set # CONFIG_BT is not set # CONFIG_AF_RXRPC is not set - -# -# Wireless -# -# CONFIG_CFG80211 is not set -# CONFIG_WIRELESS_EXT is not set -# CONFIG_MAC80211 is not set -# CONFIG_IEEE80211 is not set +# CONFIG_PHONET is not set +# CONFIG_WIRELESS is not set # CONFIG_RFKILL is not set # CONFIG_NET_9P is not set @@ -359,6 +353,7 @@ # User Modules And Translation Layers # CONFIG_MTD_CHAR=y +CONFIG_HAVE_MTD_OTP=y CONFIG_MTD_BLKDEVS=y CONFIG_MTD_BLOCK=y # CONFIG_FTL is not set @@ -407,6 +402,8 @@ # Self-contained MTD device drivers # CONFIG_MTD_DATAFLASH=m +# CONFIG_MTD_DATAFLASH_WRITE_VERIFY is not set +CONFIG_MTD_DATAFLASH_OTP=y CONFIG_MTD_M25P80=m CONFIG_M25PXX_USE_FAST_READ=y # CONFIG_MTD_SLRAM is not set @@ -464,9 +461,10 @@ CONFIG_ATMEL_TCB_CLKSRC=y CONFIG_ATMEL_TCB_CLKSRC_BLOCK=0 # CONFIG_EEPROM_93CX6 is not set +# CONFIG_ICS932S401 is not set CONFIG_ATMEL_SSC=m # CONFIG_ENCLOSURE_SERVICES is not set -# CONFIG_HAVE_IDE is not set +# CONFIG_C2PORT is not set # # SCSI device support @@ -548,6 +546,9 @@ # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_B44 is not set # CONFIG_NETDEV_1000 is not set # CONFIG_NETDEV_10000 is not set @@ -653,6 +654,7 @@ CONFIG_I2C=m CONFIG_I2C_BOARDINFO=y CONFIG_I2C_CHARDEV=m +CONFIG_I2C_HELPER_AUTO=y CONFIG_I2C_ALGOBIT=m # @@ -717,6 +719,10 @@ CONFIG_GPIO_SYSFS=y # +# Memory mapped GPIO expanders: +# + +# # I2C GPIO expanders: # # CONFIG_GPIO_MAX732X is not set @@ -745,11 +751,11 @@ # # CONFIG_SOFT_WATCHDOG is not set CONFIG_AT32AP700X_WDT=y +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # @@ -758,6 +764,10 @@ # CONFIG_MFD_CORE is not set # CONFIG_MFD_SM501 is not set # CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM8350_I2C is not set +# CONFIG_REGULATOR is not set # # Multimedia devices @@ -783,6 +793,7 @@ CONFIG_FB=y # CONFIG_FIRMWARE_EDID is not set # CONFIG_FB_DDC is not set +# CONFIG_FB_BOOT_VESA_SUPPORT is not set CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y CONFIG_FB_CFB_IMAGEBLIT=y @@ -804,10 +815,13 @@ # CONFIG_FB_S1D13XXX is not set CONFIG_FB_ATMEL=y # CONFIG_FB_VIRTUAL is not set +# CONFIG_FB_METRONOME is not set +# CONFIG_FB_MB862XX is not set CONFIG_BACKLIGHT_LCD_SUPPORT=y CONFIG_LCD_CLASS_DEVICE=y CONFIG_LCD_LTV350QV=y # CONFIG_LCD_ILI9320 is not set +# CONFIG_LCD_TDO24M is not set # CONFIG_LCD_VGG2432A4 is not set # CONFIG_LCD_PLATFORM is not set # CONFIG_BACKLIGHT_CLASS_DEVICE is not set @@ -818,6 +832,7 @@ # CONFIG_DISPLAY_SUPPORT is not set # CONFIG_LOGO is not set CONFIG_SOUND=m +CONFIG_SOUND_OSS_CORE=y CONFIG_SND=m CONFIG_SND_TIMER=m CONFIG_SND_PCM=m @@ -848,28 +863,32 @@ # CONFIG_USB_ARCH_HAS_EHCI is not set # CONFIG_USB_OTG_WHITELIST is not set # CONFIG_USB_OTG_BLACKLIST_HUB is not set +# CONFIG_USB_MUSB_HDRC is not set +# CONFIG_USB_GADGET_MUSB_HDRC is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; # CONFIG_USB_GADGET=y # CONFIG_USB_GADGET_DEBUG is not set # CONFIG_USB_GADGET_DEBUG_FILES is not set # CONFIG_USB_GADGET_DEBUG_FS is not set +CONFIG_USB_GADGET_VBUS_DRAW=2 CONFIG_USB_GADGET_SELECTED=y -# CONFIG_USB_GADGET_AMD5536UDC is not set +# CONFIG_USB_GADGET_AT91 is not set CONFIG_USB_GADGET_ATMEL_USBA=y CONFIG_USB_ATMEL_USBA=y # CONFIG_USB_GADGET_FSL_USB2 is not set -# CONFIG_USB_GADGET_NET2280 is not set -# CONFIG_USB_GADGET_PXA25X is not set -# CONFIG_USB_GADGET_M66592 is not set -# CONFIG_USB_GADGET_PXA27X is not set -# CONFIG_USB_GADGET_GOKU is not set # CONFIG_USB_GADGET_LH7A40X is not set # CONFIG_USB_GADGET_OMAP is not set +# CONFIG_USB_GADGET_PXA25X is not set +# CONFIG_USB_GADGET_PXA27X is not set # CONFIG_USB_GADGET_S3C2410 is not set -# CONFIG_USB_GADGET_AT91 is not set +# CONFIG_USB_GADGET_M66592 is not set +# CONFIG_USB_GADGET_AMD5536UDC is not set +# CONFIG_USB_GADGET_FSL_QE is not set +# CONFIG_USB_GADGET_NET2280 is not set +# CONFIG_USB_GADGET_GOKU is not set # CONFIG_USB_GADGET_DUMMY_HCD is not set CONFIG_USB_GADGET_DUALSPEED=y CONFIG_USB_ZERO=m @@ -887,7 +906,7 @@ # CONFIG_MMC_UNSAFE_RESUME is not set # -# MMC/SD Card Drivers +# MMC/SD/SDIO Card Drivers # CONFIG_MMC_BLOCK=y CONFIG_MMC_BLOCK_BOUNCE=y @@ -895,10 +914,11 @@ # CONFIG_MMC_TEST is not set # -# MMC/SD Host Controller Drivers +# MMC/SD/SDIO Host Controller Drivers # # CONFIG_MMC_SDHCI is not set CONFIG_MMC_ATMELMCI=y +# CONFIG_MMC_ATMELMCI_DMA is not set CONFIG_MMC_SPI=m # CONFIG_MEMSTICK is not set CONFIG_NEW_LEDS=y @@ -918,6 +938,7 @@ CONFIG_LEDS_TRIGGERS=y CONFIG_LEDS_TRIGGER_TIMER=m CONFIG_LEDS_TRIGGER_HEARTBEAT=m +# CONFIG_LEDS_TRIGGER_BACKLIGHT is not set CONFIG_LEDS_TRIGGER_DEFAULT_ON=m # CONFIG_ACCESSIBILITY is not set CONFIG_RTC_LIB=y @@ -950,25 +971,31 @@ # CONFIG_RTC_DRV_M41T80 is not set # CONFIG_RTC_DRV_S35390A is not set # CONFIG_RTC_DRV_FM3130 is not set +# CONFIG_RTC_DRV_RX8581 is not set # # SPI RTC drivers # # CONFIG_RTC_DRV_M41T94 is not set # CONFIG_RTC_DRV_DS1305 is not set +# CONFIG_RTC_DRV_DS1390 is not set # CONFIG_RTC_DRV_MAX6902 is not set # CONFIG_RTC_DRV_R9701 is not set # CONFIG_RTC_DRV_RS5C348 is not set +# CONFIG_RTC_DRV_DS3234 is not set # # Platform RTC drivers # +# CONFIG_RTC_DRV_DS1286 is not set # CONFIG_RTC_DRV_DS1511 is not set # CONFIG_RTC_DRV_DS1553 is not set # CONFIG_RTC_DRV_DS1742 is not set # CONFIG_RTC_DRV_STK17TA8 is not set # CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set # CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set # CONFIG_RTC_DRV_V3020 is not set # @@ -989,6 +1016,8 @@ # CONFIG_NET_DMA is not set CONFIG_DMATEST=m # CONFIG_UIO is not set +# CONFIG_STAGING is not set +CONFIG_STAGING_EXCLUDE_BUILD=y # # File systems @@ -998,12 +1027,17 @@ # CONFIG_EXT2_FS_XIP is not set CONFIG_EXT3_FS=m # CONFIG_EXT3_FS_XATTR is not set -# CONFIG_EXT4DEV_FS is not set +CONFIG_EXT4_FS=m +CONFIG_EXT4DEV_COMPAT=y +# CONFIG_EXT4_FS_XATTR is not set CONFIG_JBD=m # CONFIG_JBD_DEBUG is not set +CONFIG_JBD2=m +# CONFIG_JBD2_DEBUG is not set # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set +CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_DNOTIFY is not set @@ -1036,6 +1070,7 @@ CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y CONFIG_SYSFS=y CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set @@ -1054,7 +1089,8 @@ # CONFIG_EFS_FS is not set CONFIG_JFFS2_FS=y CONFIG_JFFS2_FS_DEBUG=0 -# CONFIG_JFFS2_FS_WRITEBUFFER is not set +CONFIG_JFFS2_FS_WRITEBUFFER=y +# CONFIG_JFFS2_FS_WBUF_VERIFY is not set # CONFIG_JFFS2_SUMMARY is not set # CONFIG_JFFS2_FS_XATTR is not set # CONFIG_JFFS2_COMPRESSION_OPTIONS is not set @@ -1088,6 +1124,7 @@ CONFIG_LOCKD_V4=y CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y +# CONFIG_SUNRPC_REGISTER_V4 is not set # CONFIG_RPCSEC_GSS_KRB5 is not set # CONFIG_RPCSEC_GSS_SPKM3 is not set # CONFIG_SMB_FS is not set @@ -1185,10 +1222,21 @@ CONFIG_FRAME_POINTER=y # CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_KPROBES_SANITY_TEST is not set # CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set # CONFIG_LKDTM is not set # CONFIG_FAULT_INJECTION is not set + +# +# Tracers +# +# CONFIG_IRQSOFF_TRACER is not set +# CONFIG_SCHED_TRACER is not set +# CONFIG_CONTEXT_SWITCH_TRACER is not set +# CONFIG_BOOT_TRACER is not set +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set # CONFIG_SAMPLES is not set # @@ -1196,17 +1244,26 @@ # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set # CONFIG_SECURITY_FILE_CAPABILITIES is not set CONFIG_CRYPTO=y # # Crypto core or helper # +CONFIG_CRYPTO_FIPS=y CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_ALGAPI2=y CONFIG_CRYPTO_AEAD=m +CONFIG_CRYPTO_AEAD2=y CONFIG_CRYPTO_BLKCIPHER=m +CONFIG_CRYPTO_BLKCIPHER2=y CONFIG_CRYPTO_HASH=m +CONFIG_CRYPTO_HASH2=y +CONFIG_CRYPTO_RNG=m +CONFIG_CRYPTO_RNG2=y CONFIG_CRYPTO_MANAGER=m +CONFIG_CRYPTO_MANAGER2=y # CONFIG_CRYPTO_GF128MUL is not set # CONFIG_CRYPTO_NULL is not set # CONFIG_CRYPTO_CRYPTD is not set @@ -1257,7 +1314,7 @@ # # Ciphers # -# CONFIG_CRYPTO_AES is not set +CONFIG_CRYPTO_AES=m # CONFIG_CRYPTO_ANUBIS is not set # CONFIG_CRYPTO_ARC4 is not set # CONFIG_CRYPTO_BLOWFISH is not set @@ -1278,14 +1335,17 @@ # CONFIG_CRYPTO_DEFLATE=y CONFIG_CRYPTO_LZO=y + +# +# Random Number Generation +# +CONFIG_CRYPTO_ANSI_CPRNG=m # CONFIG_CRYPTO_HW is not set # # Library routines # CONFIG_BITREVERSE=y -# CONFIG_GENERIC_FIND_FIRST_BIT is not set -# CONFIG_GENERIC_FIND_NEXT_BIT is not set CONFIG_CRC_CCITT=m CONFIG_CRC16=y CONFIG_CRC_T10DIF=m
diff --git a/arch/avr32/mach-at32ap/at32ap700x.c b/arch/avr32/mach-at32ap/at32ap700x.c index 0c6e02f..066252e 100644 --- a/arch/avr32/mach-at32ap/at32ap700x.c +++ b/arch/avr32/mach-at32ap/at32ap700x.c
@@ -967,28 +967,28 @@ { u32 pin_mask = (1 << 8) | (1 << 9); /* RXD & TXD */ - select_peripheral(PIOA, pin_mask, PERIPH_B, 0); + select_peripheral(PIOA, pin_mask, PERIPH_B, AT32_GPIOF_PULLUP); } static inline void configure_usart1_pins(void) { u32 pin_mask = (1 << 17) | (1 << 18); /* RXD & TXD */ - select_peripheral(PIOA, pin_mask, PERIPH_A, 0); + select_peripheral(PIOA, pin_mask, PERIPH_A, AT32_GPIOF_PULLUP); } static inline void configure_usart2_pins(void) { u32 pin_mask = (1 << 26) | (1 << 27); /* RXD & TXD */ - select_peripheral(PIOB, pin_mask, PERIPH_B, 0); + select_peripheral(PIOB, pin_mask, PERIPH_B, AT32_GPIOF_PULLUP); } static inline void configure_usart3_pins(void) { u32 pin_mask = (1 << 18) | (1 << 17); /* RXD & TXD */ - select_peripheral(PIOB, pin_mask, PERIPH_B, 0); + select_peripheral(PIOB, pin_mask, PERIPH_B, AT32_GPIOF_PULLUP); } static struct platform_device *__initdata at32_usarts[4];
diff --git a/arch/ia64/configs/generic_defconfig b/arch/ia64/configs/generic_defconfig index e05f9e1..27eb676 100644 --- a/arch/ia64/configs/generic_defconfig +++ b/arch/ia64/configs/generic_defconfig
@@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.27-rc1 -# Mon Aug 4 15:38:01 2008 +# Linux kernel version: 2.6.28-rc7 +# Mon Dec 8 08:12:07 2008 # CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" @@ -26,6 +26,7 @@ CONFIG_CGROUPS=y # CONFIG_CGROUP_DEBUG is not set # CONFIG_CGROUP_NS is not set +# CONFIG_CGROUP_FREEZER is not set # CONFIG_CGROUP_DEVICE is not set CONFIG_CPUSETS=y # CONFIG_GROUP_SCHED is not set @@ -46,7 +47,6 @@ CONFIG_SYSCTL=y # CONFIG_EMBEDDED is not set CONFIG_SYSCTL_SYSCALL=y -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_KALLSYMS=y CONFIG_KALLSYMS_ALL=y # CONFIG_KALLSYMS_EXTRA_PASS is not set @@ -63,7 +63,9 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_PCI_QUIRKS=y CONFIG_SLUB_DEBUG=y # CONFIG_SLAB is not set CONFIG_SLUB=y @@ -72,15 +74,11 @@ # CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y # CONFIG_KPROBES is not set -# CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS is not set -# CONFIG_HAVE_IOREMAP_PROT is not set CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y -# CONFIG_HAVE_ARCH_TRACEHOOK is not set +CONFIG_HAVE_ARCH_TRACEHOOK=y CONFIG_HAVE_DMA_ATTRS=y CONFIG_USE_GENERIC_SMP_HELPERS=y -# CONFIG_HAVE_CLK is not set -CONFIG_PROC_PAGE_MONITOR=y # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y @@ -113,6 +111,7 @@ # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="anticipatory" CONFIG_CLASSIC_RCU=y +# CONFIG_FREEZER is not set # # Processor type and features @@ -125,8 +124,6 @@ CONFIG_SWIOTLB=y CONFIG_IOMMU_HELPER=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y -# CONFIG_ARCH_HAS_ILOG2_U32 is not set -# CONFIG_ARCH_HAS_ILOG2_U64 is not set CONFIG_HUGETLB_PAGE_SIZE_VARIABLE=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_CALIBRATE_DELAY=y @@ -139,13 +136,16 @@ CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y CONFIG_IA64_UNCACHED_ALLOCATOR=y CONFIG_AUDIT_ARCH=y +# CONFIG_PARAVIRT_GUEST is not set CONFIG_IA64_GENERIC=y # CONFIG_IA64_DIG is not set +# CONFIG_IA64_DIG_VTD is not set # CONFIG_IA64_HP_ZX1 is not set # CONFIG_IA64_HP_ZX1_SWIOTLB is not set # CONFIG_IA64_SGI_SN2 is not set # CONFIG_IA64_SGI_UV is not set # CONFIG_IA64_HP_SIM is not set +# CONFIG_IA64_XEN_GUEST is not set # CONFIG_ITANIUM is not set CONFIG_MCKINLEY=y # CONFIG_IA64_PAGE_SIZE_4KB is not set @@ -182,16 +182,17 @@ CONFIG_DISCONTIGMEM=y CONFIG_FLAT_NODE_MEM_MAP=y CONFIG_NEED_MULTIPLE_NODES=y -# CONFIG_SPARSEMEM_STATIC is not set CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 CONFIG_MIGRATION=y CONFIG_RESOURCES_64BIT=y +CONFIG_PHYS_ADDR_T_64BIT=y CONFIG_ZONE_DMA_FLAG=1 CONFIG_BOUNCE=y CONFIG_NR_QUICK=1 CONFIG_VIRT_TO_BUS=y +CONFIG_UNEVICTABLE_LRU=y CONFIG_MMU_NOTIFIER=y CONFIG_ARCH_SELECT_MEMORY_MODEL=y CONFIG_ARCH_DISCONTIGMEM_ENABLE=y @@ -231,12 +232,12 @@ CONFIG_EFI_PCDP=y CONFIG_DMIID=y CONFIG_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set CONFIG_BINFMT_MISC=m -# CONFIG_DMAR is not set - # -# Power management and ACPI +# Power management and ACPI options # CONFIG_PM=y # CONFIG_PM_DEBUG is not set @@ -248,7 +249,6 @@ CONFIG_ACPI_BUTTON=m CONFIG_ACPI_FAN=m CONFIG_ACPI_DOCK=y -# CONFIG_ACPI_BAY is not set CONFIG_ACPI_PROCESSOR=m CONFIG_ACPI_HOTPLUG_CPU=y CONFIG_ACPI_THERMAL=m @@ -256,9 +256,7 @@ # CONFIG_ACPI_CUSTOM_DSDT is not set CONFIG_ACPI_BLACKLIST_YEAR=0 # CONFIG_ACPI_DEBUG is not set -CONFIG_ACPI_EC=y # CONFIG_ACPI_PCI_SLOT is not set -CONFIG_ACPI_POWER=y CONFIG_ACPI_SYSTEM=y CONFIG_ACPI_CONTAINER=m @@ -275,7 +273,7 @@ CONFIG_PCI_SYSCALL=y # CONFIG_PCIEPORTBUS is not set CONFIG_ARCH_SUPPORTS_MSI=y -# CONFIG_PCI_MSI is not set +CONFIG_PCI_MSI=y CONFIG_PCI_LEGACY=y # CONFIG_PCI_DEBUG is not set CONFIG_HOTPLUG_PCI=m @@ -286,6 +284,7 @@ # CONFIG_HOTPLUG_PCI_SHPC is not set # CONFIG_HOTPLUG_PCI_SGI is not set # CONFIG_PCCARD is not set +CONFIG_DMAR=y CONFIG_NET=y # @@ -333,6 +332,7 @@ # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set +# CONFIG_NET_DSA is not set # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set # CONFIG_LLC2 is not set @@ -353,11 +353,10 @@ # CONFIG_IRDA is not set # CONFIG_BT is not set # CONFIG_AF_RXRPC is not set - -# -# Wireless -# +# CONFIG_PHONET is not set +CONFIG_WIRELESS=y # CONFIG_CFG80211 is not set +CONFIG_WIRELESS_OLD_REGULATORY=y # CONFIG_WIRELESS_EXT is not set # CONFIG_MAC80211 is not set # CONFIG_IEEE80211 is not set @@ -385,7 +384,7 @@ # CONFIG_MTD is not set # CONFIG_PARPORT is not set CONFIG_PNP=y -# CONFIG_PNP_DEBUG is not set +# CONFIG_PNP_DEBUG_MESSAGES is not set # # Protocols @@ -419,10 +418,9 @@ # CONFIG_HP_ILO is not set CONFIG_SGI_GRU=m # CONFIG_SGI_GRU_DEBUG is not set +# CONFIG_C2PORT is not set CONFIG_HAVE_IDE=y CONFIG_IDE=y -CONFIG_IDE_MAX_HWIFS=4 -CONFIG_BLK_DEV_IDE=y # # Please see Documentation/ide/ide.txt for help/info on IDE drives @@ -430,12 +428,12 @@ CONFIG_IDE_TIMINGS=y CONFIG_IDE_ATAPI=y # CONFIG_BLK_DEV_IDE_SATA is not set -CONFIG_BLK_DEV_IDEDISK=y -# CONFIG_IDEDISK_MULTI_MODE is not set +CONFIG_IDE_GD=y +CONFIG_IDE_GD_ATA=y +# CONFIG_IDE_GD_ATAPI is not set CONFIG_BLK_DEV_IDECD=y CONFIG_BLK_DEV_IDECD_VERBOSE_ERRORS=y # CONFIG_BLK_DEV_IDETAPE is not set -CONFIG_BLK_DEV_IDEFLOPPY=y CONFIG_BLK_DEV_IDESCSI=m # CONFIG_BLK_DEV_IDEACPI is not set # CONFIG_IDE_TASK_IOCTL is not set @@ -705,6 +703,9 @@ # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set CONFIG_NET_PCI=y # CONFIG_PCNET32 is not set # CONFIG_AMD8111_ETH is not set @@ -725,11 +726,11 @@ # CONFIG_TLAN is not set # CONFIG_VIA_RHINE is not set # CONFIG_SC92031 is not set +# CONFIG_ATL2 is not set CONFIG_NETDEV_1000=y # CONFIG_ACENIC is not set # CONFIG_DL2K is not set CONFIG_E1000=y -# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set # CONFIG_E1000E is not set # CONFIG_IP1000 is not set CONFIG_IGB=y @@ -747,18 +748,22 @@ # CONFIG_QLA3XXX is not set # CONFIG_ATL1 is not set # CONFIG_ATL1E is not set +# CONFIG_JME is not set CONFIG_NETDEV_10000=y # CONFIG_CHELSIO_T1 is not set # CONFIG_CHELSIO_T3 is not set +# CONFIG_ENIC is not set # CONFIG_IXGBE is not set # CONFIG_IXGB is not set # CONFIG_S2IO is not set # CONFIG_MYRI10GE is not set # CONFIG_NETXEN_NIC is not set # CONFIG_NIU is not set +# CONFIG_MLX4_EN is not set # CONFIG_MLX4_CORE is not set # CONFIG_TEHUTI is not set # CONFIG_BNX2X is not set +# CONFIG_QLGE is not set # CONFIG_SFC is not set # CONFIG_TR is not set @@ -826,9 +831,11 @@ CONFIG_MOUSE_PS2_SYNAPTICS=y CONFIG_MOUSE_PS2_LIFEBOOK=y CONFIG_MOUSE_PS2_TRACKPOINT=y +# CONFIG_MOUSE_PS2_ELANTECH is not set # CONFIG_MOUSE_PS2_TOUCHKIT is not set # CONFIG_MOUSE_SERIAL is not set # CONFIG_MOUSE_APPLETOUCH is not set +# CONFIG_MOUSE_BCM5974 is not set # CONFIG_MOUSE_VSXXXAA is not set # CONFIG_INPUT_JOYSTICK is not set # CONFIG_INPUT_TABLET is not set @@ -942,15 +949,16 @@ # CONFIG_SENSORS_VT8231 is not set # CONFIG_SENSORS_W83627HF is not set # CONFIG_SENSORS_W83627EHF is not set +# CONFIG_SENSORS_LIS3LV02D is not set # CONFIG_HWMON_DEBUG_CHIP is not set CONFIG_THERMAL=m # CONFIG_THERMAL_HWMON is not set # CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # @@ -959,6 +967,8 @@ # CONFIG_MFD_CORE is not set # CONFIG_MFD_SM501 is not set # CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set # # Multimedia devices @@ -1009,6 +1019,7 @@ # CONFIG_VGACON_SOFT_SCROLLBACK is not set CONFIG_DUMMY_CONSOLE=y CONFIG_SOUND=m +CONFIG_SOUND_OSS_CORE=y CONFIG_SND=m CONFIG_SND_TIMER=m CONFIG_SND_PCM=m @@ -1113,8 +1124,7 @@ # USB Input Devices # CONFIG_USB_HID=m -# CONFIG_USB_HIDINPUT_POWERBOOK is not set -# CONFIG_HID_FF is not set +# CONFIG_HID_PID is not set # CONFIG_USB_HIDDEV is not set # @@ -1122,6 +1132,34 @@ # # CONFIG_USB_KBD is not set # CONFIG_USB_MOUSE is not set + +# +# Special HID drivers +# +CONFIG_HID_COMPAT=y +CONFIG_HID_A4TECH=m +CONFIG_HID_APPLE=m +CONFIG_HID_BELKIN=m +CONFIG_HID_BRIGHT=m +CONFIG_HID_CHERRY=m +CONFIG_HID_CHICONY=m +CONFIG_HID_CYPRESS=m +CONFIG_HID_DELL=m +CONFIG_HID_EZKEY=m +CONFIG_HID_GYRATION=m +CONFIG_HID_LOGITECH=m +# CONFIG_LOGITECH_FF is not set +# CONFIG_LOGIRUMBLEPAD2_FF is not set +CONFIG_HID_MICROSOFT=m +CONFIG_HID_MONTEREY=m +CONFIG_HID_PANTHERLORD=m +# CONFIG_PANTHERLORD_FF is not set +CONFIG_HID_PETALYNX=m +CONFIG_HID_SAMSUNG=m +CONFIG_HID_SONY=m +CONFIG_HID_SUNPLUS=m +# CONFIG_THRUSTMASTER_FF is not set +# CONFIG_ZEROPLUS_FF is not set CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y @@ -1138,6 +1176,9 @@ # CONFIG_USB_DYNAMIC_MINORS is not set # CONFIG_USB_SUSPEND is not set # CONFIG_USB_OTG is not set +CONFIG_USB_MON=y +# CONFIG_USB_WUSB is not set +# CONFIG_USB_WUSB_CBAF is not set # # USB Host Controller Drivers @@ -1155,6 +1196,12 @@ CONFIG_USB_UHCI_HCD=m # CONFIG_USB_SL811_HCD is not set # CONFIG_USB_R8A66597_HCD is not set +# CONFIG_USB_WHCI_HCD is not set +# CONFIG_USB_HWA_HCD is not set + +# +# Enable Host or Gadget support to see Inventra options +# # # USB Device Class drivers @@ -1162,13 +1209,14 @@ # CONFIG_USB_ACM is not set # CONFIG_USB_PRINTER is not set # CONFIG_USB_WDM is not set +# CONFIG_USB_TMC is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; # # -# may also be needed; see USB_STORAGE Help for more information +# see USB_STORAGE Help for more information # CONFIG_USB_STORAGE=m # CONFIG_USB_STORAGE_DEBUG is not set @@ -1191,7 +1239,6 @@ # # CONFIG_USB_MDC800 is not set # CONFIG_USB_MICROTEK is not set -CONFIG_USB_MON=y # # USB port drivers @@ -1204,7 +1251,7 @@ # CONFIG_USB_EMI62 is not set # CONFIG_USB_EMI26 is not set # CONFIG_USB_ADUTUX is not set -# CONFIG_USB_AUERSWALD is not set +# CONFIG_USB_SEVSEG is not set # CONFIG_USB_RIO500 is not set # CONFIG_USB_LEGOTOWER is not set # CONFIG_USB_LCD is not set @@ -1222,7 +1269,9 @@ # CONFIG_USB_IOWARRIOR is not set # CONFIG_USB_TEST is not set # CONFIG_USB_ISIGHTFW is not set +# CONFIG_USB_VST is not set # CONFIG_USB_GADGET is not set +# CONFIG_UWB is not set # CONFIG_MMC is not set # CONFIG_MEMSTICK is not set # CONFIG_NEW_LEDS is not set @@ -1246,6 +1295,15 @@ # CONFIG_RTC_CLASS is not set # CONFIG_DMADEVICES is not set # CONFIG_UIO is not set +# CONFIG_STAGING is not set +CONFIG_STAGING_EXCLUDE_BUILD=y + +# +# HP Simulator drivers +# +# CONFIG_HP_SIMETH is not set +# CONFIG_HP_SIMSERIAL is not set +# CONFIG_HP_SIMSCSI is not set CONFIG_MSPEC=m # @@ -1260,7 +1318,7 @@ CONFIG_EXT3_FS_XATTR=y CONFIG_EXT3_FS_POSIX_ACL=y CONFIG_EXT3_FS_SECURITY=y -# CONFIG_EXT4DEV_FS is not set +# CONFIG_EXT4_FS is not set CONFIG_JBD=y CONFIG_FS_MBCACHE=y CONFIG_REISERFS_FS=y @@ -1271,6 +1329,7 @@ CONFIG_REISERFS_FS_SECURITY=y # CONFIG_JFS_FS is not set CONFIG_FS_POSIX_ACL=y +CONFIG_FILE_LOCKING=y CONFIG_XFS_FS=y # CONFIG_XFS_QUOTA is not set # CONFIG_XFS_POSIX_ACL is not set @@ -1282,8 +1341,8 @@ CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y # CONFIG_QUOTA is not set -CONFIG_AUTOFS_FS=y -CONFIG_AUTOFS4_FS=y +CONFIG_AUTOFS_FS=m +CONFIG_AUTOFS4_FS=m # CONFIG_FUSE_FS is not set # @@ -1314,6 +1373,7 @@ CONFIG_PROC_KCORE=y CONFIG_PROC_VMCORE=y CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y CONFIG_SYSFS=y CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set @@ -1356,6 +1416,7 @@ CONFIG_SUNRPC=m CONFIG_SUNRPC_GSS=m CONFIG_SUNRPC_XPRT_RDMA=m +# CONFIG_SUNRPC_REGISTER_V4 is not set CONFIG_RPCSEC_GSS_KRB5=m # CONFIG_RPCSEC_GSS_SPKM3 is not set CONFIG_SMB_FS=m @@ -1433,38 +1494,6 @@ CONFIG_NLS_KOI8_U=m CONFIG_NLS_UTF8=m # CONFIG_DLM is not set -CONFIG_HAVE_KVM=y -CONFIG_VIRTUALIZATION=y -# CONFIG_KVM is not set - -# -# Library routines -# -CONFIG_BITREVERSE=y -# CONFIG_GENERIC_FIND_FIRST_BIT is not set -# CONFIG_CRC_CCITT is not set -# CONFIG_CRC16 is not set -CONFIG_CRC_T10DIF=y -CONFIG_CRC_ITU_T=m -CONFIG_CRC32=y -# CONFIG_CRC7 is not set -# CONFIG_LIBCRC32C is not set -CONFIG_GENERIC_ALLOCATOR=y -CONFIG_PLIST=y -CONFIG_HAS_IOMEM=y -CONFIG_HAS_IOPORT=y -CONFIG_HAS_DMA=y -CONFIG_GENERIC_HARDIRQS=y -CONFIG_GENERIC_IRQ_PROBE=y -CONFIG_GENERIC_PENDING_IRQ=y -CONFIG_IRQ_PER_CPU=y - -# -# HP Simulator drivers -# -# CONFIG_HP_SIMETH is not set -# CONFIG_HP_SIMSERIAL is not set -# CONFIG_HP_SIMSCSI is not set # # Kernel hacking @@ -1503,8 +1532,19 @@ # CONFIG_DEBUG_SG is not set # CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set # CONFIG_FAULT_INJECTION is not set +CONFIG_SYSCTL_SYSCALL_CHECK=y + +# +# Tracers +# +# CONFIG_SCHED_TRACER is not set +# CONFIG_CONTEXT_SWITCH_TRACER is not set +# CONFIG_BOOT_TRACER is not set +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set # CONFIG_SAMPLES is not set CONFIG_IA64_GRANULE_16MB=y # CONFIG_IA64_GRANULE_64MB is not set @@ -1519,14 +1559,19 @@ # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set # CONFIG_SECURITY_FILE_CAPABILITIES is not set CONFIG_CRYPTO=y # # Crypto core or helper # +# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_AEAD=m CONFIG_CRYPTO_BLKCIPHER=m +CONFIG_CRYPTO_HASH=m +CONFIG_CRYPTO_RNG=m CONFIG_CRYPTO_MANAGER=m # CONFIG_CRYPTO_GF128MUL is not set # CONFIG_CRYPTO_NULL is not set @@ -1599,5 +1644,36 @@ # # CONFIG_CRYPTO_DEFLATE is not set # CONFIG_CRYPTO_LZO is not set + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set CONFIG_CRYPTO_HW=y # CONFIG_CRYPTO_DEV_HIFN_795X is not set +CONFIG_HAVE_KVM=y +CONFIG_VIRTUALIZATION=y +# CONFIG_KVM is not set +# CONFIG_VIRTIO_PCI is not set +# CONFIG_VIRTIO_BALLOON is not set + +# +# Library routines +# +CONFIG_BITREVERSE=y +# CONFIG_CRC_CCITT is not set +# CONFIG_CRC16 is not set +CONFIG_CRC_T10DIF=y +CONFIG_CRC_ITU_T=m +CONFIG_CRC32=y +# CONFIG_CRC7 is not set +# CONFIG_LIBCRC32C is not set +CONFIG_GENERIC_ALLOCATOR=y +CONFIG_PLIST=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y +CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_IRQ_PROBE=y +CONFIG_GENERIC_PENDING_IRQ=y +CONFIG_IRQ_PER_CPU=y
diff --git a/arch/ia64/hp/sim/Kconfig b/arch/ia64/hp/sim/Kconfig index f92306b..8d513a8 100644 --- a/arch/ia64/hp/sim/Kconfig +++ b/arch/ia64/hp/sim/Kconfig
@@ -4,6 +4,7 @@ config HP_SIMETH bool "Simulated Ethernet " + depends on NET config HP_SIMSERIAL bool "Simulated serial driver support"
diff --git a/arch/ia64/include/asm/paravirt_privop.h b/arch/ia64/include/asm/paravirt_privop.h index 0b59742..33c8e55 100644 --- a/arch/ia64/include/asm/paravirt_privop.h +++ b/arch/ia64/include/asm/paravirt_privop.h
@@ -83,7 +83,6 @@ #define paravirt_getreg(reg) \ ({ \ unsigned long res; \ - BUILD_BUG_ON(!__builtin_constant_p(reg)); \ if ((reg) == _IA64_REG_IP) \ res = ia64_native_getreg(_IA64_REG_IP); \ else \
diff --git a/arch/ia64/kernel/topology.c b/arch/ia64/kernel/topology.c index 26228e2..c75b914 100644 --- a/arch/ia64/kernel/topology.c +++ b/arch/ia64/kernel/topology.c
@@ -53,10 +53,12 @@ } EXPORT_SYMBOL(arch_register_cpu); -void arch_unregister_cpu(int num) +void __ref arch_unregister_cpu(int num) { unregister_cpu(&sysfs_cpus[num].cpu); +#ifdef CONFIG_ACPI unmap_cpu_from_node(num, cpu_to_node(num)); +#endif } EXPORT_SYMBOL(arch_unregister_cpu); #else
diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c index 96c31b4..0c66dbd 100644 --- a/arch/ia64/sn/kernel/irq.c +++ b/arch/ia64/sn/kernel/irq.c
@@ -5,7 +5,7 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (c) 2000-2007 Silicon Graphics, Inc. All Rights Reserved. + * Copyright (c) 2000-2008 Silicon Graphics, Inc. All Rights Reserved. */ #include <linux/irq.h> @@ -375,6 +375,7 @@ int cpu = nasid_slice_to_cpuid(nasid, slice); #ifdef CONFIG_SMP int cpuphys; + irq_desc_t *desc; #endif pci_dev_get(pci_dev); @@ -391,6 +392,12 @@ #ifdef CONFIG_SMP cpuphys = cpu_physical_id(cpu); set_irq_affinity_info(sn_irq_info->irq_irq, cpuphys, 0); + desc = irq_to_desc(sn_irq_info->irq_irq); + /* + * Affinity was set by the PROM, prevent it from + * being reset by the request_irq() path. + */ + desc->status |= IRQ_AFFINITY_SET; #endif }
diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c index bb1d249..02c5b8a 100644 --- a/arch/ia64/sn/kernel/setup.c +++ b/arch/ia64/sn/kernel/setup.c
@@ -200,7 +200,7 @@ * Set flag for enabling shub specific wars */ -static inline int __init is_shub_1_1(int nasid) +static inline int __cpuinit is_shub_1_1(int nasid) { unsigned long id; int rev; @@ -212,7 +212,7 @@ return rev <= 2; } -static void __init sn_check_for_wars(void) +static void __cpuinit sn_check_for_wars(void) { int cnode; @@ -512,7 +512,6 @@ for_each_online_node(cnode) { nodepdaindr[cnode] = alloc_bootmem_node(NODE_DATA(cnode), sizeof(nodepda_t)); - memset(nodepdaindr[cnode], 0, sizeof(nodepda_t)); memset(nodepdaindr[cnode]->phys_cpuid, -1, sizeof(nodepdaindr[cnode]->phys_cpuid)); spin_lock_init(&nodepdaindr[cnode]->ptc_lock); @@ -521,11 +520,9 @@ /* * Allocate & initialize nodepda for TIOs. For now, put them on node 0. */ - for (cnode = num_online_nodes(); cnode < num_cnodes; cnode++) { + for (cnode = num_online_nodes(); cnode < num_cnodes; cnode++) nodepdaindr[cnode] = alloc_bootmem_node(NODE_DATA(0), sizeof(nodepda_t)); - memset(nodepdaindr[cnode], 0, sizeof(nodepda_t)); - } /* * Now copy the array of nodepda pointers to each nodepda.
diff --git a/arch/mips/Kconfig.debug b/arch/mips/Kconfig.debug index 765c8e2..364ca89 100644 --- a/arch/mips/Kconfig.debug +++ b/arch/mips/Kconfig.debug
@@ -48,7 +48,7 @@ help If you say Y here, some debugging macros will do run-time checking. If you say N here, those macros will mostly turn to no-ops. See - include/asm-mips/debug.h for debuging macros. + arch/mips/include/asm/debug.h for debugging macros. If unsure, say N. endmenu
diff --git a/arch/mips/configs/ip32_defconfig b/arch/mips/configs/ip32_defconfig index fe4699d..de4c7a0 100644 --- a/arch/mips/configs/ip32_defconfig +++ b/arch/mips/configs/ip32_defconfig
@@ -1,71 +1,71 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.20 -# Tue Feb 20 21:47:33 2007 +# Linux kernel version: 2.6.28-rc7 +# Wed Dec 10 14:39:08 2008 # CONFIG_MIPS=y # # Machine selection # -CONFIG_ZONE_DMA=y -# CONFIG_MIPS_MTX1 is not set -# CONFIG_MIPS_BOSPORUS is not set -# CONFIG_MIPS_PB1000 is not set -# CONFIG_MIPS_PB1100 is not set -# CONFIG_MIPS_PB1500 is not set -# CONFIG_MIPS_PB1550 is not set -# CONFIG_MIPS_PB1200 is not set -# CONFIG_MIPS_DB1000 is not set -# CONFIG_MIPS_DB1100 is not set -# CONFIG_MIPS_DB1500 is not set -# CONFIG_MIPS_DB1550 is not set -# CONFIG_MIPS_DB1200 is not set -# CONFIG_MIPS_MIRAGE is not set +# CONFIG_MACH_ALCHEMY is not set # CONFIG_BASLER_EXCITE is not set +# CONFIG_BCM47XX is not set # CONFIG_MIPS_COBALT is not set # CONFIG_MACH_DECSTATION is not set # CONFIG_MACH_JAZZ is not set +# CONFIG_LASAT is not set +# CONFIG_LEMOTE_FULONG is not set # CONFIG_MIPS_MALTA is not set -# CONFIG_WR_PPMC is not set # CONFIG_MIPS_SIM is not set -# CONFIG_MOMENCO_JAGUAR_ATX is not set -# CONFIG_MIPS_XXS1500 is not set +# CONFIG_MACH_EMMA is not set +# CONFIG_MACH_VR41XX is not set +# CONFIG_NXP_STB220 is not set +# CONFIG_NXP_STB225 is not set # CONFIG_PNX8550_JBS is not set # CONFIG_PNX8550_STB810 is not set -# CONFIG_MACH_VR41XX is not set +# CONFIG_PMC_MSP is not set # CONFIG_PMC_YOSEMITE is not set -# CONFIG_MARKEINS is not set # CONFIG_SGI_IP22 is not set # CONFIG_SGI_IP27 is not set +# CONFIG_SGI_IP28 is not set CONFIG_SGI_IP32=y -# CONFIG_SIBYTE_BIGSUR is not set -# CONFIG_SIBYTE_SWARM is not set -# CONFIG_SIBYTE_SENTOSA is not set -# CONFIG_SIBYTE_RHONE is not set -# CONFIG_SIBYTE_CARMEL is not set -# CONFIG_SIBYTE_LITTLESUR is not set # CONFIG_SIBYTE_CRHINE is not set +# CONFIG_SIBYTE_CARMEL is not set # CONFIG_SIBYTE_CRHONE is not set +# CONFIG_SIBYTE_RHONE is not set +# CONFIG_SIBYTE_SWARM is not set +# CONFIG_SIBYTE_LITTLESUR is not set +# CONFIG_SIBYTE_SENTOSA is not set +# CONFIG_SIBYTE_BIGSUR is not set # CONFIG_SNI_RM is not set -# CONFIG_TOSHIBA_JMR3927 is not set -# CONFIG_TOSHIBA_RBTX4927 is not set -# CONFIG_TOSHIBA_RBTX4938 is not set +# CONFIG_MACH_TX39XX is not set +# CONFIG_MACH_TX49XX is not set +# CONFIG_MIKROTIK_RB532 is not set +# CONFIG_WR_PPMC is not set CONFIG_RWSEM_GENERIC_SPINLOCK=y # CONFIG_ARCH_HAS_ILOG2_U32 is not set # CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_SUPPORTS_OPROFILE=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y CONFIG_GENERIC_CALIBRATE_DELAY=y +CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_TIME=y +CONFIG_GENERIC_CMOS_UPDATE=y CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y # CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ is not set CONFIG_ARC=y +CONFIG_CEVT_R4K=y +CONFIG_CSRC_R4K=y CONFIG_DMA_NONCOHERENT=y CONFIG_DMA_NEED_PCI_MAP_STATE=y +# CONFIG_HOTPLUG_CPU is not set +# CONFIG_NO_IOPORT is not set CONFIG_CPU_BIG_ENDIAN=y # CONFIG_CPU_LITTLE_ENDIAN is not set CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y +CONFIG_IRQ_CPU=y CONFIG_ARC32=y CONFIG_BOOT_ELF32=y CONFIG_MIPS_L1_CACHE_SHIFT=5 @@ -75,6 +75,7 @@ # # CPU selection # +# CONFIG_CPU_LOONGSON2 is not set # CONFIG_CPU_MIPS32_R1 is not set # CONFIG_CPU_MIPS32_R2 is not set # CONFIG_CPU_MIPS64_R1 is not set @@ -87,6 +88,7 @@ # CONFIG_CPU_TX49XX is not set CONFIG_CPU_R5000=y # CONFIG_CPU_R5432 is not set +# CONFIG_CPU_R5500 is not set # CONFIG_CPU_R6000 is not set # CONFIG_CPU_NEVADA is not set # CONFIG_CPU_R8000 is not set @@ -116,65 +118,73 @@ CONFIG_MIPS_MT_DISABLED=y # CONFIG_MIPS_MT_SMP is not set # CONFIG_MIPS_MT_SMTC is not set -# CONFIG_MIPS_VPE_LOADER is not set CONFIG_CPU_HAS_LLSC=y CONFIG_CPU_HAS_SYNC=y CONFIG_GENERIC_HARDIRQS=y CONFIG_GENERIC_IRQ_PROBE=y CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y # CONFIG_DISCONTIGMEM_MANUAL is not set # CONFIG_SPARSEMEM_MANUAL is not set CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set +CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 CONFIG_RESOURCES_64BIT=y -CONFIG_ZONE_DMA_FLAG=1 +CONFIG_PHYS_ADDR_T_64BIT=y +CONFIG_ZONE_DMA_FLAG=0 +CONFIG_VIRT_TO_BUS=y +CONFIG_UNEVICTABLE_LRU=y +# CONFIG_NO_HZ is not set +# CONFIG_HIGH_RES_TIMERS is not set +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y # CONFIG_HZ_48 is not set # CONFIG_HZ_100 is not set # CONFIG_HZ_128 is not set -# CONFIG_HZ_250 is not set +CONFIG_HZ_250=y # CONFIG_HZ_256 is not set -CONFIG_HZ_1000=y +# CONFIG_HZ_1000 is not set # CONFIG_HZ_1024 is not set CONFIG_SYS_SUPPORTS_ARBIT_HZ=y -CONFIG_HZ=1000 -# CONFIG_PREEMPT_NONE is not set -CONFIG_PREEMPT_VOLUNTARY=y +CONFIG_HZ=250 +CONFIG_PREEMPT_NONE=y +# CONFIG_PREEMPT_VOLUNTARY is not set # CONFIG_PREEMPT is not set # CONFIG_KEXEC is not set +# CONFIG_SECCOMP is not set CONFIG_LOCKDEP_SUPPORT=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # -# Code maturity level options +# General setup # CONFIG_EXPERIMENTAL=y CONFIG_BROKEN_ON_SMP=y CONFIG_INIT_ENV_ARG_LIMIT=32 - -# -# General setup -# CONFIG_LOCALVERSION="" CONFIG_LOCALVERSION_AUTO=y CONFIG_SWAP=y CONFIG_SYSVIPC=y -# CONFIG_IPC_NS is not set CONFIG_SYSVIPC_SYSCTL=y -# CONFIG_POSIX_MQUEUE is not set +CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y # CONFIG_BSD_PROCESS_ACCT_V3 is not set # CONFIG_TASKSTATS is not set -# CONFIG_UTS_NS is not set -# CONFIG_AUDIT is not set -# CONFIG_IKCONFIG is not set +CONFIG_AUDIT=y +CONFIG_IKCONFIG=y +CONFIG_IKCONFIG_PROC=y +CONFIG_LOG_BUF_SHIFT=14 +# CONFIG_CGROUPS is not set +# CONFIG_GROUP_SCHED is not set CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y CONFIG_RELAY=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set +# CONFIG_NAMESPACES is not set +# CONFIG_BLK_DEV_INITRD is not set +CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_SYSCTL=y CONFIG_EMBEDDED=y CONFIG_SYSCTL_SYSCALL=y @@ -184,27 +194,43 @@ CONFIG_PRINTK=y CONFIG_BUG=y CONFIG_ELF_CORE=y +CONFIG_PCSPKR_PLATFORM=y +CONFIG_COMPAT_BRK=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y +CONFIG_ANON_INODES=y CONFIG_EPOLL=y +CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y +CONFIG_EVENTFD=y CONFIG_SHMEM=y -CONFIG_SLAB=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_PCI_QUIRKS=y +CONFIG_SLAB=y +# CONFIG_SLUB is not set +# CONFIG_SLOB is not set +CONFIG_PROFILING=y +# CONFIG_MARKERS is not set +CONFIG_OPROFILE=m +CONFIG_HAVE_OPROFILE=y +# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set +CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 -# CONFIG_SLOB is not set - -# -# Loadable module support -# -# CONFIG_MODULES is not set - -# -# Block layer -# +CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set +CONFIG_MODULE_UNLOAD=y +# CONFIG_MODULE_FORCE_UNLOAD is not set +# CONFIG_MODVERSIONS is not set +# CONFIG_MODULE_SRCVERSION_ALL is not set +CONFIG_KMOD=y CONFIG_BLOCK=y # CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_BLK_DEV_BSG is not set +# CONFIG_BLK_DEV_INTEGRITY is not set +CONFIG_BLOCK_COMPAT=y # # IO Schedulers @@ -213,59 +239,50 @@ CONFIG_IOSCHED_AS=y CONFIG_IOSCHED_DEADLINE=y CONFIG_IOSCHED_CFQ=y -CONFIG_DEFAULT_AS=y +# CONFIG_DEFAULT_AS is not set # CONFIG_DEFAULT_DEADLINE is not set -# CONFIG_DEFAULT_CFQ is not set +CONFIG_DEFAULT_CFQ=y # CONFIG_DEFAULT_NOOP is not set -CONFIG_DEFAULT_IOSCHED="anticipatory" +CONFIG_DEFAULT_IOSCHED="cfq" +CONFIG_CLASSIC_RCU=y +# CONFIG_FREEZER is not set # # Bus options (PCI, PCMCIA, EISA, ISA, TC) # CONFIG_HW_HAS_PCI=y CONFIG_PCI=y +CONFIG_PCI_DOMAINS=y +# CONFIG_ARCH_SUPPORTS_MSI is not set +# CONFIG_PCI_LEGACY is not set CONFIG_MMU=y - -# -# PCCARD (PCMCIA/CardBus) support -# # CONFIG_PCCARD is not set - -# -# PCI Hotplug Support -# # CONFIG_HOTPLUG_PCI is not set # # Executable file formats # CONFIG_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set CONFIG_BINFMT_MISC=y -# CONFIG_BUILD_ELF64 is not set CONFIG_MIPS32_COMPAT=y CONFIG_COMPAT=y CONFIG_SYSVIPC_COMPAT=y CONFIG_MIPS32_O32=y -# CONFIG_MIPS32_N32 is not set +CONFIG_MIPS32_N32=y CONFIG_BINFMT_ELF32=y # # Power management options # -CONFIG_PM=y -# CONFIG_PM_LEGACY is not set -# CONFIG_PM_DEBUG is not set -# CONFIG_PM_SYSFS_DEPRECATED is not set - -# -# Networking -# +CONFIG_ARCH_SUSPEND_POSSIBLE=y +# CONFIG_PM is not set CONFIG_NET=y # # Networking options # -# CONFIG_NETDEBUG is not set CONFIG_PACKET=y CONFIG_PACKET_MMAP=y CONFIG_UNIX=y @@ -273,56 +290,83 @@ CONFIG_XFRM_USER=y # CONFIG_XFRM_SUB_POLICY is not set CONFIG_XFRM_MIGRATE=y +# CONFIG_XFRM_STATISTICS is not set +CONFIG_XFRM_IPCOMP=m CONFIG_NET_KEY=y CONFIG_NET_KEY_MIGRATE=y CONFIG_INET=y -# CONFIG_IP_MULTICAST is not set +CONFIG_IP_MULTICAST=y # CONFIG_IP_ADVANCED_ROUTER is not set CONFIG_IP_FIB_HASH=y CONFIG_IP_PNP=y -# CONFIG_IP_PNP_DHCP is not set +CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y # CONFIG_IP_PNP_RARP is not set -# CONFIG_NET_IPIP is not set -# CONFIG_NET_IPGRE is not set +CONFIG_NET_IPIP=m +CONFIG_NET_IPGRE=m +# CONFIG_NET_IPGRE_BROADCAST is not set +# CONFIG_IP_MROUTE is not set # CONFIG_ARPD is not set # CONFIG_SYN_COOKIES is not set -# CONFIG_INET_AH is not set -# CONFIG_INET_ESP is not set -# CONFIG_INET_IPCOMP is not set -# CONFIG_INET_XFRM_TUNNEL is not set -# CONFIG_INET_TUNNEL is not set +CONFIG_INET_AH=m +CONFIG_INET_ESP=m +CONFIG_INET_IPCOMP=m +CONFIG_INET_XFRM_TUNNEL=m +CONFIG_INET_TUNNEL=m CONFIG_INET_XFRM_MODE_TRANSPORT=y CONFIG_INET_XFRM_MODE_TUNNEL=y CONFIG_INET_XFRM_MODE_BEET=y +# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=y CONFIG_INET_TCP_DIAG=y -# CONFIG_TCP_CONG_ADVANCED is not set +CONFIG_TCP_CONG_ADVANCED=y +CONFIG_TCP_CONG_BIC=m CONFIG_TCP_CONG_CUBIC=y +CONFIG_TCP_CONG_WESTWOOD=m +CONFIG_TCP_CONG_HTCP=m +# CONFIG_TCP_CONG_HSTCP is not set +# CONFIG_TCP_CONG_HYBLA is not set +# CONFIG_TCP_CONG_VEGAS is not set +# CONFIG_TCP_CONG_SCALABLE is not set +# CONFIG_TCP_CONG_LP is not set +# CONFIG_TCP_CONG_VENO is not set +# CONFIG_TCP_CONG_YEAH is not set +# CONFIG_TCP_CONG_ILLINOIS is not set +# CONFIG_DEFAULT_BIC is not set +CONFIG_DEFAULT_CUBIC=y +# CONFIG_DEFAULT_HTCP is not set +# CONFIG_DEFAULT_VEGAS is not set +# CONFIG_DEFAULT_WESTWOOD is not set +# CONFIG_DEFAULT_RENO is not set CONFIG_DEFAULT_TCP_CONG="cubic" CONFIG_TCP_MD5SIG=y -# CONFIG_IPV6 is not set -# CONFIG_INET6_XFRM_TUNNEL is not set -# CONFIG_INET6_TUNNEL is not set +CONFIG_IPV6=m +# CONFIG_IPV6_PRIVACY is not set +# CONFIG_IPV6_ROUTER_PREF is not set +# CONFIG_IPV6_OPTIMISTIC_DAD is not set +CONFIG_INET6_AH=m +CONFIG_INET6_ESP=m +CONFIG_INET6_IPCOMP=m +# CONFIG_IPV6_MIP6 is not set +CONFIG_INET6_XFRM_TUNNEL=m +CONFIG_INET6_TUNNEL=m +CONFIG_INET6_XFRM_MODE_TRANSPORT=m +CONFIG_INET6_XFRM_MODE_TUNNEL=m +CONFIG_INET6_XFRM_MODE_BEET=m +# CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set +CONFIG_IPV6_SIT=m +CONFIG_IPV6_NDISC_NODETYPE=y +CONFIG_IPV6_TUNNEL=m +# CONFIG_IPV6_MULTIPLE_TABLES is not set +# CONFIG_IPV6_MROUTE is not set CONFIG_NETWORK_SECMARK=y # CONFIG_NETFILTER is not set - -# -# DCCP Configuration (EXPERIMENTAL) -# # CONFIG_IP_DCCP is not set - -# -# SCTP Configuration (EXPERIMENTAL) -# # CONFIG_IP_SCTP is not set - -# -# TIPC Configuration (EXPERIMENTAL) -# # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set +# CONFIG_NET_DSA is not set # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set # CONFIG_LLC2 is not set @@ -332,10 +376,6 @@ # CONFIG_LAPB is not set # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set - -# -# QoS and/or fair queueing -# # CONFIG_NET_SCHED is not set # @@ -343,15 +383,14 @@ # # CONFIG_NET_PKTGEN is not set # CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set # CONFIG_IRDA is not set # CONFIG_BT is not set -CONFIG_IEEE80211=y -# CONFIG_IEEE80211_DEBUG is not set -CONFIG_IEEE80211_CRYPT_WEP=y -CONFIG_IEEE80211_CRYPT_CCMP=y -CONFIG_IEEE80211_SOFTMAC=y -# CONFIG_IEEE80211_SOFTMAC_DEBUG is not set -CONFIG_WIRELESS_EXT=y +# CONFIG_AF_RXRPC is not set +# CONFIG_PHONET is not set +# CONFIG_WIRELESS is not set +# CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set # # Device Drivers @@ -360,60 +399,40 @@ # # Generic Driver Options # +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y CONFIG_FW_LOADER=y +CONFIG_FIRMWARE_IN_KERNEL=y +CONFIG_EXTRA_FIRMWARE="" # CONFIG_SYS_HYPERVISOR is not set - -# -# Connector - unified userspace <-> kernelspace linker -# CONFIG_CONNECTOR=y CONFIG_PROC_EVENTS=y - -# -# Memory Technology Devices (MTD) -# # CONFIG_MTD is not set - -# -# Parallel port support -# # CONFIG_PARPORT is not set - -# -# Plug and Play support -# -# CONFIG_PNPACPI is not set - -# -# Block devices -# +CONFIG_BLK_DEV=y # CONFIG_BLK_CPQ_DA is not set # CONFIG_BLK_CPQ_CISS_DA is not set # CONFIG_BLK_DEV_DAC960 is not set # CONFIG_BLK_DEV_UMEM is not set # CONFIG_BLK_DEV_COW_COMMON is not set -CONFIG_BLK_DEV_LOOP=y -# CONFIG_BLK_DEV_CRYPTOLOOP is not set -# CONFIG_BLK_DEV_NBD is not set +CONFIG_BLK_DEV_LOOP=m +CONFIG_BLK_DEV_CRYPTOLOOP=m +CONFIG_BLK_DEV_NBD=m # CONFIG_BLK_DEV_SX8 is not set # CONFIG_BLK_DEV_RAM is not set -# CONFIG_BLK_DEV_INITRD is not set -CONFIG_CDROM_PKTCDVD=y -CONFIG_CDROM_PKTCDVD_BUFFERS=8 -# CONFIG_CDROM_PKTCDVD_WCACHE is not set -CONFIG_ATA_OVER_ETH=y - -# -# Misc devices -# +# CONFIG_CDROM_PKTCDVD is not set +# CONFIG_ATA_OVER_ETH is not set +# CONFIG_BLK_DEV_HD is not set +CONFIG_MISC_DEVICES=y +# CONFIG_PHANTOM is not set +# CONFIG_EEPROM_93CX6 is not set CONFIG_SGI_IOC4=y # CONFIG_TIFM_CORE is not set - -# -# ATA/ATAPI/MFM/RLL support -# +# CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_HP_ILO is not set +# CONFIG_C2PORT is not set +CONFIG_HAVE_IDE=y # CONFIG_IDE is not set # @@ -421,19 +440,20 @@ # CONFIG_RAID_ATTRS=y CONFIG_SCSI=y +CONFIG_SCSI_DMA=y CONFIG_SCSI_TGT=y -CONFIG_SCSI_NETLINK=y +# CONFIG_SCSI_NETLINK is not set CONFIG_SCSI_PROC_FS=y # # SCSI support type (disk, tape, CD-ROM) # CONFIG_BLK_DEV_SD=y -CONFIG_CHR_DEV_ST=y -CONFIG_CHR_DEV_OSST=y +# CONFIG_CHR_DEV_ST is not set +# CONFIG_CHR_DEV_OSST is not set CONFIG_BLK_DEV_SR=y CONFIG_BLK_DEV_SR_VENDOR=y -CONFIG_CHR_DEV_SG=y +CONFIG_CHR_DEV_SG=m # CONFIG_CHR_DEV_SCH is not set # @@ -443,35 +463,36 @@ CONFIG_SCSI_CONSTANTS=y CONFIG_SCSI_LOGGING=y CONFIG_SCSI_SCAN_ASYNC=y +CONFIG_SCSI_WAIT_SCAN=m # # SCSI Transports # CONFIG_SCSI_SPI_ATTRS=y -CONFIG_SCSI_FC_ATTRS=y +# CONFIG_SCSI_FC_ATTRS is not set # CONFIG_SCSI_ISCSI_ATTRS is not set CONFIG_SCSI_SAS_ATTRS=y CONFIG_SCSI_SAS_LIBSAS=y +CONFIG_SCSI_SAS_HOST_SMP=y # CONFIG_SCSI_SAS_LIBSAS_DEBUG is not set - -# -# SCSI low-level drivers -# +# CONFIG_SCSI_SRP_ATTRS is not set +CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set # CONFIG_BLK_DEV_3W_XXXX_RAID is not set # CONFIG_SCSI_3W_9XXX is not set # CONFIG_SCSI_ACARD is not set # CONFIG_SCSI_AACRAID is not set CONFIG_SCSI_AIC7XXX=y -CONFIG_AIC7XXX_CMDS_PER_DEVICE=8 +CONFIG_AIC7XXX_CMDS_PER_DEVICE=32 CONFIG_AIC7XXX_RESET_DELAY_MS=15000 CONFIG_AIC7XXX_DEBUG_ENABLE=y CONFIG_AIC7XXX_DEBUG_MASK=0 CONFIG_AIC7XXX_REG_PRETTY_PRINT=y # CONFIG_SCSI_AIC7XXX_OLD is not set # CONFIG_SCSI_AIC79XX is not set -CONFIG_SCSI_AIC94XX=y -# CONFIG_AIC94XX_DEBUG is not set +# CONFIG_SCSI_AIC94XX is not set +# CONFIG_SCSI_DPT_I2O is not set +# CONFIG_SCSI_ADVANSYS is not set # CONFIG_SCSI_ARCMSR is not set # CONFIG_MEGARAID_NEWGEN is not set # CONFIG_MEGARAID_LEGACY is not set @@ -482,6 +503,7 @@ # CONFIG_SCSI_IPS is not set # CONFIG_SCSI_INITIO is not set # CONFIG_SCSI_INIA100 is not set +# CONFIG_SCSI_MVSAS is not set # CONFIG_SCSI_STEX is not set # CONFIG_SCSI_SYM53C8XX_2 is not set # CONFIG_SCSI_QLOGIC_1280 is not set @@ -492,147 +514,81 @@ # CONFIG_SCSI_DC390T is not set # CONFIG_SCSI_DEBUG is not set # CONFIG_SCSI_SRP is not set - -# -# Serial ATA (prod) and Parallel ATA (experimental) drivers -# +# CONFIG_SCSI_DH is not set # CONFIG_ATA is not set - -# -# Multi-device support (RAID and LVM) -# # CONFIG_MD is not set - -# -# Fusion MPT device support -# # CONFIG_FUSION is not set -# CONFIG_FUSION_SPI is not set -# CONFIG_FUSION_FC is not set -# CONFIG_FUSION_SAS is not set # # IEEE 1394 (FireWire) support # + +# +# Enable only one of the two stacks, unless you know what you are doing +# +# CONFIG_FIREWIRE is not set # CONFIG_IEEE1394 is not set - -# -# I2O device support -# # CONFIG_I2O is not set - -# -# Network device support -# CONFIG_NETDEVICES=y -# CONFIG_DUMMY is not set -# CONFIG_BONDING is not set +CONFIG_DUMMY=m +CONFIG_BONDING=m +# CONFIG_MACVLAN is not set # CONFIG_EQUALIZER is not set # CONFIG_TUN is not set - -# -# ARCnet devices -# +# CONFIG_VETH is not set # CONFIG_ARCNET is not set - -# -# PHY device support -# -CONFIG_PHYLIB=y - -# -# MII PHY device drivers -# -CONFIG_MARVELL_PHY=y -CONFIG_DAVICOM_PHY=y -CONFIG_QSEMI_PHY=y -CONFIG_LXT_PHY=y -CONFIG_CICADA_PHY=y -CONFIG_VITESSE_PHY=y -CONFIG_SMSC_PHY=y -# CONFIG_BROADCOM_PHY is not set -# CONFIG_FIXED_PHY is not set - -# -# Ethernet (10 or 100Mbit) -# +# CONFIG_PHYLIB is not set CONFIG_NET_ETHERNET=y -# CONFIG_MII is not set +CONFIG_MII=y +# CONFIG_AX88796 is not set CONFIG_SGI_O2MACE_ETH=y # CONFIG_HAPPYMEAL is not set # CONFIG_SUNGEM is not set # CONFIG_CASSINI is not set # CONFIG_NET_VENDOR_3COM is not set +# CONFIG_SMC91X is not set # CONFIG_DM9000 is not set - -# -# Tulip family network device support -# -# CONFIG_NET_TULIP is not set +CONFIG_NET_TULIP=y +CONFIG_DE2104X=m +CONFIG_TULIP=m +# CONFIG_TULIP_MWI is not set +CONFIG_TULIP_MMIO=y +# CONFIG_TULIP_NAPI is not set +# CONFIG_DE4X5 is not set +# CONFIG_WINBOND_840 is not set +# CONFIG_DM9102 is not set +# CONFIG_ULI526X is not set # CONFIG_HP100 is not set +# CONFIG_IBM_NEW_EMAC_ZMII is not set +# CONFIG_IBM_NEW_EMAC_RGMII is not set +# CONFIG_IBM_NEW_EMAC_TAH is not set +# CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_NET_PCI is not set - -# -# Ethernet (1000 Mbit) -# -# CONFIG_ACENIC is not set -# CONFIG_DL2K is not set -# CONFIG_E1000 is not set -# CONFIG_NS83820 is not set -# CONFIG_HAMACHI is not set -# CONFIG_YELLOWFIN is not set -# CONFIG_R8169 is not set -# CONFIG_SIS190 is not set -# CONFIG_SKGE is not set -# CONFIG_SKY2 is not set -# CONFIG_SK98LIN is not set -# CONFIG_TIGON3 is not set -# CONFIG_BNX2 is not set -CONFIG_QLA3XXX=y -# CONFIG_ATL1 is not set - -# -# Ethernet (10000 Mbit) -# -# CONFIG_CHELSIO_T1 is not set -CONFIG_CHELSIO_T3=y -# CONFIG_IXGB is not set -# CONFIG_S2IO is not set -# CONFIG_MYRI10GE is not set -CONFIG_NETXEN_NIC=y - -# -# Token Ring devices -# +# CONFIG_B44 is not set +# CONFIG_ATL2 is not set +# CONFIG_NETDEV_1000 is not set +# CONFIG_NETDEV_10000 is not set # CONFIG_TR is not set # -# Wireless LAN (non-hamradio) +# Wireless LAN # -# CONFIG_NET_RADIO is not set - -# -# Wan interfaces -# +# CONFIG_WLAN_PRE80211 is not set +# CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set # CONFIG_WAN is not set # CONFIG_FDDI is not set # CONFIG_HIPPI is not set # CONFIG_PPP is not set # CONFIG_SLIP is not set # CONFIG_NET_FC is not set -# CONFIG_SHAPER is not set # CONFIG_NETCONSOLE is not set # CONFIG_NETPOLL is not set # CONFIG_NET_POLL_CONTROLLER is not set - -# -# ISDN subsystem -# # CONFIG_ISDN is not set - -# -# Telephony Support -# # CONFIG_PHONE is not set # @@ -640,6 +596,7 @@ # CONFIG_INPUT=y # CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set # # Userland interfaces @@ -649,16 +606,32 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 # CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_TSDEV is not set -# CONFIG_INPUT_EVDEV is not set +CONFIG_INPUT_EVDEV=m # CONFIG_INPUT_EVBUG is not set # # Input Device Drivers # -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set +CONFIG_INPUT_KEYBOARD=y +CONFIG_KEYBOARD_ATKBD=y +# CONFIG_KEYBOARD_SUNKBD is not set +# CONFIG_KEYBOARD_LKKBD is not set +# CONFIG_KEYBOARD_XTKBD is not set +# CONFIG_KEYBOARD_NEWTON is not set +# CONFIG_KEYBOARD_STOWAWAY is not set +CONFIG_INPUT_MOUSE=y +CONFIG_MOUSE_PS2=y +CONFIG_MOUSE_PS2_ALPS=y +CONFIG_MOUSE_PS2_LOGIPS2PP=y +CONFIG_MOUSE_PS2_SYNAPTICS=y +CONFIG_MOUSE_PS2_LIFEBOOK=y +CONFIG_MOUSE_PS2_TRACKPOINT=y +# CONFIG_MOUSE_PS2_ELANTECH is not set +# CONFIG_MOUSE_PS2_TOUCHKIT is not set +# CONFIG_MOUSE_SERIAL is not set +# CONFIG_MOUSE_VSXXXAA is not set # CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set # CONFIG_INPUT_TOUCHSCREEN is not set # CONFIG_INPUT_MISC is not set @@ -669,8 +642,8 @@ # CONFIG_SERIO_I8042 is not set CONFIG_SERIO_SERPORT=y # CONFIG_SERIO_PCIPS2 is not set -# CONFIG_SERIO_MACEPS2 is not set -# CONFIG_SERIO_LIBPS2 is not set +CONFIG_SERIO_MACEPS2=y +CONFIG_SERIO_LIBPS2=y CONFIG_SERIO_RAW=y # CONFIG_GAMEPORT is not set @@ -678,10 +651,13 @@ # Character devices # CONFIG_VT=y +# CONFIG_CONSOLE_TRANSLATIONS is not set CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y -CONFIG_VT_HW_CONSOLE_BINDING=y +# CONFIG_VT_HW_CONSOLE_BINDING is not set +CONFIG_DEVKMEM=y # CONFIG_SERIAL_NONSTANDARD is not set +# CONFIG_NOZOMI is not set # # Serial drivers @@ -702,192 +678,304 @@ CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 - -# -# IPMI -# # CONFIG_IPMI_HANDLER is not set - -# -# Watchdog Cards -# -# CONFIG_WATCHDOG is not set -# CONFIG_HW_RANDOM is not set -# CONFIG_RTC is not set -# CONFIG_GEN_RTC is not set -# CONFIG_DTLK is not set +CONFIG_HW_RANDOM=y # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set -# CONFIG_DRM is not set # CONFIG_RAW_DRIVER is not set - -# -# TPM devices -# # CONFIG_TCG_TPM is not set - -# -# I2C support -# +CONFIG_DEVPORT=y # CONFIG_I2C is not set - -# -# SPI support -# # CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set - -# -# Dallas's 1-wire bus -# # CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set +CONFIG_HWMON=y +# CONFIG_HWMON_VID is not set +# CONFIG_SENSORS_I5K_AMB is not set +# CONFIG_SENSORS_F71805F is not set +# CONFIG_SENSORS_F71882FG is not set +# CONFIG_SENSORS_IT87 is not set +# CONFIG_SENSORS_PC87360 is not set +# CONFIG_SENSORS_PC87427 is not set +# CONFIG_SENSORS_SIS5595 is not set +# CONFIG_SENSORS_SMSC47M1 is not set +# CONFIG_SENSORS_SMSC47B397 is not set +# CONFIG_SENSORS_VIA686A is not set +# CONFIG_SENSORS_VT1211 is not set +# CONFIG_SENSORS_VT8231 is not set +# CONFIG_SENSORS_W83627HF is not set +# CONFIG_SENSORS_W83627EHF is not set +# CONFIG_HWMON_DEBUG_CHIP is not set +# CONFIG_THERMAL is not set +# CONFIG_THERMAL_HWMON is not set +CONFIG_WATCHDOG=y +# CONFIG_WATCHDOG_NOWAYOUT is not set # -# Hardware Monitoring support +# Watchdog Device Drivers # -# CONFIG_HWMON is not set -# CONFIG_HWMON_VID is not set +# CONFIG_SOFT_WATCHDOG is not set +# CONFIG_ALIM7101_WDT is not set + +# +# PCI-based Watchdog Cards +# +# CONFIG_PCIPCWATCHDOG is not set +# CONFIG_WDTPCI is not set +CONFIG_SSB_POSSIBLE=y + +# +# Sonics Silicon Backplane +# +# CONFIG_SSB is not set + +# +# Multifunction device drivers +# +# CONFIG_MFD_CORE is not set +# CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set # # Multimedia devices # -# CONFIG_VIDEO_DEV is not set # -# Digital Video Broadcasting Devices +# Multimedia core support # -# CONFIG_DVB is not set +CONFIG_VIDEO_DEV=m +CONFIG_VIDEO_V4L2_COMMON=m +CONFIG_VIDEO_ALLOW_V4L1=y +CONFIG_VIDEO_V4L1_COMPAT=y +# CONFIG_DVB_CORE is not set +CONFIG_VIDEO_MEDIA=m + +# +# Multimedia drivers +# +# CONFIG_MEDIA_ATTACH is not set +CONFIG_VIDEO_V4L2=m +CONFIG_VIDEO_V4L1=m +CONFIG_VIDEOBUF_GEN=m +CONFIG_VIDEOBUF_VMALLOC=m +CONFIG_VIDEO_CAPTURE_DRIVERS=y +# CONFIG_VIDEO_ADV_DEBUG is not set +# CONFIG_VIDEO_FIXED_MINOR_RANGES is not set +CONFIG_VIDEO_HELPER_CHIPS_AUTO=y +CONFIG_VIDEO_VIVI=m +# CONFIG_VIDEO_CPIA is not set +# CONFIG_VIDEO_STRADIS is not set +# CONFIG_SOC_CAMERA is not set +CONFIG_RADIO_ADAPTERS=y +# CONFIG_RADIO_GEMTEK_PCI is not set +# CONFIG_RADIO_MAXIRADIO is not set +# CONFIG_RADIO_MAESTRO is not set +CONFIG_DAB=y # # Graphics support # -# CONFIG_FIRMWARE_EDID is not set -# CONFIG_FB is not set +# CONFIG_DRM is not set +# CONFIG_VGASTATE is not set +CONFIG_VIDEO_OUTPUT_CONTROL=y +CONFIG_FB=y +CONFIG_FIRMWARE_EDID=y +# CONFIG_FB_DDC is not set +# CONFIG_FB_BOOT_VESA_SUPPORT is not set +CONFIG_FB_CFB_FILLRECT=y +CONFIG_FB_CFB_COPYAREA=y +CONFIG_FB_CFB_IMAGEBLIT=y +# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set +# CONFIG_FB_SYS_FILLRECT is not set +# CONFIG_FB_SYS_COPYAREA is not set +# CONFIG_FB_SYS_IMAGEBLIT is not set +# CONFIG_FB_FOREIGN_ENDIAN is not set +# CONFIG_FB_SYS_FOPS is not set +# CONFIG_FB_SVGALIB is not set +# CONFIG_FB_MACMODES is not set +# CONFIG_FB_BACKLIGHT is not set +# CONFIG_FB_MODE_HELPERS is not set +# CONFIG_FB_TILEBLITTING is not set + +# +# Frame buffer hardware drivers +# +# CONFIG_FB_CIRRUS is not set +# CONFIG_FB_PM2 is not set +# CONFIG_FB_CYBER2000 is not set +# CONFIG_FB_ASILIANT is not set +# CONFIG_FB_IMSTT is not set +# CONFIG_FB_UVESA is not set +CONFIG_FB_GBE=y +CONFIG_FB_GBE_MEM=4 +# CONFIG_FB_S1D13XXX is not set +# CONFIG_FB_NVIDIA is not set +# CONFIG_FB_RIVA is not set +# CONFIG_FB_MATROX is not set +# CONFIG_FB_RADEON is not set +# CONFIG_FB_ATY128 is not set +# CONFIG_FB_ATY is not set +# CONFIG_FB_S3 is not set +# CONFIG_FB_SAVAGE is not set +# CONFIG_FB_SIS is not set +# CONFIG_FB_VIA is not set +# CONFIG_FB_NEOMAGIC is not set +# CONFIG_FB_KYRO is not set +# CONFIG_FB_3DFX is not set +# CONFIG_FB_VOODOO1 is not set +# CONFIG_FB_VT8623 is not set +# CONFIG_FB_TRIDENT is not set +# CONFIG_FB_ARK is not set +# CONFIG_FB_PM3 is not set +# CONFIG_FB_CARMINE is not set +# CONFIG_FB_VIRTUAL is not set +# CONFIG_FB_METRONOME is not set +# CONFIG_FB_MB862XX is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set # # Console display driver support # # CONFIG_VGA_CONSOLE is not set CONFIG_DUMMY_CONSOLE=y -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set - -# -# Sound -# +CONFIG_FRAMEBUFFER_CONSOLE=y +# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set +# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set +CONFIG_FONTS=y +CONFIG_FONT_8x8=y +CONFIG_FONT_8x16=y +# CONFIG_FONT_6x11 is not set +# CONFIG_FONT_7x14 is not set +# CONFIG_FONT_PEARL_8x8 is not set +# CONFIG_FONT_ACORN_8x8 is not set +# CONFIG_FONT_MINI_4x6 is not set +# CONFIG_FONT_SUN8x16 is not set +# CONFIG_FONT_SUN12x22 is not set +# CONFIG_FONT_10x18 is not set +CONFIG_LOGO=y +# CONFIG_LOGO_LINUX_MONO is not set +# CONFIG_LOGO_LINUX_VGA16 is not set +# CONFIG_LOGO_LINUX_CLUT224 is not set +CONFIG_LOGO_SGI_CLUT224=y # CONFIG_SOUND is not set - -# -# HID Devices -# +CONFIG_HID_SUPPORT=y CONFIG_HID=y # CONFIG_HID_DEBUG is not set +# CONFIG_HIDRAW is not set +# CONFIG_HID_PID is not set # -# USB support +# Special HID drivers # -CONFIG_USB_ARCH_HAS_HCD=y -CONFIG_USB_ARCH_HAS_OHCI=y -CONFIG_USB_ARCH_HAS_EHCI=y -# CONFIG_USB is not set - -# -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' -# - -# -# USB Gadget Support -# -# CONFIG_USB_GADGET is not set - -# -# MMC/SD Card support -# +CONFIG_HID_COMPAT=y +# CONFIG_USB_SUPPORT is not set +# CONFIG_UWB is not set # CONFIG_MMC is not set - -# -# LED devices -# +# CONFIG_MEMSTICK is not set # CONFIG_NEW_LEDS is not set - -# -# LED drivers -# - -# -# LED Triggers -# - -# -# InfiniBand support -# +# CONFIG_ACCESSIBILITY is not set # CONFIG_INFINIBAND is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +# CONFIG_RTC_HCTOSYS is not set +# CONFIG_RTC_DEBUG is not set # -# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) +# RTC interfaces +# +# CONFIG_RTC_INTF_SYSFS is not set +# CONFIG_RTC_INTF_PROC is not set +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set + +# +# SPI RTC drivers # # -# Real Time Clock +# Platform RTC drivers # -# CONFIG_RTC_CLASS is not set +CONFIG_RTC_DRV_CMOS=y +# CONFIG_RTC_DRV_DS1286 is not set +# CONFIG_RTC_DRV_DS1511 is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set +# CONFIG_RTC_DRV_V3020 is not set # -# DMA Engine support +# on-CPU RTC drivers # -# CONFIG_DMA_ENGINE is not set - -# -# DMA Clients -# - -# -# DMA Devices -# - -# -# Auxiliary Display support -# - -# -# Virtualization -# +# CONFIG_DMADEVICES is not set +# CONFIG_UIO is not set +# CONFIG_STAGING is not set +CONFIG_STAGING_EXCLUDE_BUILD=y # # File systems # CONFIG_EXT2_FS=y -# CONFIG_EXT2_FS_XATTR is not set +CONFIG_EXT2_FS_XATTR=y +CONFIG_EXT2_FS_POSIX_ACL=y +CONFIG_EXT2_FS_SECURITY=y # CONFIG_EXT2_FS_XIP is not set -# CONFIG_EXT3_FS is not set -# CONFIG_EXT4DEV_FS is not set +CONFIG_EXT3_FS=y +CONFIG_EXT3_FS_XATTR=y +CONFIG_EXT3_FS_POSIX_ACL=y +CONFIG_EXT3_FS_SECURITY=y +# CONFIG_EXT4_FS is not set +CONFIG_JBD=y +CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set CONFIG_FS_POSIX_ACL=y +CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set # CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_ROMFS_FS is not set +CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y -# CONFIG_QUOTA is not set -CONFIG_DNOTIFY=y -# CONFIG_AUTOFS_FS is not set -# CONFIG_AUTOFS4_FS is not set -CONFIG_FUSE_FS=y +CONFIG_QUOTA=y +# CONFIG_QUOTA_NETLINK_INTERFACE is not set +CONFIG_PRINT_QUOTA_WARNING=y +CONFIG_QFMT_V1=m +CONFIG_QFMT_V2=m +CONFIG_QUOTACTL=y +CONFIG_AUTOFS_FS=m +CONFIG_AUTOFS4_FS=m +CONFIG_FUSE_FS=m CONFIG_GENERIC_ACL=y # # CD-ROM/DVD Filesystems # -# CONFIG_ISO9660_FS is not set -# CONFIG_UDF_FS is not set +CONFIG_ISO9660_FS=m +CONFIG_JOLIET=y +CONFIG_ZISOFS=y +CONFIG_UDF_FS=m +CONFIG_UDF_NLS=y # # DOS/FAT/NT Filesystems # -# CONFIG_MSDOS_FS is not set -# CONFIG_VFAT_FS is not set +CONFIG_FAT_FS=m +CONFIG_MSDOS_FS=m +CONFIG_VFAT_FS=m +CONFIG_FAT_DEFAULT_CODEPAGE=437 +CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" # CONFIG_NTFS_FS is not set # @@ -896,11 +984,11 @@ CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y CONFIG_SYSFS=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y # CONFIG_HUGETLB_PAGE is not set -CONFIG_RAMFS=y CONFIG_CONFIGFS_FS=y # @@ -916,33 +1004,42 @@ # CONFIG_EFS_FS is not set # CONFIG_CRAMFS is not set # CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_OMFS_FS is not set # CONFIG_HPFS_FS is not set # CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set - -# -# Network File Systems -# +CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set # CONFIG_NFS_V4 is not set -# CONFIG_NFS_DIRECTIO is not set -# CONFIG_NFSD is not set CONFIG_ROOT_NFS=y +CONFIG_NFSD=m +CONFIG_NFSD_V3=y +# CONFIG_NFSD_V3_ACL is not set +# CONFIG_NFSD_V4 is not set CONFIG_LOCKD=y CONFIG_LOCKD_V4=y +CONFIG_EXPORTFS=m CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y +# CONFIG_SUNRPC_REGISTER_V4 is not set # CONFIG_RPCSEC_GSS_KRB5 is not set # CONFIG_RPCSEC_GSS_SPKM3 is not set # CONFIG_SMB_FS is not set -# CONFIG_CIFS is not set +CONFIG_CIFS=m +# CONFIG_CIFS_STATS is not set +# CONFIG_CIFS_WEAK_PW_HASH is not set +# CONFIG_CIFS_UPCALL is not set +# CONFIG_CIFS_XATTR is not set +# CONFIG_CIFS_DEBUG2 is not set +# CONFIG_CIFS_EXPERIMENTAL is not set # CONFIG_NCP_FS is not set # CONFIG_CODA_FS is not set # CONFIG_AFS_FS is not set -# CONFIG_9P_FS is not set # # Partition Types @@ -953,45 +1050,83 @@ # CONFIG_AMIGA_PARTITION is not set # CONFIG_ATARI_PARTITION is not set # CONFIG_MAC_PARTITION is not set -# CONFIG_MSDOS_PARTITION is not set +CONFIG_MSDOS_PARTITION=y +# CONFIG_BSD_DISKLABEL is not set +# CONFIG_MINIX_SUBPARTITION is not set +# CONFIG_SOLARIS_X86_PARTITION is not set +# CONFIG_UNIXWARE_DISKLABEL is not set # CONFIG_LDM_PARTITION is not set CONFIG_SGI_PARTITION=y # CONFIG_ULTRIX_PARTITION is not set # CONFIG_SUN_PARTITION is not set # CONFIG_KARMA_PARTITION is not set # CONFIG_EFI_PARTITION is not set - -# -# Native Language Support -# -# CONFIG_NLS is not set - -# -# Distributed Lock Manager -# -CONFIG_DLM=y -CONFIG_DLM_TCP=y -# CONFIG_DLM_SCTP is not set -# CONFIG_DLM_DEBUG is not set - -# -# Profiling support -# -# CONFIG_PROFILING is not set +# CONFIG_SYSV68_PARTITION is not set +CONFIG_NLS=y +CONFIG_NLS_DEFAULT="iso8859-1" +CONFIG_NLS_CODEPAGE_437=m +CONFIG_NLS_CODEPAGE_737=m +CONFIG_NLS_CODEPAGE_775=m +CONFIG_NLS_CODEPAGE_850=m +CONFIG_NLS_CODEPAGE_852=m +CONFIG_NLS_CODEPAGE_855=m +CONFIG_NLS_CODEPAGE_857=m +CONFIG_NLS_CODEPAGE_860=m +CONFIG_NLS_CODEPAGE_861=m +CONFIG_NLS_CODEPAGE_862=m +CONFIG_NLS_CODEPAGE_863=m +CONFIG_NLS_CODEPAGE_864=m +CONFIG_NLS_CODEPAGE_865=m +CONFIG_NLS_CODEPAGE_866=m +CONFIG_NLS_CODEPAGE_869=m +CONFIG_NLS_CODEPAGE_936=m +CONFIG_NLS_CODEPAGE_950=m +CONFIG_NLS_CODEPAGE_932=m +CONFIG_NLS_CODEPAGE_949=m +CONFIG_NLS_CODEPAGE_874=m +CONFIG_NLS_ISO8859_8=m +CONFIG_NLS_CODEPAGE_1250=m +CONFIG_NLS_CODEPAGE_1251=m +CONFIG_NLS_ASCII=m +CONFIG_NLS_ISO8859_1=m +CONFIG_NLS_ISO8859_2=m +CONFIG_NLS_ISO8859_3=m +CONFIG_NLS_ISO8859_4=m +CONFIG_NLS_ISO8859_5=m +CONFIG_NLS_ISO8859_6=m +CONFIG_NLS_ISO8859_7=m +CONFIG_NLS_ISO8859_9=m +CONFIG_NLS_ISO8859_13=m +CONFIG_NLS_ISO8859_14=m +CONFIG_NLS_ISO8859_15=m +CONFIG_NLS_KOI8_R=m +CONFIG_NLS_KOI8_U=m +CONFIG_NLS_UTF8=m +# CONFIG_DLM is not set # # Kernel hacking # CONFIG_TRACE_IRQFLAGS_SUPPORT=y # CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y -# CONFIG_MAGIC_SYSRQ is not set +CONFIG_FRAME_WARN=2048 +CONFIG_MAGIC_SYSRQ=y # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set # CONFIG_DEBUG_KERNEL is not set -CONFIG_LOG_BUF_SHIFT=14 -CONFIG_CROSSCOMPILE=y +# CONFIG_DEBUG_MEMORY_INIT is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +CONFIG_SYSCTL_SYSCALL_CHECK=y + +# +# Tracers +# +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set +# CONFIG_SAMPLES is not set +CONFIG_HAVE_ARCH_KGDB=y CONFIG_CMDLINE="" # @@ -1000,51 +1135,99 @@ CONFIG_KEYS=y CONFIG_KEYS_DEBUG_PROC_KEYS=y # CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set +CONFIG_CRYPTO=y # -# Cryptographic options +# Crypto core or helper # -CONFIG_CRYPTO=y +# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_AEAD=y CONFIG_CRYPTO_BLKCIPHER=y CONFIG_CRYPTO_HASH=y +CONFIG_CRYPTO_RNG=y CONFIG_CRYPTO_MANAGER=y +CONFIG_CRYPTO_GF128MUL=y +CONFIG_CRYPTO_NULL=y +# CONFIG_CRYPTO_CRYPTD is not set +CONFIG_CRYPTO_AUTHENC=m +# CONFIG_CRYPTO_TEST is not set + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +CONFIG_CRYPTO_CBC=y +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +CONFIG_CRYPTO_ECB=y +CONFIG_CRYPTO_LRW=y +CONFIG_CRYPTO_PCBC=y +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# CONFIG_CRYPTO_HMAC=y CONFIG_CRYPTO_XCBC=y -CONFIG_CRYPTO_NULL=y + +# +# Digest +# +CONFIG_CRYPTO_CRC32C=y CONFIG_CRYPTO_MD4=y CONFIG_CRYPTO_MD5=y +CONFIG_CRYPTO_MICHAEL_MIC=y +# CONFIG_CRYPTO_RMD128 is not set +# CONFIG_CRYPTO_RMD160 is not set +# CONFIG_CRYPTO_RMD256 is not set +# CONFIG_CRYPTO_RMD320 is not set CONFIG_CRYPTO_SHA1=y CONFIG_CRYPTO_SHA256=y CONFIG_CRYPTO_SHA512=y -CONFIG_CRYPTO_WP512=y CONFIG_CRYPTO_TGR192=y -CONFIG_CRYPTO_GF128MUL=y -CONFIG_CRYPTO_ECB=y -CONFIG_CRYPTO_CBC=y -CONFIG_CRYPTO_PCBC=y -CONFIG_CRYPTO_LRW=y -CONFIG_CRYPTO_DES=y -CONFIG_CRYPTO_FCRYPT=y -CONFIG_CRYPTO_BLOWFISH=y -CONFIG_CRYPTO_TWOFISH=y -CONFIG_CRYPTO_TWOFISH_COMMON=y -CONFIG_CRYPTO_SERPENT=y -CONFIG_CRYPTO_AES=y -CONFIG_CRYPTO_CAST5=y -CONFIG_CRYPTO_CAST6=y -CONFIG_CRYPTO_TEA=y -CONFIG_CRYPTO_ARC4=y -CONFIG_CRYPTO_KHAZAD=y -CONFIG_CRYPTO_ANUBIS=y -CONFIG_CRYPTO_DEFLATE=y -CONFIG_CRYPTO_MICHAEL_MIC=y -CONFIG_CRYPTO_CRC32C=y -CONFIG_CRYPTO_CAMELLIA=y +CONFIG_CRYPTO_WP512=y # -# Hardware crypto devices +# Ciphers # +CONFIG_CRYPTO_AES=y +CONFIG_CRYPTO_ANUBIS=y +CONFIG_CRYPTO_ARC4=y +CONFIG_CRYPTO_BLOWFISH=y +CONFIG_CRYPTO_CAMELLIA=y +CONFIG_CRYPTO_CAST5=y +CONFIG_CRYPTO_CAST6=y +CONFIG_CRYPTO_DES=y +CONFIG_CRYPTO_FCRYPT=y +CONFIG_CRYPTO_KHAZAD=y +# CONFIG_CRYPTO_SALSA20 is not set +# CONFIG_CRYPTO_SEED is not set +CONFIG_CRYPTO_SERPENT=y +CONFIG_CRYPTO_TEA=y +CONFIG_CRYPTO_TWOFISH=y +CONFIG_CRYPTO_TWOFISH_COMMON=y + +# +# Compression +# +CONFIG_CRYPTO_DEFLATE=y +# CONFIG_CRYPTO_LZO is not set + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set +CONFIG_CRYPTO_HW=y +# CONFIG_CRYPTO_DEV_HIFN_795X is not set # # Library routines @@ -1052,10 +1235,15 @@ CONFIG_BITREVERSE=y # CONFIG_CRC_CCITT is not set CONFIG_CRC16=y +CONFIG_CRC_T10DIF=y +CONFIG_CRC_ITU_T=m CONFIG_CRC32=y +# CONFIG_CRC7 is not set CONFIG_LIBCRC32C=y +CONFIG_AUDIT_GENERIC=y CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y CONFIG_PLIST=y CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y
diff --git a/arch/mips/include/asm/asmmacro.h b/arch/mips/include/asm/asmmacro.h index 7a88175..6c8342a 100644 --- a/arch/mips/include/asm/asmmacro.h +++ b/arch/mips/include/asm/asmmacro.h
@@ -35,6 +35,16 @@ mtc0 \reg, CP0_TCSTATUS _ehb .endm +#elif defined(CONFIG_CPU_MIPSR2) + .macro local_irq_enable reg=t0 + ei + irq_enable_hazard + .endm + + .macro local_irq_disable reg=t0 + di + irq_disable_hazard + .endm #else .macro local_irq_enable reg=t0 mfc0 \reg, CP0_STATUS
diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h index 5510c53..053e463 100644 --- a/arch/mips/include/asm/pci.h +++ b/arch/mips/include/asm/pci.h
@@ -79,6 +79,11 @@ /* We don't do dynamic PCI IRQ allocation */ } +#define HAVE_PCI_MMAP + +extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, + enum pci_mmap_state mmap_state, int write_combine); + /* * Dynamic DMA mapping stuff. * MIPS has everything mapped statically.
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index 5b98d0e..e6708b3 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c
@@ -111,6 +111,7 @@ void dma_free_noncoherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle) { + plat_unmap_dma_mem(dma_handle); free_pages((unsigned long) vaddr, get_order(size)); } @@ -121,6 +122,8 @@ { unsigned long addr = (unsigned long) vaddr; + plat_unmap_dma_mem(dma_handle); + if (!plat_device_is_coherent(dev)) addr = CAC_ADDR(addr);
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index a377e9d..62cae74 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c
@@ -354,6 +354,30 @@ EXPORT_SYMBOL(PCIBIOS_MIN_MEM); #endif +int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, + enum pci_mmap_state mmap_state, int write_combine) +{ + unsigned long prot; + + /* + * I/O space can be accessed via normal processor loads and stores on + * this platform but for now we elect not to do this and portable + * drivers should not do this anyway. + */ + if (mmap_state == pci_mmap_io) + return -EINVAL; + + /* + * Ignore write-combine; for now only return uncached mappings. + */ + prot = pgprot_val(vma->vm_page_prot); + prot = (prot & ~_CACHE_MASK) | _CACHE_UNCACHED; + vma->vm_page_prot = __pgprot(prot); + + return remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, + vma->vm_end - vma->vm_start, vma->vm_page_prot); +} + char * (*pcibios_plat_setup)(char *str) __devinitdata; char *__devinit pcibios_setup(char *str)
diff --git a/arch/mn10300/kernel/entry.S b/arch/mn10300/kernel/entry.S index b7cbb14..62fba8a 100644 --- a/arch/mn10300/kernel/entry.S +++ b/arch/mn10300/kernel/entry.S
@@ -180,6 +180,7 @@ #ifdef CONFIG_PREEMPT ENTRY(resume_kernel) + __cli mov (TI_preempt_count,a2),d0 # non-zero preempt_count ? cmp 0,d0 bne restore_all @@ -190,7 +191,7 @@ mov (REG_EPSW,fp),d0 and EPSW_IM,d0 cmp EPSW_IM_7,d0 # interrupts off (exception path) ? - beq restore_all + bne restore_all call preempt_schedule_irq[],0 jmp need_resched #endif
diff --git a/arch/mn10300/kernel/mn10300-serial.c b/arch/mn10300/kernel/mn10300-serial.c index aa07d0c..59b9c4b 100644 --- a/arch/mn10300/kernel/mn10300-serial.c +++ b/arch/mn10300/kernel/mn10300-serial.c
@@ -566,6 +566,11 @@ { _enter("%s", port->name); + if (!port->uart.info || !port->uart.info->port.tty) { + mn10300_serial_dis_tx_intr(port); + return; + } + if (uart_tx_stopped(&port->uart) || uart_circ_empty(&port->uart.info->xmit)) mn10300_serial_dis_tx_intr(port);
diff --git a/arch/mn10300/kernel/setup.c b/arch/mn10300/kernel/setup.c index 017121c..e1d88ab 100644 --- a/arch/mn10300/kernel/setup.c +++ b/arch/mn10300/kernel/setup.c
@@ -161,7 +161,7 @@ reserve the page it is occupying. */ if (CONFIG_INTERRUPT_VECTOR_BASE >= CONFIG_KERNEL_RAM_BASE_ADDRESS && CONFIG_INTERRUPT_VECTOR_BASE < memory_end) - reserve_bootmem(CONFIG_INTERRUPT_VECTOR_BASE, 1, + reserve_bootmem(CONFIG_INTERRUPT_VECTOR_BASE, PAGE_SIZE, BOOTMEM_DEFAULT); reserve_bootmem(PAGE_ALIGN(PFN_PHYS(free_pfn)), bootmap_size,
diff --git a/arch/mn10300/kernel/vmlinux.lds.S b/arch/mn10300/kernel/vmlinux.lds.S index a3e80f4..b825966 100644 --- a/arch/mn10300/kernel/vmlinux.lds.S +++ b/arch/mn10300/kernel/vmlinux.lds.S
@@ -11,6 +11,7 @@ #define __VMLINUX_LDS__ #include <asm-generic/vmlinux.lds.h> #include <asm/thread_info.h> +#include <asm/page.h> OUTPUT_FORMAT("elf32-am33lin", "elf32-am33lin", "elf32-am33lin") OUTPUT_ARCH(mn10300) @@ -55,13 +56,13 @@ CONSTRUCTORS } - . = ALIGN(4096); + . = ALIGN(PAGE_SIZE); __nosave_begin = .; .data_nosave : { *(.data.nosave) } - . = ALIGN(4096); + . = ALIGN(PAGE_SIZE); __nosave_end = .; - . = ALIGN(4096); + . = ALIGN(PAGE_SIZE); .data.page_aligned : { *(.data.idt) } . = ALIGN(32); @@ -78,7 +79,7 @@ .data.init_task : { *(.data.init_task) } /* might get freed after init */ - . = ALIGN(4096); + . = ALIGN(PAGE_SIZE); .smp_locks : AT(ADDR(.smp_locks) - LOAD_OFFSET) { __smp_locks = .; *(.smp_locks) @@ -86,7 +87,7 @@ } /* will be freed after init */ - . = ALIGN(4096); /* Init code and data */ + . = ALIGN(PAGE_SIZE); /* Init code and data */ __init_begin = .; .init.text : { _sinittext = .; @@ -120,17 +121,14 @@ .exit.data : { *(.exit.data) } #ifdef CONFIG_BLK_DEV_INITRD - . = ALIGN(4096); + . = ALIGN(PAGE_SIZE); __initramfs_start = .; .init.ramfs : { *(.init.ramfs) } __initramfs_end = .; #endif - . = ALIGN(32); - __per_cpu_start = .; - .data.percpu : { *(.data.percpu) } - __per_cpu_end = .; - . = ALIGN(4096); + PERCPU(32) + . = ALIGN(PAGE_SIZE); __init_end = .; /* freed after init ends here */ @@ -145,7 +143,7 @@ _end = . ; /* This is where the kernel creates the early boot page tables */ - . = ALIGN(4096); + . = ALIGN(PAGE_SIZE); pg0 = .; /* Sections to be discarded */
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 8fc6d72..3d3daa6 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile
@@ -41,6 +41,7 @@ $(obj)/ebony.o: BOOTCFLAGS += -mcpu=405 $(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=405 $(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405 +$(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405 $(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405 $(obj)/virtex405-head.o: BOOTAFLAGS += -mcpu=405
diff --git a/arch/powerpc/kernel/cpu_setup_44x.S b/arch/powerpc/kernel/cpu_setup_44x.S index 31c18b5..10b4ab1 100644 --- a/arch/powerpc/kernel/cpu_setup_44x.S +++ b/arch/powerpc/kernel/cpu_setup_44x.S
@@ -40,6 +40,7 @@ mtlr r4 blr +_GLOBAL(__setup_cpu_440x5) _GLOBAL(__setup_cpu_440gx) _GLOBAL(__setup_cpu_440spe) b __fixup_440A_mcheck
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index b1eb834..7e87195 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c
@@ -39,6 +39,7 @@ extern void __setup_cpu_440gx(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_440grx(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_440spe(unsigned long offset, struct cpu_spec* spec); +extern void __setup_cpu_440x5(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_460ex(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_460gt(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_603(unsigned long offset, struct cpu_spec* spec); @@ -1500,6 +1501,8 @@ .cpu_user_features = COMMON_USER_BOOKE, .icache_bsize = 32, .dcache_bsize = 32, + .cpu_setup = __setup_cpu_440x5, + .machine_check = machine_check_440A, .platform = "ppc440", }, { /* 460EX */
diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S index bdc8b0e..5c33bc1 100644 --- a/arch/powerpc/kernel/misc_32.S +++ b/arch/powerpc/kernel/misc_32.S
@@ -479,17 +479,20 @@ * (no broadcast) */ _GLOBAL(_tlbil_va) + mfmsr r10 + wrteei 0 slwi r4,r4,16 mtspr SPRN_MAS6,r4 /* assume AS=0 for now */ tlbsx 0,r3 mfspr r4,SPRN_MAS1 /* check valid */ andis. r3,r4,MAS1_VALID@h - beqlr + beq 1f rlwinm r4,r4,0,1,31 mtspr SPRN_MAS1,r4 tlbwe msync isync +1: wrtee r10 blr #endif /* CONFIG_FSL_BOOKE */
diff --git a/arch/powerpc/lib/rheap.c b/arch/powerpc/lib/rheap.c index 29b2941..45907c1 100644 --- a/arch/powerpc/lib/rheap.c +++ b/arch/powerpc/lib/rheap.c
@@ -556,6 +556,7 @@ be = blk->start + blk->size; if (s >= bs && e <= be) break; + blk = NULL; } if (blk == NULL)
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 7bbf4e4..f0c3b88 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c
@@ -507,6 +507,9 @@ { struct hstate *hstate = hstate_file(file); int mmu_psize = shift_to_mmu_psize(huge_page_shift(hstate)); + + if (!mmu_huge_psizes[mmu_psize]) + return -EINVAL; return slice_get_unmapped_area(addr, len, flags, mmu_psize, 1, 0); }
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index a8397bb..cf81049 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c
@@ -901,10 +901,17 @@ if (end_pfn > node_ar.end_pfn) reserve_size = (node_ar.end_pfn << PAGE_SHIFT) - (start_pfn << PAGE_SHIFT); - dbg("reserve_bootmem %lx %lx nid=%d\n", physbase, - reserve_size, node_ar.nid); - reserve_bootmem_node(NODE_DATA(node_ar.nid), physbase, - reserve_size, BOOTMEM_DEFAULT); + /* + * Only worry about *this* node, others may not + * yet have valid NODE_DATA(). + */ + if (node_ar.nid == nid) { + dbg("reserve_bootmem %lx %lx nid=%d\n", + physbase, reserve_size, node_ar.nid); + reserve_bootmem_node(NODE_DATA(node_ar.nid), + physbase, reserve_size, + BOOTMEM_DEFAULT); + } /* * if reserved region is contained in the active region * then done. @@ -929,7 +936,6 @@ void __init do_init_bootmem(void) { int nid; - unsigned int i; min_low_pfn = 0; max_low_pfn = lmb_end_of_DRAM() >> PAGE_SHIFT;
diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c index 442cf36..0ce45c2 100644 --- a/arch/powerpc/platforms/cell/axon_msi.c +++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -413,6 +413,9 @@ MSIC_CTRL_IRQ_ENABLE | MSIC_CTRL_ENABLE | MSIC_CTRL_FIFO_SIZE); + msic->read_offset = dcr_read(msic->dcr_host, MSIC_WRITE_OFFSET_REG) + & MSIC_FIFO_SIZE_MASK; + device->dev.platform_data = msic; ppc_md.setup_msi_irqs = axon_msi_setup_msi_irqs;
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 80119b3..5c9cbfc 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig
@@ -55,6 +55,8 @@ config GENERIC_HARDIRQS_NO__DO_IRQ def_bool y + depends on SUPERH32 && (!SH_DREAMCAST && !SH_SH4202_MICRODEV && \ + !SH_7751_SYSTEMH && !HD64461) config GENERIC_IRQ_PROBE def_bool y
diff --git a/arch/sparc/include/asm/ptrace_32.h b/arch/sparc/include/asm/ptrace_32.h index d409c4f..4cef450 100644 --- a/arch/sparc/include/asm/ptrace_32.h +++ b/arch/sparc/include/asm/ptrace_32.h
@@ -62,6 +62,8 @@ #ifdef __KERNEL__ +#include <asm/system.h> + static inline bool pt_regs_is_syscall(struct pt_regs *regs) { return (regs->psr & PSR_SYSCALL); @@ -72,6 +74,14 @@ return (regs->psr &= ~PSR_SYSCALL); } +#define arch_ptrace_stop_needed(exit_code, info) \ +({ flush_user_windows(); \ + current_thread_info()->w_saved != 0; \ +}) + +#define arch_ptrace_stop(exit_code, info) \ + synchronize_user_stack() + #define user_mode(regs) (!((regs)->psr & PSR_PS)) #define instruction_pointer(regs) ((regs)->pc) #define user_stack_pointer(regs) ((regs)->u_regs[UREG_FP])
diff --git a/arch/sparc/include/asm/ptrace_64.h b/arch/sparc/include/asm/ptrace_64.h index 84e969f..cd6fbfc 100644 --- a/arch/sparc/include/asm/ptrace_64.h +++ b/arch/sparc/include/asm/ptrace_64.h
@@ -114,6 +114,7 @@ #ifdef __KERNEL__ #include <linux/threads.h> +#include <asm/system.h> static inline int pt_regs_trap_type(struct pt_regs *regs) { @@ -130,6 +131,14 @@ return (regs->tstate &= ~TSTATE_SYSCALL); } +#define arch_ptrace_stop_needed(exit_code, info) \ +({ flush_user_windows(); \ + get_thread_wsaved() != 0; \ +}) + +#define arch_ptrace_stop(exit_code, info) \ + synchronize_user_stack() + struct global_reg_snapshot { unsigned long tstate; unsigned long tpc;
diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c index 19d579d..8f44ebb 100644 --- a/arch/um/drivers/mconsole_kern.c +++ b/arch/um/drivers/mconsole_kern.c
@@ -16,6 +16,8 @@ #include <linux/slab.h> #include <linux/syscalls.h> #include <linux/utsname.h> +#include <linux/socket.h> +#include <linux/un.h> #include <linux/workqueue.h> #include <linux/mutex.h> #include <asm/uaccess.h> @@ -785,7 +787,7 @@ /* long to avoid size mismatch warnings from gcc */ long sock; int err; - char file[256]; + char file[UNIX_PATH_MAX]; if (umid_file_name("mconsole", file, sizeof(file))) return -1;
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index ac22bb7..1cbec02 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig
@@ -19,6 +19,8 @@ config X86 def_bool y select HAVE_AOUT if X86_32 + select HAVE_READQ + select HAVE_WRITEQ select HAVE_UNSTABLE_SCHED_CLOCK select HAVE_IDE select HAVE_OPROFILE @@ -87,6 +89,10 @@ config GENERIC_BUG def_bool y depends on BUG + select GENERIC_BUG_RELATIVE_POINTERS if X86_64 + +config GENERIC_BUG_RELATIVE_POINTERS + bool config GENERIC_HWEIGHT def_bool y @@ -242,21 +248,13 @@ def_bool y depends on X86_MPPARSE || X86_VOYAGER -if ACPI config X86_MPPARSE - def_bool y - bool "Enable MPS table" + bool "Enable MPS table" if ACPI + default y depends on X86_LOCAL_APIC help For old smp systems that do not have proper acpi support. Newer systems (esp with 64bit cpus) with acpi support, MADT and DSDT will override it -endif - -if !ACPI -config X86_MPPARSE - def_bool y - depends on X86_LOCAL_APIC -endif choice prompt "Subarchitecture Type" @@ -465,10 +463,6 @@ def_bool y depends on X86_GENERICARCH -config ES7000_CLUSTERED_APIC - def_bool y - depends on SMP && X86_ES7000 && MPENTIUMIII - source "arch/x86/Kconfig.cpu" config HPET_TIMER @@ -660,6 +654,30 @@ def_bool y depends on X86_32 && X86_VISWS +config X86_REROUTE_FOR_BROKEN_BOOT_IRQS + bool "Reroute for broken boot IRQs" + default n + depends on X86_IO_APIC + help + This option enables a workaround that fixes a source of + spurious interrupts. This is recommended when threaded + interrupt handling is used on systems where the generation of + superfluous "boot interrupts" cannot be disabled. + + Some chipsets generate a legacy INTx "boot IRQ" when the IRQ + entry in the chipset's IO-APIC is masked (as, e.g. the RT + kernel does during interrupt handling). On chipsets where this + boot IRQ generation cannot be disabled, this workaround keeps + the original IRQ line masked so that only the equivalent "boot + IRQ" is delivered to the CPUs. The workaround also tells the + kernel to set up the IRQ handler on the boot IRQ line. In this + way only one interrupt is delivered to the kernel. Otherwise + the spurious second interrupt may cause the kernel to bring + down (vital) interrupt lines. + + Only affects "broken" chipsets. Interrupt sharing may be + increased on these systems. + config X86_MCE bool "Machine Check Exception" depends on !X86_VOYAGER @@ -956,24 +974,37 @@ config ARCH_PHYS_ADDR_T_64BIT def_bool X86_64 || X86_PAE +config DIRECT_GBPAGES + bool "Enable 1GB pages for kernel pagetables" if EMBEDDED + default y + depends on X86_64 + help + Allow the kernel linear mapping to use 1GB pages on CPUs that + support it. This can improve the kernel's performance a tiny bit by + reducing TLB pressure. If in doubt, say "Y". + # Common NUMA Features config NUMA - bool "Numa Memory Allocation and Scheduler Support (EXPERIMENTAL)" + bool "Numa Memory Allocation and Scheduler Support" depends on SMP depends on X86_64 || (X86_32 && HIGHMEM64G && (X86_NUMAQ || X86_BIGSMP || X86_SUMMIT && ACPI) && EXPERIMENTAL) default n if X86_PC default y if (X86_NUMAQ || X86_SUMMIT || X86_BIGSMP) help Enable NUMA (Non Uniform Memory Access) support. + The kernel will try to allocate memory used by a CPU on the local memory controller of the CPU and add some more NUMA awareness to the kernel. - For 32-bit this is currently highly experimental and should be only - used for kernel development. It might also cause boot failures. - For 64-bit this is recommended on all multiprocessor Opteron systems. - If the system is EM64T, you should say N unless your system is - EM64T NUMA. + For 64-bit this is recommended if the system is Intel Core i7 + (or later), AMD Opteron, or EM64T NUMA. + + For 32-bit this is only needed on (rare) 32-bit-only platforms + that support NUMA topologies, such as NUMAQ / Summit, or if you + boot a 32-bit kernel on a 64-bit NUMA platform. + + Otherwise, you should say N. comment "NUMA (Summit) requires SMP, 64GB highmem support, ACPI" depends on X86_32 && X86_SUMMIT && (!HIGHMEM64G || !ACPI) @@ -1493,6 +1524,10 @@ def_bool y depends on X86_64 || (X86_32 && HIGHMEM) +config ARCH_ENABLE_MEMORY_HOTREMOVE + def_bool y + depends on MEMORY_HOTPLUG + config HAVE_ARCH_EARLY_PFN_TO_NID def_bool X86_64 depends on NUMA @@ -1632,13 +1667,6 @@ many of the newer IBM Thinkpads. If you experience hangs when you suspend, try setting this to Y. Otherwise, say N. -config APM_REAL_MODE_POWER_OFF - bool "Use real mode APM BIOS call to power off" - help - Use real mode APM BIOS calls to switch off the computer. This is - a work-around for a number of buggy BIOSes. Switch this option on if - your computer crashes instead of powering off properly. - endif # APM source "arch/x86/kernel/cpu/cpufreq/Kconfig"
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug index 2a3dfbd..4ee7686 100644 --- a/arch/x86/Kconfig.debug +++ b/arch/x86/Kconfig.debug
@@ -114,18 +114,6 @@ data. This is recommended so that we can catch kernel bugs sooner. If in doubt, say "Y". -config DIRECT_GBPAGES - bool "Enable gbpages-mapped kernel pagetables" - depends on DEBUG_KERNEL && EXPERIMENTAL && X86_64 - help - Enable gigabyte pages support (if the CPU supports it). This can - improve the kernel's performance a tiny bit by reducing TLB - pressure. - - This is experimental code. - - If in doubt, say "N". - config DEBUG_RODATA_TEST bool "Testcase for the DEBUG_RODATA feature" depends on DEBUG_RODATA @@ -307,10 +295,10 @@ developers have marked 'inline'. Doing so takes away freedom from gcc to do what it thinks is best, which is desirable for the gcc 3.x series of compilers. The gcc 4.x series have a rewritten inlining algorithm and - disabling this option will generate a smaller kernel there. Hopefully - this algorithm is so good that allowing gcc4 to make the decision can - become the default in the future, until then this option is there to - test gcc for this. + enabling this option will generate a smaller kernel there. Hopefully + this algorithm is so good that allowing gcc 4.x and above to make the + decision will become the default in the future. Until then this option + is there to test gcc for this. If unsure, say N.
diff --git a/arch/x86/boot/video-vga.c b/arch/x86/boot/video-vga.c index b939cb4..5d4742e 100644 --- a/arch/x86/boot/video-vga.c +++ b/arch/x86/boot/video-vga.c
@@ -34,7 +34,7 @@ { VIDEO_80x25, 80, 25, 0 }, }; -__videocard video_vga; +static __videocard video_vga; /* Set basic 80x25 mode */ static u8 vga_set_basic_mode(void) @@ -259,7 +259,7 @@ return mode_count[adapter]; } -__videocard video_vga = { +static __videocard video_vga = { .card_name = "VGA", .probe = vga_probe, .set_mode = vga_set_mode,
diff --git a/arch/x86/boot/video.c b/arch/x86/boot/video.c index 83598b2..3bef2c1 100644 --- a/arch/x86/boot/video.c +++ b/arch/x86/boot/video.c
@@ -226,7 +226,7 @@ #ifdef CONFIG_VIDEO_RETAIN /* Save screen content to the heap */ -struct saved_screen { +static struct saved_screen { int x, y; int curx, cury; u16 *data;
diff --git a/arch/x86/configs/i386_defconfig b/arch/x86/configs/i386_defconfig index 13b8c86..b30a08e 100644 --- a/arch/x86/configs/i386_defconfig +++ b/arch/x86/configs/i386_defconfig
@@ -77,7 +77,7 @@ CONFIG_AUDITSYSCALL=y CONFIG_AUDIT_TREE=y # CONFIG_IKCONFIG is not set -CONFIG_LOG_BUF_SHIFT=17 +CONFIG_LOG_BUF_SHIFT=18 CONFIG_CGROUPS=y # CONFIG_CGROUP_DEBUG is not set CONFIG_CGROUP_NS=y @@ -298,7 +298,7 @@ CONFIG_CRASH_DUMP=y # CONFIG_KEXEC_JUMP is not set CONFIG_PHYSICAL_START=0x1000000 -CONFIG_RELOCATABLE=y +# CONFIG_RELOCATABLE is not set CONFIG_PHYSICAL_ALIGN=0x200000 CONFIG_HOTPLUG_CPU=y # CONFIG_COMPAT_VDSO is not set
diff --git a/arch/x86/configs/x86_64_defconfig b/arch/x86/configs/x86_64_defconfig index f0a03d7..0e7dbc0 100644 --- a/arch/x86/configs/x86_64_defconfig +++ b/arch/x86/configs/x86_64_defconfig
@@ -77,7 +77,7 @@ CONFIG_AUDITSYSCALL=y CONFIG_AUDIT_TREE=y # CONFIG_IKCONFIG is not set -CONFIG_LOG_BUF_SHIFT=17 +CONFIG_LOG_BUF_SHIFT=18 CONFIG_CGROUPS=y # CONFIG_CGROUP_DEBUG is not set CONFIG_CGROUP_NS=y @@ -298,7 +298,7 @@ CONFIG_KEXEC=y CONFIG_CRASH_DUMP=y CONFIG_PHYSICAL_START=0x1000000 -CONFIG_RELOCATABLE=y +# CONFIG_RELOCATABLE is not set CONFIG_PHYSICAL_ALIGN=0x200000 CONFIG_HOTPLUG_CPU=y # CONFIG_COMPAT_VDSO is not set
diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c index 4bc02b2..b195f85 100644 --- a/arch/x86/ia32/ia32_signal.c +++ b/arch/x86/ia32/ia32_signal.c
@@ -32,6 +32,8 @@ #include <asm/proto.h> #include <asm/vdso.h> +#include <asm/sigframe.h> + #define DEBUG_SIG 0 #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) @@ -41,7 +43,6 @@ X86_EFLAGS_ZF | X86_EFLAGS_AF | X86_EFLAGS_PF | \ X86_EFLAGS_CF) -asmlinkage int do_signal(struct pt_regs *regs, sigset_t *oldset); void signal_fault(struct pt_regs *regs, void __user *frame, char *where); int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from) @@ -173,47 +174,28 @@ /* * Do a signal return; undo the signal stack. */ - -struct sigframe -{ - u32 pretcode; - int sig; - struct sigcontext_ia32 sc; - struct _fpstate_ia32 fpstate_unused; /* look at kernel/sigframe.h */ - unsigned int extramask[_COMPAT_NSIG_WORDS-1]; - char retcode[8]; - /* fp state follows here */ -}; - -struct rt_sigframe -{ - u32 pretcode; - int sig; - u32 pinfo; - u32 puc; - compat_siginfo_t info; - struct ucontext_ia32 uc; - char retcode[8]; - /* fp state follows here */ -}; - -#define COPY(x) { \ - unsigned int reg; \ - err |= __get_user(reg, &sc->x); \ - regs->x = reg; \ +#define COPY(x) { \ + err |= __get_user(regs->x, &sc->x); \ } -#define RELOAD_SEG(seg,mask) \ - { unsigned int cur; \ - unsigned short pre; \ - err |= __get_user(pre, &sc->seg); \ - savesegment(seg, cur); \ - pre |= mask; \ - if (pre != cur) loadsegment(seg, pre); } +#define COPY_SEG_CPL3(seg) { \ + unsigned short tmp; \ + err |= __get_user(tmp, &sc->seg); \ + regs->seg = tmp | 3; \ +} + +#define RELOAD_SEG(seg) { \ + unsigned int cur, pre; \ + err |= __get_user(pre, &sc->seg); \ + savesegment(seg, cur); \ + pre |= 3; \ + if (pre != cur) \ + loadsegment(seg, pre); \ +} static int ia32_restore_sigcontext(struct pt_regs *regs, struct sigcontext_ia32 __user *sc, - unsigned int *peax) + unsigned int *pax) { unsigned int tmpflags, gs, oldgs, err = 0; void __user *buf; @@ -240,18 +222,16 @@ if (gs != oldgs) load_gs_index(gs); - RELOAD_SEG(fs, 3); - RELOAD_SEG(ds, 3); - RELOAD_SEG(es, 3); + RELOAD_SEG(fs); + RELOAD_SEG(ds); + RELOAD_SEG(es); COPY(di); COPY(si); COPY(bp); COPY(sp); COPY(bx); COPY(dx); COPY(cx); COPY(ip); /* Don't touch extended registers */ - err |= __get_user(regs->cs, &sc->cs); - regs->cs |= 3; - err |= __get_user(regs->ss, &sc->ss); - regs->ss |= 3; + COPY_SEG_CPL3(cs); + COPY_SEG_CPL3(ss); err |= __get_user(tmpflags, &sc->flags); regs->flags = (regs->flags & ~FIX_EFLAGS) | (tmpflags & FIX_EFLAGS); @@ -262,15 +242,13 @@ buf = compat_ptr(tmp); err |= restore_i387_xstate_ia32(buf); - err |= __get_user(tmp, &sc->ax); - *peax = tmp; - + err |= __get_user(*pax, &sc->ax); return err; } asmlinkage long sys32_sigreturn(struct pt_regs *regs) { - struct sigframe __user *frame = (struct sigframe __user *)(regs->sp-8); + struct sigframe_ia32 __user *frame = (struct sigframe_ia32 __user *)(regs->sp-8); sigset_t set; unsigned int ax; @@ -300,12 +278,12 @@ asmlinkage long sys32_rt_sigreturn(struct pt_regs *regs) { - struct rt_sigframe __user *frame; + struct rt_sigframe_ia32 __user *frame; sigset_t set; unsigned int ax; struct pt_regs tregs; - frame = (struct rt_sigframe __user *)(regs->sp - 4); + frame = (struct rt_sigframe_ia32 __user *)(regs->sp - 4); if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) goto badframe; @@ -359,20 +337,15 @@ err |= __put_user(regs->dx, &sc->dx); err |= __put_user(regs->cx, &sc->cx); err |= __put_user(regs->ax, &sc->ax); - err |= __put_user(regs->cs, &sc->cs); - err |= __put_user(regs->ss, &sc->ss); err |= __put_user(current->thread.trap_no, &sc->trapno); err |= __put_user(current->thread.error_code, &sc->err); err |= __put_user(regs->ip, &sc->ip); + err |= __put_user(regs->cs, (unsigned int __user *)&sc->cs); err |= __put_user(regs->flags, &sc->flags); err |= __put_user(regs->sp, &sc->sp_at_signal); + err |= __put_user(regs->ss, (unsigned int __user *)&sc->ss); - tmp = save_i387_xstate_ia32(fpstate); - if (tmp < 0) - err = -EFAULT; - else - err |= __put_user(ptr_to_compat(tmp ? fpstate : NULL), - &sc->fpstate); + err |= __put_user(ptr_to_compat(fpstate), &sc->fpstate); /* non-iBCS2 extensions.. */ err |= __put_user(mask, &sc->oldmask); @@ -400,7 +373,7 @@ } /* This is the legacy signal stack switching. */ - else if ((regs->ss & 0xffff) != __USER_DS && + else if ((regs->ss & 0xffff) != __USER32_DS && !(ka->sa.sa_flags & SA_RESTORER) && ka->sa.sa_restorer) sp = (unsigned long) ka->sa.sa_restorer; @@ -408,6 +381,8 @@ if (used_math()) { sp = sp - sig_xstate_ia32_size; *fpstate = (struct _fpstate_ia32 *) sp; + if (save_i387_xstate_ia32(*fpstate) < 0) + return (void __user *) -1L; } sp -= frame_size; @@ -420,7 +395,7 @@ int ia32_setup_frame(int sig, struct k_sigaction *ka, compat_sigset_t *set, struct pt_regs *regs) { - struct sigframe __user *frame; + struct sigframe_ia32 __user *frame; void __user *restorer; int err = 0; void __user *fpstate = NULL; @@ -430,12 +405,10 @@ u16 poplmovl; u32 val; u16 int80; - u16 pad; } __attribute__((packed)) code = { 0xb858, /* popl %eax ; movl $...,%eax */ __NR_ia32_sigreturn, 0x80cd, /* int $0x80 */ - 0, }; frame = get_sigframe(ka, regs, sizeof(*frame), &fpstate); @@ -471,7 +444,7 @@ * These are actually not used anymore, but left because some * gdb versions depend on them as a marker. */ - err |= __copy_to_user(frame->retcode, &code, 8); + err |= __put_user(*((u64 *)&code), (u64 *)frame->retcode); if (err) return -EFAULT; @@ -501,7 +474,7 @@ int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, compat_sigset_t *set, struct pt_regs *regs) { - struct rt_sigframe __user *frame; + struct rt_sigframe_ia32 __user *frame; void __user *restorer; int err = 0; void __user *fpstate = NULL; @@ -511,8 +484,7 @@ u8 movl; u32 val; u16 int80; - u16 pad; - u8 pad2; + u8 pad; } __attribute__((packed)) code = { 0xb8, __NR_ia32_rt_sigreturn, @@ -559,7 +531,7 @@ * Not actually used anymore, but left because some gdb * versions need it. */ - err |= __copy_to_user(frame->retcode, &code, 8); + err |= __put_user(*((u64 *)&code), (u64 *)frame->retcode); if (err) return -EFAULT; @@ -572,11 +544,6 @@ regs->dx = (unsigned long) &frame->info; regs->cx = (unsigned long) &frame->uc; - /* Make -mregparm=3 work */ - regs->ax = sig; - regs->dx = (unsigned long) &frame->info; - regs->cx = (unsigned long) &frame->uc; - loadsegment(ds, __USER32_DS); loadsegment(es, __USER32_DS);
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h index 3b1510b..25caa07 100644 --- a/arch/x86/include/asm/apic.h +++ b/arch/x86/include/asm/apic.h
@@ -193,6 +193,7 @@ static inline void lapic_shutdown(void) { } #define local_apic_timer_c2_ok 1 static inline void init_apic_mappings(void) { } +static inline void disable_local_APIC(void) { } #endif /* !CONFIG_X86_LOCAL_APIC */
diff --git a/arch/x86/include/asm/bigsmp/apic.h b/arch/x86/include/asm/bigsmp/apic.h index 1d9543b..ce547f2 100644 --- a/arch/x86/include/asm/bigsmp/apic.h +++ b/arch/x86/include/asm/bigsmp/apic.h
@@ -24,8 +24,6 @@ #define INT_DELIVERY_MODE (dest_Fixed) #define INT_DEST_MODE (0) /* phys delivery to target proc */ #define NO_BALANCE_IRQ (0) -#define WAKE_SECONDARY_VIA_INIT - static inline unsigned long check_apicid_used(physid_mask_t bitmap, int apicid) {
diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h index 3600103..9fa9dcd 100644 --- a/arch/x86/include/asm/bitops.h +++ b/arch/x86/include/asm/bitops.h
@@ -168,7 +168,15 @@ */ static inline void change_bit(int nr, volatile unsigned long *addr) { - asm volatile(LOCK_PREFIX "btc %1,%0" : ADDR : "Ir" (nr)); + if (IS_IMMEDIATE(nr)) { + asm volatile(LOCK_PREFIX "xorb %1,%0" + : CONST_MASK_ADDR(nr, addr) + : "iq" ((u8)CONST_MASK(nr))); + } else { + asm volatile(LOCK_PREFIX "btc %1,%0" + : BITOP_ADDR(addr) + : "Ir" (nr)); + } } /**
diff --git a/arch/x86/include/asm/bug.h b/arch/x86/include/asm/bug.h index 3def206..d9cf1cd 100644 --- a/arch/x86/include/asm/bug.h +++ b/arch/x86/include/asm/bug.h
@@ -9,7 +9,7 @@ #ifdef CONFIG_X86_32 # define __BUG_C0 "2:\t.long 1b, %c0\n" #else -# define __BUG_C0 "2:\t.quad 1b, %c0\n" +# define __BUG_C0 "2:\t.long 1b - 2b, %c0 - 2b\n" #endif #define BUG() \
diff --git a/arch/x86/include/asm/byteorder.h b/arch/x86/include/asm/byteorder.h index e02ae2d8..f110ad4 100644 --- a/arch/x86/include/asm/byteorder.h +++ b/arch/x86/include/asm/byteorder.h
@@ -4,26 +4,33 @@ #include <asm/types.h> #include <linux/compiler.h> -#ifdef __GNUC__ +#define __LITTLE_ENDIAN -#ifdef __i386__ - -static inline __attribute_const__ __u32 ___arch__swab32(__u32 x) +static inline __attribute_const__ __u32 __arch_swab32(__u32 val) { -#ifdef CONFIG_X86_BSWAP - asm("bswap %0" : "=r" (x) : "0" (x)); -#else +#ifdef __i386__ +# ifdef CONFIG_X86_BSWAP + asm("bswap %0" : "=r" (val) : "0" (val)); +# else asm("xchgb %b0,%h0\n\t" /* swap lower bytes */ "rorl $16,%0\n\t" /* swap words */ "xchgb %b0,%h0" /* swap higher bytes */ - : "=q" (x) - : "0" (x)); -#endif - return x; -} + : "=q" (val) + : "0" (val)); +# endif -static inline __attribute_const__ __u64 ___arch__swab64(__u64 val) +#else /* __i386__ */ + asm("bswapl %0" + : "=r" (val) + : "0" (val)); +#endif + return val; +} +#define __arch_swab32 __arch_swab32 + +static inline __attribute_const__ __u64 __arch_swab64(__u64 val) { +#ifdef __i386__ union { struct { __u32 a; @@ -32,50 +39,27 @@ __u64 u; } v; v.u = val; -#ifdef CONFIG_X86_BSWAP +# ifdef CONFIG_X86_BSWAP asm("bswapl %0 ; bswapl %1 ; xchgl %0,%1" : "=r" (v.s.a), "=r" (v.s.b) : "0" (v.s.a), "1" (v.s.b)); -#else - v.s.a = ___arch__swab32(v.s.a); - v.s.b = ___arch__swab32(v.s.b); +# else + v.s.a = __arch_swab32(v.s.a); + v.s.b = __arch_swab32(v.s.b); asm("xchgl %0,%1" : "=r" (v.s.a), "=r" (v.s.b) : "0" (v.s.a), "1" (v.s.b)); -#endif +# endif return v.u; -} - #else /* __i386__ */ - -static inline __attribute_const__ __u64 ___arch__swab64(__u64 x) -{ asm("bswapq %0" - : "=r" (x) - : "0" (x)); - return x; -} - -static inline __attribute_const__ __u32 ___arch__swab32(__u32 x) -{ - asm("bswapl %0" - : "=r" (x) - : "0" (x)); - return x; -} - + : "=r" (val) + : "0" (val)); + return val; #endif +} +#define __arch_swab64 __arch_swab64 -/* Do not define swab16. Gcc is smart enough to recognize "C" version and - convert it into rotation or exhange. */ - -#define __arch__swab64(x) ___arch__swab64(x) -#define __arch__swab32(x) ___arch__swab32(x) - -#define __BYTEORDER_HAS_U64__ - -#endif /* __GNUC__ */ - -#include <linux/byteorder/little_endian.h> +#include <linux/byteorder.h> #endif /* _ASM_X86_BYTEORDER_H */
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index cfdf8c2..ea408dc 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h
@@ -80,7 +80,6 @@ #define X86_FEATURE_UP (3*32+ 9) /* smp kernel running on up */ #define X86_FEATURE_FXSAVE_LEAK (3*32+10) /* "" FXSAVE leaks FOP/FIP/FOP */ #define X86_FEATURE_ARCH_PERFMON (3*32+11) /* Intel Architectural PerfMon */ -#define X86_FEATURE_NOPL (3*32+20) /* The NOPL (0F 1F) instructions */ #define X86_FEATURE_PEBS (3*32+12) /* Precise-Event Based Sampling */ #define X86_FEATURE_BTS (3*32+13) /* Branch Trace Store */ #define X86_FEATURE_SYSCALL32 (3*32+14) /* "" syscall in ia32 userspace */ @@ -92,6 +91,8 @@ #define X86_FEATURE_NOPL (3*32+20) /* The NOPL (0F 1F) instructions */ #define X86_FEATURE_AMDC1E (3*32+21) /* AMD C1E detected */ #define X86_FEATURE_XTOPOLOGY (3*32+22) /* cpu topology enum extensions */ +#define X86_FEATURE_TSC_RELIABLE (3*32+23) /* TSC is known to be reliable */ +#define X86_FEATURE_NONSTOP_TSC (3*32+24) /* TSC does not stop in C states */ /* Intel-defined CPU features, CPUID level 0x00000001 (ecx), word 4 */ #define X86_FEATURE_XMM3 (4*32+ 0) /* "pni" SSE-3 */ @@ -117,6 +118,7 @@ #define X86_FEATURE_XSAVE (4*32+26) /* XSAVE/XRSTOR/XSETBV/XGETBV */ #define X86_FEATURE_OSXSAVE (4*32+27) /* "" XSAVE enabled in the OS */ #define X86_FEATURE_AVX (4*32+28) /* Advanced Vector Extensions */ +#define X86_FEATURE_HYPERVISOR (4*32+31) /* Running on a hypervisor */ /* VIA/Cyrix/Centaur-defined CPU features, CPUID level 0xC0000001, word 5 */ #define X86_FEATURE_XSTORE (5*32+ 2) /* "rng" RNG present (xstore) */ @@ -237,6 +239,7 @@ #define cpu_has_xmm4_2 boot_cpu_has(X86_FEATURE_XMM4_2) #define cpu_has_x2apic boot_cpu_has(X86_FEATURE_X2APIC) #define cpu_has_xsave boot_cpu_has(X86_FEATURE_XSAVE) +#define cpu_has_hypervisor boot_cpu_has(X86_FEATURE_HYPERVISOR) #if defined(CONFIG_X86_INVLPG) || defined(CONFIG_X86_64) # define cpu_has_invlpg 1
diff --git a/arch/x86/include/asm/emergency-restart.h b/arch/x86/include/asm/emergency-restart.h index 94826cf..cc70c1c 100644 --- a/arch/x86/include/asm/emergency-restart.h +++ b/arch/x86/include/asm/emergency-restart.h
@@ -8,7 +8,9 @@ BOOT_BIOS = 'b', #endif BOOT_ACPI = 'a', - BOOT_EFI = 'e' + BOOT_EFI = 'e', + BOOT_CF9 = 'p', + BOOT_CF9_COND = 'q', }; extern enum reboot_type reboot_type;
diff --git a/arch/x86/include/asm/es7000/apic.h b/arch/x86/include/asm/es7000/apic.h index 380f0b4..e24ef87 100644 --- a/arch/x86/include/asm/es7000/apic.h +++ b/arch/x86/include/asm/es7000/apic.h
@@ -9,31 +9,27 @@ return (1); } -static inline cpumask_t target_cpus(void) +static inline cpumask_t target_cpus_cluster(void) { -#if defined CONFIG_ES7000_CLUSTERED_APIC return CPU_MASK_ALL; -#else - return cpumask_of_cpu(smp_processor_id()); -#endif } -#if defined CONFIG_ES7000_CLUSTERED_APIC -#define APIC_DFR_VALUE (APIC_DFR_CLUSTER) -#define INT_DELIVERY_MODE (dest_LowestPrio) -#define INT_DEST_MODE (1) /* logical delivery broadcast to all procs */ -#define NO_BALANCE_IRQ (1) -#undef WAKE_SECONDARY_VIA_INIT -#define WAKE_SECONDARY_VIA_MIP -#else +static inline cpumask_t target_cpus(void) +{ + return cpumask_of_cpu(smp_processor_id()); +} + +#define APIC_DFR_VALUE_CLUSTER (APIC_DFR_CLUSTER) +#define INT_DELIVERY_MODE_CLUSTER (dest_LowestPrio) +#define INT_DEST_MODE_CLUSTER (1) /* logical delivery broadcast to all procs */ +#define NO_BALANCE_IRQ_CLUSTER (1) + #define APIC_DFR_VALUE (APIC_DFR_FLAT) #define INT_DELIVERY_MODE (dest_Fixed) #define INT_DEST_MODE (0) /* phys delivery to target procs */ #define NO_BALANCE_IRQ (0) #undef APIC_DEST_LOGICAL #define APIC_DEST_LOGICAL 0x0 -#define WAKE_SECONDARY_VIA_INIT -#endif static inline unsigned long check_apicid_used(physid_mask_t bitmap, int apicid) { @@ -60,6 +56,16 @@ * an APIC. See e.g. "AP-388 82489DX User's Manual" (Intel * document number 292116). So here it goes... */ +static inline void init_apic_ldr_cluster(void) +{ + unsigned long val; + int cpu = smp_processor_id(); + + apic_write(APIC_DFR, APIC_DFR_VALUE_CLUSTER); + val = calculate_ldr(cpu); + apic_write(APIC_LDR, val); +} + static inline void init_apic_ldr(void) { unsigned long val; @@ -70,10 +76,6 @@ apic_write(APIC_LDR, val); } -#ifndef CONFIG_X86_GENERICARCH -extern void enable_apic_mode(void); -#endif - extern int apic_version [MAX_APICS]; static inline void setup_apic_routing(void) { @@ -144,7 +146,7 @@ return (1); } -static inline unsigned int cpu_mask_to_apicid(cpumask_t cpumask) +static inline unsigned int cpu_mask_to_apicid_cluster(cpumask_t cpumask) { int num_bits_set; int cpus_found = 0; @@ -154,11 +156,7 @@ num_bits_set = cpus_weight(cpumask); /* Return id to all */ if (num_bits_set == NR_CPUS) -#if defined CONFIG_ES7000_CLUSTERED_APIC return 0xFF; -#else - return cpu_to_logical_apicid(0); -#endif /* * The cpus in the mask must all be on the apic cluster. If are not * on the same apicid cluster return default value of TARGET_CPUS. @@ -171,11 +169,40 @@ if (apicid_cluster(apicid) != apicid_cluster(new_apicid)){ printk ("%s: Not a valid mask!\n", __func__); -#if defined CONFIG_ES7000_CLUSTERED_APIC return 0xFF; -#else + } + apicid = new_apicid; + cpus_found++; + } + cpu++; + } + return apicid; +} + +static inline unsigned int cpu_mask_to_apicid(cpumask_t cpumask) +{ + int num_bits_set; + int cpus_found = 0; + int cpu; + int apicid; + + num_bits_set = cpus_weight(cpumask); + /* Return id to all */ + if (num_bits_set == NR_CPUS) + return cpu_to_logical_apicid(0); + /* + * The cpus in the mask must all be on the apic cluster. If are not + * on the same apicid cluster return default value of TARGET_CPUS. + */ + cpu = first_cpu(cpumask); + apicid = cpu_to_logical_apicid(cpu); + while (cpus_found < num_bits_set) { + if (cpu_isset(cpu, cpumask)) { + int new_apicid = cpu_to_logical_apicid(cpu); + if (apicid_cluster(apicid) != + apicid_cluster(new_apicid)){ + printk ("%s: Not a valid mask!\n", __func__); return cpu_to_logical_apicid(0); -#endif } apicid = new_apicid; cpus_found++;
diff --git a/arch/x86/include/asm/es7000/wakecpu.h b/arch/x86/include/asm/es7000/wakecpu.h index 3984934..78f0daa 100644 --- a/arch/x86/include/asm/es7000/wakecpu.h +++ b/arch/x86/include/asm/es7000/wakecpu.h
@@ -1,36 +1,12 @@ #ifndef __ASM_ES7000_WAKECPU_H #define __ASM_ES7000_WAKECPU_H -/* - * This file copes with machines that wakeup secondary CPUs by the - * INIT, INIT, STARTUP sequence. - */ - -#ifdef CONFIG_ES7000_CLUSTERED_APIC -#define WAKE_SECONDARY_VIA_MIP -#else -#define WAKE_SECONDARY_VIA_INIT -#endif - -#ifdef WAKE_SECONDARY_VIA_MIP -extern int es7000_start_cpu(int cpu, unsigned long eip); -static inline int -wakeup_secondary_cpu(int phys_apicid, unsigned long start_eip) -{ - int boot_error = 0; - boot_error = es7000_start_cpu(phys_apicid, start_eip); - return boot_error; -} -#endif - -#define TRAMPOLINE_LOW phys_to_virt(0x467) -#define TRAMPOLINE_HIGH phys_to_virt(0x469) - -#define boot_cpu_apicid boot_cpu_physical_apicid +#define TRAMPOLINE_PHYS_LOW 0x467 +#define TRAMPOLINE_PHYS_HIGH 0x469 static inline void wait_for_init_deassert(atomic_t *deassert) { -#ifdef WAKE_SECONDARY_VIA_INIT +#ifndef CONFIG_ES7000_CLUSTERED_APIC while (!atomic_read(deassert)) cpu_relax(); #endif @@ -50,9 +26,12 @@ { } -#define inquire_remote_apic(apicid) do { \ - if (apic_verbosity >= APIC_DEBUG) \ - __inquire_remote_apic(apicid); \ - } while (0) +extern void __inquire_remote_apic(int apicid); + +static inline void inquire_remote_apic(int apicid) +{ + if (apic_verbosity >= APIC_DEBUG) + __inquire_remote_apic(apicid); +} #endif /* __ASM_MACH_WAKECPU_H */
diff --git a/arch/x86/include/asm/genapic_32.h b/arch/x86/include/asm/genapic_32.h index 5cbd4fc..0ac17d3 100644 --- a/arch/x86/include/asm/genapic_32.h +++ b/arch/x86/include/asm/genapic_32.h
@@ -2,6 +2,7 @@ #define _ASM_X86_GENAPIC_32_H #include <asm/mpspec.h> +#include <asm/atomic.h> /* * Generic APIC driver interface. @@ -65,6 +66,14 @@ void (*send_IPI_allbutself)(int vector); void (*send_IPI_all)(int vector); #endif + int (*wakeup_cpu)(int apicid, unsigned long start_eip); + int trampoline_phys_low; + int trampoline_phys_high; + void (*wait_for_init_deassert)(atomic_t *deassert); + void (*smp_callin_clear_local_apic)(void); + void (*store_NMI_vector)(unsigned short *high, unsigned short *low); + void (*restore_NMI_vector)(unsigned short *high, unsigned short *low); + void (*inquire_remote_apic)(int apicid); }; #define APICFUNC(x) .x = x, @@ -105,16 +114,24 @@ APICFUNC(get_apic_id) \ .apic_id_mask = APIC_ID_MASK, \ APICFUNC(cpu_mask_to_apicid) \ - APICFUNC(vector_allocation_domain) \ + APICFUNC(vector_allocation_domain) \ APICFUNC(acpi_madt_oem_check) \ IPIFUNC(send_IPI_mask) \ IPIFUNC(send_IPI_allbutself) \ IPIFUNC(send_IPI_all) \ APICFUNC(enable_apic_mode) \ APICFUNC(phys_pkg_id) \ + .trampoline_phys_low = TRAMPOLINE_PHYS_LOW, \ + .trampoline_phys_high = TRAMPOLINE_PHYS_HIGH, \ + APICFUNC(wait_for_init_deassert) \ + APICFUNC(smp_callin_clear_local_apic) \ + APICFUNC(store_NMI_vector) \ + APICFUNC(restore_NMI_vector) \ + APICFUNC(inquire_remote_apic) \ } extern struct genapic *genapic; +extern void es7000_update_genapic_to_cluster(void); enum uv_system_type {UV_NONE, UV_LEGACY_APIC, UV_X2APIC, UV_NON_UNIQUE_APIC}; #define get_uv_system_type() UV_NONE
diff --git a/arch/x86/include/asm/genapic_64.h b/arch/x86/include/asm/genapic_64.h index 13c4e96..2cae011 100644 --- a/arch/x86/include/asm/genapic_64.h +++ b/arch/x86/include/asm/genapic_64.h
@@ -32,6 +32,8 @@ unsigned int (*get_apic_id)(unsigned long x); unsigned long (*set_apic_id)(unsigned int id); unsigned long apic_id_mask; + /* wakeup_secondary_cpu */ + int (*wakeup_cpu)(int apicid, unsigned long start_eip); }; extern struct genapic *genapic;
diff --git a/arch/x86/include/asm/hypervisor.h b/arch/x86/include/asm/hypervisor.h new file mode 100644 index 0000000..369f5c5 --- /dev/null +++ b/arch/x86/include/asm/hypervisor.h
@@ -0,0 +1,26 @@ +/* + * Copyright (C) 2008, VMware, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + */ +#ifndef ASM_X86__HYPERVISOR_H +#define ASM_X86__HYPERVISOR_H + +extern unsigned long get_hypervisor_tsc_freq(void); +extern void init_hypervisor(struct cpuinfo_x86 *c); + +#endif
diff --git a/arch/x86/include/asm/ia32.h b/arch/x86/include/asm/ia32.h index 97989c0..50ca486 100644 --- a/arch/x86/include/asm/ia32.h +++ b/arch/x86/include/asm/ia32.h
@@ -129,24 +129,6 @@ } _sifields; } compat_siginfo_t; -struct sigframe32 { - u32 pretcode; - int sig; - struct sigcontext_ia32 sc; - struct _fpstate_ia32 fpstate; - unsigned int extramask[_COMPAT_NSIG_WORDS-1]; -}; - -struct rt_sigframe32 { - u32 pretcode; - int sig; - u32 pinfo; - u32 puc; - compat_siginfo_t info; - struct ucontext_ia32 uc; - struct _fpstate_ia32 fpstate; -}; - struct ustat32 { __u32 f_tfree; compat_ino_t f_tinode;
diff --git a/arch/x86/include/asm/idle.h b/arch/x86/include/asm/idle.h index 44c89c3..38d8737 100644 --- a/arch/x86/include/asm/idle.h +++ b/arch/x86/include/asm/idle.h
@@ -8,8 +8,13 @@ void idle_notifier_register(struct notifier_block *n); void idle_notifier_unregister(struct notifier_block *n); +#ifdef CONFIG_X86_64 void enter_idle(void); void exit_idle(void); +#else /* !CONFIG_X86_64 */ +static inline void enter_idle(void) { } +static inline void exit_idle(void) { } +#endif /* CONFIG_X86_64 */ void c1e_remove_cpu(int cpu);
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h index ac2abc8..33513b9 100644 --- a/arch/x86/include/asm/io.h +++ b/arch/x86/include/asm/io.h
@@ -4,6 +4,7 @@ #define ARCH_HAS_IOREMAP_WC #include <linux/compiler.h> +#include <asm-generic/int-ll64.h> #define build_mmio_read(name, size, type, reg, barrier) \ static inline type name(const volatile void __iomem *addr) \ @@ -45,20 +46,40 @@ #define mmiowb() barrier() #ifdef CONFIG_X86_64 + build_mmio_read(readq, "q", unsigned long, "=r", :"memory") -build_mmio_read(__readq, "q", unsigned long, "=r", ) build_mmio_write(writeq, "q", unsigned long, "r", :"memory") -build_mmio_write(__writeq, "q", unsigned long, "r", ) -#define readq_relaxed(a) __readq(a) -#define __raw_readq __readq -#define __raw_writeq writeq +#else -/* Let people know we have them */ -#define readq readq -#define writeq writeq +static inline __u64 readq(const volatile void __iomem *addr) +{ + const volatile u32 __iomem *p = addr; + u32 low, high; + + low = readl(p); + high = readl(p + 1); + + return low + ((u64)high << 32); +} + +static inline void writeq(__u64 val, volatile void __iomem *addr) +{ + writel(val, addr); + writel(val >> 32, addr+4); +} + #endif +#define readq_relaxed(a) readq(a) + +#define __raw_readq(a) readq(a) +#define __raw_writeq(val, addr) writeq(val, addr) + +/* Let people know that we have them */ +#define readq readq +#define writeq writeq + extern int iommu_bio_merge; #ifdef CONFIG_X86_32
diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index 6afd993..e475e00 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h
@@ -156,11 +156,21 @@ /* 1 if "noapic" boot option passed */ extern int skip_ioapic_setup; +/* 1 if "noapic" boot option passed */ +extern int noioapicquirk; + +/* -1 if "noapic" boot option passed */ +extern int noioapicreroute; + /* 1 if the timer IRQ uses the '8259A Virtual Wire' mode */ extern int timer_through_8259; static inline void disable_ioapic_setup(void) { +#ifdef CONFIG_PCI + noioapicquirk = 1; + noioapicreroute = -1; +#endif skip_ioapic_setup = 1; }
diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h index bae0eda..28e409f 100644 --- a/arch/x86/include/asm/irq.h +++ b/arch/x86/include/asm/irq.h
@@ -31,10 +31,6 @@ # endif #endif -#ifdef CONFIG_IRQBALANCE -extern int irqbalance_disable(char *str); -#endif - #ifdef CONFIG_HOTPLUG_CPU #include <linux/cpumask.h> extern void fixup_irqs(cpumask_t map);
diff --git a/arch/x86/include/asm/irq_regs_32.h b/arch/x86/include/asm/irq_regs_32.h index af2f02d..86afd74 100644 --- a/arch/x86/include/asm/irq_regs_32.h +++ b/arch/x86/include/asm/irq_regs_32.h
@@ -9,6 +9,8 @@ #include <asm/percpu.h> +#define ARCH_HAS_OWN_IRQ_REGS + DECLARE_PER_CPU(struct pt_regs *, irq_regs); static inline struct pt_regs *get_irq_regs(void)
diff --git a/arch/x86/include/asm/kexec.h b/arch/x86/include/asm/kexec.h index a1f2277..c61d8b2 100644 --- a/arch/x86/include/asm/kexec.h +++ b/arch/x86/include/asm/kexec.h
@@ -5,21 +5,8 @@ # define PA_CONTROL_PAGE 0 # define VA_CONTROL_PAGE 1 # define PA_PGD 2 -# define VA_PGD 3 -# define PA_PTE_0 4 -# define VA_PTE_0 5 -# define PA_PTE_1 6 -# define VA_PTE_1 7 -# define PA_SWAP_PAGE 8 -# ifdef CONFIG_X86_PAE -# define PA_PMD_0 9 -# define VA_PMD_0 10 -# define PA_PMD_1 11 -# define VA_PMD_1 12 -# define PAGES_NR 13 -# else -# define PAGES_NR 9 -# endif +# define PA_SWAP_PAGE 3 +# define PAGES_NR 4 #else # define PA_CONTROL_PAGE 0 # define VA_CONTROL_PAGE 1 @@ -170,6 +157,20 @@ unsigned long start_address) ATTRIB_NORET; #endif +#ifdef CONFIG_X86_32 +#define ARCH_HAS_KIMAGE_ARCH + +struct kimage_arch { + pgd_t *pgd; +#ifdef CONFIG_X86_PAE + pmd_t *pmd0; + pmd_t *pmd1; +#endif + pte_t *pte0; + pte_t *pte1; +}; +#endif + #endif /* __ASSEMBLY__ */ #endif /* _ASM_X86_KEXEC_H */
diff --git a/arch/x86/include/asm/mach-default/mach_apic.h b/arch/x86/include/asm/mach-default/mach_apic.h index ff3a6c2..6cb3a46 100644 --- a/arch/x86/include/asm/mach-default/mach_apic.h +++ b/arch/x86/include/asm/mach-default/mach_apic.h
@@ -32,11 +32,13 @@ #define vector_allocation_domain (genapic->vector_allocation_domain) #define read_apic_id() (GET_APIC_ID(apic_read(APIC_ID))) #define send_IPI_self (genapic->send_IPI_self) +#define wakeup_secondary_cpu (genapic->wakeup_cpu) extern void setup_apic_routing(void); #else #define INT_DELIVERY_MODE dest_LowestPrio #define INT_DEST_MODE 1 /* logical delivery broadcast to all procs */ #define TARGET_CPUS (target_cpus()) +#define wakeup_secondary_cpu wakeup_secondary_cpu_via_init /* * Set up the logical destination ID. *
diff --git a/arch/x86/include/asm/mach-default/mach_wakecpu.h b/arch/x86/include/asm/mach-default/mach_wakecpu.h index 9d80db9..ceb0136 100644 --- a/arch/x86/include/asm/mach-default/mach_wakecpu.h +++ b/arch/x86/include/asm/mach-default/mach_wakecpu.h
@@ -1,17 +1,8 @@ #ifndef _ASM_X86_MACH_DEFAULT_MACH_WAKECPU_H #define _ASM_X86_MACH_DEFAULT_MACH_WAKECPU_H -/* - * This file copes with machines that wakeup secondary CPUs by the - * INIT, INIT, STARTUP sequence. - */ - -#define WAKE_SECONDARY_VIA_INIT - -#define TRAMPOLINE_LOW phys_to_virt(0x467) -#define TRAMPOLINE_HIGH phys_to_virt(0x469) - -#define boot_cpu_apicid boot_cpu_physical_apicid +#define TRAMPOLINE_PHYS_LOW (0x467) +#define TRAMPOLINE_PHYS_HIGH (0x469) static inline void wait_for_init_deassert(atomic_t *deassert) { @@ -33,9 +24,12 @@ { } -#define inquire_remote_apic(apicid) do { \ - if (apic_verbosity >= APIC_DEBUG) \ - __inquire_remote_apic(apicid); \ - } while (0) +extern void __inquire_remote_apic(int apicid); + +static inline void inquire_remote_apic(int apicid) +{ + if (apic_verbosity >= APIC_DEBUG) + __inquire_remote_apic(apicid); +} #endif /* _ASM_X86_MACH_DEFAULT_MACH_WAKECPU_H */
diff --git a/arch/x86/include/asm/mach-default/smpboot_hooks.h b/arch/x86/include/asm/mach-default/smpboot_hooks.h index dbab36d..23bf521 100644 --- a/arch/x86/include/asm/mach-default/smpboot_hooks.h +++ b/arch/x86/include/asm/mach-default/smpboot_hooks.h
@@ -13,9 +13,11 @@ CMOS_WRITE(0xa, 0xf); local_flush_tlb(); pr_debug("1.\n"); - *((volatile unsigned short *) TRAMPOLINE_HIGH) = start_eip >> 4; + *((volatile unsigned short *)phys_to_virt(TRAMPOLINE_PHYS_HIGH)) = + start_eip >> 4; pr_debug("2.\n"); - *((volatile unsigned short *) TRAMPOLINE_LOW) = start_eip & 0xf; + *((volatile unsigned short *)phys_to_virt(TRAMPOLINE_PHYS_LOW)) = + start_eip & 0xf; pr_debug("3.\n"); } @@ -32,7 +34,7 @@ */ CMOS_WRITE(0, 0xf); - *((volatile long *) phys_to_virt(0x467)) = 0; + *((volatile long *)phys_to_virt(TRAMPOLINE_PHYS_LOW)) = 0; } static inline void __init smpboot_setup_io_apic(void)
diff --git a/arch/x86/include/asm/mach-generic/mach_apic.h b/arch/x86/include/asm/mach-generic/mach_apic.h index 5180bd7..e430f47 100644 --- a/arch/x86/include/asm/mach-generic/mach_apic.h +++ b/arch/x86/include/asm/mach-generic/mach_apic.h
@@ -27,6 +27,7 @@ #define vector_allocation_domain (genapic->vector_allocation_domain) #define enable_apic_mode (genapic->enable_apic_mode) #define phys_pkg_id (genapic->phys_pkg_id) +#define wakeup_secondary_cpu (genapic->wakeup_cpu) extern void generic_bigsmp_probe(void);
diff --git a/arch/x86/include/asm/mach-generic/mach_wakecpu.h b/arch/x86/include/asm/mach-generic/mach_wakecpu.h new file mode 100644 index 0000000..1ab16b1 --- /dev/null +++ b/arch/x86/include/asm/mach-generic/mach_wakecpu.h
@@ -0,0 +1,12 @@ +#ifndef _ASM_X86_MACH_GENERIC_MACH_WAKECPU_H +#define _ASM_X86_MACH_GENERIC_MACH_WAKECPU_H + +#define TRAMPOLINE_PHYS_LOW (genapic->trampoline_phys_low) +#define TRAMPOLINE_PHYS_HIGH (genapic->trampoline_phys_high) +#define wait_for_init_deassert (genapic->wait_for_init_deassert) +#define smp_callin_clear_local_apic (genapic->smp_callin_clear_local_apic) +#define store_NMI_vector (genapic->store_NMI_vector) +#define restore_NMI_vector (genapic->restore_NMI_vector) +#define inquire_remote_apic (genapic->inquire_remote_apic) + +#endif /* _ASM_X86_MACH_GENERIC_MACH_APIC_H */
diff --git a/arch/x86/include/asm/mmu_context_32.h b/arch/x86/include/asm/mmu_context_32.h index 8e10015..7e98ce1 100644 --- a/arch/x86/include/asm/mmu_context_32.h +++ b/arch/x86/include/asm/mmu_context_32.h
@@ -4,9 +4,8 @@ static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) { #ifdef CONFIG_SMP - unsigned cpu = smp_processor_id(); - if (per_cpu(cpu_tlbstate, cpu).state == TLBSTATE_OK) - per_cpu(cpu_tlbstate, cpu).state = TLBSTATE_LAZY; + if (x86_read_percpu(cpu_tlbstate.state) == TLBSTATE_OK) + x86_write_percpu(cpu_tlbstate.state, TLBSTATE_LAZY); #endif } @@ -20,8 +19,8 @@ /* stop flush ipis for the previous mm */ cpu_clear(cpu, prev->cpu_vm_mask); #ifdef CONFIG_SMP - per_cpu(cpu_tlbstate, cpu).state = TLBSTATE_OK; - per_cpu(cpu_tlbstate, cpu).active_mm = next; + x86_write_percpu(cpu_tlbstate.state, TLBSTATE_OK); + x86_write_percpu(cpu_tlbstate.active_mm, next); #endif cpu_set(cpu, next->cpu_vm_mask); @@ -36,8 +35,8 @@ } #ifdef CONFIG_SMP else { - per_cpu(cpu_tlbstate, cpu).state = TLBSTATE_OK; - BUG_ON(per_cpu(cpu_tlbstate, cpu).active_mm != next); + x86_write_percpu(cpu_tlbstate.state, TLBSTATE_OK); + BUG_ON(x86_read_percpu(cpu_tlbstate.active_mm) != next); if (!cpu_test_and_set(cpu, next->cpu_vm_mask)) { /* We were in lazy tlb mode and leave_mm disabled
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h index e38859d..cb58643 100644 --- a/arch/x86/include/asm/msr-index.h +++ b/arch/x86/include/asm/msr-index.h
@@ -85,7 +85,9 @@ /* AMD64 MSRs. Not complete. See the architecture manual for a more complete list. */ +#define MSR_AMD64_PATCH_LEVEL 0x0000008b #define MSR_AMD64_NB_CFG 0xc001001f +#define MSR_AMD64_PATCH_LOADER 0xc0010020 #define MSR_AMD64_IBSFETCHCTL 0xc0011030 #define MSR_AMD64_IBSFETCHLINAD 0xc0011031 #define MSR_AMD64_IBSFETCHPHYSAD 0xc0011032
diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h index c2a812e..4640ddd 100644 --- a/arch/x86/include/asm/msr.h +++ b/arch/x86/include/asm/msr.h
@@ -22,10 +22,10 @@ } /* - * i386 calling convention returns 64-bit value in edx:eax, while - * x86_64 returns at rax. Also, the "A" constraint does not really - * mean rdx:rax in x86_64, so we need specialized behaviour for each - * architecture + * both i386 and x86_64 returns 64-bit value in edx:eax, but gcc's "A" + * constraint has different meanings. For i386, "A" means exactly + * edx:eax, while for x86_64 it doesn't mean rdx:rax or edx:eax. Instead, + * it means rax *or* rdx. */ #ifdef CONFIG_X86_64 #define DECLARE_ARGS(val, low, high) unsigned low, high @@ -181,10 +181,10 @@ } #define rdtscl(low) \ - ((low) = (u32)native_read_tsc()) + ((low) = (u32)__native_read_tsc()) #define rdtscll(val) \ - ((val) = native_read_tsc()) + ((val) = __native_read_tsc()) #define rdpmc(counter, low, high) \ do { \
diff --git a/arch/x86/include/asm/numaq/wakecpu.h b/arch/x86/include/asm/numaq/wakecpu.h index c577bda..6f499df 100644 --- a/arch/x86/include/asm/numaq/wakecpu.h +++ b/arch/x86/include/asm/numaq/wakecpu.h
@@ -3,12 +3,8 @@ /* This file copes with machines that wakeup secondary CPUs by NMIs */ -#define WAKE_SECONDARY_VIA_NMI - -#define TRAMPOLINE_LOW phys_to_virt(0x8) -#define TRAMPOLINE_HIGH phys_to_virt(0xa) - -#define boot_cpu_apicid boot_cpu_logical_apicid +#define TRAMPOLINE_PHYS_LOW (0x8) +#define TRAMPOLINE_PHYS_HIGH (0xa) /* We don't do anything here because we use NMI's to boot instead */ static inline void wait_for_init_deassert(atomic_t *deassert) @@ -27,17 +23,23 @@ static inline void store_NMI_vector(unsigned short *high, unsigned short *low) { printk("Storing NMI vector\n"); - *high = *((volatile unsigned short *) TRAMPOLINE_HIGH); - *low = *((volatile unsigned short *) TRAMPOLINE_LOW); + *high = + *((volatile unsigned short *)phys_to_virt(TRAMPOLINE_PHYS_HIGH)); + *low = + *((volatile unsigned short *)phys_to_virt(TRAMPOLINE_PHYS_LOW)); } static inline void restore_NMI_vector(unsigned short *high, unsigned short *low) { printk("Restoring NMI vector\n"); - *((volatile unsigned short *) TRAMPOLINE_HIGH) = *high; - *((volatile unsigned short *) TRAMPOLINE_LOW) = *low; + *((volatile unsigned short *)phys_to_virt(TRAMPOLINE_PHYS_HIGH)) = + *high; + *((volatile unsigned short *)phys_to_virt(TRAMPOLINE_PHYS_LOW)) = + *low; } -#define inquire_remote_apic(apicid) {} +static inline void inquire_remote_apic(int apicid) +{ +} #endif /* __ASM_NUMAQ_WAKECPU_H */
diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h index 875b38e..6477812 100644 --- a/arch/x86/include/asm/pci.h +++ b/arch/x86/include/asm/pci.h
@@ -19,6 +19,8 @@ }; extern int pci_routeirq; +extern int noioapicquirk; +extern int noioapicreroute; /* scan a bus after allocating a pci_sysdata for it */ extern struct pci_bus *pci_scan_bus_on_node(int busno, struct pci_ops *ops,
diff --git a/arch/x86/include/asm/pgtable-2level.h b/arch/x86/include/asm/pgtable-2level.h index b17edfd..e0d199f 100644 --- a/arch/x86/include/asm/pgtable-2level.h +++ b/arch/x86/include/asm/pgtable-2level.h
@@ -56,23 +56,55 @@ #define pte_none(x) (!(x).pte_low) /* - * Bits 0, 6 and 7 are taken, split up the 29 bits of offset - * into this range: + * Bits _PAGE_BIT_PRESENT, _PAGE_BIT_FILE and _PAGE_BIT_PROTNONE are taken, + * split up the 29 bits of offset into this range: */ #define PTE_FILE_MAX_BITS 29 +#define PTE_FILE_SHIFT1 (_PAGE_BIT_PRESENT + 1) +#if _PAGE_BIT_FILE < _PAGE_BIT_PROTNONE +#define PTE_FILE_SHIFT2 (_PAGE_BIT_FILE + 1) +#define PTE_FILE_SHIFT3 (_PAGE_BIT_PROTNONE + 1) +#else +#define PTE_FILE_SHIFT2 (_PAGE_BIT_PROTNONE + 1) +#define PTE_FILE_SHIFT3 (_PAGE_BIT_FILE + 1) +#endif +#define PTE_FILE_BITS1 (PTE_FILE_SHIFT2 - PTE_FILE_SHIFT1 - 1) +#define PTE_FILE_BITS2 (PTE_FILE_SHIFT3 - PTE_FILE_SHIFT2 - 1) #define pte_to_pgoff(pte) \ - ((((pte).pte_low >> 1) & 0x1f) + (((pte).pte_low >> 8) << 5)) + ((((pte).pte_low >> PTE_FILE_SHIFT1) \ + & ((1U << PTE_FILE_BITS1) - 1)) \ + + ((((pte).pte_low >> PTE_FILE_SHIFT2) \ + & ((1U << PTE_FILE_BITS2) - 1)) << PTE_FILE_BITS1) \ + + (((pte).pte_low >> PTE_FILE_SHIFT3) \ + << (PTE_FILE_BITS1 + PTE_FILE_BITS2))) #define pgoff_to_pte(off) \ - ((pte_t) { .pte_low = (((off) & 0x1f) << 1) + \ - (((off) >> 5) << 8) + _PAGE_FILE }) + ((pte_t) { .pte_low = \ + (((off) & ((1U << PTE_FILE_BITS1) - 1)) << PTE_FILE_SHIFT1) \ + + ((((off) >> PTE_FILE_BITS1) & ((1U << PTE_FILE_BITS2) - 1)) \ + << PTE_FILE_SHIFT2) \ + + (((off) >> (PTE_FILE_BITS1 + PTE_FILE_BITS2)) \ + << PTE_FILE_SHIFT3) \ + + _PAGE_FILE }) /* Encode and de-code a swap entry */ -#define __swp_type(x) (((x).val >> 1) & 0x1f) -#define __swp_offset(x) ((x).val >> 8) -#define __swp_entry(type, offset) \ - ((swp_entry_t) { ((type) << 1) | ((offset) << 8) }) +#if _PAGE_BIT_FILE < _PAGE_BIT_PROTNONE +#define SWP_TYPE_BITS (_PAGE_BIT_FILE - _PAGE_BIT_PRESENT - 1) +#define SWP_OFFSET_SHIFT (_PAGE_BIT_PROTNONE + 1) +#else +#define SWP_TYPE_BITS (_PAGE_BIT_PROTNONE - _PAGE_BIT_PRESENT - 1) +#define SWP_OFFSET_SHIFT (_PAGE_BIT_FILE + 1) +#endif + +#define MAX_SWAPFILES_CHECK() BUILD_BUG_ON(MAX_SWAPFILES_SHIFT > SWP_TYPE_BITS) + +#define __swp_type(x) (((x).val >> (_PAGE_BIT_PRESENT + 1)) \ + & ((1U << SWP_TYPE_BITS) - 1)) +#define __swp_offset(x) ((x).val >> SWP_OFFSET_SHIFT) +#define __swp_entry(type, offset) ((swp_entry_t) { \ + ((type) << (_PAGE_BIT_PRESENT + 1)) \ + | ((offset) << SWP_OFFSET_SHIFT) }) #define __pte_to_swp_entry(pte) ((swp_entry_t) { (pte).pte_low }) #define __swp_entry_to_pte(x) ((pte_t) { .pte = (x).val })
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h index 52597ae..447da43 100644 --- a/arch/x86/include/asm/pgtable-3level.h +++ b/arch/x86/include/asm/pgtable-3level.h
@@ -166,6 +166,7 @@ #define PTE_FILE_MAX_BITS 32 /* Encode and de-code a swap entry */ +#define MAX_SWAPFILES_CHECK() BUILD_BUG_ON(MAX_SWAPFILES_SHIFT > 5) #define __swp_type(x) (((x).val) & 0x1f) #define __swp_offset(x) ((x).val >> 5) #define __swp_entry(type, offset) ((swp_entry_t){(type) | (offset) << 5})
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index c012f3b..83e69f4 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h
@@ -10,7 +10,6 @@ #define _PAGE_BIT_PCD 4 /* page cache disabled */ #define _PAGE_BIT_ACCESSED 5 /* was accessed (raised by CPU) */ #define _PAGE_BIT_DIRTY 6 /* was written to (raised by CPU) */ -#define _PAGE_BIT_FILE 6 #define _PAGE_BIT_PSE 7 /* 4 MB (or 2MB) page */ #define _PAGE_BIT_PAT 7 /* on 4KB pages */ #define _PAGE_BIT_GLOBAL 8 /* Global TLB entry PPro+ */ @@ -22,6 +21,12 @@ #define _PAGE_BIT_CPA_TEST _PAGE_BIT_UNUSED1 #define _PAGE_BIT_NX 63 /* No execute: only valid after cpuid check */ +/* If _PAGE_BIT_PRESENT is clear, we use these: */ +/* - if the user mapped it with PROT_NONE; pte_present gives true */ +#define _PAGE_BIT_PROTNONE _PAGE_BIT_GLOBAL +/* - set: nonlinear file mapping, saved PTE; unset:swap */ +#define _PAGE_BIT_FILE _PAGE_BIT_DIRTY + #define _PAGE_PRESENT (_AT(pteval_t, 1) << _PAGE_BIT_PRESENT) #define _PAGE_RW (_AT(pteval_t, 1) << _PAGE_BIT_RW) #define _PAGE_USER (_AT(pteval_t, 1) << _PAGE_BIT_USER) @@ -46,11 +51,8 @@ #define _PAGE_NX (_AT(pteval_t, 0)) #endif -/* If _PAGE_PRESENT is clear, we use these: */ -#define _PAGE_FILE _PAGE_DIRTY /* nonlinear file mapping, - * saved PTE; unset:swap */ -#define _PAGE_PROTNONE _PAGE_PSE /* if the user mapped it with PROT_NONE; - pte_present gives true */ +#define _PAGE_FILE (_AT(pteval_t, 1) << _PAGE_BIT_FILE) +#define _PAGE_PROTNONE (_AT(pteval_t, 1) << _PAGE_BIT_PROTNONE) #define _PAGE_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | \ _PAGE_ACCESSED | _PAGE_DIRTY) @@ -158,8 +160,19 @@ #define PGD_IDENT_ATTR 0x001 /* PRESENT (no other attributes) */ #endif +/* + * Macro to mark a page protection value as UC- + */ +#define pgprot_noncached(prot) \ + ((boot_cpu_data.x86 > 3) \ + ? (__pgprot(pgprot_val(prot) | _PAGE_CACHE_UC_MINUS)) \ + : (prot)) + #ifndef __ASSEMBLY__ +#define pgprot_writecombine pgprot_writecombine +extern pgprot_t pgprot_writecombine(pgprot_t prot); + /* * ZERO_PAGE is a global shared page that is always zero: used * for zero-mapped memory areas etc.. @@ -329,6 +342,9 @@ #define canon_pgprot(p) __pgprot(pgprot_val(p) & __supported_pte_mask) #ifndef __ASSEMBLY__ +/* Indicate that x86 has its own track and untrack pfn vma functions */ +#define __HAVE_PFNMAP_TRACKING + #define __HAVE_PHYS_MEM_ACCESS_PROT struct file; pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
diff --git a/arch/x86/include/asm/pgtable_32.h b/arch/x86/include/asm/pgtable_32.h index f9d5889..72b020d 100644 --- a/arch/x86/include/asm/pgtable_32.h +++ b/arch/x86/include/asm/pgtable_32.h
@@ -101,15 +101,6 @@ #endif /* - * Macro to mark a page protection value as "uncacheable". - * On processors which do not support it, this is a no-op. - */ -#define pgprot_noncached(prot) \ - ((boot_cpu_data.x86 > 3) \ - ? (__pgprot(pgprot_val(prot) | _PAGE_PCD | _PAGE_PWT)) \ - : (prot)) - -/* * Conversion functions: convert a page and protection to a page entry, * and a page entry and page directory to the page they refer to. */
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h index 545a0e0..ba09289 100644 --- a/arch/x86/include/asm/pgtable_64.h +++ b/arch/x86/include/asm/pgtable_64.h
@@ -146,7 +146,7 @@ #define PGDIR_MASK (~(PGDIR_SIZE - 1)) -#define MAXMEM _AC(0x00003fffffffffff, UL) +#define MAXMEM _AC(__AC(1, UL) << MAX_PHYSMEM_BITS, UL) #define VMALLOC_START _AC(0xffffc20000000000, UL) #define VMALLOC_END _AC(0xffffe1ffffffffff, UL) #define VMEMMAP_START _AC(0xffffe20000000000, UL) @@ -177,12 +177,6 @@ #define pages_to_mb(x) ((x) >> (20 - PAGE_SHIFT)) /* FIXME: is this right? */ /* - * Macro to mark a page protection value as "uncacheable". - */ -#define pgprot_noncached(prot) \ - (__pgprot(pgprot_val((prot)) | _PAGE_PCD | _PAGE_PWT)) - -/* * Conversion functions: convert a page and protection to a page entry, * and a page entry and page directory to the page they refer to. */ @@ -250,10 +244,22 @@ extern int direct_gbpages; /* Encode and de-code a swap entry */ -#define __swp_type(x) (((x).val >> 1) & 0x3f) -#define __swp_offset(x) ((x).val >> 8) -#define __swp_entry(type, offset) ((swp_entry_t) { ((type) << 1) | \ - ((offset) << 8) }) +#if _PAGE_BIT_FILE < _PAGE_BIT_PROTNONE +#define SWP_TYPE_BITS (_PAGE_BIT_FILE - _PAGE_BIT_PRESENT - 1) +#define SWP_OFFSET_SHIFT (_PAGE_BIT_PROTNONE + 1) +#else +#define SWP_TYPE_BITS (_PAGE_BIT_PROTNONE - _PAGE_BIT_PRESENT - 1) +#define SWP_OFFSET_SHIFT (_PAGE_BIT_FILE + 1) +#endif + +#define MAX_SWAPFILES_CHECK() BUILD_BUG_ON(MAX_SWAPFILES_SHIFT > SWP_TYPE_BITS) + +#define __swp_type(x) (((x).val >> (_PAGE_BIT_PRESENT + 1)) \ + & ((1U << SWP_TYPE_BITS) - 1)) +#define __swp_offset(x) ((x).val >> SWP_OFFSET_SHIFT) +#define __swp_entry(type, offset) ((swp_entry_t) { \ + ((type) << (_PAGE_BIT_PRESENT + 1)) \ + | ((offset) << SWP_OFFSET_SHIFT) }) #define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val((pte)) }) #define __swp_entry_to_pte(x) ((pte_t) { .pte = (x).val })
diff --git a/arch/x86/include/asm/prctl.h b/arch/x86/include/asm/prctl.h index fe68114..a889464 100644 --- a/arch/x86/include/asm/prctl.h +++ b/arch/x86/include/asm/prctl.h
@@ -6,5 +6,8 @@ #define ARCH_GET_FS 0x1003 #define ARCH_GET_GS 0x1004 +#ifdef CONFIG_X86_64 +extern long sys_arch_prctl(int, unsigned long); +#endif /* CONFIG_X86_64 */ #endif /* _ASM_X86_PRCTL_H */
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index 5ca01e3..a570eaf 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h
@@ -110,6 +110,7 @@ /* Index into per_cpu list: */ u16 cpu_index; #endif + unsigned int x86_hyper_vendor; } __attribute__((__aligned__(SMP_CACHE_BYTES))); #define X86_VENDOR_INTEL 0 @@ -123,6 +124,9 @@ #define X86_VENDOR_UNKNOWN 0xff +#define X86_HYPER_VENDOR_NONE 0 +#define X86_HYPER_VENDOR_VMWARE 1 + /* * capabilities of CPUs */
diff --git a/arch/x86/include/asm/reboot.h b/arch/x86/include/asm/reboot.h index df77103..562d4fd 100644 --- a/arch/x86/include/asm/reboot.h +++ b/arch/x86/include/asm/reboot.h
@@ -1,6 +1,8 @@ #ifndef _ASM_X86_REBOOT_H #define _ASM_X86_REBOOT_H +#include <linux/kdebug.h> + struct pt_regs; struct machine_ops { @@ -18,4 +20,7 @@ void native_machine_shutdown(void); void machine_real_restart(const unsigned char *code, int length); +typedef void (*nmi_shootdown_cb)(int, struct die_args*); +void nmi_shootdown_cpus(nmi_shootdown_cb callback); + #endif /* _ASM_X86_REBOOT_H */
diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h index f12d372..4fcd53f 100644 --- a/arch/x86/include/asm/setup.h +++ b/arch/x86/include/asm/setup.h
@@ -8,6 +8,10 @@ /* Interrupt control for vSMPowered x86_64 systems */ void vsmp_init(void); + +void setup_bios_corruption_check(void); + + #ifdef CONFIG_X86_VISWS extern void visws_early_detect(void); extern int is_visws_box(void); @@ -16,6 +20,8 @@ static inline int is_visws_box(void) { return 0; } #endif +extern int wakeup_secondary_cpu_via_nmi(int apicid, unsigned long start_eip); +extern int wakeup_secondary_cpu_via_init(int apicid, unsigned long start_eip); /* * Any setup quirks to be performed? */ @@ -39,6 +45,7 @@ void (*smp_read_mpc_oem)(struct mp_config_oemtable *oemtable, unsigned short oemsize); int (*setup_ioapic_ids)(void); + int (*update_genapic)(void); }; extern struct x86_quirks *x86_quirks;
diff --git a/arch/x86/include/asm/sigframe.h b/arch/x86/include/asm/sigframe.h new file mode 100644 index 0000000..4e0fe26 --- /dev/null +++ b/arch/x86/include/asm/sigframe.h
@@ -0,0 +1,70 @@ +#ifndef _ASM_X86_SIGFRAME_H +#define _ASM_X86_SIGFRAME_H + +#include <asm/sigcontext.h> +#include <asm/siginfo.h> +#include <asm/ucontext.h> + +#ifdef CONFIG_X86_32 +#define sigframe_ia32 sigframe +#define rt_sigframe_ia32 rt_sigframe +#define sigcontext_ia32 sigcontext +#define _fpstate_ia32 _fpstate +#define ucontext_ia32 ucontext +#else /* !CONFIG_X86_32 */ + +#ifdef CONFIG_IA32_EMULATION +#include <asm/ia32.h> +#endif /* CONFIG_IA32_EMULATION */ + +#endif /* CONFIG_X86_32 */ + +#if defined(CONFIG_X86_32) || defined(CONFIG_IA32_EMULATION) +struct sigframe_ia32 { + u32 pretcode; + int sig; + struct sigcontext_ia32 sc; + /* + * fpstate is unused. fpstate is moved/allocated after + * retcode[] below. This movement allows to have the FP state and the + * future state extensions (xsave) stay together. + * And at the same time retaining the unused fpstate, prevents changing + * the offset of extramask[] in the sigframe and thus prevent any + * legacy application accessing/modifying it. + */ + struct _fpstate_ia32 fpstate_unused; +#ifdef CONFIG_IA32_EMULATION + unsigned int extramask[_COMPAT_NSIG_WORDS-1]; +#else /* !CONFIG_IA32_EMULATION */ + unsigned long extramask[_NSIG_WORDS-1]; +#endif /* CONFIG_IA32_EMULATION */ + char retcode[8]; + /* fp state follows here */ +}; + +struct rt_sigframe_ia32 { + u32 pretcode; + int sig; + u32 pinfo; + u32 puc; +#ifdef CONFIG_IA32_EMULATION + compat_siginfo_t info; +#else /* !CONFIG_IA32_EMULATION */ + struct siginfo info; +#endif /* CONFIG_IA32_EMULATION */ + struct ucontext_ia32 uc; + char retcode[8]; + /* fp state follows here */ +}; +#endif /* defined(CONFIG_X86_32) || defined(CONFIG_IA32_EMULATION) */ + +#ifdef CONFIG_X86_64 +struct rt_sigframe { + char __user *pretcode; + struct ucontext uc; + struct siginfo info; + /* fp state follows here */ +}; +#endif /* CONFIG_X86_64 */ + +#endif /* _ASM_X86_SIGFRAME_H */
diff --git a/arch/x86/include/asm/signal.h b/arch/x86/include/asm/signal.h index 96ac44f..7761a5d 100644 --- a/arch/x86/include/asm/signal.h +++ b/arch/x86/include/asm/signal.h
@@ -121,6 +121,10 @@ #ifndef __ASSEMBLY__ +# ifdef __KERNEL__ +extern void do_notify_resume(struct pt_regs *, void *, __u32); +# endif /* __KERNEL__ */ + #ifdef __i386__ # ifdef __KERNEL__ struct old_sigaction { @@ -141,8 +145,6 @@ struct sigaction sa; }; -extern void do_notify_resume(struct pt_regs *, void *, __u32); - # else /* __KERNEL__ */ /* Here we must cater to libcs that poke about in kernel headers. */
diff --git a/arch/x86/include/asm/sparsemem.h b/arch/x86/include/asm/sparsemem.h index be44f7d..e3cc3c0 100644 --- a/arch/x86/include/asm/sparsemem.h +++ b/arch/x86/include/asm/sparsemem.h
@@ -27,7 +27,7 @@ #else /* CONFIG_X86_32 */ # define SECTION_SIZE_BITS 27 /* matt - 128 is convenient right now */ # define MAX_PHYSADDR_BITS 44 -# define MAX_PHYSMEM_BITS 44 +# define MAX_PHYSMEM_BITS 44 /* Can be max 45 bits */ #endif #endif /* CONFIG_SPARSEMEM */
diff --git a/arch/x86/include/asm/syscalls.h b/arch/x86/include/asm/syscalls.h index 87803da..9c6797c 100644 --- a/arch/x86/include/asm/syscalls.h +++ b/arch/x86/include/asm/syscalls.h
@@ -19,6 +19,13 @@ /* kernel/ioport.c */ asmlinkage long sys_ioperm(unsigned long, unsigned long, int); +/* kernel/ldt.c */ +asmlinkage int sys_modify_ldt(int, void __user *, unsigned long); + +/* kernel/tls.c */ +asmlinkage int sys_set_thread_area(struct user_desc __user *); +asmlinkage int sys_get_thread_area(struct user_desc __user *); + /* X86_32 only */ #ifdef CONFIG_X86_32 /* kernel/process_32.c */ @@ -33,14 +40,11 @@ struct old_sigaction __user *); asmlinkage int sys_sigaltstack(unsigned long); asmlinkage unsigned long sys_sigreturn(unsigned long); -asmlinkage int sys_rt_sigreturn(unsigned long); +asmlinkage int sys_rt_sigreturn(struct pt_regs); /* kernel/ioport.c */ asmlinkage long sys_iopl(unsigned long); -/* kernel/ldt.c */ -asmlinkage int sys_modify_ldt(int, void __user *, unsigned long); - /* kernel/sys_i386_32.c */ asmlinkage long sys_mmap2(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long); @@ -54,10 +58,6 @@ struct oldold_utsname; asmlinkage int sys_olduname(struct oldold_utsname __user *); -/* kernel/tls.c */ -asmlinkage int sys_set_thread_area(struct user_desc __user *); -asmlinkage int sys_get_thread_area(struct user_desc __user *); - /* kernel/vm86_32.c */ asmlinkage int sys_vm86old(struct pt_regs); asmlinkage int sys_vm86(struct pt_regs);
diff --git a/arch/x86/include/asm/system.h b/arch/x86/include/asm/system.h index 2ed3f0f..8e626ea 100644 --- a/arch/x86/include/asm/system.h +++ b/arch/x86/include/asm/system.h
@@ -17,12 +17,12 @@ # define AT_VECTOR_SIZE_ARCH 1 #endif -#ifdef CONFIG_X86_32 - struct task_struct; /* one of the stranger aspects of C forward declarations */ struct task_struct *__switch_to(struct task_struct *prev, struct task_struct *next); +#ifdef CONFIG_X86_32 + /* * Saving eflags is important. It switches not only IOPL between tasks, * it also protects other tasks from NT leaking through sysenter etc. @@ -314,6 +314,8 @@ void default_idle(void); +void stop_this_cpu(void *dummy); + /* * Force strict CPU ordering. * And yes, this is required on UP too when we're talking
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h index e44d379..8dbc573 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h
@@ -24,7 +24,7 @@ struct thread_info { struct task_struct *task; /* main task structure */ struct exec_domain *exec_domain; /* execution domain */ - unsigned long flags; /* low level flags */ + __u32 flags; /* low level flags */ __u32 status; /* thread synchronous flags */ __u32 cpu; /* current CPU */ int preempt_count; /* 0 => preemptable,
diff --git a/arch/x86/include/asm/traps.h b/arch/x86/include/asm/traps.h index 45dee28..2ee0a3b 100644 --- a/arch/x86/include/asm/traps.h +++ b/arch/x86/include/asm/traps.h
@@ -46,6 +46,10 @@ dotraplinkage void do_invalid_TSS(struct pt_regs *, long); dotraplinkage void do_segment_not_present(struct pt_regs *, long); dotraplinkage void do_stack_segment(struct pt_regs *, long); +#ifdef CONFIG_X86_64 +dotraplinkage void do_double_fault(struct pt_regs *, long); +asmlinkage __kprobes struct pt_regs *sync_regs(struct pt_regs *); +#endif dotraplinkage void do_general_protection(struct pt_regs *, long); dotraplinkage void do_page_fault(struct pt_regs *, unsigned long); dotraplinkage void do_spurious_interrupt_bug(struct pt_regs *, long); @@ -72,10 +76,13 @@ extern int panic_on_unrecovered_nmi; extern int kstack_depth_to_print; -#ifdef CONFIG_X86_32 void math_error(void __user *); -unsigned long patch_espfix_desc(unsigned long, unsigned long); asmlinkage void math_emulate(long); +#ifdef CONFIG_X86_32 +unsigned long patch_espfix_desc(unsigned long, unsigned long); +#else +asmlinkage void smp_thermal_interrupt(void); +asmlinkage void mce_threshold_interrupt(void); #endif #endif /* _ASM_X86_TRAPS_H */
diff --git a/arch/x86/include/asm/tsc.h b/arch/x86/include/asm/tsc.h index 9cd83a8..38ae163 100644 --- a/arch/x86/include/asm/tsc.h +++ b/arch/x86/include/asm/tsc.h
@@ -34,8 +34,6 @@ static __always_inline cycles_t vget_cycles(void) { - cycles_t cycles; - /* * We only do VDSOs on TSC capable CPUs, so this shouldnt * access boot_cpu_data (which is not VDSO-safe): @@ -44,11 +42,7 @@ if (!cpu_has_tsc) return 0; #endif - rdtsc_barrier(); - cycles = (cycles_t)__native_read_tsc(); - rdtsc_barrier(); - - return cycles; + return (cycles_t)__native_read_tsc(); } extern void tsc_init(void);
diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h index 35c54921b..580c3ee 100644 --- a/arch/x86/include/asm/uaccess.h +++ b/arch/x86/include/asm/uaccess.h
@@ -350,14 +350,14 @@ #define __put_user_nocheck(x, ptr, size) \ ({ \ - long __pu_err; \ + int __pu_err; \ __put_user_size((x), (ptr), (size), __pu_err, -EFAULT); \ __pu_err; \ }) #define __get_user_nocheck(x, ptr, size) \ ({ \ - long __gu_err; \ + int __gu_err; \ unsigned long __gu_val; \ __get_user_size(__gu_val, (ptr), (size), __gu_err, -EFAULT); \ (x) = (__force __typeof__(*(ptr)))__gu_val; \
diff --git a/arch/x86/include/asm/uv/bios.h b/arch/x86/include/asm/uv/bios.h index d931d3b..7ed17ff 100644 --- a/arch/x86/include/asm/uv/bios.h +++ b/arch/x86/include/asm/uv/bios.h
@@ -32,13 +32,18 @@ enum uv_bios_cmd { UV_BIOS_COMMON, UV_BIOS_GET_SN_INFO, - UV_BIOS_FREQ_BASE + UV_BIOS_FREQ_BASE, + UV_BIOS_WATCHLIST_ALLOC, + UV_BIOS_WATCHLIST_FREE, + UV_BIOS_MEMPROTECT, + UV_BIOS_GET_PARTITION_ADDR }; /* * Status values returned from a BIOS call. */ enum { + BIOS_STATUS_MORE_PASSES = 1, BIOS_STATUS_SUCCESS = 0, BIOS_STATUS_UNIMPLEMENTED = -ENOSYS, BIOS_STATUS_EINVAL = -EINVAL, @@ -71,6 +76,21 @@ }; }; +union uv_watchlist_u { + u64 val; + struct { + u64 blade : 16, + size : 32, + filler : 16; + }; +}; + +enum uv_memprotect { + UV_MEMPROT_RESTRICT_ACCESS, + UV_MEMPROT_ALLOW_AMO, + UV_MEMPROT_ALLOW_RW +}; + /* * bios calls have 6 parameters */ @@ -80,14 +100,20 @@ extern s64 uv_bios_get_sn_info(int, int *, long *, long *, long *); extern s64 uv_bios_freq_base(u64, u64 *); +extern int uv_bios_mq_watchlist_alloc(int, unsigned long, unsigned int, + unsigned long *); +extern int uv_bios_mq_watchlist_free(int, int); +extern s64 uv_bios_change_memprotect(u64, u64, enum uv_memprotect); +extern s64 uv_bios_reserved_page_pa(u64, u64 *, u64 *, u64 *); extern void uv_bios_init(void); +extern unsigned long sn_rtc_cycles_per_second; extern int uv_type; extern long sn_partition_id; -extern long uv_coherency_id; -extern long uv_region_size; -#define partition_coherence_id() (uv_coherency_id) +extern long sn_coherency_id; +extern long sn_region_size; +#define partition_coherence_id() (sn_coherency_id) extern struct kobject *sgi_uv_kobj; /* /sys/firmware/sgi_uv */
diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h index 7a57826..777327e 100644 --- a/arch/x86/include/asm/uv/uv_hub.h +++ b/arch/x86/include/asm/uv/uv_hub.h
@@ -113,25 +113,37 @@ */ #define UV_MAX_NASID_VALUE (UV_MAX_NUMALINK_NODES * 2) +struct uv_scir_s { + struct timer_list timer; + unsigned long offset; + unsigned long last; + unsigned long idle_on; + unsigned long idle_off; + unsigned char state; + unsigned char enabled; +}; + /* * The following defines attributes of the HUB chip. These attributes are * frequently referenced and are kept in the per-cpu data areas of each cpu. * They are kept together in a struct to minimize cache misses. */ struct uv_hub_info_s { - unsigned long global_mmr_base; - unsigned long gpa_mask; - unsigned long gnode_upper; - unsigned long lowmem_remap_top; - unsigned long lowmem_remap_base; - unsigned short pnode; - unsigned short pnode_mask; - unsigned short coherency_domain_number; - unsigned short numa_blade_id; - unsigned char blade_processor_id; - unsigned char m_val; - unsigned char n_val; + unsigned long global_mmr_base; + unsigned long gpa_mask; + unsigned long gnode_upper; + unsigned long lowmem_remap_top; + unsigned long lowmem_remap_base; + unsigned short pnode; + unsigned short pnode_mask; + unsigned short coherency_domain_number; + unsigned short numa_blade_id; + unsigned char blade_processor_id; + unsigned char m_val; + unsigned char n_val; + struct uv_scir_s scir; }; + DECLARE_PER_CPU(struct uv_hub_info_s, __uv_hub_info); #define uv_hub_info (&__get_cpu_var(__uv_hub_info)) #define uv_cpu_hub_info(cpu) (&per_cpu(__uv_hub_info, cpu)) @@ -163,6 +175,30 @@ #define UV_APIC_PNODE_SHIFT 6 +/* Local Bus from cpu's perspective */ +#define LOCAL_BUS_BASE 0x1c00000 +#define LOCAL_BUS_SIZE (4 * 1024 * 1024) + +/* + * System Controller Interface Reg + * + * Note there are NO leds on a UV system. This register is only + * used by the system controller to monitor system-wide operation. + * There are 64 regs per node. With Nahelem cpus (2 cores per node, + * 8 cpus per core, 2 threads per cpu) there are 32 cpu threads on + * a node. + * + * The window is located at top of ACPI MMR space + */ +#define SCIR_WINDOW_COUNT 64 +#define SCIR_LOCAL_MMR_BASE (LOCAL_BUS_BASE + \ + LOCAL_BUS_SIZE - \ + SCIR_WINDOW_COUNT) + +#define SCIR_CPU_HEARTBEAT 0x01 /* timer interrupt */ +#define SCIR_CPU_ACTIVITY 0x02 /* not idle */ +#define SCIR_CPU_HB_INTERVAL (HZ) /* once per second */ + /* * Macros for converting between kernel virtual addresses, socket local physical * addresses, and UV global physical addresses. @@ -174,7 +210,7 @@ static inline unsigned long uv_soc_phys_ram_to_gpa(unsigned long paddr) { if (paddr < uv_hub_info->lowmem_remap_top) - paddr += uv_hub_info->lowmem_remap_base; + paddr |= uv_hub_info->lowmem_remap_base; return paddr | uv_hub_info->gnode_upper; } @@ -182,19 +218,7 @@ /* socket virtual --> UV global physical address */ static inline unsigned long uv_gpa(void *v) { - return __pa(v) | uv_hub_info->gnode_upper; -} - -/* socket virtual --> UV global physical address */ -static inline void *uv_vgpa(void *v) -{ - return (void *)uv_gpa(v); -} - -/* UV global physical address --> socket virtual */ -static inline void *uv_va(unsigned long gpa) -{ - return __va(gpa & uv_hub_info->gpa_mask); + return uv_soc_phys_ram_to_gpa(__pa(v)); } /* pnode, offset --> socket virtual */ @@ -277,6 +301,16 @@ *uv_local_mmr_address(offset) = val; } +static inline unsigned char uv_read_local_mmr8(unsigned long offset) +{ + return *((unsigned char *)uv_local_mmr_address(offset)); +} + +static inline void uv_write_local_mmr8(unsigned long offset, unsigned char val) +{ + *((unsigned char *)uv_local_mmr_address(offset)) = val; +} + /* * Structures and definitions for converting between cpu, node, pnode, and blade * numbers. @@ -351,5 +385,20 @@ return uv_possible_blades; } -#endif /* _ASM_X86_UV_UV_HUB_H */ +/* Update SCIR state */ +static inline void uv_set_scir_bits(unsigned char value) +{ + if (uv_hub_info->scir.state != value) { + uv_hub_info->scir.state = value; + uv_write_local_mmr8(uv_hub_info->scir.offset, value); + } +} +static inline void uv_set_cpu_scir_bits(int cpu, unsigned char value) +{ + if (uv_cpu_hub_info(cpu)->scir.state != value) { + uv_cpu_hub_info(cpu)->scir.state = value; + uv_write_local_mmr8(uv_cpu_hub_info(cpu)->scir.offset, value); + } +} +#endif /* _ASM_X86_UV_UV_HUB_H */
diff --git a/arch/x86/include/asm/vmi.h b/arch/x86/include/asm/vmi.h index b7c0dea..61e08c0 100644 --- a/arch/x86/include/asm/vmi.h +++ b/arch/x86/include/asm/vmi.h
@@ -223,9 +223,15 @@ } __attribute__((packed)); /* Function prototypes for bootstrapping */ +#ifdef CONFIG_VMI extern void vmi_init(void); +extern void vmi_activate(void); extern void vmi_bringup(void); -extern void vmi_apply_boot_page_allocations(void); +#else +static inline void vmi_init(void) {} +static inline void vmi_activate(void) {} +static inline void vmi_bringup(void) {} +#endif /* State needed to start an application processor in an SMP system. */ struct vmi_ap_state {
diff --git a/arch/x86/include/asm/vmware.h b/arch/x86/include/asm/vmware.h new file mode 100644 index 0000000..c11b7e1 --- /dev/null +++ b/arch/x86/include/asm/vmware.h
@@ -0,0 +1,27 @@ +/* + * Copyright (C) 2008, VMware, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + */ +#ifndef ASM_X86__VMWARE_H +#define ASM_X86__VMWARE_H + +extern unsigned long vmware_get_tsc_khz(void); +extern int vmware_platform(void); +extern void vmware_set_feature_bits(struct cpuinfo_x86 *c); + +#endif
diff --git a/arch/x86/include/asm/xen/hypercall.h b/arch/x86/include/asm/xen/hypercall.h index 3f6000d..5e79ca6 100644 --- a/arch/x86/include/asm/xen/hypercall.h +++ b/arch/x86/include/asm/xen/hypercall.h
@@ -33,8 +33,14 @@ #ifndef _ASM_X86_XEN_HYPERCALL_H #define _ASM_X86_XEN_HYPERCALL_H +#include <linux/kernel.h> +#include <linux/spinlock.h> #include <linux/errno.h> #include <linux/string.h> +#include <linux/types.h> + +#include <asm/page.h> +#include <asm/pgtable.h> #include <xen/interface/xen.h> #include <xen/interface/sched.h>
diff --git a/arch/x86/include/asm/xen/hypervisor.h b/arch/x86/include/asm/xen/hypervisor.h index a38d25a..81fbd73 100644 --- a/arch/x86/include/asm/xen/hypervisor.h +++ b/arch/x86/include/asm/xen/hypervisor.h
@@ -33,39 +33,10 @@ #ifndef _ASM_X86_XEN_HYPERVISOR_H #define _ASM_X86_XEN_HYPERVISOR_H -#include <linux/types.h> -#include <linux/kernel.h> - -#include <xen/interface/xen.h> -#include <xen/interface/version.h> - -#include <asm/ptrace.h> -#include <asm/page.h> -#include <asm/desc.h> -#if defined(__i386__) -# ifdef CONFIG_X86_PAE -# include <asm-generic/pgtable-nopud.h> -# else -# include <asm-generic/pgtable-nopmd.h> -# endif -#endif -#include <asm/xen/hypercall.h> - /* arch/i386/kernel/setup.c */ extern struct shared_info *HYPERVISOR_shared_info; extern struct start_info *xen_start_info; -/* arch/i386/mach-xen/evtchn.c */ -/* Force a proper event-channel callback from Xen. */ -extern void force_evtchn_callback(void); - -/* Turn jiffies into Xen system time. */ -u64 jiffies_to_st(unsigned long jiffies); - - -#define MULTI_UVMFLAGS_INDEX 3 -#define MULTI_UVMDOMID_INDEX 4 - enum xen_domain_type { XEN_NATIVE, XEN_PV_DOMAIN, @@ -74,9 +45,15 @@ extern enum xen_domain_type xen_domain_type; +#ifdef CONFIG_XEN #define xen_domain() (xen_domain_type != XEN_NATIVE) -#define xen_pv_domain() (xen_domain_type == XEN_PV_DOMAIN) +#else +#define xen_domain() (0) +#endif + +#define xen_pv_domain() (xen_domain() && xen_domain_type == XEN_PV_DOMAIN) +#define xen_hvm_domain() (xen_domain() && xen_domain_type == XEN_HVM_DOMAIN) + #define xen_initial_domain() (xen_pv_domain() && xen_start_info->flags & SIF_INITDOMAIN) -#define xen_hvm_domain() (xen_domain_type == XEN_HVM_DOMAIN) #endif /* _ASM_X86_XEN_HYPERVISOR_H */
diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h index bc62899..7ef617e 100644 --- a/arch/x86/include/asm/xen/page.h +++ b/arch/x86/include/asm/xen/page.h
@@ -1,11 +1,16 @@ #ifndef _ASM_X86_XEN_PAGE_H #define _ASM_X86_XEN_PAGE_H +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/spinlock.h> #include <linux/pfn.h> #include <asm/uaccess.h> +#include <asm/page.h> #include <asm/pgtable.h> +#include <xen/interface/xen.h> #include <xen/features.h> /* Xen machine address */
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile index b62a766..1f208aa 100644 --- a/arch/x86/kernel/Makefile +++ b/arch/x86/kernel/Makefile
@@ -12,6 +12,7 @@ CFLAGS_REMOVE_rtc.o = -pg CFLAGS_REMOVE_paravirt-spinlocks.o = -pg CFLAGS_REMOVE_ftrace.o = -pg +CFLAGS_REMOVE_early_printk.o = -pg endif # @@ -23,9 +24,9 @@ CFLAGS_hpet.o := $(nostackp) CFLAGS_tsc.o := $(nostackp) -obj-y := process_$(BITS).o signal_$(BITS).o entry_$(BITS).o +obj-y := process_$(BITS).o signal.o entry_$(BITS).o obj-y += traps.o irq.o irq_$(BITS).o dumpstack_$(BITS).o -obj-y += time_$(BITS).o ioport.o ldt.o +obj-y += time_$(BITS).o ioport.o ldt.o dumpstack.o obj-y += setup.o i8259.o irqinit_$(BITS).o setup_percpu.o obj-$(CONFIG_X86_VISWS) += visws_quirks.o obj-$(CONFIG_X86_32) += probe_roms_32.o @@ -105,6 +106,8 @@ microcode-$(CONFIG_MICROCODE_AMD) += microcode_amd.o obj-$(CONFIG_MICROCODE) += microcode.o +obj-$(CONFIG_X86_CHECK_BIOS_CORRUPTION) += check.o + ### # 64 bit specific files ifeq ($(CONFIG_X86_64),y)
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 4c51a2f..65d0b72 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c
@@ -1360,6 +1360,17 @@ disable_acpi(); } } + + /* + * ACPI supports both logical (e.g. Hyper-Threading) and physical + * processors, where MPS only supports physical. + */ + if (acpi_lapic && acpi_ioapic) + printk(KERN_INFO "Using ACPI (MADT) for SMP configuration " + "information\n"); + else if (acpi_lapic) + printk(KERN_INFO "Using ACPI for processor (LAPIC) " + "configuration information\n"); #endif return; }
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 5662e22..0a60d60 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c
@@ -235,8 +235,9 @@ status &= ~MMIO_STATUS_COM_WAIT_INT_MASK; writel(status, iommu->mmio_base + MMIO_STATUS_OFFSET); - if (unlikely((i == EXIT_LOOP_COUNT) && printk_ratelimit())) - printk(KERN_WARNING "AMD IOMMU: Completion wait loop failed\n"); + if (unlikely(i == EXIT_LOOP_COUNT)) + panic("AMD IOMMU: Completion wait loop failed\n"); + out: spin_unlock_irqrestore(&iommu->lock, flags); @@ -344,7 +345,7 @@ u64 __pte, *pte, *page; bus_addr = PAGE_ALIGN(bus_addr); - phys_addr = PAGE_ALIGN(bus_addr); + phys_addr = PAGE_ALIGN(phys_addr); /* only support 512GB address spaces for now */ if (bus_addr > IOMMU_MAP_SIZE_L3 || !(prot & IOMMU_PROT_MASK)) @@ -600,7 +601,7 @@ continue; p2 = IOMMU_PTE_PAGE(p1[i]); - for (j = 0; j < 512; ++i) { + for (j = 0; j < 512; ++j) { if (!IOMMU_PTE_PRESENT(p2[j])) continue; p3 = IOMMU_PTE_PAGE(p2[j]); @@ -910,7 +911,7 @@ if (address >= dom->aperture_size) return; - WARN_ON(address & 0xfffULL || address > dom->aperture_size); + WARN_ON(address & ~PAGE_MASK || address >= dom->aperture_size); pte = dom->pte_pages[IOMMU_PTE_L1_INDEX(address)]; pte += IOMMU_PTE_L0_INDEX(address); @@ -922,8 +923,8 @@ /* * This function contains common code for mapping of a physically - * contiguous memory region into DMA address space. It is uses by all - * mapping functions provided by this IOMMU driver. + * contiguous memory region into DMA address space. It is used by all + * mapping functions provided with this IOMMU driver. * Must be called with the domain lock held. */ static dma_addr_t __map_single(struct device *dev, @@ -983,7 +984,8 @@ dma_addr_t i, start; unsigned int pages; - if ((dma_addr == 0) || (dma_addr + size > dma_dom->aperture_size)) + if ((dma_addr == bad_dma_address) || + (dma_addr + size > dma_dom->aperture_size)) return; pages = iommu_num_pages(dma_addr, size, PAGE_SIZE);
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c index 30ae270..c6cc228 100644 --- a/arch/x86/kernel/amd_iommu_init.c +++ b/arch/x86/kernel/amd_iommu_init.c
@@ -427,6 +427,10 @@ memcpy_toio(iommu->mmio_base + MMIO_CMD_BUF_OFFSET, &entry, sizeof(entry)); + /* set head and tail to zero manually */ + writel(0x00, iommu->mmio_base + MMIO_CMD_HEAD_OFFSET); + writel(0x00, iommu->mmio_base + MMIO_CMD_TAIL_OFFSET); + iommu_feature_enable(iommu, CONTROL_CMDBUF_EN); return cmd_buf; @@ -1074,7 +1078,8 @@ goto free; /* IOMMU rlookup table - find the IOMMU for a specific device */ - amd_iommu_rlookup_table = (void *)__get_free_pages(GFP_KERNEL, + amd_iommu_rlookup_table = (void *)__get_free_pages( + GFP_KERNEL | __GFP_ZERO, get_order(rlookup_table_size)); if (amd_iommu_rlookup_table == NULL) goto free;
diff --git a/arch/x86/kernel/apic.c b/arch/x86/kernel/apic.c index 16f9487..20c6e12 100644 --- a/arch/x86/kernel/apic.c +++ b/arch/x86/kernel/apic.c
@@ -441,6 +441,7 @@ v = apic_read(APIC_LVTT); v |= (APIC_LVT_MASKED | LOCAL_TIMER_VECTOR); apic_write(APIC_LVTT, v); + apic_write(APIC_TMICT, 0xffffffff); break; case CLOCK_EVT_MODE_RESUME: /* Nothing to do here */ @@ -559,13 +560,13 @@ } else { res = (((u64)deltapm) * mult) >> 22; do_div(res, 1000000); - printk(KERN_WARNING "APIC calibration not consistent " + pr_warning("APIC calibration not consistent " "with PM Timer: %ldms instead of 100ms\n", (long)res); /* Correct the lapic counter value */ res = (((u64)(*delta)) * pm_100ms); do_div(res, deltapm); - printk(KERN_INFO "APIC delta adjusted to PM-Timer: " + pr_info("APIC delta adjusted to PM-Timer: " "%lu (%ld)\n", (unsigned long)res, *delta); *delta = (long)res; } @@ -645,8 +646,7 @@ */ if (calibration_result < (1000000 / HZ)) { local_irq_enable(); - printk(KERN_WARNING - "APIC frequency too slow, disabling apic timer\n"); + pr_warning("APIC frequency too slow, disabling apic timer\n"); return -1; } @@ -672,13 +672,9 @@ while (lapic_cal_loops <= LAPIC_CAL_LOOPS) cpu_relax(); - local_irq_disable(); - /* Stop the lapic timer */ lapic_timer_setup(CLOCK_EVT_MODE_SHUTDOWN, levt); - local_irq_enable(); - /* Jiffies delta */ deltaj = lapic_cal_j2 - lapic_cal_j1; apic_printk(APIC_VERBOSE, "... jiffies delta = %lu\n", deltaj); @@ -692,8 +688,7 @@ local_irq_enable(); if (levt->features & CLOCK_EVT_FEAT_DUMMY) { - printk(KERN_WARNING - "APIC timer disabled due to verification failure.\n"); + pr_warning("APIC timer disabled due to verification failure.\n"); return -1; } @@ -714,7 +709,7 @@ * broadcast mechanism is used. On UP systems simply ignore it. */ if (disable_apic_timer) { - printk(KERN_INFO "Disabling APIC timer\n"); + pr_info("Disabling APIC timer\n"); /* No broadcast on UP ! */ if (num_possible_cpus() > 1) { lapic_clockevent.mult = 1; @@ -741,7 +736,7 @@ if (nmi_watchdog != NMI_IO_APIC) lapic_clockevent.features &= ~CLOCK_EVT_FEAT_DUMMY; else - printk(KERN_WARNING "APIC timer registered as dummy," + pr_warning("APIC timer registered as dummy," " due to nmi_watchdog=%d!\n", nmi_watchdog); /* Setup the lapic or request the broadcast */ @@ -773,8 +768,7 @@ * spurious. */ if (!evt->event_handler) { - printk(KERN_WARNING - "Spurious LAPIC timer interrupt on cpu %d\n", cpu); + pr_warning("Spurious LAPIC timer interrupt on cpu %d\n", cpu); /* Switch it off */ lapic_timer_setup(CLOCK_EVT_MODE_SHUTDOWN, evt); return; @@ -814,9 +808,7 @@ * Besides, if we don't timer interrupts ignore the global * interrupt lock, which is the WrongThing (tm) to do. */ -#ifdef CONFIG_X86_64 exit_idle(); -#endif irq_enter(); local_apic_timer_interrupt(); irq_exit(); @@ -1093,7 +1085,7 @@ unsigned int oldvalue, value, maxlvt; if (!lapic_is_integrated()) { - printk(KERN_INFO "No ESR for 82489DX.\n"); + pr_info("No ESR for 82489DX.\n"); return; } @@ -1104,7 +1096,7 @@ * ESR disabled - we can't do anything useful with the * errors anyway - mbligh */ - printk(KERN_INFO "Leaving ESR disabled.\n"); + pr_info("Leaving ESR disabled.\n"); return; } @@ -1298,7 +1290,7 @@ rdmsr(MSR_IA32_APICBASE, msr, msr2); if (msr & X2APIC_ENABLE) { - printk("x2apic enabled by BIOS, switching to x2apic ops\n"); + pr_info("x2apic enabled by BIOS, switching to x2apic ops\n"); x2apic_preenabled = x2apic = 1; apic_ops = &x2apic_ops; } @@ -1310,7 +1302,7 @@ rdmsr(MSR_IA32_APICBASE, msr, msr2); if (!(msr & X2APIC_ENABLE)) { - printk("Enabling x2apic\n"); + pr_info("Enabling x2apic\n"); wrmsr(MSR_IA32_APICBASE, msr | X2APIC_ENABLE, 0); } } @@ -1325,9 +1317,8 @@ return; if (!x2apic_preenabled && disable_x2apic) { - printk(KERN_INFO - "Skipped enabling x2apic and Interrupt-remapping " - "because of nox2apic\n"); + pr_info("Skipped enabling x2apic and Interrupt-remapping " + "because of nox2apic\n"); return; } @@ -1335,22 +1326,19 @@ panic("Bios already enabled x2apic, can't enforce nox2apic"); if (!x2apic_preenabled && skip_ioapic_setup) { - printk(KERN_INFO - "Skipped enabling x2apic and Interrupt-remapping " - "because of skipping io-apic setup\n"); + pr_info("Skipped enabling x2apic and Interrupt-remapping " + "because of skipping io-apic setup\n"); return; } ret = dmar_table_init(); if (ret) { - printk(KERN_INFO - "dmar_table_init() failed with %d:\n", ret); + pr_info("dmar_table_init() failed with %d:\n", ret); if (x2apic_preenabled) panic("x2apic enabled by bios. But IR enabling failed"); else - printk(KERN_INFO - "Not enabling x2apic,Intr-remapping\n"); + pr_info("Not enabling x2apic,Intr-remapping\n"); return; } @@ -1359,7 +1347,7 @@ ret = save_mask_IO_APIC_setup(); if (ret) { - printk(KERN_INFO "Saving IO-APIC state failed: %d\n", ret); + pr_info("Saving IO-APIC state failed: %d\n", ret); goto end; } @@ -1394,14 +1382,11 @@ if (!ret) { if (!x2apic_preenabled) - printk(KERN_INFO - "Enabled x2apic and interrupt-remapping\n"); + pr_info("Enabled x2apic and interrupt-remapping\n"); else - printk(KERN_INFO - "Enabled Interrupt-remapping\n"); + pr_info("Enabled Interrupt-remapping\n"); } else - printk(KERN_ERR - "Failed to enable Interrupt-remapping and x2apic\n"); + pr_err("Failed to enable Interrupt-remapping and x2apic\n"); #else if (!cpu_has_x2apic) return; @@ -1410,8 +1395,8 @@ panic("x2apic enabled prior OS handover," " enable CONFIG_INTR_REMAP"); - printk(KERN_INFO "Enable CONFIG_INTR_REMAP for enabling intr-remapping " - " and x2apic\n"); + pr_info("Enable CONFIG_INTR_REMAP for enabling intr-remapping " + " and x2apic\n"); #endif return; @@ -1428,7 +1413,7 @@ static int __init detect_init_APIC(void) { if (!cpu_has_apic) { - printk(KERN_INFO "No local APIC present\n"); + pr_info("No local APIC present\n"); return -1; } @@ -1469,8 +1454,8 @@ * "lapic" specified. */ if (!force_enable_local_apic) { - printk(KERN_INFO "Local APIC disabled by BIOS -- " - "you can enable it with \"lapic\"\n"); + pr_info("Local APIC disabled by BIOS -- " + "you can enable it with \"lapic\"\n"); return -1; } /* @@ -1480,8 +1465,7 @@ */ rdmsr(MSR_IA32_APICBASE, l, h); if (!(l & MSR_IA32_APICBASE_ENABLE)) { - printk(KERN_INFO - "Local APIC disabled by BIOS -- reenabling.\n"); + pr_info("Local APIC disabled by BIOS -- reenabling.\n"); l &= ~MSR_IA32_APICBASE_BASE; l |= MSR_IA32_APICBASE_ENABLE | APIC_DEFAULT_PHYS_BASE; wrmsr(MSR_IA32_APICBASE, l, h); @@ -1494,7 +1478,7 @@ */ features = cpuid_edx(1); if (!(features & (1 << X86_FEATURE_APIC))) { - printk(KERN_WARNING "Could not enable APIC!\n"); + pr_warning("Could not enable APIC!\n"); return -1; } set_cpu_cap(&boot_cpu_data, X86_FEATURE_APIC); @@ -1505,14 +1489,14 @@ if (l & MSR_IA32_APICBASE_ENABLE) mp_lapic_addr = l & MSR_IA32_APICBASE_BASE; - printk(KERN_INFO "Found and enabled local APIC!\n"); + pr_info("Found and enabled local APIC!\n"); apic_pm_activate(); return 0; no_apic: - printk(KERN_INFO "No local APIC present or hardware disabled\n"); + pr_info("No local APIC present or hardware disabled\n"); return -1; } #endif @@ -1588,12 +1572,12 @@ { #ifdef CONFIG_X86_64 if (disable_apic) { - printk(KERN_INFO "Apic disabled\n"); + pr_info("Apic disabled\n"); return -1; } if (!cpu_has_apic) { disable_apic = 1; - printk(KERN_INFO "Apic disabled by BIOS\n"); + pr_info("Apic disabled by BIOS\n"); return -1; } #else @@ -1605,8 +1589,8 @@ */ if (!cpu_has_apic && APIC_INTEGRATED(apic_version[boot_cpu_physical_apicid])) { - printk(KERN_ERR "BIOS bug, local APIC 0x%x not detected!...\n", - boot_cpu_physical_apicid); + pr_err("BIOS bug, local APIC 0x%x not detected!...\n", + boot_cpu_physical_apicid); clear_cpu_cap(&boot_cpu_data, X86_FEATURE_APIC); return -1; } @@ -1682,9 +1666,7 @@ { u32 v; -#ifdef CONFIG_X86_64 exit_idle(); -#endif irq_enter(); /* * Check if this really is a spurious interrupt and ACK it @@ -1699,8 +1681,8 @@ add_pda(irq_spurious_count, 1); #else /* see sw-dev-man vol 3, chapter 7.4.13.5 */ - printk(KERN_INFO "spurious APIC interrupt on CPU#%d, " - "should never happen.\n", smp_processor_id()); + pr_info("spurious APIC interrupt on CPU#%d, " + "should never happen.\n", smp_processor_id()); __get_cpu_var(irq_stat).irq_spurious_count++; #endif irq_exit(); @@ -1713,9 +1695,7 @@ { u32 v, v1; -#ifdef CONFIG_X86_64 exit_idle(); -#endif irq_enter(); /* First tickle the hardware, only then report what went on. -- REW */ v = apic_read(APIC_ESR); @@ -1724,17 +1704,18 @@ ack_APIC_irq(); atomic_inc(&irq_err_count); - /* Here is what the APIC error bits mean: - 0: Send CS error - 1: Receive CS error - 2: Send accept error - 3: Receive accept error - 4: Reserved - 5: Send illegal vector - 6: Received illegal vector - 7: Illegal register address - */ - printk(KERN_DEBUG "APIC error on CPU%d: %02x(%02x)\n", + /* + * Here is what the APIC error bits mean: + * 0: Send CS error + * 1: Receive CS error + * 2: Send accept error + * 3: Receive accept error + * 4: Reserved + * 5: Send illegal vector + * 6: Received illegal vector + * 7: Illegal register address + */ + pr_debug("APIC error on CPU%d: %02x(%02x)\n", smp_processor_id(), v , v1); irq_exit(); } @@ -1838,15 +1819,15 @@ * Validate version */ if (version == 0x0) { - printk(KERN_WARNING "BIOS bug, APIC version is 0 for CPU#%d! " - "fixing up to 0x10. (tell your hw vendor)\n", - version); + pr_warning("BIOS bug, APIC version is 0 for CPU#%d! " + "fixing up to 0x10. (tell your hw vendor)\n", + version); version = 0x10; } apic_version[apicid] = version; if (num_processors >= NR_CPUS) { - printk(KERN_WARNING "WARNING: NR_CPUS limit of %i reached." + pr_warning("WARNING: NR_CPUS limit of %i reached." " Processor ignored.\n", NR_CPUS); return; } @@ -2209,7 +2190,7 @@ else if (strcmp("verbose", arg) == 0) apic_verbosity = APIC_VERBOSE; else { - printk(KERN_WARNING "APIC Verbosity level %s not recognised" + pr_warning("APIC Verbosity level %s not recognised" " use apic=verbose or apic=debug\n", arg); return -EINVAL; }
diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c index 5145a6e..3a26525 100644 --- a/arch/x86/kernel/apm_32.c +++ b/arch/x86/kernel/apm_32.c
@@ -391,11 +391,7 @@ #else static int power_off = 1; #endif -#ifdef CONFIG_APM_REAL_MODE_POWER_OFF -static int realmode_power_off = 1; -#else static int realmode_power_off; -#endif #ifdef CONFIG_APM_ALLOW_INTS static int allow_ints = 1; #else
diff --git a/arch/x86/kernel/asm-offsets_32.c b/arch/x86/kernel/asm-offsets_32.c index 6649d09..ee4df08 100644 --- a/arch/x86/kernel/asm-offsets_32.c +++ b/arch/x86/kernel/asm-offsets_32.c
@@ -11,7 +11,7 @@ #include <linux/suspend.h> #include <linux/kbuild.h> #include <asm/ucontext.h> -#include "sigframe.h" +#include <asm/sigframe.h> #include <asm/pgtable.h> #include <asm/fixmap.h> #include <asm/processor.h>
diff --git a/arch/x86/kernel/asm-offsets_64.c b/arch/x86/kernel/asm-offsets_64.c index 7fcf63d..1d41d3f 100644 --- a/arch/x86/kernel/asm-offsets_64.c +++ b/arch/x86/kernel/asm-offsets_64.c
@@ -20,6 +20,8 @@ #include <xen/interface/xen.h> +#include <asm/sigframe.h> + #define __NO_STUBS 1 #undef __SYSCALL #undef _ASM_X86_UNISTD_64_H @@ -87,7 +89,7 @@ BLANK(); #undef ENTRY DEFINE(IA32_RT_SIGFRAME_sigcontext, - offsetof (struct rt_sigframe32, uc.uc_mcontext)); + offsetof (struct rt_sigframe_ia32, uc.uc_mcontext)); BLANK(); #endif DEFINE(pbe_address, offsetof(struct pbe, address));
diff --git a/arch/x86/kernel/bios_uv.c b/arch/x86/kernel/bios_uv.c index f0dfe6f..2a0a2a3 100644 --- a/arch/x86/kernel/bios_uv.c +++ b/arch/x86/kernel/bios_uv.c
@@ -69,10 +69,10 @@ long sn_partition_id; EXPORT_SYMBOL_GPL(sn_partition_id); -long uv_coherency_id; -EXPORT_SYMBOL_GPL(uv_coherency_id); -long uv_region_size; -EXPORT_SYMBOL_GPL(uv_region_size); +long sn_coherency_id; +EXPORT_SYMBOL_GPL(sn_coherency_id); +long sn_region_size; +EXPORT_SYMBOL_GPL(sn_region_size); int uv_type; @@ -100,6 +100,56 @@ return ret; } +int +uv_bios_mq_watchlist_alloc(int blade, unsigned long addr, unsigned int mq_size, + unsigned long *intr_mmr_offset) +{ + union uv_watchlist_u size_blade; + u64 watchlist; + s64 ret; + + size_blade.size = mq_size; + size_blade.blade = blade; + + /* + * bios returns watchlist number or negative error number. + */ + ret = (int)uv_bios_call_irqsave(UV_BIOS_WATCHLIST_ALLOC, addr, + size_blade.val, (u64)intr_mmr_offset, + (u64)&watchlist, 0); + if (ret < BIOS_STATUS_SUCCESS) + return ret; + + return watchlist; +} +EXPORT_SYMBOL_GPL(uv_bios_mq_watchlist_alloc); + +int +uv_bios_mq_watchlist_free(int blade, int watchlist_num) +{ + return (int)uv_bios_call_irqsave(UV_BIOS_WATCHLIST_FREE, + blade, watchlist_num, 0, 0, 0); +} +EXPORT_SYMBOL_GPL(uv_bios_mq_watchlist_free); + +s64 +uv_bios_change_memprotect(u64 paddr, u64 len, enum uv_memprotect perms) +{ + return uv_bios_call_irqsave(UV_BIOS_MEMPROTECT, paddr, len, + perms, 0, 0); +} +EXPORT_SYMBOL_GPL(uv_bios_change_memprotect); + +s64 +uv_bios_reserved_page_pa(u64 buf, u64 *cookie, u64 *addr, u64 *len) +{ + s64 ret; + + ret = uv_bios_call_irqsave(UV_BIOS_GET_PARTITION_ADDR, (u64)cookie, + (u64)addr, buf, (u64)len, 0); + return ret; +} +EXPORT_SYMBOL_GPL(uv_bios_reserved_page_pa); s64 uv_bios_freq_base(u64 clock_type, u64 *ticks_per_second) {
diff --git a/arch/x86/kernel/check.c b/arch/x86/kernel/check.c new file mode 100644 index 0000000..2ac0ab7 --- /dev/null +++ b/arch/x86/kernel/check.c
@@ -0,0 +1,161 @@ +#include <linux/module.h> +#include <linux/sched.h> +#include <linux/kthread.h> +#include <linux/workqueue.h> +#include <asm/e820.h> +#include <asm/proto.h> + +/* + * Some BIOSes seem to corrupt the low 64k of memory during events + * like suspend/resume and unplugging an HDMI cable. Reserve all + * remaining free memory in that area and fill it with a distinct + * pattern. + */ +#define MAX_SCAN_AREAS 8 + +static int __read_mostly memory_corruption_check = -1; + +static unsigned __read_mostly corruption_check_size = 64*1024; +static unsigned __read_mostly corruption_check_period = 60; /* seconds */ + +static struct e820entry scan_areas[MAX_SCAN_AREAS]; +static int num_scan_areas; + + +static __init int set_corruption_check(char *arg) +{ + char *end; + + memory_corruption_check = simple_strtol(arg, &end, 10); + + return (*end == 0) ? 0 : -EINVAL; +} +early_param("memory_corruption_check", set_corruption_check); + +static __init int set_corruption_check_period(char *arg) +{ + char *end; + + corruption_check_period = simple_strtoul(arg, &end, 10); + + return (*end == 0) ? 0 : -EINVAL; +} +early_param("memory_corruption_check_period", set_corruption_check_period); + +static __init int set_corruption_check_size(char *arg) +{ + char *end; + unsigned size; + + size = memparse(arg, &end); + + if (*end == '\0') + corruption_check_size = size; + + return (size == corruption_check_size) ? 0 : -EINVAL; +} +early_param("memory_corruption_check_size", set_corruption_check_size); + + +void __init setup_bios_corruption_check(void) +{ + u64 addr = PAGE_SIZE; /* assume first page is reserved anyway */ + + if (memory_corruption_check == -1) { + memory_corruption_check = +#ifdef CONFIG_X86_BOOTPARAM_MEMORY_CORRUPTION_CHECK + 1 +#else + 0 +#endif + ; + } + + if (corruption_check_size == 0) + memory_corruption_check = 0; + + if (!memory_corruption_check) + return; + + corruption_check_size = round_up(corruption_check_size, PAGE_SIZE); + + while (addr < corruption_check_size && num_scan_areas < MAX_SCAN_AREAS) { + u64 size; + addr = find_e820_area_size(addr, &size, PAGE_SIZE); + + if (addr == 0) + break; + + if ((addr + size) > corruption_check_size) + size = corruption_check_size - addr; + + if (size == 0) + break; + + e820_update_range(addr, size, E820_RAM, E820_RESERVED); + scan_areas[num_scan_areas].addr = addr; + scan_areas[num_scan_areas].size = size; + num_scan_areas++; + + /* Assume we've already mapped this early memory */ + memset(__va(addr), 0, size); + + addr += size; + } + + printk(KERN_INFO "Scanning %d areas for low memory corruption\n", + num_scan_areas); + update_e820(); +} + + +void check_for_bios_corruption(void) +{ + int i; + int corruption = 0; + + if (!memory_corruption_check) + return; + + for (i = 0; i < num_scan_areas; i++) { + unsigned long *addr = __va(scan_areas[i].addr); + unsigned long size = scan_areas[i].size; + + for (; size; addr++, size -= sizeof(unsigned long)) { + if (!*addr) + continue; + printk(KERN_ERR "Corrupted low memory at %p (%lx phys) = %08lx\n", + addr, __pa(addr), *addr); + corruption = 1; + *addr = 0; + } + } + + WARN_ONCE(corruption, KERN_ERR "Memory corruption detected in low memory\n"); +} + +static void check_corruption(struct work_struct *dummy); +static DECLARE_DELAYED_WORK(bios_check_work, check_corruption); + +static void check_corruption(struct work_struct *dummy) +{ + check_for_bios_corruption(); + schedule_delayed_work(&bios_check_work, + round_jiffies_relative(corruption_check_period*HZ)); +} + +static int start_periodic_check_for_corruption(void) +{ + if (!memory_corruption_check || corruption_check_period == 0) + return 0; + + printk(KERN_INFO "Scanning for low memory corruption every %d seconds\n", + corruption_check_period); + + /* First time we run the checks right away */ + schedule_delayed_work(&bios_check_work, 0); + return 0; +} + +module_init(start_periodic_check_for_corruption); +
diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile index 82ec607..a5c04e8 100644 --- a/arch/x86/kernel/cpu/Makefile +++ b/arch/x86/kernel/cpu/Makefile
@@ -4,6 +4,7 @@ obj-y := intel_cacheinfo.o addon_cpuid_features.o obj-y += proc.o capflags.o powerflags.o common.o +obj-y += vmware.o hypervisor.o obj-$(CONFIG_X86_32) += bugs.o cmpxchg.o obj-$(CONFIG_X86_64) += bugs_64.o
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index b9c9ea0..42e0853 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c
@@ -36,6 +36,7 @@ #include <asm/proto.h> #include <asm/sections.h> #include <asm/setup.h> +#include <asm/hypervisor.h> #include "cpu.h" @@ -703,6 +704,7 @@ detect_ht(c); #endif + init_hypervisor(c); /* * On SMP, boot_cpu_data holds the common feature set between * all CPUs; so make sure that we indicate which features are @@ -862,7 +864,7 @@ struct desc_ptr idt_descr = { 256 * 16 - 1, (unsigned long) idt_table }; -char boot_cpu_stack[IRQSTACKSIZE] __page_aligned_bss; +static char boot_cpu_stack[IRQSTACKSIZE] __page_aligned_bss; void __cpuinit pda_init(int cpu) { @@ -903,8 +905,8 @@ } } -char boot_exception_stacks[(N_EXCEPTION_STACKS - 1) * EXCEPTION_STKSZ + - DEBUG_STKSZ] __page_aligned_bss; +static char boot_exception_stacks[(N_EXCEPTION_STACKS - 1) * EXCEPTION_STKSZ + + DEBUG_STKSZ] __page_aligned_bss; extern asmlinkage void ignore_sysret(void);
diff --git a/arch/x86/kernel/cpu/hypervisor.c b/arch/x86/kernel/cpu/hypervisor.c new file mode 100644 index 0000000..fb5b86a --- /dev/null +++ b/arch/x86/kernel/cpu/hypervisor.c
@@ -0,0 +1,58 @@ +/* + * Common hypervisor code + * + * Copyright (C) 2008, VMware, Inc. + * Author : Alok N Kataria <akataria@vmware.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + */ + +#include <asm/processor.h> +#include <asm/vmware.h> +#include <asm/hypervisor.h> + +static inline void __cpuinit +detect_hypervisor_vendor(struct cpuinfo_x86 *c) +{ + if (vmware_platform()) { + c->x86_hyper_vendor = X86_HYPER_VENDOR_VMWARE; + } else { + c->x86_hyper_vendor = X86_HYPER_VENDOR_NONE; + } +} + +unsigned long get_hypervisor_tsc_freq(void) +{ + if (boot_cpu_data.x86_hyper_vendor == X86_HYPER_VENDOR_VMWARE) + return vmware_get_tsc_khz(); + return 0; +} + +static inline void __cpuinit +hypervisor_set_feature_bits(struct cpuinfo_x86 *c) +{ + if (boot_cpu_data.x86_hyper_vendor == X86_HYPER_VENDOR_VMWARE) { + vmware_set_feature_bits(c); + return; + } +} + +void __cpuinit init_hypervisor(struct cpuinfo_x86 *c) +{ + detect_hypervisor_vendor(c); + hypervisor_set_feature_bits(c); +}
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index cce0b61..816f27f 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c
@@ -307,12 +307,11 @@ set_cpu_cap(c, X86_FEATURE_P4); if (c->x86 == 6) set_cpu_cap(c, X86_FEATURE_P3); +#endif if (cpu_has_bts) ptrace_bts_init_intel(c); -#endif - detect_extended_topology(c); if (!cpu_has(c, X86_FEATURE_XTOPOLOGY)) { /*
diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c index 3f46afb..68b5d86 100644 --- a/arch/x86/kernel/cpu/intel_cacheinfo.c +++ b/arch/x86/kernel/cpu/intel_cacheinfo.c
@@ -644,20 +644,17 @@ return show_shared_cpu_map_func(leaf, 1, buf); } -static ssize_t show_type(struct _cpuid4_info *this_leaf, char *buf) { - switch(this_leaf->eax.split.type) { - case CACHE_TYPE_DATA: +static ssize_t show_type(struct _cpuid4_info *this_leaf, char *buf) +{ + switch (this_leaf->eax.split.type) { + case CACHE_TYPE_DATA: return sprintf(buf, "Data\n"); - break; - case CACHE_TYPE_INST: + case CACHE_TYPE_INST: return sprintf(buf, "Instruction\n"); - break; - case CACHE_TYPE_UNIFIED: + case CACHE_TYPE_UNIFIED: return sprintf(buf, "Unified\n"); - break; - default: + default: return sprintf(buf, "Unknown\n"); - break; } }
diff --git a/arch/x86/kernel/cpu/mcheck/mce_64.c b/arch/x86/kernel/cpu/mcheck/mce_64.c index 4b031a4..1c83803 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_64.c +++ b/arch/x86/kernel/cpu/mcheck/mce_64.c
@@ -510,12 +510,9 @@ */ void __cpuinit mcheck_init(struct cpuinfo_x86 *c) { - static cpumask_t mce_cpus = CPU_MASK_NONE; - mce_cpu_quirks(c); if (mce_dont_init || - cpu_test_and_set(smp_processor_id(), mce_cpus) || !mce_available(c)) return;
diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c index c78c048..1159e26 100644 --- a/arch/x86/kernel/cpu/mtrr/main.c +++ b/arch/x86/kernel/cpu/mtrr/main.c
@@ -803,6 +803,7 @@ } static struct res_range __initdata range[RANGE_NUM]; +static int __initdata nr_range; #ifdef CONFIG_MTRR_SANITIZER @@ -1206,40 +1207,44 @@ #define PSHIFT (PAGE_SHIFT - 10) static struct mtrr_cleanup_result __initdata result[NUM_RESULT]; -static struct res_range __initdata range_new[RANGE_NUM]; static unsigned long __initdata min_loss_pfn[RANGE_NUM]; -static int __init mtrr_cleanup(unsigned address_bits) +static void __init print_out_mtrr_range_state(void) { - unsigned long extra_remove_base, extra_remove_size; - unsigned long base, size, def, dummy; - mtrr_type type; - int nr_range, nr_range_new; - u64 chunk_size, gran_size; - unsigned long range_sums, range_sums_new; - int index_good; - int num_reg_good; int i; + char start_factor = 'K', size_factor = 'K'; + unsigned long start_base, size_base; + mtrr_type type; + for (i = 0; i < num_var_ranges; i++) { + + size_base = range_state[i].size_pfn << (PAGE_SHIFT - 10); + if (!size_base) + continue; + + size_base = to_size_factor(size_base, &size_factor), + start_base = range_state[i].base_pfn << (PAGE_SHIFT - 10); + start_base = to_size_factor(start_base, &start_factor), + type = range_state[i].type; + + printk(KERN_DEBUG "reg %d, base: %ld%cB, range: %ld%cB, type %s\n", + i, start_base, start_factor, + size_base, size_factor, + (type == MTRR_TYPE_UNCACHABLE) ? "UC" : + ((type == MTRR_TYPE_WRPROT) ? "WP" : + ((type == MTRR_TYPE_WRBACK) ? "WB" : "Other")) + ); + } +} + +static int __init mtrr_need_cleanup(void) +{ + int i; + mtrr_type type; + unsigned long size; /* extra one for all 0 */ int num[MTRR_NUM_TYPES + 1]; - if (!is_cpu(INTEL) || enable_mtrr_cleanup < 1) - return 0; - rdmsr(MTRRdefType_MSR, def, dummy); - def &= 0xff; - if (def != MTRR_TYPE_UNCACHABLE) - return 0; - - /* get it and store it aside */ - memset(range_state, 0, sizeof(range_state)); - for (i = 0; i < num_var_ranges; i++) { - mtrr_if->get(i, &base, &size, &type); - range_state[i].base_pfn = base; - range_state[i].size_pfn = size; - range_state[i].type = type; - } - /* check entries number */ memset(num, 0, sizeof(num)); for (i = 0; i < num_var_ranges; i++) { @@ -1263,29 +1268,133 @@ num_var_ranges - num[MTRR_NUM_TYPES]) return 0; + return 1; +} + +static unsigned long __initdata range_sums; +static void __init mtrr_calc_range_state(u64 chunk_size, u64 gran_size, + unsigned long extra_remove_base, + unsigned long extra_remove_size, + int i) +{ + int num_reg; + static struct res_range range_new[RANGE_NUM]; + static int nr_range_new; + unsigned long range_sums_new; + + /* convert ranges to var ranges state */ + num_reg = x86_setup_var_mtrrs(range, nr_range, + chunk_size, gran_size); + + /* we got new setting in range_state, check it */ + memset(range_new, 0, sizeof(range_new)); + nr_range_new = x86_get_mtrr_mem_range(range_new, 0, + extra_remove_base, extra_remove_size); + range_sums_new = sum_ranges(range_new, nr_range_new); + + result[i].chunk_sizek = chunk_size >> 10; + result[i].gran_sizek = gran_size >> 10; + result[i].num_reg = num_reg; + if (range_sums < range_sums_new) { + result[i].lose_cover_sizek = + (range_sums_new - range_sums) << PSHIFT; + result[i].bad = 1; + } else + result[i].lose_cover_sizek = + (range_sums - range_sums_new) << PSHIFT; + + /* double check it */ + if (!result[i].bad && !result[i].lose_cover_sizek) { + if (nr_range_new != nr_range || + memcmp(range, range_new, sizeof(range))) + result[i].bad = 1; + } + + if (!result[i].bad && (range_sums - range_sums_new < + min_loss_pfn[num_reg])) { + min_loss_pfn[num_reg] = + range_sums - range_sums_new; + } +} + +static void __init mtrr_print_out_one_result(int i) +{ + char gran_factor, chunk_factor, lose_factor; + unsigned long gran_base, chunk_base, lose_base; + + gran_base = to_size_factor(result[i].gran_sizek, &gran_factor), + chunk_base = to_size_factor(result[i].chunk_sizek, &chunk_factor), + lose_base = to_size_factor(result[i].lose_cover_sizek, &lose_factor), + printk(KERN_INFO "%sgran_size: %ld%c \tchunk_size: %ld%c \t", + result[i].bad ? "*BAD*" : " ", + gran_base, gran_factor, chunk_base, chunk_factor); + printk(KERN_CONT "num_reg: %d \tlose cover RAM: %s%ld%c\n", + result[i].num_reg, result[i].bad ? "-" : "", + lose_base, lose_factor); +} + +static int __init mtrr_search_optimal_index(void) +{ + int i; + int num_reg_good; + int index_good; + + if (nr_mtrr_spare_reg >= num_var_ranges) + nr_mtrr_spare_reg = num_var_ranges - 1; + num_reg_good = -1; + for (i = num_var_ranges - nr_mtrr_spare_reg; i > 0; i--) { + if (!min_loss_pfn[i]) + num_reg_good = i; + } + + index_good = -1; + if (num_reg_good != -1) { + for (i = 0; i < NUM_RESULT; i++) { + if (!result[i].bad && + result[i].num_reg == num_reg_good && + !result[i].lose_cover_sizek) { + index_good = i; + break; + } + } + } + + return index_good; +} + + +static int __init mtrr_cleanup(unsigned address_bits) +{ + unsigned long extra_remove_base, extra_remove_size; + unsigned long base, size, def, dummy; + mtrr_type type; + u64 chunk_size, gran_size; + int index_good; + int i; + + if (!is_cpu(INTEL) || enable_mtrr_cleanup < 1) + return 0; + rdmsr(MTRRdefType_MSR, def, dummy); + def &= 0xff; + if (def != MTRR_TYPE_UNCACHABLE) + return 0; + + /* get it and store it aside */ + memset(range_state, 0, sizeof(range_state)); + for (i = 0; i < num_var_ranges; i++) { + mtrr_if->get(i, &base, &size, &type); + range_state[i].base_pfn = base; + range_state[i].size_pfn = size; + range_state[i].type = type; + } + + /* check if we need handle it and can handle it */ + if (!mtrr_need_cleanup()) + return 0; + /* print original var MTRRs at first, for debugging: */ printk(KERN_DEBUG "original variable MTRRs\n"); - for (i = 0; i < num_var_ranges; i++) { - char start_factor = 'K', size_factor = 'K'; - unsigned long start_base, size_base; - - size_base = range_state[i].size_pfn << (PAGE_SHIFT - 10); - if (!size_base) - continue; - - size_base = to_size_factor(size_base, &size_factor), - start_base = range_state[i].base_pfn << (PAGE_SHIFT - 10); - start_base = to_size_factor(start_base, &start_factor), - type = range_state[i].type; - - printk(KERN_DEBUG "reg %d, base: %ld%cB, range: %ld%cB, type %s\n", - i, start_base, start_factor, - size_base, size_factor, - (type == MTRR_TYPE_UNCACHABLE) ? "UC" : - ((type == MTRR_TYPE_WRPROT) ? "WP" : - ((type == MTRR_TYPE_WRBACK) ? "WB" : "Other")) - ); - } + print_out_mtrr_range_state(); memset(range, 0, sizeof(range)); extra_remove_size = 0; @@ -1309,176 +1418,64 @@ range_sums >> (20 - PAGE_SHIFT)); if (mtrr_chunk_size && mtrr_gran_size) { - int num_reg; - char gran_factor, chunk_factor, lose_factor; - unsigned long gran_base, chunk_base, lose_base; - - debug_print++; - /* convert ranges to var ranges state */ - num_reg = x86_setup_var_mtrrs(range, nr_range, mtrr_chunk_size, - mtrr_gran_size); - - /* we got new setting in range_state, check it */ - memset(range_new, 0, sizeof(range_new)); - nr_range_new = x86_get_mtrr_mem_range(range_new, 0, - extra_remove_base, - extra_remove_size); - range_sums_new = sum_ranges(range_new, nr_range_new); - i = 0; - result[i].chunk_sizek = mtrr_chunk_size >> 10; - result[i].gran_sizek = mtrr_gran_size >> 10; - result[i].num_reg = num_reg; - if (range_sums < range_sums_new) { - result[i].lose_cover_sizek = - (range_sums_new - range_sums) << PSHIFT; - result[i].bad = 1; - } else - result[i].lose_cover_sizek = - (range_sums - range_sums_new) << PSHIFT; + mtrr_calc_range_state(mtrr_chunk_size, mtrr_gran_size, + extra_remove_base, extra_remove_size, i); - gran_base = to_size_factor(result[i].gran_sizek, &gran_factor), - chunk_base = to_size_factor(result[i].chunk_sizek, &chunk_factor), - lose_base = to_size_factor(result[i].lose_cover_sizek, &lose_factor), - printk(KERN_INFO "%sgran_size: %ld%c \tchunk_size: %ld%c \t", - result[i].bad?"*BAD*":" ", - gran_base, gran_factor, chunk_base, chunk_factor); - printk(KERN_CONT "num_reg: %d \tlose cover RAM: %s%ld%c\n", - result[i].num_reg, result[i].bad?"-":"", - lose_base, lose_factor); + mtrr_print_out_one_result(i); + if (!result[i].bad) { set_var_mtrr_all(address_bits); return 1; } printk(KERN_INFO "invalid mtrr_gran_size or mtrr_chunk_size, " "will find optimal one\n"); - debug_print--; - memset(result, 0, sizeof(result[0])); } i = 0; memset(min_loss_pfn, 0xff, sizeof(min_loss_pfn)); memset(result, 0, sizeof(result)); for (gran_size = (1ULL<<16); gran_size < (1ULL<<32); gran_size <<= 1) { - char gran_factor; - unsigned long gran_base; - - if (debug_print) - gran_base = to_size_factor(gran_size >> 10, &gran_factor); for (chunk_size = gran_size; chunk_size < (1ULL<<32); chunk_size <<= 1) { - int num_reg; - if (debug_print) { - char chunk_factor; - unsigned long chunk_base; - - chunk_base = to_size_factor(chunk_size>>10, &chunk_factor), - printk(KERN_INFO "\n"); - printk(KERN_INFO "gran_size: %ld%c chunk_size: %ld%c \n", - gran_base, gran_factor, chunk_base, chunk_factor); - } if (i >= NUM_RESULT) continue; - /* convert ranges to var ranges state */ - num_reg = x86_setup_var_mtrrs(range, nr_range, - chunk_size, gran_size); - - /* we got new setting in range_state, check it */ - memset(range_new, 0, sizeof(range_new)); - nr_range_new = x86_get_mtrr_mem_range(range_new, 0, - extra_remove_base, extra_remove_size); - range_sums_new = sum_ranges(range_new, nr_range_new); - - result[i].chunk_sizek = chunk_size >> 10; - result[i].gran_sizek = gran_size >> 10; - result[i].num_reg = num_reg; - if (range_sums < range_sums_new) { - result[i].lose_cover_sizek = - (range_sums_new - range_sums) << PSHIFT; - result[i].bad = 1; - } else - result[i].lose_cover_sizek = - (range_sums - range_sums_new) << PSHIFT; - - /* double check it */ - if (!result[i].bad && !result[i].lose_cover_sizek) { - if (nr_range_new != nr_range || - memcmp(range, range_new, sizeof(range))) - result[i].bad = 1; + mtrr_calc_range_state(chunk_size, gran_size, + extra_remove_base, extra_remove_size, i); + if (debug_print) { + mtrr_print_out_one_result(i); + printk(KERN_INFO "\n"); } - if (!result[i].bad && (range_sums - range_sums_new < - min_loss_pfn[num_reg])) { - min_loss_pfn[num_reg] = - range_sums - range_sums_new; - } i++; } } - /* print out all */ - for (i = 0; i < NUM_RESULT; i++) { - char gran_factor, chunk_factor, lose_factor; - unsigned long gran_base, chunk_base, lose_base; - - gran_base = to_size_factor(result[i].gran_sizek, &gran_factor), - chunk_base = to_size_factor(result[i].chunk_sizek, &chunk_factor), - lose_base = to_size_factor(result[i].lose_cover_sizek, &lose_factor), - printk(KERN_INFO "%sgran_size: %ld%c \tchunk_size: %ld%c \t", - result[i].bad?"*BAD*":" ", - gran_base, gran_factor, chunk_base, chunk_factor); - printk(KERN_CONT "num_reg: %d \tlose cover RAM: %s%ld%c\n", - result[i].num_reg, result[i].bad?"-":"", - lose_base, lose_factor); - } - /* try to find the optimal index */ - if (nr_mtrr_spare_reg >= num_var_ranges) - nr_mtrr_spare_reg = num_var_ranges - 1; - num_reg_good = -1; - for (i = num_var_ranges - nr_mtrr_spare_reg; i > 0; i--) { - if (!min_loss_pfn[i]) - num_reg_good = i; - } - - index_good = -1; - if (num_reg_good != -1) { - for (i = 0; i < NUM_RESULT; i++) { - if (!result[i].bad && - result[i].num_reg == num_reg_good && - !result[i].lose_cover_sizek) { - index_good = i; - break; - } - } - } + index_good = mtrr_search_optimal_index(); if (index_good != -1) { - char gran_factor, chunk_factor, lose_factor; - unsigned long gran_base, chunk_base, lose_base; - printk(KERN_INFO "Found optimal setting for mtrr clean up\n"); i = index_good; - gran_base = to_size_factor(result[i].gran_sizek, &gran_factor), - chunk_base = to_size_factor(result[i].chunk_sizek, &chunk_factor), - lose_base = to_size_factor(result[i].lose_cover_sizek, &lose_factor), - printk(KERN_INFO "gran_size: %ld%c \tchunk_size: %ld%c \t", - gran_base, gran_factor, chunk_base, chunk_factor); - printk(KERN_CONT "num_reg: %d \tlose RAM: %ld%c\n", - result[i].num_reg, lose_base, lose_factor); + mtrr_print_out_one_result(i); + /* convert ranges to var ranges state */ chunk_size = result[i].chunk_sizek; chunk_size <<= 10; gran_size = result[i].gran_sizek; gran_size <<= 10; - debug_print++; x86_setup_var_mtrrs(range, nr_range, chunk_size, gran_size); - debug_print--; set_var_mtrr_all(address_bits); + printk(KERN_DEBUG "New variable MTRRs\n"); + print_out_mtrr_range_state(); return 1; + } else { + /* print out all */ + for (i = 0; i < NUM_RESULT; i++) + mtrr_print_out_one_result(i); } printk(KERN_INFO "mtrr_cleanup: can not find optimal value\n"); @@ -1562,7 +1559,6 @@ { unsigned long i, base, size, highest_pfn = 0, def, dummy; mtrr_type type; - int nr_range; u64 total_trim_size; /* extra one for all 0 */
diff --git a/arch/x86/kernel/cpu/vmware.c b/arch/x86/kernel/cpu/vmware.c new file mode 100644 index 0000000..284c399 --- /dev/null +++ b/arch/x86/kernel/cpu/vmware.c
@@ -0,0 +1,112 @@ +/* + * VMware Detection code. + * + * Copyright (C) 2008, VMware, Inc. + * Author : Alok N Kataria <akataria@vmware.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + */ + +#include <linux/dmi.h> +#include <asm/div64.h> +#include <asm/vmware.h> + +#define CPUID_VMWARE_INFO_LEAF 0x40000000 +#define VMWARE_HYPERVISOR_MAGIC 0x564D5868 +#define VMWARE_HYPERVISOR_PORT 0x5658 + +#define VMWARE_PORT_CMD_GETVERSION 10 +#define VMWARE_PORT_CMD_GETHZ 45 + +#define VMWARE_PORT(cmd, eax, ebx, ecx, edx) \ + __asm__("inl (%%dx)" : \ + "=a"(eax), "=c"(ecx), "=d"(edx), "=b"(ebx) : \ + "0"(VMWARE_HYPERVISOR_MAGIC), \ + "1"(VMWARE_PORT_CMD_##cmd), \ + "2"(VMWARE_HYPERVISOR_PORT), "3"(UINT_MAX) : \ + "memory"); + +static inline int __vmware_platform(void) +{ + uint32_t eax, ebx, ecx, edx; + VMWARE_PORT(GETVERSION, eax, ebx, ecx, edx); + return eax != (uint32_t)-1 && ebx == VMWARE_HYPERVISOR_MAGIC; +} + +static unsigned long __vmware_get_tsc_khz(void) +{ + uint64_t tsc_hz; + uint32_t eax, ebx, ecx, edx; + + VMWARE_PORT(GETHZ, eax, ebx, ecx, edx); + + if (ebx == UINT_MAX) + return 0; + tsc_hz = eax | (((uint64_t)ebx) << 32); + do_div(tsc_hz, 1000); + BUG_ON(tsc_hz >> 32); + return tsc_hz; +} + +/* + * While checking the dmi string infomation, just checking the product + * serial key should be enough, as this will always have a VMware + * specific string when running under VMware hypervisor. + */ +int vmware_platform(void) +{ + if (cpu_has_hypervisor) { + unsigned int eax, ebx, ecx, edx; + char hyper_vendor_id[13]; + + cpuid(CPUID_VMWARE_INFO_LEAF, &eax, &ebx, &ecx, &edx); + memcpy(hyper_vendor_id + 0, &ebx, 4); + memcpy(hyper_vendor_id + 4, &ecx, 4); + memcpy(hyper_vendor_id + 8, &edx, 4); + hyper_vendor_id[12] = '\0'; + if (!strcmp(hyper_vendor_id, "VMwareVMware")) + return 1; + } else if (dmi_available && dmi_name_in_serial("VMware") && + __vmware_platform()) + return 1; + + return 0; +} + +unsigned long vmware_get_tsc_khz(void) +{ + BUG_ON(!vmware_platform()); + return __vmware_get_tsc_khz(); +} + +/* + * VMware hypervisor takes care of exporting a reliable TSC to the guest. + * Still, due to timing difference when running on virtual cpus, the TSC can + * be marked as unstable in some cases. For example, the TSC sync check at + * bootup can fail due to a marginal offset between vcpus' TSCs (though the + * TSCs do not drift from each other). Also, the ACPI PM timer clocksource + * is not suitable as a watchdog when running on a hypervisor because the + * kernel may miss a wrap of the counter if the vcpu is descheduled for a + * long time. To skip these checks at runtime we set these capability bits, + * so that the kernel could just trust the hypervisor with providing a + * reliable virtual TSC that is suitable for timekeeping. + */ +void __cpuinit vmware_set_feature_bits(struct cpuinfo_x86 *c) +{ + set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC); + set_cpu_cap(c, X86_FEATURE_TSC_RELIABLE); +}
diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c index 2685538..d84a852 100644 --- a/arch/x86/kernel/crash.c +++ b/arch/x86/kernel/crash.c
@@ -29,34 +29,17 @@ #include <mach_ipi.h> -/* This keeps a track of which one is crashing cpu. */ -static int crashing_cpu; #if defined(CONFIG_SMP) && defined(CONFIG_X86_LOCAL_APIC) -static atomic_t waiting_for_crash_ipi; -static int crash_nmi_callback(struct notifier_block *self, - unsigned long val, void *data) +static void kdump_nmi_callback(int cpu, struct die_args *args) { struct pt_regs *regs; #ifdef CONFIG_X86_32 struct pt_regs fixed_regs; #endif - int cpu; - if (val != DIE_NMI_IPI) - return NOTIFY_OK; - - regs = ((struct die_args *)data)->regs; - cpu = raw_smp_processor_id(); - - /* Don't do anything if this handler is invoked on crashing cpu. - * Otherwise, system will completely hang. Crashing cpu can get - * an NMI if system was initially booted with nmi_watchdog parameter. - */ - if (cpu == crashing_cpu) - return NOTIFY_STOP; - local_irq_disable(); + regs = args->regs; #ifdef CONFIG_X86_32 if (!user_mode_vm(regs)) { @@ -65,54 +48,19 @@ } #endif crash_save_cpu(regs, cpu); - disable_local_APIC(); - atomic_dec(&waiting_for_crash_ipi); - /* Assume hlt works */ - halt(); - for (;;) - cpu_relax(); - return 1; -} - -static void smp_send_nmi_allbutself(void) -{ - cpumask_t mask = cpu_online_map; - cpu_clear(safe_smp_processor_id(), mask); - if (!cpus_empty(mask)) - send_IPI_mask(mask, NMI_VECTOR); -} - -static struct notifier_block crash_nmi_nb = { - .notifier_call = crash_nmi_callback, -}; - -static void nmi_shootdown_cpus(void) -{ - unsigned long msecs; - - atomic_set(&waiting_for_crash_ipi, num_online_cpus() - 1); - /* Would it be better to replace the trap vector here? */ - if (register_die_notifier(&crash_nmi_nb)) - return; /* return what? */ - /* Ensure the new callback function is set before sending - * out the NMI - */ - wmb(); - - smp_send_nmi_allbutself(); - - msecs = 1000; /* Wait at most a second for the other cpus to stop */ - while ((atomic_read(&waiting_for_crash_ipi) > 0) && msecs) { - mdelay(1); - msecs--; - } - - /* Leave the nmi callback set */ disable_local_APIC(); } + +static void kdump_nmi_shootdown_cpus(void) +{ + nmi_shootdown_cpus(kdump_nmi_callback); + + disable_local_APIC(); +} + #else -static void nmi_shootdown_cpus(void) +static void kdump_nmi_shootdown_cpus(void) { /* There are no cpus to shootdown */ } @@ -131,9 +79,7 @@ /* The kernel is broken so disable interrupts */ local_irq_disable(); - /* Make a note of crashing cpu. Will be used in NMI callback.*/ - crashing_cpu = safe_smp_processor_id(); - nmi_shootdown_cpus(); + kdump_nmi_shootdown_cpus(); lapic_shutdown(); #if defined(CONFIG_X86_IO_APIC) disable_IO_APIC();
diff --git a/arch/x86/kernel/ds.c b/arch/x86/kernel/ds.c index a2d1176..d6938d9 100644 --- a/arch/x86/kernel/ds.c +++ b/arch/x86/kernel/ds.c
@@ -847,17 +847,16 @@ switch (c->x86) { case 0x6: switch (c->x86_model) { + case 0 ... 0xC: + /* sorry, don't know about them */ + break; case 0xD: case 0xE: /* Pentium M */ ds_configure(&ds_cfg_var); break; - case 0xF: /* Core2 */ - case 0x1C: /* Atom */ + default: /* Core2, Atom, ... */ ds_configure(&ds_cfg_64); break; - default: - /* sorry, don't know about them */ - break; } break; case 0xF:
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c new file mode 100644 index 0000000..5962176 --- /dev/null +++ b/arch/x86/kernel/dumpstack.c
@@ -0,0 +1,319 @@ +/* + * Copyright (C) 1991, 1992 Linus Torvalds + * Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs + */ +#include <linux/kallsyms.h> +#include <linux/kprobes.h> +#include <linux/uaccess.h> +#include <linux/utsname.h> +#include <linux/hardirq.h> +#include <linux/kdebug.h> +#include <linux/module.h> +#include <linux/ptrace.h> +#include <linux/kexec.h> +#include <linux/bug.h> +#include <linux/nmi.h> +#include <linux/sysfs.h> + +#include <asm/stacktrace.h> + +#include "dumpstack.h" + +int panic_on_unrecovered_nmi; +unsigned int code_bytes = 64; +int kstack_depth_to_print = 3 * STACKSLOTS_PER_LINE; +static int die_counter; + +void printk_address(unsigned long address, int reliable) +{ + printk(" [<%p>] %s%pS\n", (void *) address, + reliable ? "" : "? ", (void *) address); +} + +/* + * x86-64 can have up to three kernel stacks: + * process stack + * interrupt stack + * severe exception (double fault, nmi, stack fault, debug, mce) hardware stack + */ + +static inline int valid_stack_ptr(struct thread_info *tinfo, + void *p, unsigned int size, void *end) +{ + void *t = tinfo; + if (end) { + if (p < end && p >= (end-THREAD_SIZE)) + return 1; + else + return 0; + } + return p > t && p < t + THREAD_SIZE - size; +} + +unsigned long +print_context_stack(struct thread_info *tinfo, + unsigned long *stack, unsigned long bp, + const struct stacktrace_ops *ops, void *data, + unsigned long *end) +{ + struct stack_frame *frame = (struct stack_frame *)bp; + + while (valid_stack_ptr(tinfo, stack, sizeof(*stack), end)) { + unsigned long addr; + + addr = *stack; + if (__kernel_text_address(addr)) { + if ((unsigned long) stack == bp + sizeof(long)) { + ops->address(data, addr, 1); + frame = frame->next_frame; + bp = (unsigned long) frame; + } else { + ops->address(data, addr, bp == 0); + } + } + stack++; + } + return bp; +} + + +static void +print_trace_warning_symbol(void *data, char *msg, unsigned long symbol) +{ + printk(data); + print_symbol(msg, symbol); + printk("\n"); +} + +static void print_trace_warning(void *data, char *msg) +{ + printk("%s%s\n", (char *)data, msg); +} + +static int print_trace_stack(void *data, char *name) +{ + printk("%s <%s> ", (char *)data, name); + return 0; +} + +/* + * Print one address/symbol entries per line. + */ +static void print_trace_address(void *data, unsigned long addr, int reliable) +{ + touch_nmi_watchdog(); + printk(data); + printk_address(addr, reliable); +} + +static const struct stacktrace_ops print_trace_ops = { + .warning = print_trace_warning, + .warning_symbol = print_trace_warning_symbol, + .stack = print_trace_stack, + .address = print_trace_address, +}; + +void +show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs, + unsigned long *stack, unsigned long bp, char *log_lvl) +{ + printk("%sCall Trace:\n", log_lvl); + dump_trace(task, regs, stack, bp, &print_trace_ops, log_lvl); +} + +void show_trace(struct task_struct *task, struct pt_regs *regs, + unsigned long *stack, unsigned long bp) +{ + show_trace_log_lvl(task, regs, stack, bp, ""); +} + +void show_stack(struct task_struct *task, unsigned long *sp) +{ + show_stack_log_lvl(task, NULL, sp, 0, ""); +} + +/* + * The architecture-independent dump_stack generator + */ +void dump_stack(void) +{ + unsigned long bp = 0; + unsigned long stack; + +#ifdef CONFIG_FRAME_POINTER + if (!bp) + get_bp(bp); +#endif + + printk("Pid: %d, comm: %.20s %s %s %.*s\n", + current->pid, current->comm, print_tainted(), + init_utsname()->release, + (int)strcspn(init_utsname()->version, " "), + init_utsname()->version); + show_trace(NULL, NULL, &stack, bp); +} +EXPORT_SYMBOL(dump_stack); + +static raw_spinlock_t die_lock = __RAW_SPIN_LOCK_UNLOCKED; +static int die_owner = -1; +static unsigned int die_nest_count; + +unsigned __kprobes long oops_begin(void) +{ + int cpu; + unsigned long flags; + + oops_enter(); + + /* racy, but better than risking deadlock. */ + raw_local_irq_save(flags); + cpu = smp_processor_id(); + if (!__raw_spin_trylock(&die_lock)) { + if (cpu == die_owner) + /* nested oops. should stop eventually */; + else + __raw_spin_lock(&die_lock); + } + die_nest_count++; + die_owner = cpu; + console_verbose(); + bust_spinlocks(1); + return flags; +} + +void __kprobes oops_end(unsigned long flags, struct pt_regs *regs, int signr) +{ + if (regs && kexec_should_crash(current)) + crash_kexec(regs); + + bust_spinlocks(0); + die_owner = -1; + add_taint(TAINT_DIE); + die_nest_count--; + if (!die_nest_count) + /* Nest count reaches zero, release the lock. */ + __raw_spin_unlock(&die_lock); + raw_local_irq_restore(flags); + oops_exit(); + + if (!signr) + return; + if (in_interrupt()) + panic("Fatal exception in interrupt"); + if (panic_on_oops) + panic("Fatal exception"); + do_exit(signr); +} + +int __kprobes __die(const char *str, struct pt_regs *regs, long err) +{ +#ifdef CONFIG_X86_32 + unsigned short ss; + unsigned long sp; +#endif + printk(KERN_EMERG "%s: %04lx [#%d] ", str, err & 0xffff, ++die_counter); +#ifdef CONFIG_PREEMPT + printk("PREEMPT "); +#endif +#ifdef CONFIG_SMP + printk("SMP "); +#endif +#ifdef CONFIG_DEBUG_PAGEALLOC + printk("DEBUG_PAGEALLOC"); +#endif + printk("\n"); + sysfs_printk_last_file(); + if (notify_die(DIE_OOPS, str, regs, err, + current->thread.trap_no, SIGSEGV) == NOTIFY_STOP) + return 1; + + show_registers(regs); +#ifdef CONFIG_X86_32 + sp = (unsigned long) (®s->sp); + savesegment(ss, ss); + if (user_mode(regs)) { + sp = regs->sp; + ss = regs->ss & 0xffff; + } + printk(KERN_EMERG "EIP: [<%08lx>] ", regs->ip); + print_symbol("%s", regs->ip); + printk(" SS:ESP %04x:%08lx\n", ss, sp); +#else + /* Executive summary in case the oops scrolled away */ + printk(KERN_ALERT "RIP "); + printk_address(regs->ip, 1); + printk(" RSP <%016lx>\n", regs->sp); +#endif + return 0; +} + +/* + * This is gone through when something in the kernel has done something bad + * and is about to be terminated: + */ +void die(const char *str, struct pt_regs *regs, long err) +{ + unsigned long flags = oops_begin(); + int sig = SIGSEGV; + + if (!user_mode_vm(regs)) + report_bug(regs->ip, regs); + + if (__die(str, regs, err)) + sig = 0; + oops_end(flags, regs, sig); +} + +void notrace __kprobes +die_nmi(char *str, struct pt_regs *regs, int do_panic) +{ + unsigned long flags; + + if (notify_die(DIE_NMIWATCHDOG, str, regs, 0, 2, SIGINT) == NOTIFY_STOP) + return; + + /* + * We are in trouble anyway, lets at least try + * to get a message out. + */ + flags = oops_begin(); + printk(KERN_EMERG "%s", str); + printk(" on CPU%d, ip %08lx, registers:\n", + smp_processor_id(), regs->ip); + show_registers(regs); + oops_end(flags, regs, 0); + if (do_panic || panic_on_oops) + panic("Non maskable interrupt"); + nmi_exit(); + local_irq_enable(); + do_exit(SIGBUS); +} + +static int __init oops_setup(char *s) +{ + if (!s) + return -EINVAL; + if (!strcmp(s, "panic")) + panic_on_oops = 1; + return 0; +} +early_param("oops", oops_setup); + +static int __init kstack_setup(char *s) +{ + if (!s) + return -EINVAL; + kstack_depth_to_print = simple_strtoul(s, NULL, 0); + return 0; +} +early_param("kstack", kstack_setup); + +static int __init code_bytes_setup(char *s) +{ + code_bytes = simple_strtoul(s, NULL, 0); + if (code_bytes > 8192) + code_bytes = 8192; + + return 1; +} +__setup("code_bytes=", code_bytes_setup);
diff --git a/arch/x86/kernel/dumpstack.h b/arch/x86/kernel/dumpstack.h new file mode 100644 index 0000000..3119a80 --- /dev/null +++ b/arch/x86/kernel/dumpstack.h
@@ -0,0 +1,39 @@ +/* + * Copyright (C) 1991, 1992 Linus Torvalds + * Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs + */ + +#ifndef DUMPSTACK_H +#define DUMPSTACK_H + +#ifdef CONFIG_X86_32 +#define STACKSLOTS_PER_LINE 8 +#define get_bp(bp) asm("movl %%ebp, %0" : "=r" (bp) :) +#else +#define STACKSLOTS_PER_LINE 4 +#define get_bp(bp) asm("movq %%rbp, %0" : "=r" (bp) :) +#endif + +extern unsigned long +print_context_stack(struct thread_info *tinfo, + unsigned long *stack, unsigned long bp, + const struct stacktrace_ops *ops, void *data, + unsigned long *end); + +extern void +show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs, + unsigned long *stack, unsigned long bp, char *log_lvl); + +extern void +show_stack_log_lvl(struct task_struct *task, struct pt_regs *regs, + unsigned long *sp, unsigned long bp, char *log_lvl); + +extern unsigned int code_bytes; +extern int kstack_depth_to_print; + +/* The form of the top of the frame on the stack */ +struct stack_frame { + struct stack_frame *next_frame; + unsigned long return_address; +}; +#endif
diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c index b361475..7b031b1 100644 --- a/arch/x86/kernel/dumpstack_32.c +++ b/arch/x86/kernel/dumpstack_32.c
@@ -17,64 +17,7 @@ #include <asm/stacktrace.h> -#define STACKSLOTS_PER_LINE 8 -#define get_bp(bp) asm("movl %%ebp, %0" : "=r" (bp) :) - -int panic_on_unrecovered_nmi; -int kstack_depth_to_print = 3 * STACKSLOTS_PER_LINE; -static unsigned int code_bytes = 64; -static int die_counter; - -void printk_address(unsigned long address, int reliable) -{ - printk(" [<%p>] %s%pS\n", (void *) address, - reliable ? "" : "? ", (void *) address); -} - -static inline int valid_stack_ptr(struct thread_info *tinfo, - void *p, unsigned int size, void *end) -{ - void *t = tinfo; - if (end) { - if (p < end && p >= (end-THREAD_SIZE)) - return 1; - else - return 0; - } - return p > t && p < t + THREAD_SIZE - size; -} - -/* The form of the top of the frame on the stack */ -struct stack_frame { - struct stack_frame *next_frame; - unsigned long return_address; -}; - -static inline unsigned long -print_context_stack(struct thread_info *tinfo, - unsigned long *stack, unsigned long bp, - const struct stacktrace_ops *ops, void *data, - unsigned long *end) -{ - struct stack_frame *frame = (struct stack_frame *)bp; - - while (valid_stack_ptr(tinfo, stack, sizeof(*stack), end)) { - unsigned long addr; - - addr = *stack; - if (__kernel_text_address(addr)) { - if ((unsigned long) stack == bp + sizeof(long)) { - ops->address(data, addr, 1); - frame = frame->next_frame; - bp = (unsigned long) frame; - } else { - ops->address(data, addr, bp == 0); - } - } - stack++; - } - return bp; -} +#include "dumpstack.h" void dump_trace(struct task_struct *task, struct pt_regs *regs, unsigned long *stack, unsigned long bp, @@ -119,57 +62,7 @@ } EXPORT_SYMBOL(dump_trace); -static void -print_trace_warning_symbol(void *data, char *msg, unsigned long symbol) -{ - printk(data); - print_symbol(msg, symbol); - printk("\n"); -} - -static void print_trace_warning(void *data, char *msg) -{ - printk("%s%s\n", (char *)data, msg); -} - -static int print_trace_stack(void *data, char *name) -{ - printk("%s <%s> ", (char *)data, name); - return 0; -} - -/* - * Print one address/symbol entries per line. - */ -static void print_trace_address(void *data, unsigned long addr, int reliable) -{ - touch_nmi_watchdog(); - printk(data); - printk_address(addr, reliable); -} - -static const struct stacktrace_ops print_trace_ops = { - .warning = print_trace_warning, - .warning_symbol = print_trace_warning_symbol, - .stack = print_trace_stack, - .address = print_trace_address, -}; - -static void -show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs, - unsigned long *stack, unsigned long bp, char *log_lvl) -{ - printk("%sCall Trace:\n", log_lvl); - dump_trace(task, regs, stack, bp, &print_trace_ops, log_lvl); -} - -void show_trace(struct task_struct *task, struct pt_regs *regs, - unsigned long *stack, unsigned long bp) -{ - show_trace_log_lvl(task, regs, stack, bp, ""); -} - -static void +void show_stack_log_lvl(struct task_struct *task, struct pt_regs *regs, unsigned long *sp, unsigned long bp, char *log_lvl) { @@ -196,33 +89,6 @@ show_trace_log_lvl(task, regs, sp, bp, log_lvl); } -void show_stack(struct task_struct *task, unsigned long *sp) -{ - show_stack_log_lvl(task, NULL, sp, 0, ""); -} - -/* - * The architecture-independent dump_stack generator - */ -void dump_stack(void) -{ - unsigned long bp = 0; - unsigned long stack; - -#ifdef CONFIG_FRAME_POINTER - if (!bp) - get_bp(bp); -#endif - - printk("Pid: %d, comm: %.20s %s %s %.*s\n", - current->pid, current->comm, print_tainted(), - init_utsname()->release, - (int)strcspn(init_utsname()->version, " "), - init_utsname()->version); - show_trace(NULL, NULL, &stack, bp); -} - -EXPORT_SYMBOL(dump_stack); void show_registers(struct pt_regs *regs) { @@ -283,167 +149,3 @@ return ud2 == 0x0b0f; } -static raw_spinlock_t die_lock = __RAW_SPIN_LOCK_UNLOCKED; -static int die_owner = -1; -static unsigned int die_nest_count; - -unsigned __kprobes long oops_begin(void) -{ - unsigned long flags; - - oops_enter(); - - if (die_owner != raw_smp_processor_id()) { - console_verbose(); - raw_local_irq_save(flags); - __raw_spin_lock(&die_lock); - die_owner = smp_processor_id(); - die_nest_count = 0; - bust_spinlocks(1); - } else { - raw_local_irq_save(flags); - } - die_nest_count++; - return flags; -} - -void __kprobes oops_end(unsigned long flags, struct pt_regs *regs, int signr) -{ - bust_spinlocks(0); - die_owner = -1; - add_taint(TAINT_DIE); - __raw_spin_unlock(&die_lock); - raw_local_irq_restore(flags); - - if (!regs) - return; - - if (kexec_should_crash(current)) - crash_kexec(regs); - if (in_interrupt()) - panic("Fatal exception in interrupt"); - if (panic_on_oops) - panic("Fatal exception"); - oops_exit(); - do_exit(signr); -} - -int __kprobes __die(const char *str, struct pt_regs *regs, long err) -{ - unsigned short ss; - unsigned long sp; - - printk(KERN_EMERG "%s: %04lx [#%d] ", str, err & 0xffff, ++die_counter); -#ifdef CONFIG_PREEMPT - printk("PREEMPT "); -#endif -#ifdef CONFIG_SMP - printk("SMP "); -#endif -#ifdef CONFIG_DEBUG_PAGEALLOC - printk("DEBUG_PAGEALLOC"); -#endif - printk("\n"); - sysfs_printk_last_file(); - if (notify_die(DIE_OOPS, str, regs, err, - current->thread.trap_no, SIGSEGV) == NOTIFY_STOP) - return 1; - - show_registers(regs); - /* Executive summary in case the oops scrolled away */ - sp = (unsigned long) (®s->sp); - savesegment(ss, ss); - if (user_mode(regs)) { - sp = regs->sp; - ss = regs->ss & 0xffff; - } - printk(KERN_EMERG "EIP: [<%08lx>] ", regs->ip); - print_symbol("%s", regs->ip); - printk(" SS:ESP %04x:%08lx\n", ss, sp); - return 0; -} - -/* - * This is gone through when something in the kernel has done something bad - * and is about to be terminated: - */ -void die(const char *str, struct pt_regs *regs, long err) -{ - unsigned long flags = oops_begin(); - - if (die_nest_count < 3) { - report_bug(regs->ip, regs); - - if (__die(str, regs, err)) - regs = NULL; - } else { - printk(KERN_EMERG "Recursive die() failure, output suppressed\n"); - } - - oops_end(flags, regs, SIGSEGV); -} - -static DEFINE_SPINLOCK(nmi_print_lock); - -void notrace __kprobes -die_nmi(char *str, struct pt_regs *regs, int do_panic) -{ - if (notify_die(DIE_NMIWATCHDOG, str, regs, 0, 2, SIGINT) == NOTIFY_STOP) - return; - - spin_lock(&nmi_print_lock); - /* - * We are in trouble anyway, lets at least try - * to get a message out: - */ - bust_spinlocks(1); - printk(KERN_EMERG "%s", str); - printk(" on CPU%d, ip %08lx, registers:\n", - smp_processor_id(), regs->ip); - show_registers(regs); - if (do_panic) - panic("Non maskable interrupt"); - console_silent(); - spin_unlock(&nmi_print_lock); - - /* - * If we are in kernel we are probably nested up pretty bad - * and might aswell get out now while we still can: - */ - if (!user_mode_vm(regs)) { - current->thread.trap_no = 2; - crash_kexec(regs); - } - - bust_spinlocks(0); - do_exit(SIGSEGV); -} - -static int __init oops_setup(char *s) -{ - if (!s) - return -EINVAL; - if (!strcmp(s, "panic")) - panic_on_oops = 1; - return 0; -} -early_param("oops", oops_setup); - -static int __init kstack_setup(char *s) -{ - if (!s) - return -EINVAL; - kstack_depth_to_print = simple_strtoul(s, NULL, 0); - return 0; -} -early_param("kstack", kstack_setup); - -static int __init code_bytes_setup(char *s) -{ - code_bytes = simple_strtoul(s, NULL, 0); - if (code_bytes > 8192) - code_bytes = 8192; - - return 1; -} -__setup("code_bytes=", code_bytes_setup);
diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c index 96a5db7..33ff102 100644 --- a/arch/x86/kernel/dumpstack_64.c +++ b/arch/x86/kernel/dumpstack_64.c
@@ -17,19 +17,7 @@ #include <asm/stacktrace.h> -#define STACKSLOTS_PER_LINE 4 -#define get_bp(bp) asm("movq %%rbp, %0" : "=r" (bp) :) - -int panic_on_unrecovered_nmi; -int kstack_depth_to_print = 3 * STACKSLOTS_PER_LINE; -static unsigned int code_bytes = 64; -static int die_counter; - -void printk_address(unsigned long address, int reliable) -{ - printk(" [<%p>] %s%pS\n", (void *) address, - reliable ? "" : "? ", (void *) address); -} +#include "dumpstack.h" static unsigned long *in_exception_stack(unsigned cpu, unsigned long stack, unsigned *usedp, char **idp) @@ -113,51 +101,6 @@ * severe exception (double fault, nmi, stack fault, debug, mce) hardware stack */ -static inline int valid_stack_ptr(struct thread_info *tinfo, - void *p, unsigned int size, void *end) -{ - void *t = tinfo; - if (end) { - if (p < end && p >= (end-THREAD_SIZE)) - return 1; - else - return 0; - } - return p > t && p < t + THREAD_SIZE - size; -} - -/* The form of the top of the frame on the stack */ -struct stack_frame { - struct stack_frame *next_frame; - unsigned long return_address; -}; - -static inline unsigned long -print_context_stack(struct thread_info *tinfo, - unsigned long *stack, unsigned long bp, - const struct stacktrace_ops *ops, void *data, - unsigned long *end) -{ - struct stack_frame *frame = (struct stack_frame *)bp; - - while (valid_stack_ptr(tinfo, stack, sizeof(*stack), end)) { - unsigned long addr; - - addr = *stack; - if (__kernel_text_address(addr)) { - if ((unsigned long) stack == bp + sizeof(long)) { - ops->address(data, addr, 1); - frame = frame->next_frame; - bp = (unsigned long) frame; - } else { - ops->address(data, addr, bp == 0); - } - } - stack++; - } - return bp; -} - void dump_trace(struct task_struct *task, struct pt_regs *regs, unsigned long *stack, unsigned long bp, const struct stacktrace_ops *ops, void *data) @@ -248,57 +191,7 @@ } EXPORT_SYMBOL(dump_trace); -static void -print_trace_warning_symbol(void *data, char *msg, unsigned long symbol) -{ - printk(data); - print_symbol(msg, symbol); - printk("\n"); -} - -static void print_trace_warning(void *data, char *msg) -{ - printk("%s%s\n", (char *)data, msg); -} - -static int print_trace_stack(void *data, char *name) -{ - printk("%s <%s> ", (char *)data, name); - return 0; -} - -/* - * Print one address/symbol entries per line. - */ -static void print_trace_address(void *data, unsigned long addr, int reliable) -{ - touch_nmi_watchdog(); - printk(data); - printk_address(addr, reliable); -} - -static const struct stacktrace_ops print_trace_ops = { - .warning = print_trace_warning, - .warning_symbol = print_trace_warning_symbol, - .stack = print_trace_stack, - .address = print_trace_address, -}; - -static void -show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs, - unsigned long *stack, unsigned long bp, char *log_lvl) -{ - printk("%sCall Trace:\n", log_lvl); - dump_trace(task, regs, stack, bp, &print_trace_ops, log_lvl); -} - -void show_trace(struct task_struct *task, struct pt_regs *regs, - unsigned long *stack, unsigned long bp) -{ - show_trace_log_lvl(task, regs, stack, bp, ""); -} - -static void +void show_stack_log_lvl(struct task_struct *task, struct pt_regs *regs, unsigned long *sp, unsigned long bp, char *log_lvl) { @@ -342,33 +235,6 @@ show_trace_log_lvl(task, regs, sp, bp, log_lvl); } -void show_stack(struct task_struct *task, unsigned long *sp) -{ - show_stack_log_lvl(task, NULL, sp, 0, ""); -} - -/* - * The architecture-independent dump_stack generator - */ -void dump_stack(void) -{ - unsigned long bp = 0; - unsigned long stack; - -#ifdef CONFIG_FRAME_POINTER - if (!bp) - get_bp(bp); -#endif - - printk("Pid: %d, comm: %.20s %s %s %.*s\n", - current->pid, current->comm, print_tainted(), - init_utsname()->release, - (int)strcspn(init_utsname()->version, " "), - init_utsname()->version); - show_trace(NULL, NULL, &stack, bp); -} -EXPORT_SYMBOL(dump_stack); - void show_registers(struct pt_regs *regs) { int i; @@ -429,147 +295,3 @@ return ud2 == 0x0b0f; } -static raw_spinlock_t die_lock = __RAW_SPIN_LOCK_UNLOCKED; -static int die_owner = -1; -static unsigned int die_nest_count; - -unsigned __kprobes long oops_begin(void) -{ - int cpu; - unsigned long flags; - - oops_enter(); - - /* racy, but better than risking deadlock. */ - raw_local_irq_save(flags); - cpu = smp_processor_id(); - if (!__raw_spin_trylock(&die_lock)) { - if (cpu == die_owner) - /* nested oops. should stop eventually */; - else - __raw_spin_lock(&die_lock); - } - die_nest_count++; - die_owner = cpu; - console_verbose(); - bust_spinlocks(1); - return flags; -} - -void __kprobes oops_end(unsigned long flags, struct pt_regs *regs, int signr) -{ - die_owner = -1; - bust_spinlocks(0); - die_nest_count--; - if (!die_nest_count) - /* Nest count reaches zero, release the lock. */ - __raw_spin_unlock(&die_lock); - raw_local_irq_restore(flags); - if (!regs) { - oops_exit(); - return; - } - if (in_interrupt()) - panic("Fatal exception in interrupt"); - if (panic_on_oops) - panic("Fatal exception"); - oops_exit(); - do_exit(signr); -} - -int __kprobes __die(const char *str, struct pt_regs *regs, long err) -{ - printk(KERN_EMERG "%s: %04lx [#%d] ", str, err & 0xffff, ++die_counter); -#ifdef CONFIG_PREEMPT - printk("PREEMPT "); -#endif -#ifdef CONFIG_SMP - printk("SMP "); -#endif -#ifdef CONFIG_DEBUG_PAGEALLOC - printk("DEBUG_PAGEALLOC"); -#endif - printk("\n"); - sysfs_printk_last_file(); - if (notify_die(DIE_OOPS, str, regs, err, - current->thread.trap_no, SIGSEGV) == NOTIFY_STOP) - return 1; - - show_registers(regs); - add_taint(TAINT_DIE); - /* Executive summary in case the oops scrolled away */ - printk(KERN_ALERT "RIP "); - printk_address(regs->ip, 1); - printk(" RSP <%016lx>\n", regs->sp); - if (kexec_should_crash(current)) - crash_kexec(regs); - return 0; -} - -void die(const char *str, struct pt_regs *regs, long err) -{ - unsigned long flags = oops_begin(); - - if (!user_mode(regs)) - report_bug(regs->ip, regs); - - if (__die(str, regs, err)) - regs = NULL; - oops_end(flags, regs, SIGSEGV); -} - -notrace __kprobes void -die_nmi(char *str, struct pt_regs *regs, int do_panic) -{ - unsigned long flags; - - if (notify_die(DIE_NMIWATCHDOG, str, regs, 0, 2, SIGINT) == NOTIFY_STOP) - return; - - flags = oops_begin(); - /* - * We are in trouble anyway, lets at least try - * to get a message out. - */ - printk(KERN_EMERG "%s", str); - printk(" on CPU%d, ip %08lx, registers:\n", - smp_processor_id(), regs->ip); - show_registers(regs); - if (kexec_should_crash(current)) - crash_kexec(regs); - if (do_panic || panic_on_oops) - panic("Non maskable interrupt"); - oops_end(flags, NULL, SIGBUS); - nmi_exit(); - local_irq_enable(); - do_exit(SIGBUS); -} - -static int __init oops_setup(char *s) -{ - if (!s) - return -EINVAL; - if (!strcmp(s, "panic")) - panic_on_oops = 1; - return 0; -} -early_param("oops", oops_setup); - -static int __init kstack_setup(char *s) -{ - if (!s) - return -EINVAL; - kstack_depth_to_print = simple_strtoul(s, NULL, 0); - return 0; -} -early_param("kstack", kstack_setup); - -static int __init code_bytes_setup(char *s) -{ - code_bytes = simple_strtoul(s, NULL, 0); - if (code_bytes > 8192) - code_bytes = 8192; - - return 1; -} -__setup("code_bytes=", code_bytes_setup);
diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c index 34ad997..23b138e 100644 --- a/arch/x86/kernel/early_printk.c +++ b/arch/x86/kernel/early_printk.c
@@ -875,49 +875,6 @@ }; #endif -/* Console interface to a host file on AMD's SimNow! */ - -static int simnow_fd; - -enum { - MAGIC1 = 0xBACCD00A, - MAGIC2 = 0xCA110000, - XOPEN = 5, - XWRITE = 4, -}; - -static noinline long simnow(long cmd, long a, long b, long c) -{ - long ret; - - asm volatile("cpuid" : - "=a" (ret) : - "b" (a), "c" (b), "d" (c), "0" (MAGIC1), "D" (cmd + MAGIC2)); - return ret; -} - -static void __init simnow_init(char *str) -{ - char *fn = "klog"; - - if (*str == '=') - fn = ++str; - /* error ignored */ - simnow_fd = simnow(XOPEN, (unsigned long)fn, O_WRONLY|O_APPEND|O_CREAT, 0644); -} - -static void simnow_write(struct console *con, const char *s, unsigned n) -{ - simnow(XWRITE, simnow_fd, (unsigned long)s, n); -} - -static struct console simnow_console = { - .name = "simnow", - .write = simnow_write, - .flags = CON_PRINTBUFFER, - .index = -1, -}; - /* Direct interface for emergencies */ static struct console *early_console = &early_vga_console; static int __initdata early_console_initialized; @@ -960,10 +917,6 @@ max_ypos = boot_params.screen_info.orig_video_lines; current_ypos = boot_params.screen_info.orig_y; early_console = &early_vga_console; - } else if (!strncmp(buf, "simnow", 6)) { - simnow_init(buf + 6); - early_console = &simnow_console; - keep_early = 1; #ifdef CONFIG_EARLY_PRINTK_DBGP } else if (!strncmp(buf, "dbgp", 4)) { if (early_dbgp_init(buf+4) < 0)
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S index 28b597e..f6402c4 100644 --- a/arch/x86/kernel/entry_32.S +++ b/arch/x86/kernel/entry_32.S
@@ -1051,6 +1051,7 @@ push %eax CFI_ADJUST_CFA_OFFSET 4 call do_exit + ud2 # padding for call trace CFI_ENDPROC ENDPROC(kernel_thread_helper)
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index b86f332..42571ba 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S
@@ -11,15 +11,15 @@ * * NOTE: This code handles signal-recognition, which happens every time * after an interrupt and after each system call. - * - * Normal syscalls and interrupts don't save a full stack frame, this is + * + * Normal syscalls and interrupts don't save a full stack frame, this is * only done for syscall tracing, signals or fork/exec et.al. - * - * A note on terminology: - * - top of stack: Architecture defined interrupt frame from SS to RIP - * at the top of the kernel process stack. + * + * A note on terminology: + * - top of stack: Architecture defined interrupt frame from SS to RIP + * at the top of the kernel process stack. * - partial stack frame: partially saved registers upto R11. - * - full stack frame: Like partial stack frame, but all register saved. + * - full stack frame: Like partial stack frame, but all register saved. * * Some macro usage: * - CFI macros are used to generate dwarf2 unwind information for better @@ -142,7 +142,7 @@ #ifndef CONFIG_PREEMPT #define retint_kernel retint_restore_args -#endif +#endif #ifdef CONFIG_PARAVIRT ENTRY(native_usergs_sysret64) @@ -161,14 +161,14 @@ .endm /* - * C code is not supposed to know about undefined top of stack. Every time - * a C function with an pt_regs argument is called from the SYSCALL based + * C code is not supposed to know about undefined top of stack. Every time + * a C function with an pt_regs argument is called from the SYSCALL based * fast path FIXUP_TOP_OF_STACK is needed. * RESTORE_TOP_OF_STACK syncs the syscall state after any possible ptregs * manipulation. - */ - - /* %rsp:at FRAMEEND */ + */ + + /* %rsp:at FRAMEEND */ .macro FIXUP_TOP_OF_STACK tmp movq %gs:pda_oldrsp,\tmp movq \tmp,RSP(%rsp) @@ -244,8 +244,8 @@ .endm /* * A newly forked process directly context switches into this. - */ -/* rdi: prev */ + */ +/* rdi: prev */ ENTRY(ret_from_fork) CFI_DEFAULT_STACK push kernel_eflags(%rip) @@ -255,8 +255,9 @@ call schedule_tail GET_THREAD_INFO(%rcx) testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT),TI_flags(%rcx) + CFI_REMEMBER_STATE jnz rff_trace -rff_action: +rff_action: RESTORE_REST testl $3,CS-ARGOFFSET(%rsp) # from kernel_thread? je int_ret_from_sys_call @@ -264,10 +265,11 @@ jnz int_ret_from_sys_call RESTORE_TOP_OF_STACK %rdi,ARGOFFSET jmp ret_from_sys_call + CFI_RESTORE_STATE rff_trace: movq %rsp,%rdi call syscall_trace_leave - GET_THREAD_INFO(%rcx) + GET_THREAD_INFO(%rcx) jmp rff_action CFI_ENDPROC END(ret_from_fork) @@ -278,20 +280,20 @@ * SYSCALL does not save anything on the stack and does not change the * stack pointer. */ - + /* - * Register setup: + * Register setup: * rax system call number * rdi arg0 - * rcx return address for syscall/sysret, C arg3 + * rcx return address for syscall/sysret, C arg3 * rsi arg1 - * rdx arg2 + * rdx arg2 * r10 arg3 (--> moved to rcx for C) * r8 arg4 * r9 arg5 * r11 eflags for syscall/sysret, temporary for C - * r12-r15,rbp,rbx saved by C code, not touched. - * + * r12-r15,rbp,rbx saved by C code, not touched. + * * Interrupts are off on entry. * Only called from user space. * @@ -301,7 +303,7 @@ * When user can change the frames always force IRET. That is because * it deals with uncanonical addresses better. SYSRET has trouble * with them due to bugs in both AMD and Intel CPUs. - */ + */ ENTRY(system_call) CFI_STARTPROC simple @@ -317,7 +319,7 @@ */ ENTRY(system_call_after_swapgs) - movq %rsp,%gs:pda_oldrsp + movq %rsp,%gs:pda_oldrsp movq %gs:pda_kernelstack,%rsp /* * No need to follow this irqs off/on section - it's straight @@ -325,7 +327,7 @@ */ ENABLE_INTERRUPTS(CLBR_NONE) SAVE_ARGS 8,1 - movq %rax,ORIG_RAX-ARGOFFSET(%rsp) + movq %rax,ORIG_RAX-ARGOFFSET(%rsp) movq %rcx,RIP-ARGOFFSET(%rsp) CFI_REL_OFFSET rip,RIP-ARGOFFSET GET_THREAD_INFO(%rcx) @@ -339,19 +341,19 @@ movq %rax,RAX-ARGOFFSET(%rsp) /* * Syscall return path ending with SYSRET (fast path) - * Has incomplete stack frame and undefined top of stack. - */ + * Has incomplete stack frame and undefined top of stack. + */ ret_from_sys_call: movl $_TIF_ALLWORK_MASK,%edi /* edi: flagmask */ -sysret_check: +sysret_check: LOCKDEP_SYS_EXIT GET_THREAD_INFO(%rcx) DISABLE_INTERRUPTS(CLBR_NONE) TRACE_IRQS_OFF movl TI_flags(%rcx),%edx andl %edi,%edx - jnz sysret_careful + jnz sysret_careful CFI_REMEMBER_STATE /* * sysretq will re-enable interrupts: @@ -366,7 +368,7 @@ CFI_RESTORE_STATE /* Handle reschedules */ - /* edx: work, edi: workmask */ + /* edx: work, edi: workmask */ sysret_careful: bt $TIF_NEED_RESCHED,%edx jnc sysret_signal @@ -379,7 +381,7 @@ CFI_ADJUST_CFA_OFFSET -8 jmp sysret_check - /* Handle a signal */ + /* Handle a signal */ sysret_signal: TRACE_IRQS_ON ENABLE_INTERRUPTS(CLBR_NONE) @@ -398,7 +400,7 @@ DISABLE_INTERRUPTS(CLBR_NONE) TRACE_IRQS_OFF jmp int_with_check - + badsys: movq $-ENOSYS,RAX-ARGOFFSET(%rsp) jmp ret_from_sys_call @@ -437,7 +439,7 @@ #endif /* CONFIG_AUDITSYSCALL */ /* Do syscall tracing */ -tracesys: +tracesys: #ifdef CONFIG_AUDITSYSCALL testl $(_TIF_WORK_SYSCALL_ENTRY & ~_TIF_SYSCALL_AUDIT),TI_flags(%rcx) jz auditsys @@ -460,8 +462,8 @@ call *sys_call_table(,%rax,8) movq %rax,RAX-ARGOFFSET(%rsp) /* Use IRET because user could have changed frame */ - -/* + +/* * Syscall return path ending with IRET. * Has correct top of stack, but partial stack frame. */ @@ -505,18 +507,18 @@ TRACE_IRQS_ON ENABLE_INTERRUPTS(CLBR_NONE) SAVE_REST - /* Check for syscall exit trace */ + /* Check for syscall exit trace */ testl $_TIF_WORK_SYSCALL_EXIT,%edx jz int_signal pushq %rdi CFI_ADJUST_CFA_OFFSET 8 - leaq 8(%rsp),%rdi # &ptregs -> arg1 + leaq 8(%rsp),%rdi # &ptregs -> arg1 call syscall_trace_leave popq %rdi CFI_ADJUST_CFA_OFFSET -8 andl $~(_TIF_WORK_SYSCALL_EXIT|_TIF_SYSCALL_EMU),%edi jmp int_restore_rest - + int_signal: testl $_TIF_DO_NOTIFY_MASK,%edx jz 1f @@ -531,11 +533,11 @@ jmp int_with_check CFI_ENDPROC END(system_call) - -/* + +/* * Certain special system calls that need to save a complete full stack frame. - */ - + */ + .macro PTREGSCALL label,func,arg .globl \label \label: @@ -572,7 +574,7 @@ ret CFI_ENDPROC END(ptregscall_common) - + ENTRY(stub_execve) CFI_STARTPROC popq %r11 @@ -588,11 +590,11 @@ jmp int_ret_from_sys_call CFI_ENDPROC END(stub_execve) - + /* * sigreturn is special because it needs to restore all registers on return. * This cannot be done with SYSRET, so use the IRET return path instead. - */ + */ ENTRY(stub_rt_sigreturn) CFI_STARTPROC addq $8, %rsp @@ -685,12 +687,12 @@ GET_THREAD_INFO(%rcx) testl $3,CS-ARGOFFSET(%rsp) je retint_kernel - + /* Interrupt came from user space */ /* * Has a correct top of stack, but a partial stack frame * %rcx: thread info. Interrupts off. - */ + */ retint_with_reschedule: movl $_TIF_WORK_MASK,%edi retint_check: @@ -763,20 +765,20 @@ pushq %rdi CFI_ADJUST_CFA_OFFSET 8 call schedule - popq %rdi + popq %rdi CFI_ADJUST_CFA_OFFSET -8 GET_THREAD_INFO(%rcx) DISABLE_INTERRUPTS(CLBR_NONE) TRACE_IRQS_OFF jmp retint_check - + retint_signal: testl $_TIF_DO_NOTIFY_MASK,%edx jz retint_swapgs TRACE_IRQS_ON ENABLE_INTERRUPTS(CLBR_NONE) SAVE_REST - movq $-1,ORIG_RAX(%rsp) + movq $-1,ORIG_RAX(%rsp) xorl %esi,%esi # oldset movq %rsp,%rdi # &pt_regs call do_notify_resume @@ -798,14 +800,14 @@ jnc retint_restore_args call preempt_schedule_irq jmp exit_intr -#endif +#endif CFI_ENDPROC END(common_interrupt) - + /* * APIC interrupts. - */ + */ .macro apicinterrupt num,func INTR_FRAME pushq $~(\num) @@ -823,14 +825,14 @@ apicinterrupt THRESHOLD_APIC_VECTOR,mce_threshold_interrupt END(threshold_interrupt) -#ifdef CONFIG_SMP +#ifdef CONFIG_SMP ENTRY(reschedule_interrupt) apicinterrupt RESCHEDULE_VECTOR,smp_reschedule_interrupt END(reschedule_interrupt) .macro INVALIDATE_ENTRY num ENTRY(invalidate_interrupt\num) - apicinterrupt INVALIDATE_TLB_VECTOR_START+\num,smp_invalidate_interrupt + apicinterrupt INVALIDATE_TLB_VECTOR_START+\num,smp_invalidate_interrupt END(invalidate_interrupt\num) .endm @@ -869,22 +871,22 @@ ENTRY(spurious_interrupt) apicinterrupt SPURIOUS_APIC_VECTOR,smp_spurious_interrupt END(spurious_interrupt) - + /* * Exception entry points. - */ + */ .macro zeroentry sym INTR_FRAME PARAVIRT_ADJUST_EXCEPTION_FRAME - pushq $0 /* push error code/oldrax */ + pushq $0 /* push error code/oldrax */ CFI_ADJUST_CFA_OFFSET 8 - pushq %rax /* push real oldrax to the rdi slot */ + pushq %rax /* push real oldrax to the rdi slot */ CFI_ADJUST_CFA_OFFSET 8 CFI_REL_OFFSET rax,0 leaq \sym(%rip),%rax jmp error_entry CFI_ENDPROC - .endm + .endm .macro errorentry sym XCPT_FRAME @@ -998,13 +1000,13 @@ /* * Exception entry point. This expects an error code/orig_rax on the stack - * and the exception handler in %rax. - */ + * and the exception handler in %rax. + */ KPROBE_ENTRY(error_entry) _frame RDI CFI_REL_OFFSET rax,0 /* rdi slot contains rax, oldrax contains error code */ - cld + cld subq $14*8,%rsp CFI_ADJUST_CFA_OFFSET (14*8) movq %rsi,13*8(%rsp) @@ -1015,7 +1017,7 @@ CFI_REL_OFFSET rdx,RDX movq %rcx,11*8(%rsp) CFI_REL_OFFSET rcx,RCX - movq %rsi,10*8(%rsp) /* store rax */ + movq %rsi,10*8(%rsp) /* store rax */ CFI_REL_OFFSET rax,RAX movq %r8, 9*8(%rsp) CFI_REL_OFFSET r8,R8 @@ -1025,29 +1027,29 @@ CFI_REL_OFFSET r10,R10 movq %r11,6*8(%rsp) CFI_REL_OFFSET r11,R11 - movq %rbx,5*8(%rsp) + movq %rbx,5*8(%rsp) CFI_REL_OFFSET rbx,RBX - movq %rbp,4*8(%rsp) + movq %rbp,4*8(%rsp) CFI_REL_OFFSET rbp,RBP - movq %r12,3*8(%rsp) + movq %r12,3*8(%rsp) CFI_REL_OFFSET r12,R12 - movq %r13,2*8(%rsp) + movq %r13,2*8(%rsp) CFI_REL_OFFSET r13,R13 - movq %r14,1*8(%rsp) + movq %r14,1*8(%rsp) CFI_REL_OFFSET r14,R14 - movq %r15,(%rsp) + movq %r15,(%rsp) CFI_REL_OFFSET r15,R15 - xorl %ebx,%ebx + xorl %ebx,%ebx testl $3,CS(%rsp) je error_kernelspace -error_swapgs: +error_swapgs: SWAPGS error_sti: TRACE_IRQS_OFF - movq %rdi,RDI(%rsp) + movq %rdi,RDI(%rsp) CFI_REL_OFFSET rdi,RDI movq %rsp,%rdi - movq ORIG_RAX(%rsp),%rsi /* get error code */ + movq ORIG_RAX(%rsp),%rsi /* get error code */ movq $-1,ORIG_RAX(%rsp) call *%rax /* ebx: no swapgs flag (1: don't need swapgs, 0: need it) */ @@ -1056,7 +1058,7 @@ RESTORE_REST DISABLE_INTERRUPTS(CLBR_NONE) TRACE_IRQS_OFF - GET_THREAD_INFO(%rcx) + GET_THREAD_INFO(%rcx) testl %eax,%eax jne retint_kernel LOCKDEP_SYS_EXIT_IRQ @@ -1072,7 +1074,7 @@ /* There are two places in the kernel that can potentially fault with usergs. Handle them here. The exception handlers after iret run with kernel gs again, so don't set the user space flag. - B stepping K8s sometimes report an truncated RIP for IRET + B stepping K8s sometimes report an truncated RIP for IRET exceptions returning to compat mode. Check for these here too. */ leaq irq_return(%rip),%rcx cmpq %rcx,RIP(%rsp) @@ -1084,17 +1086,17 @@ je error_swapgs jmp error_sti KPROBE_END(error_entry) - + /* Reload gs selector with exception handling */ - /* edi: new selector */ + /* edi: new selector */ ENTRY(native_load_gs_index) CFI_STARTPROC pushf CFI_ADJUST_CFA_OFFSET 8 DISABLE_INTERRUPTS(CLBR_ANY | ~(CLBR_RDI)) SWAPGS -gs_change: - movl %edi,%gs +gs_change: + movl %edi,%gs 2: mfence /* workaround */ SWAPGS popf @@ -1102,20 +1104,20 @@ ret CFI_ENDPROC ENDPROC(native_load_gs_index) - + .section __ex_table,"a" .align 8 .quad gs_change,bad_gs .previous .section .fixup,"ax" /* running with kernelgs */ -bad_gs: +bad_gs: SWAPGS /* switch back to user gs */ xorl %eax,%eax movl %eax,%gs jmp 2b - .previous - + .previous + /* * Create a kernel thread. * @@ -1138,7 +1140,7 @@ xorl %r8d,%r8d xorl %r9d,%r9d - + # clone now call do_fork movq %rax,RAX(%rsp) @@ -1149,14 +1151,14 @@ * so internally to the x86_64 port you can rely on kernel_thread() * not to reschedule the child before returning, this avoids the need * of hacks for example to fork off the per-CPU idle tasks. - * [Hopefully no generic code relies on the reschedule -AK] + * [Hopefully no generic code relies on the reschedule -AK] */ RESTORE_ALL UNFAKE_STACK_FRAME ret CFI_ENDPROC ENDPROC(kernel_thread) - + child_rip: pushq $0 # fake return address CFI_STARTPROC @@ -1170,6 +1172,7 @@ # exit mov %eax, %edi call do_exit + ud2 # padding for call trace CFI_ENDPROC ENDPROC(child_rip) @@ -1191,10 +1194,10 @@ ENTRY(kernel_execve) CFI_STARTPROC FAKE_STACK_FRAME $0 - SAVE_ALL + SAVE_ALL movq %rsp,%rcx call sys_execve - movq %rax, RAX(%rsp) + movq %rax, RAX(%rsp) RESTORE_REST testq %rax,%rax je int_ret_from_sys_call @@ -1213,7 +1216,7 @@ END(coprocessor_error) ENTRY(simd_coprocessor_error) - zeroentry do_simd_coprocessor_error + zeroentry do_simd_coprocessor_error END(simd_coprocessor_error) ENTRY(device_not_available) @@ -1225,12 +1228,12 @@ INTR_FRAME PARAVIRT_ADJUST_EXCEPTION_FRAME pushq $0 - CFI_ADJUST_CFA_OFFSET 8 + CFI_ADJUST_CFA_OFFSET 8 paranoidentry do_debug, DEBUG_STACK paranoidexit KPROBE_END(debug) - /* runs on exception stack */ + /* runs on exception stack */ KPROBE_ENTRY(nmi) INTR_FRAME PARAVIRT_ADJUST_EXCEPTION_FRAME @@ -1264,7 +1267,7 @@ END(bounds) ENTRY(invalid_op) - zeroentry do_invalid_op + zeroentry do_invalid_op END(invalid_op) ENTRY(coprocessor_segment_overrun) @@ -1319,7 +1322,7 @@ INTR_FRAME PARAVIRT_ADJUST_EXCEPTION_FRAME pushq $0 - CFI_ADJUST_CFA_OFFSET 8 + CFI_ADJUST_CFA_OFFSET 8 paranoidentry do_machine_check jmp paranoid_exit1 CFI_ENDPROC
diff --git a/arch/x86/kernel/es7000_32.c b/arch/x86/kernel/es7000_32.c index 0aa2c44..53699c9 100644 --- a/arch/x86/kernel/es7000_32.c +++ b/arch/x86/kernel/es7000_32.c
@@ -38,8 +38,11 @@ #include <asm/io.h> #include <asm/nmi.h> #include <asm/smp.h> +#include <asm/atomic.h> #include <asm/apicdef.h> #include <mach_mpparse.h> +#include <asm/genapic.h> +#include <asm/setup.h> /* * ES7000 chipsets @@ -161,6 +164,43 @@ return gsi; } +static int wakeup_secondary_cpu_via_mip(int cpu, unsigned long eip) +{ + unsigned long vect = 0, psaival = 0; + + if (psai == NULL) + return -1; + + vect = ((unsigned long)__pa(eip)/0x1000) << 16; + psaival = (0x1000000 | vect | cpu); + + while (*psai & 0x1000000) + ; + + *psai = psaival; + + return 0; +} + +static void noop_wait_for_deassert(atomic_t *deassert_not_used) +{ +} + +static int __init es7000_update_genapic(void) +{ + genapic->wakeup_cpu = wakeup_secondary_cpu_via_mip; + + /* MPENTIUMIII */ + if (boot_cpu_data.x86 == 6 && + (boot_cpu_data.x86_model >= 7 || boot_cpu_data.x86_model <= 11)) { + es7000_update_genapic_to_cluster(); + genapic->wait_for_init_deassert = noop_wait_for_deassert; + genapic->wakeup_cpu = wakeup_secondary_cpu_via_mip; + } + + return 0; +} + void __init setup_unisys(void) { @@ -176,6 +216,8 @@ else es7000_plat = ES7000_CLASSIC; ioapic_renumber_irq = es7000_rename_gsi; + + x86_quirks->update_genapic = es7000_update_genapic; } /* @@ -317,26 +359,6 @@ return status; } -int -es7000_start_cpu(int cpu, unsigned long eip) -{ - unsigned long vect = 0, psaival = 0; - - if (psai == NULL) - return -1; - - vect = ((unsigned long)__pa(eip)/0x1000) << 16; - psaival = (0x1000000 | vect | cpu); - - while (*psai & 0x1000000) - ; - - *psai = psaival; - - return 0; - -} - void __init es7000_sw_apic(void) {
diff --git a/arch/x86/kernel/genapic_64.c b/arch/x86/kernel/genapic_64.c index 6c9bfc9..2bced78 100644 --- a/arch/x86/kernel/genapic_64.c +++ b/arch/x86/kernel/genapic_64.c
@@ -21,6 +21,7 @@ #include <asm/smp.h> #include <asm/ipi.h> #include <asm/genapic.h> +#include <asm/setup.h> extern struct genapic apic_flat; extern struct genapic apic_physflat; @@ -53,6 +54,9 @@ genapic = &apic_physflat; printk(KERN_INFO "Setting APIC routing to %s\n", genapic->name); } + + if (x86_quirks->update_genapic) + x86_quirks->update_genapic(); } /* Same for both flat and physical. */
diff --git a/arch/x86/kernel/genx2apic_uv_x.c b/arch/x86/kernel/genx2apic_uv_x.c index 2c7dbdb..dece172 100644 --- a/arch/x86/kernel/genx2apic_uv_x.c +++ b/arch/x86/kernel/genx2apic_uv_x.c
@@ -10,6 +10,7 @@ #include <linux/kernel.h> #include <linux/threads.h> +#include <linux/cpu.h> #include <linux/cpumask.h> #include <linux/string.h> #include <linux/ctype.h> @@ -17,6 +18,9 @@ #include <linux/sched.h> #include <linux/module.h> #include <linux/hardirq.h> +#include <linux/timer.h> +#include <linux/proc_fs.h> +#include <asm/current.h> #include <asm/smp.h> #include <asm/ipi.h> #include <asm/genapic.h> @@ -356,6 +360,103 @@ } /* + * percpu heartbeat timer + */ +static void uv_heartbeat(unsigned long ignored) +{ + struct timer_list *timer = &uv_hub_info->scir.timer; + unsigned char bits = uv_hub_info->scir.state; + + /* flip heartbeat bit */ + bits ^= SCIR_CPU_HEARTBEAT; + + /* is this cpu idle? */ + if (idle_cpu(raw_smp_processor_id())) + bits &= ~SCIR_CPU_ACTIVITY; + else + bits |= SCIR_CPU_ACTIVITY; + + /* update system controller interface reg */ + uv_set_scir_bits(bits); + + /* enable next timer period */ + mod_timer(timer, jiffies + SCIR_CPU_HB_INTERVAL); +} + +static void __cpuinit uv_heartbeat_enable(int cpu) +{ + if (!uv_cpu_hub_info(cpu)->scir.enabled) { + struct timer_list *timer = &uv_cpu_hub_info(cpu)->scir.timer; + + uv_set_cpu_scir_bits(cpu, SCIR_CPU_HEARTBEAT|SCIR_CPU_ACTIVITY); + setup_timer(timer, uv_heartbeat, cpu); + timer->expires = jiffies + SCIR_CPU_HB_INTERVAL; + add_timer_on(timer, cpu); + uv_cpu_hub_info(cpu)->scir.enabled = 1; + } + + /* check boot cpu */ + if (!uv_cpu_hub_info(0)->scir.enabled) + uv_heartbeat_enable(0); +} + +#ifdef CONFIG_HOTPLUG_CPU +static void __cpuinit uv_heartbeat_disable(int cpu) +{ + if (uv_cpu_hub_info(cpu)->scir.enabled) { + uv_cpu_hub_info(cpu)->scir.enabled = 0; + del_timer(&uv_cpu_hub_info(cpu)->scir.timer); + } + uv_set_cpu_scir_bits(cpu, 0xff); +} + +/* + * cpu hotplug notifier + */ +static __cpuinit int uv_scir_cpu_notify(struct notifier_block *self, + unsigned long action, void *hcpu) +{ + long cpu = (long)hcpu; + + switch (action) { + case CPU_ONLINE: + uv_heartbeat_enable(cpu); + break; + case CPU_DOWN_PREPARE: + uv_heartbeat_disable(cpu); + break; + default: + break; + } + return NOTIFY_OK; +} + +static __init void uv_scir_register_cpu_notifier(void) +{ + hotcpu_notifier(uv_scir_cpu_notify, 0); +} + +#else /* !CONFIG_HOTPLUG_CPU */ + +static __init void uv_scir_register_cpu_notifier(void) +{ +} + +static __init int uv_init_heartbeat(void) +{ + int cpu; + + if (is_uv_system()) + for_each_online_cpu(cpu) + uv_heartbeat_enable(cpu); + return 0; +} + +late_initcall(uv_init_heartbeat); + +#endif /* !CONFIG_HOTPLUG_CPU */ + +/* * Called on each cpu to initialize the per_cpu UV data area. * ZZZ hotplug not supported yet */ @@ -428,7 +529,7 @@ uv_bios_init(); uv_bios_get_sn_info(0, &uv_type, &sn_partition_id, - &uv_coherency_id, &uv_region_size); + &sn_coherency_id, &sn_region_size); uv_rtc_init(); for_each_present_cpu(cpu) { @@ -439,8 +540,7 @@ uv_blade_info[blade].nr_possible_cpus++; uv_cpu_hub_info(cpu)->lowmem_remap_base = lowmem_redir_base; - uv_cpu_hub_info(cpu)->lowmem_remap_top = - lowmem_redir_base + lowmem_redir_size; + uv_cpu_hub_info(cpu)->lowmem_remap_top = lowmem_redir_size; uv_cpu_hub_info(cpu)->m_val = m_val; uv_cpu_hub_info(cpu)->n_val = m_val; uv_cpu_hub_info(cpu)->numa_blade_id = blade; @@ -450,7 +550,8 @@ uv_cpu_hub_info(cpu)->gpa_mask = (1 << (m_val + n_val)) - 1; uv_cpu_hub_info(cpu)->gnode_upper = gnode_upper; uv_cpu_hub_info(cpu)->global_mmr_base = mmr_base; - uv_cpu_hub_info(cpu)->coherency_domain_number = uv_coherency_id; + uv_cpu_hub_info(cpu)->coherency_domain_number = sn_coherency_id; + uv_cpu_hub_info(cpu)->scir.offset = SCIR_LOCAL_MMR_BASE + lcpu; uv_node_to_blade[nid] = blade; uv_cpu_to_blade[cpu] = blade; max_pnode = max(pnode, max_pnode); @@ -467,4 +568,6 @@ map_mmioh_high(max_pnode); uv_cpu_init(); + uv_scir_register_cpu_notifier(); + proc_mkdir("sgi_uv", NULL); }
diff --git a/arch/x86/kernel/head.c b/arch/x86/kernel/head.c index 1dcb0f1..3e66bd3 100644 --- a/arch/x86/kernel/head.c +++ b/arch/x86/kernel/head.c
@@ -35,7 +35,6 @@ /* start of EBDA area */ ebda_addr = get_bios_ebda(); - printk(KERN_INFO "BIOS EBDA/lowmem at: %08x/%08x\n", ebda_addr, lowmem); /* Fixup: bios puts an EBDA in the top 64K segment */ /* of conventional memory, but does not adjust lowmem. */
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index 067d8de..3f0a3ed 100644 --- a/arch/x86/kernel/hpet.c +++ b/arch/x86/kernel/hpet.c
@@ -33,7 +33,9 @@ * HPET address is set in acpi/boot.c, when an ACPI entry exists */ unsigned long hpet_address; -unsigned long hpet_num_timers; +#ifdef CONFIG_PCI_MSI +static unsigned long hpet_num_timers; +#endif static void __iomem *hpet_virt_address; struct hpet_dev {
diff --git a/arch/x86/kernel/init_task.c b/arch/x86/kernel/init_task.c index a4f93b4..d399180 100644 --- a/arch/x86/kernel/init_task.c +++ b/arch/x86/kernel/init_task.c
@@ -14,7 +14,6 @@ static struct signal_struct init_signals = INIT_SIGNALS(init_signals); static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand); struct mm_struct init_mm = INIT_MM(init_mm); -EXPORT_UNUSED_SYMBOL(init_mm); /* will be removed in 2.6.26 */ /* * Initial thread structure.
diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c index 9043251..679e7bb 100644 --- a/arch/x86/kernel/io_apic.c +++ b/arch/x86/kernel/io_apic.c
@@ -2216,10 +2216,9 @@ asmlinkage void smp_irq_move_cleanup_interrupt(void) { unsigned vector, me; + ack_APIC_irq(); -#ifdef CONFIG_X86_64 exit_idle(); -#endif irq_enter(); me = smp_processor_id();
diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c index 60eb84e..1d3d0e7 100644 --- a/arch/x86/kernel/irq_64.c +++ b/arch/x86/kernel/irq_64.c
@@ -18,7 +18,6 @@ #include <asm/idle.h> #include <asm/smp.h> -#ifdef CONFIG_DEBUG_STACKOVERFLOW /* * Probabilistic stack overflow check: * @@ -28,19 +27,18 @@ */ static inline void stack_overflow_check(struct pt_regs *regs) { +#ifdef CONFIG_DEBUG_STACKOVERFLOW u64 curbase = (u64)task_stack_page(current); - static unsigned long warned = -60*HZ; - if (regs->sp >= curbase && regs->sp <= curbase + THREAD_SIZE && - regs->sp < curbase + sizeof(struct thread_info) + 128 && - time_after(jiffies, warned + 60*HZ)) { - printk("do_IRQ: %s near stack overflow (cur:%Lx,sp:%lx)\n", - current->comm, curbase, regs->sp); - show_stack(NULL,NULL); - warned = jiffies; - } -} + WARN_ONCE(regs->sp >= curbase && + regs->sp <= curbase + THREAD_SIZE && + regs->sp < curbase + sizeof(struct thread_info) + + sizeof(struct pt_regs) + 128, + + "do_IRQ: %s near stack overflow (cur:%Lx,sp:%lx)\n", + current->comm, curbase, regs->sp); #endif +} /* * do_IRQ handles all normal device IRQ's (the special @@ -60,9 +58,7 @@ irq_enter(); irq = __get_cpu_var(vector_irq)[vector]; -#ifdef CONFIG_DEBUG_STACKOVERFLOW stack_overflow_check(regs); -#endif desc = irq_to_desc(irq); if (likely(desc))
diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c index 7a38574..37f4200 100644 --- a/arch/x86/kernel/machine_kexec_32.c +++ b/arch/x86/kernel/machine_kexec_32.c
@@ -13,6 +13,7 @@ #include <linux/numa.h> #include <linux/ftrace.h> #include <linux/suspend.h> +#include <linux/gfp.h> #include <asm/pgtable.h> #include <asm/pgalloc.h> @@ -25,15 +26,6 @@ #include <asm/system.h> #include <asm/cacheflush.h> -#define PAGE_ALIGNED __attribute__ ((__aligned__(PAGE_SIZE))) -static u32 kexec_pgd[1024] PAGE_ALIGNED; -#ifdef CONFIG_X86_PAE -static u32 kexec_pmd0[1024] PAGE_ALIGNED; -static u32 kexec_pmd1[1024] PAGE_ALIGNED; -#endif -static u32 kexec_pte0[1024] PAGE_ALIGNED; -static u32 kexec_pte1[1024] PAGE_ALIGNED; - static void set_idt(void *newidt, __u16 limit) { struct desc_ptr curidt; @@ -76,6 +68,76 @@ #undef __STR } +static void machine_kexec_free_page_tables(struct kimage *image) +{ + free_page((unsigned long)image->arch.pgd); +#ifdef CONFIG_X86_PAE + free_page((unsigned long)image->arch.pmd0); + free_page((unsigned long)image->arch.pmd1); +#endif + free_page((unsigned long)image->arch.pte0); + free_page((unsigned long)image->arch.pte1); +} + +static int machine_kexec_alloc_page_tables(struct kimage *image) +{ + image->arch.pgd = (pgd_t *)get_zeroed_page(GFP_KERNEL); +#ifdef CONFIG_X86_PAE + image->arch.pmd0 = (pmd_t *)get_zeroed_page(GFP_KERNEL); + image->arch.pmd1 = (pmd_t *)get_zeroed_page(GFP_KERNEL); +#endif + image->arch.pte0 = (pte_t *)get_zeroed_page(GFP_KERNEL); + image->arch.pte1 = (pte_t *)get_zeroed_page(GFP_KERNEL); + if (!image->arch.pgd || +#ifdef CONFIG_X86_PAE + !image->arch.pmd0 || !image->arch.pmd1 || +#endif + !image->arch.pte0 || !image->arch.pte1) { + machine_kexec_free_page_tables(image); + return -ENOMEM; + } + return 0; +} + +static void machine_kexec_page_table_set_one( + pgd_t *pgd, pmd_t *pmd, pte_t *pte, + unsigned long vaddr, unsigned long paddr) +{ + pud_t *pud; + + pgd += pgd_index(vaddr); +#ifdef CONFIG_X86_PAE + if (!(pgd_val(*pgd) & _PAGE_PRESENT)) + set_pgd(pgd, __pgd(__pa(pmd) | _PAGE_PRESENT)); +#endif + pud = pud_offset(pgd, vaddr); + pmd = pmd_offset(pud, vaddr); + if (!(pmd_val(*pmd) & _PAGE_PRESENT)) + set_pmd(pmd, __pmd(__pa(pte) | _PAGE_TABLE)); + pte = pte_offset_kernel(pmd, vaddr); + set_pte(pte, pfn_pte(paddr >> PAGE_SHIFT, PAGE_KERNEL_EXEC)); +} + +static void machine_kexec_prepare_page_tables(struct kimage *image) +{ + void *control_page; + pmd_t *pmd = 0; + + control_page = page_address(image->control_code_page); +#ifdef CONFIG_X86_PAE + pmd = image->arch.pmd0; +#endif + machine_kexec_page_table_set_one( + image->arch.pgd, pmd, image->arch.pte0, + (unsigned long)control_page, __pa(control_page)); +#ifdef CONFIG_X86_PAE + pmd = image->arch.pmd1; +#endif + machine_kexec_page_table_set_one( + image->arch.pgd, pmd, image->arch.pte1, + __pa(control_page), __pa(control_page)); +} + /* * A architecture hook called to validate the * proposed image and prepare the control pages @@ -87,12 +149,20 @@ * reboot code buffer to allow us to avoid allocations * later. * - * Make control page executable. + * - Make control page executable. + * - Allocate page tables + * - Setup page tables */ int machine_kexec_prepare(struct kimage *image) { + int error; + if (nx_enabled) set_pages_x(image->control_code_page, 1); + error = machine_kexec_alloc_page_tables(image); + if (error) + return error; + machine_kexec_prepare_page_tables(image); return 0; } @@ -104,6 +174,7 @@ { if (nx_enabled) set_pages_nx(image->control_code_page, 1); + machine_kexec_free_page_tables(image); } /* @@ -150,18 +221,7 @@ relocate_kernel_ptr = control_page; page_list[PA_CONTROL_PAGE] = __pa(control_page); page_list[VA_CONTROL_PAGE] = (unsigned long)control_page; - page_list[PA_PGD] = __pa(kexec_pgd); - page_list[VA_PGD] = (unsigned long)kexec_pgd; -#ifdef CONFIG_X86_PAE - page_list[PA_PMD_0] = __pa(kexec_pmd0); - page_list[VA_PMD_0] = (unsigned long)kexec_pmd0; - page_list[PA_PMD_1] = __pa(kexec_pmd1); - page_list[VA_PMD_1] = (unsigned long)kexec_pmd1; -#endif - page_list[PA_PTE_0] = __pa(kexec_pte0); - page_list[VA_PTE_0] = (unsigned long)kexec_pte0; - page_list[PA_PTE_1] = __pa(kexec_pte1); - page_list[VA_PTE_1] = (unsigned long)kexec_pte1; + page_list[PA_PGD] = __pa(image->arch.pgd); if (image->type == KEXEC_TYPE_DEFAULT) page_list[PA_SWAP_PAGE] = (page_to_pfn(image->swap_page)
diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c index 5f8e5d7..c25fdb3 100644 --- a/arch/x86/kernel/microcode_amd.c +++ b/arch/x86/kernel/microcode_amd.c
@@ -10,7 +10,7 @@ * This driver allows to upgrade microcode on AMD * family 0x10 and 0x11 processors. * - * Licensed unter the terms of the GNU General Public + * Licensed under the terms of the GNU General Public * License version 2. See file COPYING for details. */ @@ -32,9 +32,9 @@ #include <linux/platform_device.h> #include <linux/pci.h> #include <linux/pci_ids.h> +#include <linux/uaccess.h> #include <asm/msr.h> -#include <asm/uaccess.h> #include <asm/processor.h> #include <asm/microcode.h> @@ -47,43 +47,38 @@ #define UCODE_UCODE_TYPE 0x00000001 struct equiv_cpu_entry { - unsigned int installed_cpu; - unsigned int fixed_errata_mask; - unsigned int fixed_errata_compare; - unsigned int equiv_cpu; -}; + u32 installed_cpu; + u32 fixed_errata_mask; + u32 fixed_errata_compare; + u16 equiv_cpu; + u16 res; +} __attribute__((packed)); struct microcode_header_amd { - unsigned int data_code; - unsigned int patch_id; - unsigned char mc_patch_data_id[2]; - unsigned char mc_patch_data_len; - unsigned char init_flag; - unsigned int mc_patch_data_checksum; - unsigned int nb_dev_id; - unsigned int sb_dev_id; - unsigned char processor_rev_id[2]; - unsigned char nb_rev_id; - unsigned char sb_rev_id; - unsigned char bios_api_rev; - unsigned char reserved1[3]; - unsigned int match_reg[8]; -}; + u32 data_code; + u32 patch_id; + u16 mc_patch_data_id; + u8 mc_patch_data_len; + u8 init_flag; + u32 mc_patch_data_checksum; + u32 nb_dev_id; + u32 sb_dev_id; + u16 processor_rev_id; + u8 nb_rev_id; + u8 sb_rev_id; + u8 bios_api_rev; + u8 reserved1[3]; + u32 match_reg[8]; +} __attribute__((packed)); struct microcode_amd { struct microcode_header_amd hdr; unsigned int mpb[0]; }; -#define UCODE_MAX_SIZE (2048) -#define DEFAULT_UCODE_DATASIZE (896) -#define MC_HEADER_SIZE (sizeof(struct microcode_header_amd)) -#define DEFAULT_UCODE_TOTALSIZE (DEFAULT_UCODE_DATASIZE + MC_HEADER_SIZE) -#define DWSIZE (sizeof(u32)) -/* For now we support a fixed ucode total size only */ -#define get_totalsize(mc) \ - ((((struct microcode_amd *)mc)->hdr.mc_patch_data_len * 28) \ - + MC_HEADER_SIZE) +#define UCODE_MAX_SIZE 2048 +#define UCODE_CONTAINER_SECTION_HDR 8 +#define UCODE_CONTAINER_HEADER_SIZE 12 /* serialize access to the physical write */ static DEFINE_SPINLOCK(microcode_update_lock); @@ -93,31 +88,24 @@ static int collect_cpu_info_amd(int cpu, struct cpu_signature *csig) { struct cpuinfo_x86 *c = &cpu_data(cpu); + u32 dummy; memset(csig, 0, sizeof(*csig)); - if (c->x86_vendor != X86_VENDOR_AMD || c->x86 < 0x10) { - printk(KERN_ERR "microcode: CPU%d not a capable AMD processor\n", - cpu); + printk(KERN_WARNING "microcode: CPU%d: AMD CPU family 0x%x not " + "supported\n", cpu, c->x86); return -1; } - - asm volatile("movl %1, %%ecx; rdmsr" - : "=a" (csig->rev) - : "i" (0x0000008B) : "ecx"); - - printk(KERN_INFO "microcode: collect_cpu_info_amd : patch_id=0x%x\n", - csig->rev); - + rdmsr(MSR_AMD64_PATCH_LEVEL, csig->rev, dummy); + printk(KERN_INFO "microcode: CPU%d: patch_level=0x%x\n", cpu, csig->rev); return 0; } static int get_matching_microcode(int cpu, void *mc, int rev) { struct microcode_header_amd *mc_header = mc; - struct pci_dev *nb_pci_dev, *sb_pci_dev; unsigned int current_cpu_id; - unsigned int equiv_cpu_id = 0x00; + u16 equiv_cpu_id = 0; unsigned int i = 0; BUG_ON(equiv_cpu_table == NULL); @@ -132,57 +120,25 @@ } if (!equiv_cpu_id) { - printk(KERN_ERR "microcode: CPU%d cpu_id " - "not found in equivalent cpu table \n", cpu); + printk(KERN_WARNING "microcode: CPU%d: cpu revision " + "not listed in equivalent cpu table\n", cpu); return 0; } - if ((mc_header->processor_rev_id[0]) != (equiv_cpu_id & 0xff)) { - printk(KERN_ERR - "microcode: CPU%d patch does not match " - "(patch is %x, cpu extended is %x) \n", - cpu, mc_header->processor_rev_id[0], - (equiv_cpu_id & 0xff)); + if (mc_header->processor_rev_id != equiv_cpu_id) { + printk(KERN_ERR "microcode: CPU%d: patch mismatch " + "(processor_rev_id: %x, equiv_cpu_id: %x)\n", + cpu, mc_header->processor_rev_id, equiv_cpu_id); return 0; } - if ((mc_header->processor_rev_id[1]) != ((equiv_cpu_id >> 16) & 0xff)) { - printk(KERN_ERR "microcode: CPU%d patch does not match " - "(patch is %x, cpu base id is %x) \n", - cpu, mc_header->processor_rev_id[1], - ((equiv_cpu_id >> 16) & 0xff)); - + /* ucode might be chipset specific -- currently we don't support this */ + if (mc_header->nb_dev_id || mc_header->sb_dev_id) { + printk(KERN_ERR "microcode: CPU%d: loading of chipset " + "specific code not yet supported\n", cpu); return 0; } - /* ucode may be northbridge specific */ - if (mc_header->nb_dev_id) { - nb_pci_dev = pci_get_device(PCI_VENDOR_ID_AMD, - (mc_header->nb_dev_id & 0xff), - NULL); - if ((!nb_pci_dev) || - (mc_header->nb_rev_id != nb_pci_dev->revision)) { - printk(KERN_ERR "microcode: CPU%d NB mismatch \n", cpu); - pci_dev_put(nb_pci_dev); - return 0; - } - pci_dev_put(nb_pci_dev); - } - - /* ucode may be southbridge specific */ - if (mc_header->sb_dev_id) { - sb_pci_dev = pci_get_device(PCI_VENDOR_ID_AMD, - (mc_header->sb_dev_id & 0xff), - NULL); - if ((!sb_pci_dev) || - (mc_header->sb_rev_id != sb_pci_dev->revision)) { - printk(KERN_ERR "microcode: CPU%d SB mismatch \n", cpu); - pci_dev_put(sb_pci_dev); - return 0; - } - pci_dev_put(sb_pci_dev); - } - if (mc_header->patch_id <= rev) return 0; @@ -192,12 +148,10 @@ static void apply_microcode_amd(int cpu) { unsigned long flags; - unsigned int eax, edx; - unsigned int rev; + u32 rev, dummy; int cpu_num = raw_smp_processor_id(); struct ucode_cpu_info *uci = ucode_cpu_info + cpu_num; struct microcode_amd *mc_amd = uci->mc; - unsigned long addr; /* We should bind the task to the CPU */ BUG_ON(cpu_num != cpu); @@ -206,42 +160,34 @@ return; spin_lock_irqsave(µcode_update_lock, flags); - - addr = (unsigned long)&mc_amd->hdr.data_code; - edx = (unsigned int)(((unsigned long)upper_32_bits(addr))); - eax = (unsigned int)(((unsigned long)lower_32_bits(addr))); - - asm volatile("movl %0, %%ecx; wrmsr" : - : "i" (0xc0010020), "a" (eax), "d" (edx) : "ecx"); - + wrmsrl(MSR_AMD64_PATCH_LOADER, (u64)(long)&mc_amd->hdr.data_code); /* get patch id after patching */ - asm volatile("movl %1, %%ecx; rdmsr" - : "=a" (rev) - : "i" (0x0000008B) : "ecx"); - + rdmsr(MSR_AMD64_PATCH_LEVEL, rev, dummy); spin_unlock_irqrestore(µcode_update_lock, flags); /* check current patch id and patch's id for match */ if (rev != mc_amd->hdr.patch_id) { - printk(KERN_ERR "microcode: CPU%d update from revision " - "0x%x to 0x%x failed\n", cpu_num, - mc_amd->hdr.patch_id, rev); + printk(KERN_ERR "microcode: CPU%d: update failed " + "(for patch_level=0x%x)\n", cpu, mc_amd->hdr.patch_id); return; } - printk(KERN_INFO "microcode: CPU%d updated from revision " - "0x%x to 0x%x \n", - cpu_num, uci->cpu_sig.rev, mc_amd->hdr.patch_id); + printk(KERN_INFO "microcode: CPU%d: updated (new patch_level=0x%x)\n", + cpu, rev); uci->cpu_sig.rev = rev; } -static void * get_next_ucode(u8 *buf, unsigned int size, - int (*get_ucode_data)(void *, const void *, size_t), - unsigned int *mc_size) +static int get_ucode_data(void *to, const u8 *from, size_t n) +{ + memcpy(to, from, n); + return 0; +} + +static void *get_next_ucode(const u8 *buf, unsigned int size, + unsigned int *mc_size) { unsigned int total_size; -#define UCODE_CONTAINER_SECTION_HDR 8 u8 section_hdr[UCODE_CONTAINER_SECTION_HDR]; void *mc; @@ -249,39 +195,37 @@ return NULL; if (section_hdr[0] != UCODE_UCODE_TYPE) { - printk(KERN_ERR "microcode: error! " - "Wrong microcode payload type field\n"); + printk(KERN_ERR "microcode: error: invalid type field in " + "container file section header\n"); return NULL; } total_size = (unsigned long) (section_hdr[4] + (section_hdr[5] << 8)); - printk(KERN_INFO "microcode: size %u, total_size %u\n", - size, total_size); + printk(KERN_DEBUG "microcode: size %u, total_size %u\n", + size, total_size); if (total_size > size || total_size > UCODE_MAX_SIZE) { - printk(KERN_ERR "microcode: error! Bad data in microcode data file\n"); + printk(KERN_ERR "microcode: error: size mismatch\n"); return NULL; } mc = vmalloc(UCODE_MAX_SIZE); if (mc) { memset(mc, 0, UCODE_MAX_SIZE); - if (get_ucode_data(mc, buf + UCODE_CONTAINER_SECTION_HDR, total_size)) { + if (get_ucode_data(mc, buf + UCODE_CONTAINER_SECTION_HDR, + total_size)) { vfree(mc); mc = NULL; } else *mc_size = total_size + UCODE_CONTAINER_SECTION_HDR; } -#undef UCODE_CONTAINER_SECTION_HDR return mc; } -static int install_equiv_cpu_table(u8 *buf, - int (*get_ucode_data)(void *, const void *, size_t)) +static int install_equiv_cpu_table(const u8 *buf) { -#define UCODE_CONTAINER_HEADER_SIZE 12 u8 *container_hdr[UCODE_CONTAINER_HEADER_SIZE]; unsigned int *buf_pos = (unsigned int *)container_hdr; unsigned long size; @@ -292,14 +236,15 @@ size = buf_pos[2]; if (buf_pos[1] != UCODE_EQUIV_CPU_TABLE_TYPE || !size) { - printk(KERN_ERR "microcode: error! " - "Wrong microcode equivalnet cpu table\n"); + printk(KERN_ERR "microcode: error: invalid type field in " + "container file section header\n"); return 0; } equiv_cpu_table = (struct equiv_cpu_entry *) vmalloc(size); if (!equiv_cpu_table) { - printk(KERN_ERR "microcode: error, can't allocate memory for equiv CPU table\n"); + printk(KERN_ERR "microcode: failed to allocate " + "equivalent CPU table\n"); return 0; } @@ -310,7 +255,6 @@ } return size + UCODE_CONTAINER_HEADER_SIZE; /* add header length */ -#undef UCODE_CONTAINER_HEADER_SIZE } static void free_equiv_cpu_table(void) @@ -321,18 +265,20 @@ } } -static int generic_load_microcode(int cpu, void *data, size_t size, - int (*get_ucode_data)(void *, const void *, size_t)) +static int generic_load_microcode(int cpu, const u8 *data, size_t size) { struct ucode_cpu_info *uci = ucode_cpu_info + cpu; - u8 *ucode_ptr = data, *new_mc = NULL, *mc; + const u8 *ucode_ptr = data; + void *new_mc = NULL; + void *mc; int new_rev = uci->cpu_sig.rev; unsigned int leftover; unsigned long offset; - offset = install_equiv_cpu_table(ucode_ptr, get_ucode_data); + offset = install_equiv_cpu_table(ucode_ptr); if (!offset) { - printk(KERN_ERR "microcode: installing equivalent cpu table failed\n"); + printk(KERN_ERR "microcode: failed to create " + "equivalent cpu table\n"); return -EINVAL; } @@ -343,7 +289,7 @@ unsigned int uninitialized_var(mc_size); struct microcode_header_amd *mc_header; - mc = get_next_ucode(ucode_ptr, leftover, get_ucode_data, &mc_size); + mc = get_next_ucode(ucode_ptr, leftover, &mc_size); if (!mc) break; @@ -353,7 +299,7 @@ vfree(new_mc); new_rev = mc_header->patch_id; new_mc = mc; - } else + } else vfree(mc); ucode_ptr += mc_size; @@ -365,9 +311,9 @@ if (uci->mc) vfree(uci->mc); uci->mc = new_mc; - pr_debug("microcode: CPU%d found a matching microcode update with" - " version 0x%x (current=0x%x)\n", - cpu, new_rev, uci->cpu_sig.rev); + pr_debug("microcode: CPU%d found a matching microcode " + "update with version 0x%x (current=0x%x)\n", + cpu, new_rev, uci->cpu_sig.rev); } else vfree(new_mc); } @@ -377,12 +323,6 @@ return (int)leftover; } -static int get_ucode_fw(void *to, const void *from, size_t n) -{ - memcpy(to, from, n); - return 0; -} - static int request_microcode_fw(int cpu, struct device *device) { const char *fw_name = "amd-ucode/microcode_amd.bin"; @@ -394,12 +334,11 @@ ret = request_firmware(&firmware, fw_name, device); if (ret) { - printk(KERN_ERR "microcode: ucode data file %s load failed\n", fw_name); + printk(KERN_ERR "microcode: failed to load file %s\n", fw_name); return ret; } - ret = generic_load_microcode(cpu, (void*)firmware->data, firmware->size, - &get_ucode_fw); + ret = generic_load_microcode(cpu, firmware->data, firmware->size); release_firmware(firmware); @@ -408,8 +347,8 @@ static int request_microcode_user(int cpu, const void __user *buf, size_t size) { - printk(KERN_WARNING "microcode: AMD microcode update via /dev/cpu/microcode" - "is not supported\n"); + printk(KERN_INFO "microcode: AMD microcode update via " + "/dev/cpu/microcode not supported\n"); return -1; } @@ -433,3 +372,4 @@ { return µcode_amd_ops; } +
diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c index 82fb280..c9b721b 100644 --- a/arch/x86/kernel/microcode_core.c +++ b/arch/x86/kernel/microcode_core.c
@@ -99,7 +99,7 @@ #define MICROCODE_VERSION "2.00" -struct microcode_ops *microcode_ops; +static struct microcode_ops *microcode_ops; /* no concurrent ->write()s are allowed on /dev/cpu/microcode */ static DEFINE_MUTEX(microcode_mutex); @@ -203,7 +203,7 @@ #endif /* fake device for request_firmware */ -struct platform_device *microcode_pdev; +static struct platform_device *microcode_pdev; static ssize_t reload_store(struct sys_device *dev, struct sysdev_attribute *attr, @@ -272,13 +272,18 @@ .name = "microcode", }; -static void microcode_fini_cpu(int cpu) +static void __microcode_fini_cpu(int cpu) { struct ucode_cpu_info *uci = ucode_cpu_info + cpu; - mutex_lock(µcode_mutex); microcode_ops->microcode_fini_cpu(cpu); uci->valid = 0; +} + +static void microcode_fini_cpu(int cpu) +{ + mutex_lock(µcode_mutex); + __microcode_fini_cpu(cpu); mutex_unlock(µcode_mutex); } @@ -306,12 +311,16 @@ * to this cpu (a bit of paranoia): */ if (microcode_ops->collect_cpu_info(cpu, &nsig)) { - microcode_fini_cpu(cpu); + __microcode_fini_cpu(cpu); + printk(KERN_ERR "failed to collect_cpu_info for resuming cpu #%d\n", + cpu); return -1; } - if (memcmp(&nsig, &uci->cpu_sig, sizeof(nsig))) { - microcode_fini_cpu(cpu); + if ((nsig.sig != uci->cpu_sig.sig) || (nsig.pf != uci->cpu_sig.pf)) { + __microcode_fini_cpu(cpu); + printk(KERN_ERR "cached ucode doesn't match the resuming cpu #%d\n", + cpu); /* Should we look for a new ucode here? */ return 1; } @@ -319,7 +328,7 @@ return 0; } -void microcode_update_cpu(int cpu) +static void microcode_update_cpu(int cpu) { struct ucode_cpu_info *uci = ucode_cpu_info + cpu; int err = 0;
diff --git a/arch/x86/kernel/microcode_intel.c b/arch/x86/kernel/microcode_intel.c index 622dc4a..b7f4c92 100644 --- a/arch/x86/kernel/microcode_intel.c +++ b/arch/x86/kernel/microcode_intel.c
@@ -155,6 +155,7 @@ static int collect_cpu_info(int cpu_num, struct cpu_signature *csig) { struct cpuinfo_x86 *c = &cpu_data(cpu_num); + unsigned long flags; unsigned int val[2]; memset(csig, 0, sizeof(*csig)); @@ -174,11 +175,16 @@ csig->pf = 1 << ((val[1] >> 18) & 7); } + /* serialize access to the physical write to MSR 0x79 */ + spin_lock_irqsave(µcode_update_lock, flags); + wrmsr(MSR_IA32_UCODE_REV, 0, 0); /* see notes above for revision 1.07. Apparent chip bug */ sync_core(); /* get the current revision from MSR 0x8B */ rdmsr(MSR_IA32_UCODE_REV, val[0], csig->rev); + spin_unlock_irqrestore(µcode_update_lock, flags); + pr_debug("microcode: collect_cpu_info : sig=0x%x, pf=0x%x, rev=0x%x\n", csig->sig, csig->pf, csig->rev); @@ -465,7 +471,7 @@ uci->mc = NULL; } -struct microcode_ops microcode_intel_ops = { +static struct microcode_ops microcode_intel_ops = { .request_microcode_user = request_microcode_user, .request_microcode_fw = request_microcode_fw, .collect_cpu_info = collect_cpu_info,
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c index 0f4c1fd..45e3b69 100644 --- a/arch/x86/kernel/mpparse.c +++ b/arch/x86/kernel/mpparse.c
@@ -586,26 +586,23 @@ { struct intel_mp_floating *mpf = mpf_found; + if (!mpf) + return; + + if (acpi_lapic && early) + return; + + /* + * MPS doesn't support hyperthreading, aka only have + * thread 0 apic id in MPS table + */ + if (acpi_lapic && acpi_ioapic) + return; + if (x86_quirks->mach_get_smp_config) { if (x86_quirks->mach_get_smp_config(early)) return; } - if (acpi_lapic && early) - return; - /* - * ACPI supports both logical (e.g. Hyper-Threading) and physical - * processors, where MPS only supports physical. - */ - if (acpi_lapic && acpi_ioapic) { - printk(KERN_INFO "Using ACPI (MADT) for SMP configuration " - "information\n"); - return; - } else if (acpi_lapic) - printk(KERN_INFO "Using ACPI for processor (LAPIC) " - "configuration information\n"); - - if (!mpf) - return; printk(KERN_INFO "Intel MultiProcessor Specification v1.%d\n", mpf->mpf_specification);
diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c index 2c97f07..8bd1bf9 100644 --- a/arch/x86/kernel/nmi.c +++ b/arch/x86/kernel/nmi.c
@@ -131,6 +131,11 @@ atomic_dec(&nmi_active); } +static void __acpi_nmi_disable(void *__unused) +{ + apic_write(APIC_LVT0, APIC_DM_NMI | APIC_LVT_MASKED); +} + int __init check_nmi_watchdog(void) { unsigned int *prev_nmi_count; @@ -179,8 +184,12 @@ kfree(prev_nmi_count); return 0; error: - if (nmi_watchdog == NMI_IO_APIC && !timer_through_8259) - disable_8259A_irq(0); + if (nmi_watchdog == NMI_IO_APIC) { + if (!timer_through_8259) + disable_8259A_irq(0); + on_each_cpu(__acpi_nmi_disable, NULL, 1); + } + #ifdef CONFIG_X86_32 timer_ack = 0; #endif @@ -199,12 +208,17 @@ ++str; } - get_option(&str, &nmi); + if (!strncmp(str, "lapic", 5)) + nmi_watchdog = NMI_LOCAL_APIC; + else if (!strncmp(str, "ioapic", 6)) + nmi_watchdog = NMI_IO_APIC; + else { + get_option(&str, &nmi); + if (nmi >= NMI_INVALID) + return 0; + nmi_watchdog = nmi; + } - if (nmi >= NMI_INVALID) - return 0; - - nmi_watchdog = nmi; return 1; } __setup("nmi_watchdog=", setup_nmi_watchdog); @@ -285,11 +299,6 @@ on_each_cpu(__acpi_nmi_enable, NULL, 1); } -static void __acpi_nmi_disable(void *__unused) -{ - apic_write(APIC_LVT0, APIC_DM_NMI | APIC_LVT_MASKED); -} - /* * Disable timer based NMIs on all CPUs: */ @@ -340,6 +349,8 @@ return; if (nmi_watchdog == NMI_LOCAL_APIC) lapic_watchdog_stop(); + else + __acpi_nmi_disable(NULL); __get_cpu_var(wd_enabled) = 0; atomic_dec(&nmi_active); } @@ -465,6 +476,24 @@ #ifdef CONFIG_SYSCTL +static void enable_ioapic_nmi_watchdog_single(void *unused) +{ + __get_cpu_var(wd_enabled) = 1; + atomic_inc(&nmi_active); + __acpi_nmi_enable(NULL); +} + +static void enable_ioapic_nmi_watchdog(void) +{ + on_each_cpu(enable_ioapic_nmi_watchdog_single, NULL, 1); + touch_nmi_watchdog(); +} + +static void disable_ioapic_nmi_watchdog(void) +{ + on_each_cpu(stop_apic_nmi_watchdog, NULL, 1); +} + static int __init setup_unknown_nmi_panic(char *str) { unknown_nmi_panic = 1; @@ -507,6 +536,11 @@ enable_lapic_nmi_watchdog(); else disable_lapic_nmi_watchdog(); + } else if (nmi_watchdog == NMI_IO_APIC) { + if (nmi_watchdog_enabled) + enable_ioapic_nmi_watchdog(); + else + disable_ioapic_nmi_watchdog(); } else { printk(KERN_WARNING "NMI watchdog doesn't know what hardware to touch\n");
diff --git a/arch/x86/kernel/numaq_32.c b/arch/x86/kernel/numaq_32.c index 4caff39..0deea37 100644 --- a/arch/x86/kernel/numaq_32.c +++ b/arch/x86/kernel/numaq_32.c
@@ -31,7 +31,7 @@ #include <asm/numaq.h> #include <asm/topology.h> #include <asm/processor.h> -#include <asm/mpspec.h> +#include <asm/genapic.h> #include <asm/e820.h> #include <asm/setup.h> @@ -235,6 +235,13 @@ return 1; } +static int __init numaq_update_genapic(void) +{ + genapic->wakeup_cpu = wakeup_secondary_cpu_via_nmi; + + return 0; +} + static struct x86_quirks numaq_x86_quirks __initdata = { .arch_pre_time_init = numaq_pre_time_init, .arch_time_init = NULL, @@ -250,6 +257,7 @@ .mpc_oem_pci_bus = mpc_oem_pci_bus, .smp_read_mpc_oem = smp_read_mpc_oem, .setup_ioapic_ids = numaq_setup_ioapic_ids, + .update_genapic = numaq_update_genapic, }; void numaq_mps_oem_check(struct mp_config_table *mpc, char *oem,
diff --git a/arch/x86/kernel/paravirt-spinlocks.c b/arch/x86/kernel/paravirt-spinlocks.c index 0e9f198..95777b0 100644 --- a/arch/x86/kernel/paravirt-spinlocks.c +++ b/arch/x86/kernel/paravirt-spinlocks.c
@@ -7,7 +7,8 @@ #include <asm/paravirt.h> -static void default_spin_lock_flags(struct raw_spinlock *lock, unsigned long flags) +static inline void +default_spin_lock_flags(raw_spinlock_t *lock, unsigned long flags) { __raw_spin_lock(lock); }
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c index 1926248..dc57299 100644 --- a/arch/x86/kernel/pci-dma.c +++ b/arch/x86/kernel/pci-dma.c
@@ -300,8 +300,8 @@ static __devinit void via_no_dac(struct pci_dev *dev) { if ((dev->class >> 8) == PCI_CLASS_BRIDGE_PCI && forbid_dac == 0) { - printk(KERN_INFO "PCI: VIA PCI bridge detected." - "Disabling DAC.\n"); + printk(KERN_INFO + "PCI: VIA PCI bridge detected. Disabling DAC.\n"); forbid_dac = 1; } }
diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c index ba7ad83..a35eaa3 100644 --- a/arch/x86/kernel/pci-gart_64.c +++ b/arch/x86/kernel/pci-gart_64.c
@@ -745,10 +745,8 @@ unsigned long scratch; long i; - if (cache_k8_northbridges() < 0 || num_k8_northbridges == 0) { - printk(KERN_INFO "PCI-GART: No AMD GART found.\n"); + if (cache_k8_northbridges() < 0 || num_k8_northbridges == 0) return; - } #ifndef CONFIG_AGP_AMD64 no_agp = 1;
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index c622772..9bfc3f7 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c
@@ -1,6 +1,7 @@ #include <linux/errno.h> #include <linux/kernel.h> #include <linux/mm.h> +#include <asm/idle.h> #include <linux/smp.h> #include <linux/slab.h> #include <linux/sched.h> @@ -8,6 +9,7 @@ #include <linux/pm.h> #include <linux/clockchips.h> #include <asm/system.h> +#include <asm/apic.h> unsigned long idle_halt; EXPORT_SYMBOL(idle_halt); @@ -122,6 +124,21 @@ EXPORT_SYMBOL(default_idle); #endif +void stop_this_cpu(void *dummy) +{ + local_irq_disable(); + /* + * Remove this CPU: + */ + cpu_clear(smp_processor_id(), cpu_online_map); + disable_local_APIC(); + + for (;;) { + if (hlt_works(smp_processor_id())) + halt(); + } +} + static void do_nothing(void *unused) { }
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index 0a6d8c1..06180df 100644 --- a/arch/x86/kernel/ptrace.c +++ b/arch/x86/kernel/ptrace.c
@@ -929,17 +929,16 @@ switch (c->x86) { case 0x6: switch (c->x86_model) { + case 0 ... 0xC: + /* sorry, don't know about them */ + break; case 0xD: case 0xE: /* Pentium M */ bts_configure(&bts_cfg_pentium_m); break; - case 0xF: /* Core2 */ - case 0x1C: /* Atom */ + default: /* Core2, Atom, ... */ bts_configure(&bts_cfg_core2); break; - default: - /* sorry, don't know about them */ - break; } break; case 0xF:
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index cc5a254..61f718d 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c
@@ -21,6 +21,9 @@ # include <asm/iommu.h> #endif +#include <mach_ipi.h> + + /* * Power off function, if any */ @@ -36,7 +39,10 @@ static int reboot_cpu = -1; #endif -/* reboot=b[ios] | s[mp] | t[riple] | k[bd] | e[fi] [, [w]arm | [c]old] +/* This is set by the PCI code if either type 1 or type 2 PCI is detected */ +bool port_cf9_safe = false; + +/* reboot=b[ios] | s[mp] | t[riple] | k[bd] | e[fi] [, [w]arm | [c]old] | p[ci] warm Don't set the cold reboot flag cold Set the cold reboot flag bios Reboot by jumping through the BIOS (only for X86_32) @@ -45,6 +51,7 @@ kbd Use the keyboard controller. cold reset (default) acpi Use the RESET_REG in the FADT efi Use efi reset_system runtime service + pci Use the so-called "PCI reset register", CF9 force Avoid anything that could hang. */ static int __init reboot_setup(char *str) @@ -79,6 +86,7 @@ case 'k': case 't': case 'e': + case 'p': reboot_type = *str; break; @@ -404,12 +412,27 @@ reboot_type = BOOT_KBD; break; - case BOOT_EFI: if (efi_enabled) - efi.reset_system(reboot_mode ? EFI_RESET_WARM : EFI_RESET_COLD, + efi.reset_system(reboot_mode ? + EFI_RESET_WARM : + EFI_RESET_COLD, EFI_SUCCESS, 0, NULL); + reboot_type = BOOT_KBD; + break; + case BOOT_CF9: + port_cf9_safe = true; + /* fall through */ + + case BOOT_CF9_COND: + if (port_cf9_safe) { + u8 cf9 = inb(0xcf9) & ~6; + outb(cf9|2, 0xcf9); /* Request hard reset */ + udelay(50); + outb(cf9|6, 0xcf9); /* Actually do the reset */ + udelay(50); + } reboot_type = BOOT_KBD; break; } @@ -470,6 +493,11 @@ static void native_machine_halt(void) { + /* stop other cpus and apics */ + machine_shutdown(); + + /* stop this cpu */ + stop_this_cpu(NULL); } static void native_machine_power_off(void) @@ -523,3 +551,95 @@ machine_ops.crash_shutdown(regs); } #endif + + +#if defined(CONFIG_SMP) + +/* This keeps a track of which one is crashing cpu. */ +static int crashing_cpu; +static nmi_shootdown_cb shootdown_callback; + +static atomic_t waiting_for_crash_ipi; + +static int crash_nmi_callback(struct notifier_block *self, + unsigned long val, void *data) +{ + int cpu; + + if (val != DIE_NMI_IPI) + return NOTIFY_OK; + + cpu = raw_smp_processor_id(); + + /* Don't do anything if this handler is invoked on crashing cpu. + * Otherwise, system will completely hang. Crashing cpu can get + * an NMI if system was initially booted with nmi_watchdog parameter. + */ + if (cpu == crashing_cpu) + return NOTIFY_STOP; + local_irq_disable(); + + shootdown_callback(cpu, (struct die_args *)data); + + atomic_dec(&waiting_for_crash_ipi); + /* Assume hlt works */ + halt(); + for (;;) + cpu_relax(); + + return 1; +} + +static void smp_send_nmi_allbutself(void) +{ + cpumask_t mask = cpu_online_map; + cpu_clear(safe_smp_processor_id(), mask); + if (!cpus_empty(mask)) + send_IPI_mask(mask, NMI_VECTOR); +} + +static struct notifier_block crash_nmi_nb = { + .notifier_call = crash_nmi_callback, +}; + +/* Halt all other CPUs, calling the specified function on each of them + * + * This function can be used to halt all other CPUs on crash + * or emergency reboot time. The function passed as parameter + * will be called inside a NMI handler on all CPUs. + */ +void nmi_shootdown_cpus(nmi_shootdown_cb callback) +{ + unsigned long msecs; + local_irq_disable(); + + /* Make a note of crashing cpu. Will be used in NMI callback.*/ + crashing_cpu = safe_smp_processor_id(); + + shootdown_callback = callback; + + atomic_set(&waiting_for_crash_ipi, num_online_cpus() - 1); + /* Would it be better to replace the trap vector here? */ + if (register_die_notifier(&crash_nmi_nb)) + return; /* return what? */ + /* Ensure the new callback function is set before sending + * out the NMI + */ + wmb(); + + smp_send_nmi_allbutself(); + + msecs = 1000; /* Wait at most a second for the other cpus to stop */ + while ((atomic_read(&waiting_for_crash_ipi) > 0) && msecs) { + mdelay(1); + msecs--; + } + + /* Leave the nmi callback set */ +} +#else /* !CONFIG_SMP */ +void nmi_shootdown_cpus(nmi_shootdown_cb callback) +{ + /* No other CPUs to shoot down */ +} +#endif
diff --git a/arch/x86/kernel/relocate_kernel_32.S b/arch/x86/kernel/relocate_kernel_32.S index 6f50664..a160f31 100644 --- a/arch/x86/kernel/relocate_kernel_32.S +++ b/arch/x86/kernel/relocate_kernel_32.S
@@ -10,15 +10,12 @@ #include <asm/page.h> #include <asm/kexec.h> #include <asm/processor-flags.h> -#include <asm/pgtable.h> /* * Must be relocatable PIC code callable as a C function */ #define PTR(x) (x << 2) -#define PAGE_ATTR (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY) -#define PAE_PGD_ATTR (_PAGE_PRESENT) /* control_page + KEXEC_CONTROL_CODE_MAX_SIZE * ~ control_page + PAGE_SIZE are used as data storage and stack for @@ -39,7 +36,6 @@ #define CP_PA_BACKUP_PAGES_MAP DATA(0x1c) .text - .align PAGE_SIZE .globl relocate_kernel relocate_kernel: /* Save the CPU context, used for jumping back */ @@ -60,117 +56,6 @@ movl %cr4, %eax movl %eax, CR4(%edi) -#ifdef CONFIG_X86_PAE - /* map the control page at its virtual address */ - - movl PTR(VA_PGD)(%ebp), %edi - movl PTR(VA_CONTROL_PAGE)(%ebp), %eax - andl $0xc0000000, %eax - shrl $27, %eax - addl %edi, %eax - - movl PTR(PA_PMD_0)(%ebp), %edx - orl $PAE_PGD_ATTR, %edx - movl %edx, (%eax) - - movl PTR(VA_PMD_0)(%ebp), %edi - movl PTR(VA_CONTROL_PAGE)(%ebp), %eax - andl $0x3fe00000, %eax - shrl $18, %eax - addl %edi, %eax - - movl PTR(PA_PTE_0)(%ebp), %edx - orl $PAGE_ATTR, %edx - movl %edx, (%eax) - - movl PTR(VA_PTE_0)(%ebp), %edi - movl PTR(VA_CONTROL_PAGE)(%ebp), %eax - andl $0x001ff000, %eax - shrl $9, %eax - addl %edi, %eax - - movl PTR(PA_CONTROL_PAGE)(%ebp), %edx - orl $PAGE_ATTR, %edx - movl %edx, (%eax) - - /* identity map the control page at its physical address */ - - movl PTR(VA_PGD)(%ebp), %edi - movl PTR(PA_CONTROL_PAGE)(%ebp), %eax - andl $0xc0000000, %eax - shrl $27, %eax - addl %edi, %eax - - movl PTR(PA_PMD_1)(%ebp), %edx - orl $PAE_PGD_ATTR, %edx - movl %edx, (%eax) - - movl PTR(VA_PMD_1)(%ebp), %edi - movl PTR(PA_CONTROL_PAGE)(%ebp), %eax - andl $0x3fe00000, %eax - shrl $18, %eax - addl %edi, %eax - - movl PTR(PA_PTE_1)(%ebp), %edx - orl $PAGE_ATTR, %edx - movl %edx, (%eax) - - movl PTR(VA_PTE_1)(%ebp), %edi - movl PTR(PA_CONTROL_PAGE)(%ebp), %eax - andl $0x001ff000, %eax - shrl $9, %eax - addl %edi, %eax - - movl PTR(PA_CONTROL_PAGE)(%ebp), %edx - orl $PAGE_ATTR, %edx - movl %edx, (%eax) -#else - /* map the control page at its virtual address */ - - movl PTR(VA_PGD)(%ebp), %edi - movl PTR(VA_CONTROL_PAGE)(%ebp), %eax - andl $0xffc00000, %eax - shrl $20, %eax - addl %edi, %eax - - movl PTR(PA_PTE_0)(%ebp), %edx - orl $PAGE_ATTR, %edx - movl %edx, (%eax) - - movl PTR(VA_PTE_0)(%ebp), %edi - movl PTR(VA_CONTROL_PAGE)(%ebp), %eax - andl $0x003ff000, %eax - shrl $10, %eax - addl %edi, %eax - - movl PTR(PA_CONTROL_PAGE)(%ebp), %edx - orl $PAGE_ATTR, %edx - movl %edx, (%eax) - - /* identity map the control page at its physical address */ - - movl PTR(VA_PGD)(%ebp), %edi - movl PTR(PA_CONTROL_PAGE)(%ebp), %eax - andl $0xffc00000, %eax - shrl $20, %eax - addl %edi, %eax - - movl PTR(PA_PTE_1)(%ebp), %edx - orl $PAGE_ATTR, %edx - movl %edx, (%eax) - - movl PTR(VA_PTE_1)(%ebp), %edi - movl PTR(PA_CONTROL_PAGE)(%ebp), %eax - andl $0x003ff000, %eax - shrl $10, %eax - addl %edi, %eax - - movl PTR(PA_CONTROL_PAGE)(%ebp), %edx - orl $PAGE_ATTR, %edx - movl %edx, (%eax) -#endif - -relocate_new_kernel: /* read the arguments and say goodbye to the stack */ movl 20+4(%esp), %ebx /* page_list */ movl 20+8(%esp), %ebp /* list of pages */
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 9d5674f..a3122382 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c
@@ -98,6 +98,7 @@ #include <mach_apic.h> #include <asm/paravirt.h> +#include <asm/hypervisor.h> #include <asm/percpu.h> #include <asm/topology.h> @@ -448,6 +449,7 @@ * @size: Size of the crashkernel memory to reserve. * Returns the base address on success, and -1ULL on failure. */ +static unsigned long long __init find_and_reserve_crashkernel(unsigned long long size) { const unsigned long long alignment = 16<<20; /* 16M */ @@ -583,161 +585,24 @@ early_param("elfcorehdr", setup_elfcorehdr); #endif -static struct x86_quirks default_x86_quirks __initdata; +static int __init default_update_genapic(void) +{ +#ifdef CONFIG_X86_SMP +# if defined(CONFIG_X86_GENERICARCH) || defined(CONFIG_X86_64) + genapic->wakeup_cpu = wakeup_secondary_cpu_via_init; +# endif +#endif + + return 0; +} + +static struct x86_quirks default_x86_quirks __initdata = { + .update_genapic = default_update_genapic, +}; struct x86_quirks *x86_quirks __initdata = &default_x86_quirks; -/* - * Some BIOSes seem to corrupt the low 64k of memory during events - * like suspend/resume and unplugging an HDMI cable. Reserve all - * remaining free memory in that area and fill it with a distinct - * pattern. - */ -#ifdef CONFIG_X86_CHECK_BIOS_CORRUPTION -#define MAX_SCAN_AREAS 8 - -static int __read_mostly memory_corruption_check = -1; - -static unsigned __read_mostly corruption_check_size = 64*1024; -static unsigned __read_mostly corruption_check_period = 60; /* seconds */ - -static struct e820entry scan_areas[MAX_SCAN_AREAS]; -static int num_scan_areas; - - -static int set_corruption_check(char *arg) -{ - char *end; - - memory_corruption_check = simple_strtol(arg, &end, 10); - - return (*end == 0) ? 0 : -EINVAL; -} -early_param("memory_corruption_check", set_corruption_check); - -static int set_corruption_check_period(char *arg) -{ - char *end; - - corruption_check_period = simple_strtoul(arg, &end, 10); - - return (*end == 0) ? 0 : -EINVAL; -} -early_param("memory_corruption_check_period", set_corruption_check_period); - -static int set_corruption_check_size(char *arg) -{ - char *end; - unsigned size; - - size = memparse(arg, &end); - - if (*end == '\0') - corruption_check_size = size; - - return (size == corruption_check_size) ? 0 : -EINVAL; -} -early_param("memory_corruption_check_size", set_corruption_check_size); - - -static void __init setup_bios_corruption_check(void) -{ - u64 addr = PAGE_SIZE; /* assume first page is reserved anyway */ - - if (memory_corruption_check == -1) { - memory_corruption_check = -#ifdef CONFIG_X86_BOOTPARAM_MEMORY_CORRUPTION_CHECK - 1 -#else - 0 -#endif - ; - } - - if (corruption_check_size == 0) - memory_corruption_check = 0; - - if (!memory_corruption_check) - return; - - corruption_check_size = round_up(corruption_check_size, PAGE_SIZE); - - while(addr < corruption_check_size && num_scan_areas < MAX_SCAN_AREAS) { - u64 size; - addr = find_e820_area_size(addr, &size, PAGE_SIZE); - - if (addr == 0) - break; - - if ((addr + size) > corruption_check_size) - size = corruption_check_size - addr; - - if (size == 0) - break; - - e820_update_range(addr, size, E820_RAM, E820_RESERVED); - scan_areas[num_scan_areas].addr = addr; - scan_areas[num_scan_areas].size = size; - num_scan_areas++; - - /* Assume we've already mapped this early memory */ - memset(__va(addr), 0, size); - - addr += size; - } - - printk(KERN_INFO "Scanning %d areas for low memory corruption\n", - num_scan_areas); - update_e820(); -} - -static struct timer_list periodic_check_timer; - -void check_for_bios_corruption(void) -{ - int i; - int corruption = 0; - - if (!memory_corruption_check) - return; - - for(i = 0; i < num_scan_areas; i++) { - unsigned long *addr = __va(scan_areas[i].addr); - unsigned long size = scan_areas[i].size; - - for(; size; addr++, size -= sizeof(unsigned long)) { - if (!*addr) - continue; - printk(KERN_ERR "Corrupted low memory at %p (%lx phys) = %08lx\n", - addr, __pa(addr), *addr); - corruption = 1; - *addr = 0; - } - } - - WARN(corruption, KERN_ERR "Memory corruption detected in low memory\n"); -} - -static void periodic_check_for_corruption(unsigned long data) -{ - check_for_bios_corruption(); - mod_timer(&periodic_check_timer, round_jiffies(jiffies + corruption_check_period*HZ)); -} - -void start_periodic_check_for_corruption(void) -{ - if (!memory_corruption_check || corruption_check_period == 0) - return; - - printk(KERN_INFO "Scanning for low memory corruption every %d seconds\n", - corruption_check_period); - - init_timer(&periodic_check_timer); - periodic_check_timer.function = &periodic_check_for_corruption; - periodic_check_for_corruption(0); -} -#endif - +#ifdef CONFIG_X86_RESERVE_LOW_64K static int __init dmi_low_memory_corruption(const struct dmi_system_id *d) { printk(KERN_NOTICE @@ -749,6 +614,7 @@ return 0; } +#endif /* List of systems that have known low memory corruption BIOS problems */ static struct dmi_system_id __initdata bad_bios_dmi_table[] = { @@ -794,6 +660,9 @@ printk(KERN_INFO "Command line: %s\n", boot_command_line); #endif + /* VMI may relocate the fixmap; do this before touching ioremap area */ + vmi_init(); + early_cpu_init(); early_ioremap_init(); @@ -880,13 +749,8 @@ check_efer(); #endif -#if defined(CONFIG_VMI) && defined(CONFIG_X86_32) - /* - * Must be before kernel pagetables are setup - * or fixmap area is touched. - */ - vmi_init(); -#endif + /* Must be before kernel pagetables are setup */ + vmi_activate(); /* after early param, so could get panic from serial */ reserve_early_setup_data(); @@ -909,6 +773,12 @@ dmi_check_system(bad_bios_dmi_table); + /* + * VMware detection requires dmi to be available, so this + * needs to be done after dmi_scan_machine, for the BP. + */ + init_hypervisor(&boot_cpu_data); + #ifdef CONFIG_X86_32 probe_roms(); #endif
diff --git a/arch/x86/kernel/sigframe.h b/arch/x86/kernel/sigframe.h deleted file mode 100644 index cc673aa..0000000 --- a/arch/x86/kernel/sigframe.h +++ /dev/null
@@ -1,42 +0,0 @@ -#ifdef CONFIG_X86_32 -struct sigframe { - char __user *pretcode; - int sig; - struct sigcontext sc; - /* - * fpstate is unused. fpstate is moved/allocated after - * retcode[] below. This movement allows to have the FP state and the - * future state extensions (xsave) stay together. - * And at the same time retaining the unused fpstate, prevents changing - * the offset of extramask[] in the sigframe and thus prevent any - * legacy application accessing/modifying it. - */ - struct _fpstate fpstate_unused; - unsigned long extramask[_NSIG_WORDS-1]; - char retcode[8]; - /* fp state follows here */ -}; - -struct rt_sigframe { - char __user *pretcode; - int sig; - struct siginfo __user *pinfo; - void __user *puc; - struct siginfo info; - struct ucontext uc; - char retcode[8]; - /* fp state follows here */ -}; -#else -struct rt_sigframe { - char __user *pretcode; - struct ucontext uc; - struct siginfo info; - /* fp state follows here */ -}; - -int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, - sigset_t *set, struct pt_regs *regs); -int ia32_setup_frame(int sig, struct k_sigaction *ka, - sigset_t *set, struct pt_regs *regs); -#endif
diff --git a/arch/x86/kernel/signal_32.c b/arch/x86/kernel/signal.c similarity index 73% rename from arch/x86/kernel/signal_32.c rename to arch/x86/kernel/signal.c index d6dd057..89bb766 100644 --- a/arch/x86/kernel/signal_32.c +++ b/arch/x86/kernel/signal.c
@@ -1,36 +1,41 @@ /* * Copyright (C) 1991, 1992 Linus Torvalds + * Copyright (C) 2000, 2001, 2002 Andi Kleen SuSE Labs * * 1997-11-28 Modified for POSIX.1b signals by Richard Henderson * 2000-06-20 Pentium III FXSR, SSE support by Gareth Hughes + * 2000-2002 x86-64 support by Andi Kleen */ -#include <linux/list.h> -#include <linux/personality.h> -#include <linux/binfmts.h> -#include <linux/suspend.h> -#include <linux/kernel.h> -#include <linux/ptrace.h> -#include <linux/signal.h> -#include <linux/stddef.h> -#include <linux/unistd.h> -#include <linux/errno.h> #include <linux/sched.h> -#include <linux/wait.h> -#include <linux/tracehook.h> -#include <linux/elf.h> -#include <linux/smp.h> #include <linux/mm.h> +#include <linux/smp.h> +#include <linux/kernel.h> +#include <linux/signal.h> +#include <linux/errno.h> +#include <linux/wait.h> +#include <linux/ptrace.h> +#include <linux/tracehook.h> +#include <linux/unistd.h> +#include <linux/stddef.h> +#include <linux/personality.h> +#include <linux/uaccess.h> #include <asm/processor.h> #include <asm/ucontext.h> -#include <asm/uaccess.h> #include <asm/i387.h> #include <asm/vdso.h> + +#ifdef CONFIG_X86_64 +#include <asm/proto.h> +#include <asm/ia32_unistd.h> +#include <asm/mce.h> +#endif /* CONFIG_X86_64 */ + #include <asm/syscall.h> #include <asm/syscalls.h> -#include "sigframe.h" +#include <asm/sigframe.h> #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) @@ -45,74 +50,6 @@ # define FIX_EFLAGS __FIX_EFLAGS #endif -/* - * Atomically swap in the new signal mask, and wait for a signal. - */ -asmlinkage int -sys_sigsuspend(int history0, int history1, old_sigset_t mask) -{ - mask &= _BLOCKABLE; - spin_lock_irq(¤t->sighand->siglock); - current->saved_sigmask = current->blocked; - siginitset(¤t->blocked, mask); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - current->state = TASK_INTERRUPTIBLE; - schedule(); - set_restore_sigmask(); - - return -ERESTARTNOHAND; -} - -asmlinkage int -sys_sigaction(int sig, const struct old_sigaction __user *act, - struct old_sigaction __user *oact) -{ - struct k_sigaction new_ka, old_ka; - int ret; - - if (act) { - old_sigset_t mask; - - if (!access_ok(VERIFY_READ, act, sizeof(*act)) || - __get_user(new_ka.sa.sa_handler, &act->sa_handler) || - __get_user(new_ka.sa.sa_restorer, &act->sa_restorer)) - return -EFAULT; - - __get_user(new_ka.sa.sa_flags, &act->sa_flags); - __get_user(mask, &act->sa_mask); - siginitset(&new_ka.sa.sa_mask, mask); - } - - ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL); - - if (!ret && oact) { - if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) || - __put_user(old_ka.sa.sa_handler, &oact->sa_handler) || - __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer)) - return -EFAULT; - - __put_user(old_ka.sa.sa_flags, &oact->sa_flags); - __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask); - } - - return ret; -} - -asmlinkage int sys_sigaltstack(unsigned long bx) -{ - /* - * This is needed to make gcc realize it doesn't own the - * "struct pt_regs" - */ - struct pt_regs *regs = (struct pt_regs *)&bx; - const stack_t __user *uss = (const stack_t __user *)bx; - stack_t __user *uoss = (stack_t __user *)regs->cx; - - return do_sigaltstack(uss, uoss, regs->sp); -} - #define COPY(x) { \ err |= __get_user(regs->x, &sc->x); \ } @@ -123,7 +60,7 @@ regs->seg = tmp; \ } -#define COPY_SEG_STRICT(seg) { \ +#define COPY_SEG_CPL3(seg) { \ unsigned short tmp; \ err |= __get_user(tmp, &sc->seg); \ regs->seg = tmp | 3; \ @@ -135,9 +72,6 @@ loadsegment(seg, tmp); \ } -/* - * Do a signal return; undo the signal stack. - */ static int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, unsigned long *pax) @@ -149,14 +83,36 @@ /* Always make any pending restarted system calls return -EINTR */ current_thread_info()->restart_block.fn = do_no_restart_syscall; +#ifdef CONFIG_X86_32 GET_SEG(gs); COPY_SEG(fs); COPY_SEG(es); COPY_SEG(ds); +#endif /* CONFIG_X86_32 */ + COPY(di); COPY(si); COPY(bp); COPY(sp); COPY(bx); COPY(dx); COPY(cx); COPY(ip); - COPY_SEG_STRICT(cs); - COPY_SEG_STRICT(ss); + +#ifdef CONFIG_X86_64 + COPY(r8); + COPY(r9); + COPY(r10); + COPY(r11); + COPY(r12); + COPY(r13); + COPY(r14); + COPY(r15); +#endif /* CONFIG_X86_64 */ + +#ifdef CONFIG_X86_32 + COPY_SEG_CPL3(cs); + COPY_SEG_CPL3(ss); +#else /* !CONFIG_X86_32 */ + /* Kernel saves and restores only the CS segment register on signals, + * which is the bare minimum needed to allow mixed 32/64-bit code. + * App's signal handler can save/restore other segments if needed. */ + COPY_SEG_CPL3(cs); +#endif /* CONFIG_X86_32 */ err |= __get_user(tmpflags, &sc->flags); regs->flags = (regs->flags & ~FIX_EFLAGS) | (tmpflags & FIX_EFLAGS); @@ -169,102 +125,24 @@ return err; } -asmlinkage unsigned long sys_sigreturn(unsigned long __unused) -{ - struct sigframe __user *frame; - struct pt_regs *regs; - unsigned long ax; - sigset_t set; - - regs = (struct pt_regs *) &__unused; - frame = (struct sigframe __user *)(regs->sp - 8); - - if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) - goto badframe; - if (__get_user(set.sig[0], &frame->sc.oldmask) || (_NSIG_WORDS > 1 - && __copy_from_user(&set.sig[1], &frame->extramask, - sizeof(frame->extramask)))) - goto badframe; - - sigdelsetmask(&set, ~_BLOCKABLE); - spin_lock_irq(¤t->sighand->siglock); - current->blocked = set; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - if (restore_sigcontext(regs, &frame->sc, &ax)) - goto badframe; - return ax; - -badframe: - if (show_unhandled_signals && printk_ratelimit()) { - printk("%s%s[%d] bad frame in sigreturn frame:" - "%p ip:%lx sp:%lx oeax:%lx", - task_pid_nr(current) > 1 ? KERN_INFO : KERN_EMERG, - current->comm, task_pid_nr(current), frame, regs->ip, - regs->sp, regs->orig_ax); - print_vma_addr(" in ", regs->ip); - printk(KERN_CONT "\n"); - } - - force_sig(SIGSEGV, current); - - return 0; -} - -static long do_rt_sigreturn(struct pt_regs *regs) -{ - struct rt_sigframe __user *frame; - unsigned long ax; - sigset_t set; - - frame = (struct rt_sigframe __user *)(regs->sp - sizeof(long)); - if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) - goto badframe; - if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set))) - goto badframe; - - sigdelsetmask(&set, ~_BLOCKABLE); - spin_lock_irq(¤t->sighand->siglock); - current->blocked = set; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &ax)) - goto badframe; - - if (do_sigaltstack(&frame->uc.uc_stack, NULL, regs->sp) == -EFAULT) - goto badframe; - - return ax; - -badframe: - signal_fault(regs, frame, "rt_sigreturn"); - return 0; -} - -asmlinkage int sys_rt_sigreturn(unsigned long __unused) -{ - struct pt_regs *regs = (struct pt_regs *)&__unused; - - return do_rt_sigreturn(regs); -} - -/* - * Set up a signal frame. - */ static int setup_sigcontext(struct sigcontext __user *sc, void __user *fpstate, struct pt_regs *regs, unsigned long mask) { - int tmp, err = 0; + int err = 0; +#ifdef CONFIG_X86_32 + { + unsigned int tmp; + + savesegment(gs, tmp); + err |= __put_user(tmp, (unsigned int __user *)&sc->gs); + } err |= __put_user(regs->fs, (unsigned int __user *)&sc->fs); - savesegment(gs, tmp); - err |= __put_user(tmp, (unsigned int __user *)&sc->gs); - err |= __put_user(regs->es, (unsigned int __user *)&sc->es); err |= __put_user(regs->ds, (unsigned int __user *)&sc->ds); +#endif /* CONFIG_X86_32 */ + err |= __put_user(regs->di, &sc->di); err |= __put_user(regs->si, &sc->si); err |= __put_user(regs->bp, &sc->bp); @@ -273,19 +151,33 @@ err |= __put_user(regs->dx, &sc->dx); err |= __put_user(regs->cx, &sc->cx); err |= __put_user(regs->ax, &sc->ax); +#ifdef CONFIG_X86_64 + err |= __put_user(regs->r8, &sc->r8); + err |= __put_user(regs->r9, &sc->r9); + err |= __put_user(regs->r10, &sc->r10); + err |= __put_user(regs->r11, &sc->r11); + err |= __put_user(regs->r12, &sc->r12); + err |= __put_user(regs->r13, &sc->r13); + err |= __put_user(regs->r14, &sc->r14); + err |= __put_user(regs->r15, &sc->r15); +#endif /* CONFIG_X86_64 */ + err |= __put_user(current->thread.trap_no, &sc->trapno); err |= __put_user(current->thread.error_code, &sc->err); err |= __put_user(regs->ip, &sc->ip); +#ifdef CONFIG_X86_32 err |= __put_user(regs->cs, (unsigned int __user *)&sc->cs); err |= __put_user(regs->flags, &sc->flags); err |= __put_user(regs->sp, &sc->sp_at_signal); err |= __put_user(regs->ss, (unsigned int __user *)&sc->ss); +#else /* !CONFIG_X86_32 */ + err |= __put_user(regs->flags, &sc->flags); + err |= __put_user(regs->cs, &sc->cs); + err |= __put_user(0, &sc->gs); + err |= __put_user(0, &sc->fs); +#endif /* CONFIG_X86_32 */ - tmp = save_i387_xstate(fpstate); - if (tmp < 0) - err = 1; - else - err |= __put_user(tmp ? fpstate : NULL, &sc->fpstate); + err |= __put_user(fpstate, &sc->fpstate); /* non-iBCS2 extensions.. */ err |= __put_user(mask, &sc->oldmask); @@ -295,6 +187,32 @@ } /* + * Set up a signal frame. + */ +#ifdef CONFIG_X86_32 +static const struct { + u16 poplmovl; + u32 val; + u16 int80; +} __attribute__((packed)) retcode = { + 0xb858, /* popl %eax; movl $..., %eax */ + __NR_sigreturn, + 0x80cd, /* int $0x80 */ +}; + +static const struct { + u8 movl; + u32 val; + u16 int80; + u8 pad; +} __attribute__((packed)) rt_retcode = { + 0xb8, /* movl $..., %eax */ + __NR_rt_sigreturn, + 0x80cd, /* int $0x80 */ + 0 +}; + +/* * Determine which stack to use.. */ static inline void __user * @@ -328,6 +246,8 @@ if (used_math()) { sp = sp - sig_xstate_size; *fpstate = (struct _fpstate *) sp; + if (save_i387_xstate(*fpstate) < 0) + return (void __user *)-1L; } sp -= frame_size; @@ -383,9 +303,7 @@ * reasons and because gdb uses it as a signature to notice * signal handler stack frames. */ - err |= __put_user(0xb858, (short __user *)(frame->retcode+0)); - err |= __put_user(__NR_sigreturn, (int __user *)(frame->retcode+2)); - err |= __put_user(0x80cd, (short __user *)(frame->retcode+6)); + err |= __put_user(*((u64 *)&retcode), (u64 *)frame->retcode); if (err) return -EFAULT; @@ -454,9 +372,7 @@ * reasons and because gdb uses it as a signature to notice * signal handler stack frames. */ - err |= __put_user(0xb8, (char __user *)(frame->retcode+0)); - err |= __put_user(__NR_rt_sigreturn, (int __user *)(frame->retcode+1)); - err |= __put_user(0x80cd, (short __user *)(frame->retcode+5)); + err |= __put_user(*((u64 *)&rt_retcode), (u64 *)frame->retcode); if (err) return -EFAULT; @@ -475,23 +391,293 @@ return 0; } +#else /* !CONFIG_X86_32 */ +/* + * Determine which stack to use.. + */ +static void __user * +get_stack(struct k_sigaction *ka, unsigned long sp, unsigned long size) +{ + /* Default to using normal stack - redzone*/ + sp -= 128; + + /* This is the X/Open sanctioned signal stack switching. */ + if (ka->sa.sa_flags & SA_ONSTACK) { + if (sas_ss_flags(sp) == 0) + sp = current->sas_ss_sp + current->sas_ss_size; + } + + return (void __user *)round_down(sp - size, 64); +} + +static int __setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, + sigset_t *set, struct pt_regs *regs) +{ + struct rt_sigframe __user *frame; + void __user *fp = NULL; + int err = 0; + struct task_struct *me = current; + + if (used_math()) { + fp = get_stack(ka, regs->sp, sig_xstate_size); + frame = (void __user *)round_down( + (unsigned long)fp - sizeof(struct rt_sigframe), 16) - 8; + + if (save_i387_xstate(fp) < 0) + return -EFAULT; + } else + frame = get_stack(ka, regs->sp, sizeof(struct rt_sigframe)) - 8; + + if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) + return -EFAULT; + + if (ka->sa.sa_flags & SA_SIGINFO) { + if (copy_siginfo_to_user(&frame->info, info)) + return -EFAULT; + } + + /* Create the ucontext. */ + if (cpu_has_xsave) + err |= __put_user(UC_FP_XSTATE, &frame->uc.uc_flags); + else + err |= __put_user(0, &frame->uc.uc_flags); + err |= __put_user(0, &frame->uc.uc_link); + err |= __put_user(me->sas_ss_sp, &frame->uc.uc_stack.ss_sp); + err |= __put_user(sas_ss_flags(regs->sp), + &frame->uc.uc_stack.ss_flags); + err |= __put_user(me->sas_ss_size, &frame->uc.uc_stack.ss_size); + err |= setup_sigcontext(&frame->uc.uc_mcontext, fp, regs, set->sig[0]); + err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set)); + + /* Set up to return from userspace. If provided, use a stub + already in userspace. */ + /* x86-64 should always use SA_RESTORER. */ + if (ka->sa.sa_flags & SA_RESTORER) { + err |= __put_user(ka->sa.sa_restorer, &frame->pretcode); + } else { + /* could use a vstub here */ + return -EFAULT; + } + + if (err) + return -EFAULT; + + /* Set up registers for signal handler */ + regs->di = sig; + /* In case the signal handler was declared without prototypes */ + regs->ax = 0; + + /* This also works for non SA_SIGINFO handlers because they expect the + next argument after the signal number on the stack. */ + regs->si = (unsigned long)&frame->info; + regs->dx = (unsigned long)&frame->uc; + regs->ip = (unsigned long) ka->sa.sa_handler; + + regs->sp = (unsigned long)frame; + + /* Set up the CS register to run signal handlers in 64-bit mode, + even if the handler happens to be interrupting 32-bit code. */ + regs->cs = __USER_CS; + + return 0; +} +#endif /* CONFIG_X86_32 */ + +#ifdef CONFIG_X86_32 +/* + * Atomically swap in the new signal mask, and wait for a signal. + */ +asmlinkage int +sys_sigsuspend(int history0, int history1, old_sigset_t mask) +{ + mask &= _BLOCKABLE; + spin_lock_irq(¤t->sighand->siglock); + current->saved_sigmask = current->blocked; + siginitset(¤t->blocked, mask); + recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); + + current->state = TASK_INTERRUPTIBLE; + schedule(); + set_restore_sigmask(); + + return -ERESTARTNOHAND; +} + +asmlinkage int +sys_sigaction(int sig, const struct old_sigaction __user *act, + struct old_sigaction __user *oact) +{ + struct k_sigaction new_ka, old_ka; + int ret; + + if (act) { + old_sigset_t mask; + + if (!access_ok(VERIFY_READ, act, sizeof(*act)) || + __get_user(new_ka.sa.sa_handler, &act->sa_handler) || + __get_user(new_ka.sa.sa_restorer, &act->sa_restorer)) + return -EFAULT; + + __get_user(new_ka.sa.sa_flags, &act->sa_flags); + __get_user(mask, &act->sa_mask); + siginitset(&new_ka.sa.sa_mask, mask); + } + + ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL); + + if (!ret && oact) { + if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) || + __put_user(old_ka.sa.sa_handler, &oact->sa_handler) || + __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer)) + return -EFAULT; + + __put_user(old_ka.sa.sa_flags, &oact->sa_flags); + __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask); + } + + return ret; +} +#endif /* CONFIG_X86_32 */ + +#ifdef CONFIG_X86_32 +asmlinkage int sys_sigaltstack(unsigned long bx) +{ + /* + * This is needed to make gcc realize it doesn't own the + * "struct pt_regs" + */ + struct pt_regs *regs = (struct pt_regs *)&bx; + const stack_t __user *uss = (const stack_t __user *)bx; + stack_t __user *uoss = (stack_t __user *)regs->cx; + + return do_sigaltstack(uss, uoss, regs->sp); +} +#else /* !CONFIG_X86_32 */ +asmlinkage long +sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss, + struct pt_regs *regs) +{ + return do_sigaltstack(uss, uoss, regs->sp); +} +#endif /* CONFIG_X86_32 */ + +/* + * Do a signal return; undo the signal stack. + */ +#ifdef CONFIG_X86_32 +asmlinkage unsigned long sys_sigreturn(unsigned long __unused) +{ + struct sigframe __user *frame; + struct pt_regs *regs; + unsigned long ax; + sigset_t set; + + regs = (struct pt_regs *) &__unused; + frame = (struct sigframe __user *)(regs->sp - 8); + + if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) + goto badframe; + if (__get_user(set.sig[0], &frame->sc.oldmask) || (_NSIG_WORDS > 1 + && __copy_from_user(&set.sig[1], &frame->extramask, + sizeof(frame->extramask)))) + goto badframe; + + sigdelsetmask(&set, ~_BLOCKABLE); + spin_lock_irq(¤t->sighand->siglock); + current->blocked = set; + recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); + + if (restore_sigcontext(regs, &frame->sc, &ax)) + goto badframe; + return ax; + +badframe: + signal_fault(regs, frame, "sigreturn"); + + return 0; +} +#endif /* CONFIG_X86_32 */ + +static long do_rt_sigreturn(struct pt_regs *regs) +{ + struct rt_sigframe __user *frame; + unsigned long ax; + sigset_t set; + + frame = (struct rt_sigframe __user *)(regs->sp - sizeof(long)); + if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) + goto badframe; + if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set))) + goto badframe; + + sigdelsetmask(&set, ~_BLOCKABLE); + spin_lock_irq(¤t->sighand->siglock); + current->blocked = set; + recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); + + if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &ax)) + goto badframe; + + if (do_sigaltstack(&frame->uc.uc_stack, NULL, regs->sp) == -EFAULT) + goto badframe; + + return ax; + +badframe: + signal_fault(regs, frame, "rt_sigreturn"); + return 0; +} + +#ifdef CONFIG_X86_32 +asmlinkage int sys_rt_sigreturn(struct pt_regs regs) +{ + return do_rt_sigreturn(®s); +} +#else /* !CONFIG_X86_32 */ +asmlinkage long sys_rt_sigreturn(struct pt_regs *regs) +{ + return do_rt_sigreturn(regs); +} +#endif /* CONFIG_X86_32 */ /* * OK, we're invoking a handler: */ static int signr_convert(int sig) { +#ifdef CONFIG_X86_32 struct thread_info *info = current_thread_info(); if (info->exec_domain && info->exec_domain->signal_invmap && sig < 32) return info->exec_domain->signal_invmap[sig]; +#endif /* CONFIG_X86_32 */ return sig; } +#ifdef CONFIG_X86_32 + #define is_ia32 1 #define ia32_setup_frame __setup_frame #define ia32_setup_rt_frame __setup_rt_frame +#else /* !CONFIG_X86_32 */ + +#ifdef CONFIG_IA32_EMULATION +#define is_ia32 test_thread_flag(TIF_IA32) +#else /* !CONFIG_IA32_EMULATION */ +#define is_ia32 0 +#endif /* CONFIG_IA32_EMULATION */ + +int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, + sigset_t *set, struct pt_regs *regs); +int ia32_setup_frame(int sig, struct k_sigaction *ka, + sigset_t *set, struct pt_regs *regs); + +#endif /* CONFIG_X86_32 */ + static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set, struct pt_regs *regs) @@ -592,7 +778,13 @@ return 0; } +#ifdef CONFIG_X86_32 #define NR_restart_syscall __NR_restart_syscall +#else /* !CONFIG_X86_32 */ +#define NR_restart_syscall \ + test_thread_flag(TIF_IA32) ? __NR_ia32_restart_syscall : __NR_restart_syscall +#endif /* CONFIG_X86_32 */ + /* * Note that 'init' is a special process: it doesn't get signals it doesn't * want to handle. Thus you cannot kill init even with a SIGKILL even by @@ -704,8 +896,9 @@ struct task_struct *me = current; if (show_unhandled_signals && printk_ratelimit()) { - printk(KERN_INFO + printk("%s" "%s[%d] bad frame in %s frame:%p ip:%lx sp:%lx orax:%lx", + task_pid_nr(current) > 1 ? KERN_INFO : KERN_EMERG, me->comm, me->pid, where, frame, regs->ip, regs->sp, regs->orig_ax); print_vma_addr(" in ", regs->ip);
diff --git a/arch/x86/kernel/signal_64.c b/arch/x86/kernel/signal_64.c deleted file mode 100644 index a5c9627..0000000 --- a/arch/x86/kernel/signal_64.c +++ /dev/null
@@ -1,516 +0,0 @@ -/* - * Copyright (C) 1991, 1992 Linus Torvalds - * Copyright (C) 2000, 2001, 2002 Andi Kleen SuSE Labs - * - * 1997-11-28 Modified for POSIX.1b signals by Richard Henderson - * 2000-06-20 Pentium III FXSR, SSE support by Gareth Hughes - * 2000-2002 x86-64 support by Andi Kleen - */ - -#include <linux/sched.h> -#include <linux/mm.h> -#include <linux/smp.h> -#include <linux/kernel.h> -#include <linux/signal.h> -#include <linux/errno.h> -#include <linux/wait.h> -#include <linux/ptrace.h> -#include <linux/tracehook.h> -#include <linux/unistd.h> -#include <linux/stddef.h> -#include <linux/personality.h> -#include <linux/compiler.h> -#include <linux/uaccess.h> - -#include <asm/processor.h> -#include <asm/ucontext.h> -#include <asm/i387.h> -#include <asm/proto.h> -#include <asm/ia32_unistd.h> -#include <asm/mce.h> -#include <asm/syscall.h> -#include <asm/syscalls.h> -#include "sigframe.h" - -#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) - -#define __FIX_EFLAGS (X86_EFLAGS_AC | X86_EFLAGS_OF | \ - X86_EFLAGS_DF | X86_EFLAGS_TF | X86_EFLAGS_SF | \ - X86_EFLAGS_ZF | X86_EFLAGS_AF | X86_EFLAGS_PF | \ - X86_EFLAGS_CF) - -#ifdef CONFIG_X86_32 -# define FIX_EFLAGS (__FIX_EFLAGS | X86_EFLAGS_RF) -#else -# define FIX_EFLAGS __FIX_EFLAGS -#endif - -asmlinkage long -sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss, - struct pt_regs *regs) -{ - return do_sigaltstack(uss, uoss, regs->sp); -} - -#define COPY(x) { \ - err |= __get_user(regs->x, &sc->x); \ -} - -#define COPY_SEG_STRICT(seg) { \ - unsigned short tmp; \ - err |= __get_user(tmp, &sc->seg); \ - regs->seg = tmp | 3; \ -} - -/* - * Do a signal return; undo the signal stack. - */ -static int -restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, - unsigned long *pax) -{ - void __user *buf; - unsigned int tmpflags; - unsigned int err = 0; - - /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; - - COPY(di); COPY(si); COPY(bp); COPY(sp); COPY(bx); - COPY(dx); COPY(cx); COPY(ip); - COPY(r8); - COPY(r9); - COPY(r10); - COPY(r11); - COPY(r12); - COPY(r13); - COPY(r14); - COPY(r15); - - /* Kernel saves and restores only the CS segment register on signals, - * which is the bare minimum needed to allow mixed 32/64-bit code. - * App's signal handler can save/restore other segments if needed. */ - COPY_SEG_STRICT(cs); - - err |= __get_user(tmpflags, &sc->flags); - regs->flags = (regs->flags & ~FIX_EFLAGS) | (tmpflags & FIX_EFLAGS); - regs->orig_ax = -1; /* disable syscall checks */ - - err |= __get_user(buf, &sc->fpstate); - err |= restore_i387_xstate(buf); - - err |= __get_user(*pax, &sc->ax); - return err; -} - -static long do_rt_sigreturn(struct pt_regs *regs) -{ - struct rt_sigframe __user *frame; - unsigned long ax; - sigset_t set; - - frame = (struct rt_sigframe __user *)(regs->sp - sizeof(long)); - if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) - goto badframe; - if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set))) - goto badframe; - - sigdelsetmask(&set, ~_BLOCKABLE); - spin_lock_irq(¤t->sighand->siglock); - current->blocked = set; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &ax)) - goto badframe; - - if (do_sigaltstack(&frame->uc.uc_stack, NULL, regs->sp) == -EFAULT) - goto badframe; - - return ax; - -badframe: - signal_fault(regs, frame, "rt_sigreturn"); - return 0; -} - -asmlinkage long sys_rt_sigreturn(struct pt_regs *regs) -{ - return do_rt_sigreturn(regs); -} - -/* - * Set up a signal frame. - */ - -static inline int -setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, - unsigned long mask, struct task_struct *me) -{ - int err = 0; - - err |= __put_user(regs->cs, &sc->cs); - err |= __put_user(0, &sc->gs); - err |= __put_user(0, &sc->fs); - - err |= __put_user(regs->di, &sc->di); - err |= __put_user(regs->si, &sc->si); - err |= __put_user(regs->bp, &sc->bp); - err |= __put_user(regs->sp, &sc->sp); - err |= __put_user(regs->bx, &sc->bx); - err |= __put_user(regs->dx, &sc->dx); - err |= __put_user(regs->cx, &sc->cx); - err |= __put_user(regs->ax, &sc->ax); - err |= __put_user(regs->r8, &sc->r8); - err |= __put_user(regs->r9, &sc->r9); - err |= __put_user(regs->r10, &sc->r10); - err |= __put_user(regs->r11, &sc->r11); - err |= __put_user(regs->r12, &sc->r12); - err |= __put_user(regs->r13, &sc->r13); - err |= __put_user(regs->r14, &sc->r14); - err |= __put_user(regs->r15, &sc->r15); - err |= __put_user(me->thread.trap_no, &sc->trapno); - err |= __put_user(me->thread.error_code, &sc->err); - err |= __put_user(regs->ip, &sc->ip); - err |= __put_user(regs->flags, &sc->flags); - err |= __put_user(mask, &sc->oldmask); - err |= __put_user(me->thread.cr2, &sc->cr2); - - return err; -} - -/* - * Determine which stack to use.. - */ - -static void __user * -get_stack(struct k_sigaction *ka, struct pt_regs *regs, unsigned long size) -{ - unsigned long sp; - - /* Default to using normal stack - redzone*/ - sp = regs->sp - 128; - - /* This is the X/Open sanctioned signal stack switching. */ - if (ka->sa.sa_flags & SA_ONSTACK) { - if (sas_ss_flags(sp) == 0) - sp = current->sas_ss_sp + current->sas_ss_size; - } - - return (void __user *)round_down(sp - size, 64); -} - -static int __setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, - sigset_t *set, struct pt_regs *regs) -{ - struct rt_sigframe __user *frame; - void __user *fp = NULL; - int err = 0; - struct task_struct *me = current; - - if (used_math()) { - fp = get_stack(ka, regs, sig_xstate_size); - frame = (void __user *)round_down( - (unsigned long)fp - sizeof(struct rt_sigframe), 16) - 8; - - if (save_i387_xstate(fp) < 0) - return -EFAULT; - } else - frame = get_stack(ka, regs, sizeof(struct rt_sigframe)) - 8; - - if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) - return -EFAULT; - - if (ka->sa.sa_flags & SA_SIGINFO) { - if (copy_siginfo_to_user(&frame->info, info)) - return -EFAULT; - } - - /* Create the ucontext. */ - if (cpu_has_xsave) - err |= __put_user(UC_FP_XSTATE, &frame->uc.uc_flags); - else - err |= __put_user(0, &frame->uc.uc_flags); - err |= __put_user(0, &frame->uc.uc_link); - err |= __put_user(me->sas_ss_sp, &frame->uc.uc_stack.ss_sp); - err |= __put_user(sas_ss_flags(regs->sp), - &frame->uc.uc_stack.ss_flags); - err |= __put_user(me->sas_ss_size, &frame->uc.uc_stack.ss_size); - err |= setup_sigcontext(&frame->uc.uc_mcontext, regs, set->sig[0], me); - err |= __put_user(fp, &frame->uc.uc_mcontext.fpstate); - if (sizeof(*set) == 16) { - __put_user(set->sig[0], &frame->uc.uc_sigmask.sig[0]); - __put_user(set->sig[1], &frame->uc.uc_sigmask.sig[1]); - } else - err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set)); - - /* Set up to return from userspace. If provided, use a stub - already in userspace. */ - /* x86-64 should always use SA_RESTORER. */ - if (ka->sa.sa_flags & SA_RESTORER) { - err |= __put_user(ka->sa.sa_restorer, &frame->pretcode); - } else { - /* could use a vstub here */ - return -EFAULT; - } - - if (err) - return -EFAULT; - - /* Set up registers for signal handler */ - regs->di = sig; - /* In case the signal handler was declared without prototypes */ - regs->ax = 0; - - /* This also works for non SA_SIGINFO handlers because they expect the - next argument after the signal number on the stack. */ - regs->si = (unsigned long)&frame->info; - regs->dx = (unsigned long)&frame->uc; - regs->ip = (unsigned long) ka->sa.sa_handler; - - regs->sp = (unsigned long)frame; - - /* Set up the CS register to run signal handlers in 64-bit mode, - even if the handler happens to be interrupting 32-bit code. */ - regs->cs = __USER_CS; - - return 0; -} - -/* - * OK, we're invoking a handler - */ -static int signr_convert(int sig) -{ - return sig; -} - -#ifdef CONFIG_IA32_EMULATION -#define is_ia32 test_thread_flag(TIF_IA32) -#else -#define is_ia32 0 -#endif - -static int -setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, - sigset_t *set, struct pt_regs *regs) -{ - int usig = signr_convert(sig); - int ret; - - /* Set up the stack frame */ - if (is_ia32) { - if (ka->sa.sa_flags & SA_SIGINFO) - ret = ia32_setup_rt_frame(usig, ka, info, set, regs); - else - ret = ia32_setup_frame(usig, ka, set, regs); - } else - ret = __setup_rt_frame(sig, ka, info, set, regs); - - if (ret) { - force_sigsegv(sig, current); - return -EFAULT; - } - - return ret; -} - -static int -handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka, - sigset_t *oldset, struct pt_regs *regs) -{ - int ret; - - /* Are we from a system call? */ - if (syscall_get_nr(current, regs) >= 0) { - /* If so, check system call restarting.. */ - switch (syscall_get_error(current, regs)) { - case -ERESTART_RESTARTBLOCK: - case -ERESTARTNOHAND: - regs->ax = -EINTR; - break; - - case -ERESTARTSYS: - if (!(ka->sa.sa_flags & SA_RESTART)) { - regs->ax = -EINTR; - break; - } - /* fallthrough */ - case -ERESTARTNOINTR: - regs->ax = regs->orig_ax; - regs->ip -= 2; - break; - } - } - - /* - * If TF is set due to a debugger (TIF_FORCED_TF), clear the TF - * flag so that register information in the sigcontext is correct. - */ - if (unlikely(regs->flags & X86_EFLAGS_TF) && - likely(test_and_clear_thread_flag(TIF_FORCED_TF))) - regs->flags &= ~X86_EFLAGS_TF; - - ret = setup_rt_frame(sig, ka, info, oldset, regs); - - if (ret) - return ret; - -#ifdef CONFIG_X86_64 - /* - * This has nothing to do with segment registers, - * despite the name. This magic affects uaccess.h - * macros' behavior. Reset it to the normal setting. - */ - set_fs(USER_DS); -#endif - - /* - * Clear the direction flag as per the ABI for function entry. - */ - regs->flags &= ~X86_EFLAGS_DF; - - /* - * Clear TF when entering the signal handler, but - * notify any tracer that was single-stepping it. - * The tracer may want to single-step inside the - * handler too. - */ - regs->flags &= ~X86_EFLAGS_TF; - - spin_lock_irq(¤t->sighand->siglock); - sigorsets(¤t->blocked, ¤t->blocked, &ka->sa.sa_mask); - if (!(ka->sa.sa_flags & SA_NODEFER)) - sigaddset(¤t->blocked, sig); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - tracehook_signal_handler(sig, info, ka, regs, - test_thread_flag(TIF_SINGLESTEP)); - - return 0; -} - -#define NR_restart_syscall \ - test_thread_flag(TIF_IA32) ? __NR_ia32_restart_syscall : __NR_restart_syscall -/* - * Note that 'init' is a special process: it doesn't get signals it doesn't - * want to handle. Thus you cannot kill init even with a SIGKILL even by - * mistake. - */ -static void do_signal(struct pt_regs *regs) -{ - struct k_sigaction ka; - siginfo_t info; - int signr; - sigset_t *oldset; - - /* - * We want the common case to go fast, which is why we may in certain - * cases get here from kernel mode. Just return without doing anything - * if so. - * X86_32: vm86 regs switched out by assembly code before reaching - * here, so testing against kernel CS suffices. - */ - if (!user_mode(regs)) - return; - - if (current_thread_info()->status & TS_RESTORE_SIGMASK) - oldset = ¤t->saved_sigmask; - else - oldset = ¤t->blocked; - - signr = get_signal_to_deliver(&info, &ka, regs, NULL); - if (signr > 0) { - /* - * Re-enable any watchpoints before delivering the - * signal to user space. The processor register will - * have been cleared if the watchpoint triggered - * inside the kernel. - */ - if (current->thread.debugreg7) - set_debugreg(current->thread.debugreg7, 7); - - /* Whee! Actually deliver the signal. */ - if (handle_signal(signr, &info, &ka, oldset, regs) == 0) { - /* - * A signal was successfully delivered; the saved - * sigmask will have been stored in the signal frame, - * and will be restored by sigreturn, so we can simply - * clear the TS_RESTORE_SIGMASK flag. - */ - current_thread_info()->status &= ~TS_RESTORE_SIGMASK; - } - return; - } - - /* Did we come from a system call? */ - if (syscall_get_nr(current, regs) >= 0) { - /* Restart the system call - no handlers present */ - switch (syscall_get_error(current, regs)) { - case -ERESTARTNOHAND: - case -ERESTARTSYS: - case -ERESTARTNOINTR: - regs->ax = regs->orig_ax; - regs->ip -= 2; - break; - - case -ERESTART_RESTARTBLOCK: - regs->ax = NR_restart_syscall; - regs->ip -= 2; - break; - } - } - - /* - * If there's no signal to deliver, we just put the saved sigmask - * back. - */ - if (current_thread_info()->status & TS_RESTORE_SIGMASK) { - current_thread_info()->status &= ~TS_RESTORE_SIGMASK; - sigprocmask(SIG_SETMASK, ¤t->saved_sigmask, NULL); - } -} - -/* - * notification of userspace execution resumption - * - triggered by the TIF_WORK_MASK flags - */ -void -do_notify_resume(struct pt_regs *regs, void *unused, __u32 thread_info_flags) -{ -#if defined(CONFIG_X86_64) && defined(CONFIG_X86_MCE) - /* notify userspace of pending MCEs */ - if (thread_info_flags & _TIF_MCE_NOTIFY) - mce_notify_user(); -#endif /* CONFIG_X86_64 && CONFIG_X86_MCE */ - - /* deal with pending signal delivery */ - if (thread_info_flags & _TIF_SIGPENDING) - do_signal(regs); - - if (thread_info_flags & _TIF_NOTIFY_RESUME) { - clear_thread_flag(TIF_NOTIFY_RESUME); - tracehook_notify_resume(regs); - } - -#ifdef CONFIG_X86_32 - clear_thread_flag(TIF_IRET); -#endif /* CONFIG_X86_32 */ -} - -void signal_fault(struct pt_regs *regs, void __user *frame, char *where) -{ - struct task_struct *me = current; - - if (show_unhandled_signals && printk_ratelimit()) { - printk(KERN_INFO - "%s[%d] bad frame in %s frame:%p ip:%lx sp:%lx orax:%lx", - me->comm, me->pid, where, frame, - regs->ip, regs->sp, regs->orig_ax); - print_vma_addr(" in ", regs->ip); - printk(KERN_CONT "\n"); - } - - force_sig(SIGSEGV, me); -}
diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c index 18f9b19..3f92b13 100644 --- a/arch/x86/kernel/smp.c +++ b/arch/x86/kernel/smp.c
@@ -140,19 +140,6 @@ send_IPI_mask(mask, CALL_FUNCTION_VECTOR); } -static void stop_this_cpu(void *dummy) -{ - local_irq_disable(); - /* - * Remove this CPU: - */ - cpu_clear(smp_processor_id(), cpu_online_map); - disable_local_APIC(); - if (hlt_works(smp_processor_id())) - for (;;) halt(); - for (;;); -} - /* * this function calls the 'stop' function on all other CPUs in the system. */
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 7b10933..7a430c4 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c
@@ -62,6 +62,7 @@ #include <asm/mtrr.h> #include <asm/vmi.h> #include <asm/genapic.h> +#include <asm/setup.h> #include <linux/mc146818rtc.h> #include <mach_apic.h> @@ -294,9 +295,7 @@ * fragile that we want to limit the things done here to the * most necessary things. */ -#ifdef CONFIG_VMI vmi_bringup(); -#endif cpu_init(); preempt_disable(); smp_callin(); @@ -536,7 +535,7 @@ pr_debug("Before bogocount - setting activated=1.\n"); } -static inline void __inquire_remote_apic(int apicid) +void __inquire_remote_apic(int apicid) { unsigned i, regs[] = { APIC_ID >> 4, APIC_LVR >> 4, APIC_SPIV >> 4 }; char *names[] = { "ID", "VERSION", "SPIV" }; @@ -575,14 +574,13 @@ } } -#ifdef WAKE_SECONDARY_VIA_NMI /* * Poke the other CPU in the eye via NMI to wake it up. Remember that the normal * INIT, INIT, STARTUP sequence will reset the chip hard for us, and this * won't ... remember to clear down the APIC, etc later. */ -static int __devinit -wakeup_secondary_cpu(int logical_apicid, unsigned long start_eip) +int __devinit +wakeup_secondary_cpu_via_nmi(int logical_apicid, unsigned long start_eip) { unsigned long send_status, accept_status = 0; int maxlvt; @@ -599,7 +597,7 @@ * Give the other CPU some time to accept the IPI. */ udelay(200); - if (APIC_INTEGRATED(apic_version[phys_apicid])) { + if (APIC_INTEGRATED(apic_version[boot_cpu_physical_apicid])) { maxlvt = lapic_get_maxlvt(); if (maxlvt > 3) /* Due to the Pentium erratum 3AP. */ apic_write(APIC_ESR, 0); @@ -614,11 +612,9 @@ return (send_status | accept_status); } -#endif /* WAKE_SECONDARY_VIA_NMI */ -#ifdef WAKE_SECONDARY_VIA_INIT -static int __devinit -wakeup_secondary_cpu(int phys_apicid, unsigned long start_eip) +int __devinit +wakeup_secondary_cpu_via_init(int phys_apicid, unsigned long start_eip) { unsigned long send_status, accept_status = 0; int maxlvt, num_starts, j; @@ -737,7 +733,6 @@ return (send_status | accept_status); } -#endif /* WAKE_SECONDARY_VIA_INIT */ struct create_idle { struct work_struct work; @@ -1086,8 +1081,10 @@ #endif if (!physid_isset(hard_smp_processor_id(), phys_cpu_present_map)) { - printk(KERN_WARNING "weird, boot CPU (#%d) not listed" - "by the BIOS.\n", hard_smp_processor_id()); + printk(KERN_WARNING + "weird, boot CPU (#%d) not listed by the BIOS.\n", + hard_smp_processor_id()); + physid_set(hard_smp_processor_id(), phys_cpu_present_map); }
diff --git a/arch/x86/kernel/time_64.c b/arch/x86/kernel/time_64.c index cb19d65..1b7711b 100644 --- a/arch/x86/kernel/time_64.c +++ b/arch/x86/kernel/time_64.c
@@ -49,7 +49,7 @@ } EXPORT_SYMBOL(profile_pc); -irqreturn_t timer_interrupt(int irq, void *dev_id) +static irqreturn_t timer_interrupt(int irq, void *dev_id) { add_pda(irq0_irqs, 1); @@ -80,6 +80,8 @@ break; no_ctr_free = (i == 4); if (no_ctr_free) { + WARN(1, KERN_WARNING "Warning: AMD perfctrs busy ... " + "cpu_khz value may be incorrect.\n"); i = 3; rdmsrl(MSR_K7_EVNTSEL3, evntsel3); wrmsrl(MSR_K7_EVNTSEL3, 0);
diff --git a/arch/x86/kernel/tlb_32.c b/arch/x86/kernel/tlb_32.c index f4049f3..4290d91 100644 --- a/arch/x86/kernel/tlb_32.c +++ b/arch/x86/kernel/tlb_32.c
@@ -34,9 +34,8 @@ */ void leave_mm(int cpu) { - if (per_cpu(cpu_tlbstate, cpu).state == TLBSTATE_OK) - BUG(); - cpu_clear(cpu, per_cpu(cpu_tlbstate, cpu).active_mm->cpu_vm_mask); + BUG_ON(x86_read_percpu(cpu_tlbstate.state) == TLBSTATE_OK); + cpu_clear(cpu, x86_read_percpu(cpu_tlbstate.active_mm)->cpu_vm_mask); load_cr3(swapper_pg_dir); } EXPORT_SYMBOL_GPL(leave_mm); @@ -104,8 +103,8 @@ * BUG(); */ - if (flush_mm == per_cpu(cpu_tlbstate, cpu).active_mm) { - if (per_cpu(cpu_tlbstate, cpu).state == TLBSTATE_OK) { + if (flush_mm == x86_read_percpu(cpu_tlbstate.active_mm)) { + if (x86_read_percpu(cpu_tlbstate.state) == TLBSTATE_OK) { if (flush_va == TLB_FLUSH_ALL) local_flush_tlb(); else @@ -238,7 +237,7 @@ unsigned long cpu = smp_processor_id(); __flush_tlb_all(); - if (per_cpu(cpu_tlbstate, cpu).state == TLBSTATE_LAZY) + if (x86_read_percpu(cpu_tlbstate.state) == TLBSTATE_LAZY) leave_mm(cpu); }
diff --git a/arch/x86/kernel/tlb_uv.c b/arch/x86/kernel/tlb_uv.c index 04431f3..6a00e5f 100644 --- a/arch/x86/kernel/tlb_uv.c +++ b/arch/x86/kernel/tlb_uv.c
@@ -566,14 +566,10 @@ if (!is_uv_system()) return 0; - if (!proc_mkdir("sgi_uv", NULL)) - return -EINVAL; - proc_uv_ptc = create_proc_entry(UV_PTC_BASENAME, 0444, NULL); if (!proc_uv_ptc) { printk(KERN_ERR "unable to create %s proc entry\n", UV_PTC_BASENAME); - remove_proc_entry("sgi_uv", NULL); return -EINVAL; } proc_uv_ptc->proc_fops = &proc_uv_ptc_operations;
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index 04d242a..c320c29 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c
@@ -664,7 +664,7 @@ { struct task_struct *task; siginfo_t info; - unsigned short cwd, swd; + unsigned short cwd, swd, err; /* * Save the info for the exception handler and clear the error. @@ -675,7 +675,6 @@ task->thread.error_code = 0; info.si_signo = SIGFPE; info.si_errno = 0; - info.si_code = __SI_FAULT; info.si_addr = ip; /* * (~cwd & swd) will mask out exceptions that are not set to unmasked @@ -689,34 +688,31 @@ */ cwd = get_fpu_cwd(task); swd = get_fpu_swd(task); - switch (swd & ~cwd & 0x3f) { - case 0x000: /* No unmasked exception */ -#ifdef CONFIG_X86_32 + + err = swd & ~cwd & 0x3f; + +#if CONFIG_X86_32 + if (!err) return; #endif - default: /* Multiple exceptions */ - break; - case 0x001: /* Invalid Op */ + + if (err & 0x001) { /* Invalid op */ /* * swd & 0x240 == 0x040: Stack Underflow * swd & 0x240 == 0x240: Stack Overflow * User must clear the SF bit (0x40) if set */ info.si_code = FPE_FLTINV; - break; - case 0x002: /* Denormalize */ - case 0x010: /* Underflow */ - info.si_code = FPE_FLTUND; - break; - case 0x004: /* Zero Divide */ + } else if (err & 0x004) { /* Divide by Zero */ info.si_code = FPE_FLTDIV; - break; - case 0x008: /* Overflow */ + } else if (err & 0x008) { /* Overflow */ info.si_code = FPE_FLTOVF; - break; - case 0x020: /* Precision */ + } else if (err & 0x012) { /* Denormal, Underflow */ + info.si_code = FPE_FLTUND; + } else if (err & 0x020) { /* Precision */ info.si_code = FPE_FLTRES; - break; + } else { + info.si_code = __SI_FAULT|SI_KERNEL; /* WTF? */ } force_sig_info(SIGFPE, &info, task); }
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index 424093b..599e581 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c
@@ -15,6 +15,7 @@ #include <asm/vgtod.h> #include <asm/time.h> #include <asm/delay.h> +#include <asm/hypervisor.h> unsigned int cpu_khz; /* TSC clocks / usec, not used here */ EXPORT_SYMBOL(cpu_khz); @@ -31,6 +32,7 @@ erroneous rdtsc usage on !cpu_has_tsc processors */ static int tsc_disabled = -1; +static int tsc_clocksource_reliable; /* * Scheduler clock - returns current time in nanosec units. */ @@ -98,6 +100,15 @@ __setup("notsc", notsc_setup); +static int __init tsc_setup(char *str) +{ + if (!strcmp(str, "reliable")) + tsc_clocksource_reliable = 1; + return 1; +} + +__setup("tsc=", tsc_setup); + #define MAX_RETRIES 5 #define SMI_TRESHOLD 50000 @@ -352,9 +363,15 @@ { u64 tsc1, tsc2, delta, ref1, ref2; unsigned long tsc_pit_min = ULONG_MAX, tsc_ref_min = ULONG_MAX; - unsigned long flags, latch, ms, fast_calibrate; + unsigned long flags, latch, ms, fast_calibrate, tsc_khz; int hpet = is_hpet_enabled(), i, loopmin; + tsc_khz = get_hypervisor_tsc_freq(); + if (tsc_khz) { + printk(KERN_INFO "TSC: Frequency read from the hypervisor\n"); + return tsc_khz; + } + local_irq_save(flags); fast_calibrate = quick_pit_calibrate(); local_irq_restore(flags); @@ -731,24 +748,21 @@ {} }; -/* - * Geode_LX - the OLPC CPU has a possibly a very reliable TSC - */ -#ifdef CONFIG_MGEODE_LX -/* RTSC counts during suspend */ -#define RTSC_SUSP 0x100 - -static void __init check_geode_tsc_reliable(void) +static void __init check_system_tsc_reliable(void) { +#ifdef CONFIG_MGEODE_LX + /* RTSC counts during suspend */ +#define RTSC_SUSP 0x100 unsigned long res_low, res_high; rdmsr_safe(MSR_GEODE_BUSCONT_CONF0, &res_low, &res_high); + /* Geode_LX - the OLPC CPU has a possibly a very reliable TSC */ if (res_low & RTSC_SUSP) - clocksource_tsc.flags &= ~CLOCK_SOURCE_MUST_VERIFY; -} -#else -static inline void check_geode_tsc_reliable(void) { } + tsc_clocksource_reliable = 1; #endif + if (boot_cpu_has(X86_FEATURE_TSC_RELIABLE)) + tsc_clocksource_reliable = 1; +} /* * Make an educated guess if the TSC is trustworthy and synchronized @@ -783,6 +797,8 @@ { clocksource_tsc.mult = clocksource_khz2mult(tsc_khz, clocksource_tsc.shift); + if (tsc_clocksource_reliable) + clocksource_tsc.flags &= ~CLOCK_SOURCE_MUST_VERIFY; /* lower the rating if we already know its unstable: */ if (check_tsc_unstable()) { clocksource_tsc.rating = 0; @@ -843,7 +859,7 @@ if (unsynchronized_tsc()) mark_tsc_unstable("TSCs unsynchronized"); - check_geode_tsc_reliable(); + check_system_tsc_reliable(); init_tsc_clocksource(); }
diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c index 1c0dfbc..bf36328 100644 --- a/arch/x86/kernel/tsc_sync.c +++ b/arch/x86/kernel/tsc_sync.c
@@ -112,6 +112,12 @@ if (unsynchronized_tsc()) return; + if (boot_cpu_has(X86_FEATURE_TSC_RELIABLE)) { + printk(KERN_INFO + "Skipping synchronization checks as TSC is reliable.\n"); + return; + } + printk(KERN_INFO "checking TSC synchronization [CPU#%d -> CPU#%d]:", smp_processor_id(), cpu); @@ -165,7 +171,7 @@ { int cpus = 2; - if (unsynchronized_tsc()) + if (unsynchronized_tsc() || boot_cpu_has(X86_FEATURE_TSC_RELIABLE)) return; /*
diff --git a/arch/x86/kernel/vmi_32.c b/arch/x86/kernel/vmi_32.c index 8b6c393..23206ba 100644 --- a/arch/x86/kernel/vmi_32.c +++ b/arch/x86/kernel/vmi_32.c
@@ -266,109 +266,6 @@ { } -#ifdef CONFIG_DEBUG_PAGE_TYPE - -#ifdef CONFIG_X86_PAE -#define MAX_BOOT_PTS (2048+4+1) -#else -#define MAX_BOOT_PTS (1024+1) -#endif - -/* - * During boot, mem_map is not yet available in paging_init, so stash - * all the boot page allocations here. - */ -static struct { - u32 pfn; - int type; -} boot_page_allocations[MAX_BOOT_PTS]; -static int num_boot_page_allocations; -static int boot_allocations_applied; - -void vmi_apply_boot_page_allocations(void) -{ - int i; - BUG_ON(!mem_map); - for (i = 0; i < num_boot_page_allocations; i++) { - struct page *page = pfn_to_page(boot_page_allocations[i].pfn); - page->type = boot_page_allocations[i].type; - page->type = boot_page_allocations[i].type & - ~(VMI_PAGE_ZEROED | VMI_PAGE_CLONE); - } - boot_allocations_applied = 1; -} - -static void record_page_type(u32 pfn, int type) -{ - BUG_ON(num_boot_page_allocations >= MAX_BOOT_PTS); - boot_page_allocations[num_boot_page_allocations].pfn = pfn; - boot_page_allocations[num_boot_page_allocations].type = type; - num_boot_page_allocations++; -} - -static void check_zeroed_page(u32 pfn, int type, struct page *page) -{ - u32 *ptr; - int i; - int limit = PAGE_SIZE / sizeof(int); - - if (page_address(page)) - ptr = (u32 *)page_address(page); - else - ptr = (u32 *)__va(pfn << PAGE_SHIFT); - /* - * When cloning the root in non-PAE mode, only the userspace - * pdes need to be zeroed. - */ - if (type & VMI_PAGE_CLONE) - limit = KERNEL_PGD_BOUNDARY; - for (i = 0; i < limit; i++) - BUG_ON(ptr[i]); -} - -/* - * We stash the page type into struct page so we can verify the page - * types are used properly. - */ -static void vmi_set_page_type(u32 pfn, int type) -{ - /* PAE can have multiple roots per page - don't track */ - if (PTRS_PER_PMD > 1 && (type & VMI_PAGE_PDP)) - return; - - if (boot_allocations_applied) { - struct page *page = pfn_to_page(pfn); - if (type != VMI_PAGE_NORMAL) - BUG_ON(page->type); - else - BUG_ON(page->type == VMI_PAGE_NORMAL); - page->type = type & ~(VMI_PAGE_ZEROED | VMI_PAGE_CLONE); - if (type & VMI_PAGE_ZEROED) - check_zeroed_page(pfn, type, page); - } else { - record_page_type(pfn, type); - } -} - -static void vmi_check_page_type(u32 pfn, int type) -{ - /* PAE can have multiple roots per page - skip checks */ - if (PTRS_PER_PMD > 1 && (type & VMI_PAGE_PDP)) - return; - - type &= ~(VMI_PAGE_ZEROED | VMI_PAGE_CLONE); - if (boot_allocations_applied) { - struct page *page = pfn_to_page(pfn); - BUG_ON((page->type ^ type) & VMI_PAGE_PAE); - BUG_ON(type == VMI_PAGE_NORMAL && page->type); - BUG_ON((type & page->type) == 0); - } -} -#else -#define vmi_set_page_type(p,t) do { } while (0) -#define vmi_check_page_type(p,t) do { } while (0) -#endif - #ifdef CONFIG_HIGHPTE static void *vmi_kmap_atomic_pte(struct page *page, enum km_type type) { @@ -395,7 +292,6 @@ static void vmi_allocate_pte(struct mm_struct *mm, unsigned long pfn) { - vmi_set_page_type(pfn, VMI_PAGE_L1); vmi_ops.allocate_page(pfn, VMI_PAGE_L1, 0, 0, 0); } @@ -406,27 +302,22 @@ * It is called only for swapper_pg_dir, which already has * data on it. */ - vmi_set_page_type(pfn, VMI_PAGE_L2); vmi_ops.allocate_page(pfn, VMI_PAGE_L2, 0, 0, 0); } static void vmi_allocate_pmd_clone(unsigned long pfn, unsigned long clonepfn, unsigned long start, unsigned long count) { - vmi_set_page_type(pfn, VMI_PAGE_L2 | VMI_PAGE_CLONE); - vmi_check_page_type(clonepfn, VMI_PAGE_L2); vmi_ops.allocate_page(pfn, VMI_PAGE_L2 | VMI_PAGE_CLONE, clonepfn, start, count); } static void vmi_release_pte(unsigned long pfn) { vmi_ops.release_page(pfn, VMI_PAGE_L1); - vmi_set_page_type(pfn, VMI_PAGE_NORMAL); } static void vmi_release_pmd(unsigned long pfn) { vmi_ops.release_page(pfn, VMI_PAGE_L2); - vmi_set_page_type(pfn, VMI_PAGE_NORMAL); } /* @@ -450,26 +341,22 @@ static void vmi_update_pte(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { - vmi_check_page_type(__pa(ptep) >> PAGE_SHIFT, VMI_PAGE_PTE); vmi_ops.update_pte(ptep, vmi_flags_addr(mm, addr, VMI_PAGE_PT, 0)); } static void vmi_update_pte_defer(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { - vmi_check_page_type(__pa(ptep) >> PAGE_SHIFT, VMI_PAGE_PTE); vmi_ops.update_pte(ptep, vmi_flags_addr_defer(mm, addr, VMI_PAGE_PT, 0)); } static void vmi_set_pte(pte_t *ptep, pte_t pte) { /* XXX because of set_pmd_pte, this can be called on PT or PD layers */ - vmi_check_page_type(__pa(ptep) >> PAGE_SHIFT, VMI_PAGE_PTE | VMI_PAGE_PD); vmi_ops.set_pte(pte, ptep, VMI_PAGE_PT); } static void vmi_set_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte) { - vmi_check_page_type(__pa(ptep) >> PAGE_SHIFT, VMI_PAGE_PTE); vmi_ops.set_pte(pte, ptep, vmi_flags_addr(mm, addr, VMI_PAGE_PT, 0)); } @@ -477,10 +364,8 @@ { #ifdef CONFIG_X86_PAE const pte_t pte = { .pte = pmdval.pmd }; - vmi_check_page_type(__pa(pmdp) >> PAGE_SHIFT, VMI_PAGE_PMD); #else const pte_t pte = { pmdval.pud.pgd.pgd }; - vmi_check_page_type(__pa(pmdp) >> PAGE_SHIFT, VMI_PAGE_PGD); #endif vmi_ops.set_pte(pte, (pte_t *)pmdp, VMI_PAGE_PD); } @@ -502,7 +387,6 @@ static void vmi_set_pte_present(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte) { - vmi_check_page_type(__pa(ptep) >> PAGE_SHIFT, VMI_PAGE_PTE); vmi_ops.set_pte(pte, ptep, vmi_flags_addr_defer(mm, addr, VMI_PAGE_PT, 1)); } @@ -510,21 +394,18 @@ { /* Um, eww */ const pte_t pte = { .pte = pudval.pgd.pgd }; - vmi_check_page_type(__pa(pudp) >> PAGE_SHIFT, VMI_PAGE_PGD); vmi_ops.set_pte(pte, (pte_t *)pudp, VMI_PAGE_PDP); } static void vmi_pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { const pte_t pte = { .pte = 0 }; - vmi_check_page_type(__pa(ptep) >> PAGE_SHIFT, VMI_PAGE_PTE); vmi_ops.set_pte(pte, ptep, vmi_flags_addr(mm, addr, VMI_PAGE_PT, 0)); } static void vmi_pmd_clear(pmd_t *pmd) { const pte_t pte = { .pte = 0 }; - vmi_check_page_type(__pa(pmd) >> PAGE_SHIFT, VMI_PAGE_PMD); vmi_ops.set_pte(pte, (pte_t *)pmd, VMI_PAGE_PD); } #endif @@ -960,8 +841,6 @@ void __init vmi_init(void) { - unsigned long flags; - if (!vmi_rom) probe_vmi_rom(); else @@ -973,13 +852,21 @@ reserve_top_address(-vmi_rom->virtual_top); - local_irq_save(flags); - activate_vmi(); - #ifdef CONFIG_X86_IO_APIC /* This is virtual hardware; timer routing is wired correctly */ no_timer_check = 1; #endif +} + +void vmi_activate(void) +{ + unsigned long flags; + + if (!vmi_rom) + return; + + local_irq_save(flags); + activate_vmi(); local_irq_restore(flags & X86_EFLAGS_IF); }
diff --git a/arch/x86/kernel/vsyscall_64.c b/arch/x86/kernel/vsyscall_64.c index 0b8b6690..ebf2f12 100644 --- a/arch/x86/kernel/vsyscall_64.c +++ b/arch/x86/kernel/vsyscall_64.c
@@ -128,7 +128,16 @@ gettimeofday(tv,NULL); return; } + + /* + * Surround the RDTSC by barriers, to make sure it's not + * speculated to outside the seqlock critical section and + * does not cause time warps: + */ + rdtsc_barrier(); now = vread(); + rdtsc_barrier(); + base = __vsyscall_gtod_data.clock.cycle_last; mask = __vsyscall_gtod_data.clock.mask; mult = __vsyscall_gtod_data.clock.mult;
diff --git a/arch/x86/mach-generic/bigsmp.c b/arch/x86/mach-generic/bigsmp.c index 3c3b471..3624a36 100644 --- a/arch/x86/mach-generic/bigsmp.c +++ b/arch/x86/mach-generic/bigsmp.c
@@ -17,6 +17,7 @@ #include <asm/bigsmp/apic.h> #include <asm/bigsmp/ipi.h> #include <asm/mach-default/mach_mpparse.h> +#include <asm/mach-default/mach_wakecpu.h> static int dmi_bigsmp; /* can be set by dmi scanners */
diff --git a/arch/x86/mach-generic/default.c b/arch/x86/mach-generic/default.c index 9e835a1..e63a4a7 100644 --- a/arch/x86/mach-generic/default.c +++ b/arch/x86/mach-generic/default.c
@@ -16,6 +16,7 @@ #include <asm/mach-default/mach_apic.h> #include <asm/mach-default/mach_ipi.h> #include <asm/mach-default/mach_mpparse.h> +#include <asm/mach-default/mach_wakecpu.h> /* should be called last. */ static int probe_default(void)
diff --git a/arch/x86/mach-generic/es7000.c b/arch/x86/mach-generic/es7000.c index 28459ca..7b4e6d0 100644 --- a/arch/x86/mach-generic/es7000.c +++ b/arch/x86/mach-generic/es7000.c
@@ -16,7 +16,19 @@ #include <asm/es7000/apic.h> #include <asm/es7000/ipi.h> #include <asm/es7000/mpparse.h> -#include <asm/es7000/wakecpu.h> +#include <asm/mach-default/mach_wakecpu.h> + +void __init es7000_update_genapic_to_cluster(void) +{ + genapic->target_cpus = target_cpus_cluster; + genapic->int_delivery_mode = INT_DELIVERY_MODE_CLUSTER; + genapic->int_dest_mode = INT_DEST_MODE_CLUSTER; + genapic->no_balance_irq = NO_BALANCE_IRQ_CLUSTER; + + genapic->init_apic_ldr = init_apic_ldr_cluster; + + genapic->cpu_mask_to_apicid = cpu_mask_to_apicid_cluster; +} static int probe_es7000(void) {
diff --git a/arch/x86/mach-generic/probe.c b/arch/x86/mach-generic/probe.c index 5a7e461..c346d9d 100644 --- a/arch/x86/mach-generic/probe.c +++ b/arch/x86/mach-generic/probe.c
@@ -15,6 +15,7 @@ #include <asm/mpspec.h> #include <asm/apicdef.h> #include <asm/genapic.h> +#include <asm/setup.h> extern struct genapic apic_numaq; extern struct genapic apic_summit; @@ -57,6 +58,9 @@ } } + if (x86_quirks->update_genapic) + x86_quirks->update_genapic(); + /* Parsed again by __setup for debug/verbose */ return 0; } @@ -72,12 +76,15 @@ * - we find more than 8 CPUs in acpi LAPIC listing with xAPIC support */ - if (!cmdline_apic && genapic == &apic_default) + if (!cmdline_apic && genapic == &apic_default) { if (apic_bigsmp.probe()) { genapic = &apic_bigsmp; + if (x86_quirks->update_genapic) + x86_quirks->update_genapic(); printk(KERN_INFO "Overriding APIC driver with %s\n", genapic->name); } + } #endif } @@ -94,6 +101,9 @@ /* Not visible without early console */ if (!apic_probe[i]) panic("Didn't find an APIC driver"); + + if (x86_quirks->update_genapic) + x86_quirks->update_genapic(); } printk(KERN_INFO "Using APIC driver %s\n", genapic->name); } @@ -108,6 +118,8 @@ if (apic_probe[i]->mps_oem_check(mpc, oem, productid)) { if (!cmdline_apic) { genapic = apic_probe[i]; + if (x86_quirks->update_genapic) + x86_quirks->update_genapic(); printk(KERN_INFO "Switched to APIC driver `%s'.\n", genapic->name); } @@ -124,6 +136,8 @@ if (apic_probe[i]->acpi_madt_oem_check(oem_id, oem_table_id)) { if (!cmdline_apic) { genapic = apic_probe[i]; + if (x86_quirks->update_genapic) + x86_quirks->update_genapic(); printk(KERN_INFO "Switched to APIC driver `%s'.\n", genapic->name); }
diff --git a/arch/x86/mach-generic/summit.c b/arch/x86/mach-generic/summit.c index 6272b5e..2c6d234 100644 --- a/arch/x86/mach-generic/summit.c +++ b/arch/x86/mach-generic/summit.c
@@ -16,6 +16,7 @@ #include <asm/summit/apic.h> #include <asm/summit/ipi.h> #include <asm/summit/mpparse.h> +#include <asm/mach-default/mach_wakecpu.h> static int probe_summit(void) {
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index 31e8730..20ef272 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c
@@ -413,6 +413,7 @@ unsigned long error_code) { unsigned long flags = oops_begin(); + int sig = SIGKILL; struct task_struct *tsk; printk(KERN_ALERT "%s: Corrupted page table at address %lx\n", @@ -423,8 +424,8 @@ tsk->thread.trap_no = 14; tsk->thread.error_code = error_code; if (__die("Bad pagetable", regs, error_code)) - regs = NULL; - oops_end(flags, regs, SIGKILL); + sig = 0; + oops_end(flags, regs, sig); } #endif @@ -590,6 +591,7 @@ int fault; #ifdef CONFIG_X86_64 unsigned long flags; + int sig; #endif tsk = current; @@ -849,11 +851,12 @@ bust_spinlocks(0); do_exit(SIGKILL); #else + sig = SIGKILL; if (__die("Oops", regs, error_code)) - regs = NULL; + sig = 0; /* Executive summary in case the body of the oops scrolled away */ printk(KERN_EMERG "CR2: %016lx\n", address); - oops_end(flags, regs, SIGKILL); + oops_end(flags, regs, sig); #endif /*
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index c483f42..800e1d9 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c
@@ -67,7 +67,7 @@ static int __initdata after_init_bootmem; -static __init void *alloc_low_page(unsigned long *phys) +static __init void *alloc_low_page(void) { unsigned long pfn = table_end++; void *adr; @@ -77,7 +77,6 @@ adr = __va(pfn * PAGE_SIZE); memset(adr, 0, PAGE_SIZE); - *phys = pfn * PAGE_SIZE; return adr; } @@ -92,16 +91,17 @@ pmd_t *pmd_table; #ifdef CONFIG_X86_PAE - unsigned long phys; if (!(pgd_val(*pgd) & _PAGE_PRESENT)) { if (after_init_bootmem) pmd_table = (pmd_t *)alloc_bootmem_low_pages(PAGE_SIZE); else - pmd_table = (pmd_t *)alloc_low_page(&phys); + pmd_table = (pmd_t *)alloc_low_page(); paravirt_alloc_pmd(&init_mm, __pa(pmd_table) >> PAGE_SHIFT); set_pgd(pgd, __pgd(__pa(pmd_table) | _PAGE_PRESENT)); pud = pud_offset(pgd, 0); BUG_ON(pmd_table != pmd_offset(pud, 0)); + + return pmd_table; } #endif pud = pud_offset(pgd, 0); @@ -126,10 +126,8 @@ if (!page_table) page_table = (pte_t *)alloc_bootmem_low_pages(PAGE_SIZE); - } else { - unsigned long phys; - page_table = (pte_t *)alloc_low_page(&phys); - } + } else + page_table = (pte_t *)alloc_low_page(); paravirt_alloc_pte(&init_mm, __pa(page_table) >> PAGE_SHIFT); set_pmd(pmd, __pmd(__pa(page_table) | _PAGE_TABLE)); @@ -969,8 +967,6 @@ int codesize, reservedpages, datasize, initsize; int tmp; - start_periodic_check_for_corruption(); - #ifdef CONFIG_FLATMEM BUG_ON(!mem_map); #endif @@ -1040,11 +1036,25 @@ (unsigned long)&_text, (unsigned long)&_etext, ((unsigned long)&_etext - (unsigned long)&_text) >> 10); + /* + * Check boundaries twice: Some fundamental inconsistencies can + * be detected at build time already. + */ +#define __FIXADDR_TOP (-PAGE_SIZE) +#ifdef CONFIG_HIGHMEM + BUILD_BUG_ON(PKMAP_BASE + LAST_PKMAP*PAGE_SIZE > FIXADDR_START); + BUILD_BUG_ON(VMALLOC_END > PKMAP_BASE); +#endif +#define high_memory (-128UL << 20) + BUILD_BUG_ON(VMALLOC_START >= VMALLOC_END); +#undef high_memory +#undef __FIXADDR_TOP + #ifdef CONFIG_HIGHMEM BUG_ON(PKMAP_BASE + LAST_PKMAP*PAGE_SIZE > FIXADDR_START); BUG_ON(VMALLOC_END > PKMAP_BASE); #endif - BUG_ON(VMALLOC_START > VMALLOC_END); + BUG_ON(VMALLOC_START >= VMALLOC_END); BUG_ON((unsigned long)high_memory > VMALLOC_START); if (boot_cpu_data.wp_works_ok < 0)
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 9db01db..9f7a0d2 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c
@@ -902,8 +902,6 @@ long codesize, reservedpages, datasize, initsize; unsigned long absent_pages; - start_periodic_check_for_corruption(); - pci_iommu_alloc(); /* clear_bss() already clear the empty_zero_page */
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index d4c4307..bd85d42 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c
@@ -223,7 +223,8 @@ * Check if the request spans more than any BAR in the iomem resource * tree. */ - WARN_ON(iomem_map_sanity_check(phys_addr, size)); + WARN_ONCE(iomem_map_sanity_check(phys_addr, size), + KERN_INFO "Info: mapping multiple BARs. Your kernel is fine."); /* * Don't allow anybody to remap normal RAM that we're using..
diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c index eb1bf00..541bcc9 100644 --- a/arch/x86/mm/pat.c +++ b/arch/x86/mm/pat.c
@@ -596,6 +596,242 @@ free_memtype(addr, addr + size); } +/* + * Internal interface to reserve a range of physical memory with prot. + * Reserved non RAM regions only and after successful reserve_memtype, + * this func also keeps identity mapping (if any) in sync with this new prot. + */ +static int reserve_pfn_range(u64 paddr, unsigned long size, pgprot_t vma_prot) +{ + int is_ram = 0; + int id_sz, ret; + unsigned long flags; + unsigned long want_flags = (pgprot_val(vma_prot) & _PAGE_CACHE_MASK); + + is_ram = pagerange_is_ram(paddr, paddr + size); + + if (is_ram != 0) { + /* + * For mapping RAM pages, drivers need to call + * set_memory_[uc|wc|wb] directly, for reserve and free, before + * setting up the PTE. + */ + WARN_ON_ONCE(1); + return 0; + } + + ret = reserve_memtype(paddr, paddr + size, want_flags, &flags); + if (ret) + return ret; + + if (flags != want_flags) { + free_memtype(paddr, paddr + size); + printk(KERN_ERR + "%s:%d map pfn expected mapping type %s for %Lx-%Lx, got %s\n", + current->comm, current->pid, + cattr_name(want_flags), + (unsigned long long)paddr, + (unsigned long long)(paddr + size), + cattr_name(flags)); + return -EINVAL; + } + + /* Need to keep identity mapping in sync */ + if (paddr >= __pa(high_memory)) + return 0; + + id_sz = (__pa(high_memory) < paddr + size) ? + __pa(high_memory) - paddr : + size; + + if (ioremap_change_attr((unsigned long)__va(paddr), id_sz, flags) < 0) { + free_memtype(paddr, paddr + size); + printk(KERN_ERR + "%s:%d reserve_pfn_range ioremap_change_attr failed %s " + "for %Lx-%Lx\n", + current->comm, current->pid, + cattr_name(flags), + (unsigned long long)paddr, + (unsigned long long)(paddr + size)); + return -EINVAL; + } + return 0; +} + +/* + * Internal interface to free a range of physical memory. + * Frees non RAM regions only. + */ +static void free_pfn_range(u64 paddr, unsigned long size) +{ + int is_ram; + + is_ram = pagerange_is_ram(paddr, paddr + size); + if (is_ram == 0) + free_memtype(paddr, paddr + size); +} + +/* + * track_pfn_vma_copy is called when vma that is covering the pfnmap gets + * copied through copy_page_range(). + * + * If the vma has a linear pfn mapping for the entire range, we get the prot + * from pte and reserve the entire vma range with single reserve_pfn_range call. + * Otherwise, we reserve the entire vma range, my ging through the PTEs page + * by page to get physical address and protection. + */ +int track_pfn_vma_copy(struct vm_area_struct *vma) +{ + int retval = 0; + unsigned long i, j; + u64 paddr; + unsigned long prot; + unsigned long vma_start = vma->vm_start; + unsigned long vma_end = vma->vm_end; + unsigned long vma_size = vma_end - vma_start; + + if (!pat_enabled) + return 0; + + if (is_linear_pfn_mapping(vma)) { + /* + * reserve the whole chunk covered by vma. We need the + * starting address and protection from pte. + */ + if (follow_phys(vma, vma_start, 0, &prot, &paddr)) { + WARN_ON_ONCE(1); + return -EINVAL; + } + return reserve_pfn_range(paddr, vma_size, __pgprot(prot)); + } + + /* reserve entire vma page by page, using pfn and prot from pte */ + for (i = 0; i < vma_size; i += PAGE_SIZE) { + if (follow_phys(vma, vma_start + i, 0, &prot, &paddr)) + continue; + + retval = reserve_pfn_range(paddr, PAGE_SIZE, __pgprot(prot)); + if (retval) + goto cleanup_ret; + } + return 0; + +cleanup_ret: + /* Reserve error: Cleanup partial reservation and return error */ + for (j = 0; j < i; j += PAGE_SIZE) { + if (follow_phys(vma, vma_start + j, 0, &prot, &paddr)) + continue; + + free_pfn_range(paddr, PAGE_SIZE); + } + + return retval; +} + +/* + * track_pfn_vma_new is called when a _new_ pfn mapping is being established + * for physical range indicated by pfn and size. + * + * prot is passed in as a parameter for the new mapping. If the vma has a + * linear pfn mapping for the entire range reserve the entire vma range with + * single reserve_pfn_range call. + * Otherwise, we look t the pfn and size and reserve only the specified range + * page by page. + * + * Note that this function can be called with caller trying to map only a + * subrange/page inside the vma. + */ +int track_pfn_vma_new(struct vm_area_struct *vma, pgprot_t prot, + unsigned long pfn, unsigned long size) +{ + int retval = 0; + unsigned long i, j; + u64 base_paddr; + u64 paddr; + unsigned long vma_start = vma->vm_start; + unsigned long vma_end = vma->vm_end; + unsigned long vma_size = vma_end - vma_start; + + if (!pat_enabled) + return 0; + + if (is_linear_pfn_mapping(vma)) { + /* reserve the whole chunk starting from vm_pgoff */ + paddr = (u64)vma->vm_pgoff << PAGE_SHIFT; + return reserve_pfn_range(paddr, vma_size, prot); + } + + /* reserve page by page using pfn and size */ + base_paddr = (u64)pfn << PAGE_SHIFT; + for (i = 0; i < size; i += PAGE_SIZE) { + paddr = base_paddr + i; + retval = reserve_pfn_range(paddr, PAGE_SIZE, prot); + if (retval) + goto cleanup_ret; + } + return 0; + +cleanup_ret: + /* Reserve error: Cleanup partial reservation and return error */ + for (j = 0; j < i; j += PAGE_SIZE) { + paddr = base_paddr + j; + free_pfn_range(paddr, PAGE_SIZE); + } + + return retval; +} + +/* + * untrack_pfn_vma is called while unmapping a pfnmap for a region. + * untrack can be called for a specific region indicated by pfn and size or + * can be for the entire vma (in which case size can be zero). + */ +void untrack_pfn_vma(struct vm_area_struct *vma, unsigned long pfn, + unsigned long size) +{ + unsigned long i; + u64 paddr; + unsigned long prot; + unsigned long vma_start = vma->vm_start; + unsigned long vma_end = vma->vm_end; + unsigned long vma_size = vma_end - vma_start; + + if (!pat_enabled) + return; + + if (is_linear_pfn_mapping(vma)) { + /* free the whole chunk starting from vm_pgoff */ + paddr = (u64)vma->vm_pgoff << PAGE_SHIFT; + free_pfn_range(paddr, vma_size); + return; + } + + if (size != 0 && size != vma_size) { + /* free page by page, using pfn and size */ + paddr = (u64)pfn << PAGE_SHIFT; + for (i = 0; i < size; i += PAGE_SIZE) { + paddr = paddr + i; + free_pfn_range(paddr, PAGE_SIZE); + } + } else { + /* free entire vma, page by page, using the pfn from pte */ + for (i = 0; i < vma_size; i += PAGE_SIZE) { + if (follow_phys(vma, vma_start + i, 0, &prot, &paddr)) + continue; + + free_pfn_range(paddr, PAGE_SIZE); + } + } +} + +pgprot_t pgprot_writecombine(pgprot_t prot) +{ + if (pat_enabled) + return __pgprot(pgprot_val(prot) | _PAGE_CACHE_WC); + else + return pgprot_noncached(prot); +} + #if defined(CONFIG_DEBUG_FS) && defined(CONFIG_X86_PAT) /* get Nth element of the linked list */
diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c index b67732b..bb1a01f 100644 --- a/arch/x86/pci/common.c +++ b/arch/x86/pci/common.c
@@ -23,6 +23,12 @@ unsigned int pci_early_dump_regs; static int pci_bf_sort; int pci_routeirq; +int noioapicquirk; +#ifdef CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS +int noioapicreroute = 0; +#else +int noioapicreroute = 1; +#endif int pcibios_last_bus = -1; unsigned long pirq_table_addr; struct pci_bus *pci_root_bus; @@ -519,6 +525,17 @@ } else if (!strcmp(str, "skip_isa_align")) { pci_probe |= PCI_CAN_SKIP_ISA_ALIGN; return NULL; + } else if (!strcmp(str, "noioapicquirk")) { + noioapicquirk = 1; + return NULL; + } else if (!strcmp(str, "ioapicreroute")) { + if (noioapicreroute != -1) + noioapicreroute = 0; + return NULL; + } else if (!strcmp(str, "noioapicreroute")) { + if (noioapicreroute != -1) + noioapicreroute = 1; + return NULL; } return str; }
diff --git a/arch/x86/pci/direct.c b/arch/x86/pci/direct.c index 9915293..9a5af6c 100644 --- a/arch/x86/pci/direct.c +++ b/arch/x86/pci/direct.c
@@ -173,7 +173,7 @@ #undef PCI_CONF2_ADDRESS -static struct pci_raw_ops pci_direct_conf2 = { +struct pci_raw_ops pci_direct_conf2 = { .read = pci_conf2_read, .write = pci_conf2_write, }; @@ -289,6 +289,7 @@ if (pci_check_type1()) { raw_pci_ops = &pci_direct_conf1; + port_cf9_safe = true; return 1; } release_resource(region); @@ -305,6 +306,7 @@ if (pci_check_type2()) { raw_pci_ops = &pci_direct_conf2; + port_cf9_safe = true; return 2; }
diff --git a/arch/x86/pci/pci.h b/arch/x86/pci/pci.h index 15b9cf6b..1959018 100644 --- a/arch/x86/pci/pci.h +++ b/arch/x86/pci/pci.h
@@ -96,6 +96,7 @@ extern struct pci_raw_ops *raw_pci_ext_ops; extern struct pci_raw_ops pci_direct_conf1; +extern bool port_cf9_safe; /* arch_initcall level */ extern int pci_direct_probe(void);
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 5e4686d..bea2152 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c
@@ -28,6 +28,7 @@ #include <linux/console.h> #include <xen/interface/xen.h> +#include <xen/interface/version.h> #include <xen/interface/physdev.h> #include <xen/interface/vcpu.h> #include <xen/features.h> @@ -793,7 +794,7 @@ ret = 0; - switch(msr) { + switch (msr) { #ifdef CONFIG_X86_64 unsigned which; u64 base; @@ -1453,7 +1454,7 @@ ident_pte = 0; pfn = 0; - for(pmdidx = 0; pmdidx < PTRS_PER_PMD && pfn < max_pfn; pmdidx++) { + for (pmdidx = 0; pmdidx < PTRS_PER_PMD && pfn < max_pfn; pmdidx++) { pte_t *pte_page; /* Reuse or allocate a page of ptes */ @@ -1471,7 +1472,7 @@ } /* Install mappings */ - for(pteidx = 0; pteidx < PTRS_PER_PTE; pteidx++, pfn++) { + for (pteidx = 0; pteidx < PTRS_PER_PTE; pteidx++, pfn++) { pte_t pte; if (pfn > max_pfn_mapped) @@ -1485,7 +1486,7 @@ } } - for(pteidx = 0; pteidx < ident_pte; pteidx += PTRS_PER_PTE) + for (pteidx = 0; pteidx < ident_pte; pteidx += PTRS_PER_PTE) set_page_prot(&level1_ident_pgt[pteidx], PAGE_KERNEL_RO); set_page_prot(pmd, PAGE_KERNEL_RO); @@ -1499,7 +1500,7 @@ /* All levels are converted the same way, so just treat them as ptes. */ - for(i = 0; i < PTRS_PER_PTE; i++) + for (i = 0; i < PTRS_PER_PTE; i++) pte[i] = xen_make_pte(pte[i].pte); } @@ -1514,7 +1515,8 @@ * of the physical mapping once some sort of allocator has been set * up. */ -static __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd, unsigned long max_pfn) +static __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd, + unsigned long max_pfn) { pud_t *l3; pmd_t *l2; @@ -1577,7 +1579,8 @@ #else /* !CONFIG_X86_64 */ static pmd_t level2_kernel_pgt[PTRS_PER_PMD] __page_aligned_bss; -static __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd, unsigned long max_pfn) +static __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd, + unsigned long max_pfn) { pmd_t *kernel_pmd;
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 636ef4c..773d68d 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c
@@ -154,13 +154,13 @@ { unsigned pfn, idx; - for(pfn = 0; pfn < MAX_DOMAIN_PAGES; pfn += P2M_ENTRIES_PER_PAGE) { + for (pfn = 0; pfn < MAX_DOMAIN_PAGES; pfn += P2M_ENTRIES_PER_PAGE) { unsigned topidx = p2m_top_index(pfn); p2m_top_mfn[topidx] = virt_to_mfn(p2m_top[topidx]); } - for(idx = 0; idx < ARRAY_SIZE(p2m_top_mfn_list); idx++) { + for (idx = 0; idx < ARRAY_SIZE(p2m_top_mfn_list); idx++) { unsigned topidx = idx * P2M_ENTRIES_PER_PAGE; p2m_top_mfn_list[idx] = virt_to_mfn(&p2m_top_mfn[topidx]); } @@ -179,7 +179,7 @@ unsigned long max_pfn = min(MAX_DOMAIN_PAGES, xen_start_info->nr_pages); unsigned pfn; - for(pfn = 0; pfn < max_pfn; pfn += P2M_ENTRIES_PER_PAGE) { + for (pfn = 0; pfn < max_pfn; pfn += P2M_ENTRIES_PER_PAGE) { unsigned topidx = p2m_top_index(pfn); p2m_top[topidx] = &mfn_list[pfn]; @@ -207,7 +207,7 @@ p = (void *)__get_free_page(GFP_KERNEL | __GFP_NOFAIL); BUG_ON(p == NULL); - for(i = 0; i < P2M_ENTRIES_PER_PAGE; i++) + for (i = 0; i < P2M_ENTRIES_PER_PAGE; i++) p[i] = INVALID_P2M_ENTRY; if (cmpxchg(pp, p2m_missing, p) != p2m_missing) @@ -407,7 +407,8 @@ preempt_enable(); } -pte_t xen_ptep_modify_prot_start(struct mm_struct *mm, unsigned long addr, pte_t *ptep) +pte_t xen_ptep_modify_prot_start(struct mm_struct *mm, + unsigned long addr, pte_t *ptep) { /* Just return the pte as-is. We preserve the bits on commit */ return *ptep; @@ -878,7 +879,8 @@ if (user_pgd) { xen_pin_page(mm, virt_to_page(user_pgd), PT_PGD); - xen_do_pin(MMUEXT_PIN_L4_TABLE, PFN_DOWN(__pa(user_pgd))); + xen_do_pin(MMUEXT_PIN_L4_TABLE, + PFN_DOWN(__pa(user_pgd))); } } #else /* CONFIG_X86_32 */ @@ -993,7 +995,8 @@ pgd_t *user_pgd = xen_get_user_pgd(pgd); if (user_pgd) { - xen_do_pin(MMUEXT_UNPIN_TABLE, PFN_DOWN(__pa(user_pgd))); + xen_do_pin(MMUEXT_UNPIN_TABLE, + PFN_DOWN(__pa(user_pgd))); xen_unpin_page(mm, virt_to_page(user_pgd), PT_PGD); } }
diff --git a/arch/x86/xen/multicalls.c b/arch/x86/xen/multicalls.c index 8ea8a0d..c738644 100644 --- a/arch/x86/xen/multicalls.c +++ b/arch/x86/xen/multicalls.c
@@ -154,7 +154,7 @@ ret, smp_processor_id()); dump_stack(); for (i = 0; i < b->mcidx; i++) { - printk(" call %2d/%d: op=%lu arg=[%lx] result=%ld\n", + printk(KERN_DEBUG " call %2d/%d: op=%lu arg=[%lx] result=%ld\n", i+1, b->mcidx, b->debug[i].op, b->debug[i].args[0],
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index d679010..15c6c68 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c
@@ -28,6 +28,9 @@ /* These are code, but not functions. Defined in entry.S */ extern const char xen_hypervisor_callback[]; extern const char xen_failsafe_callback[]; +extern void xen_sysenter_target(void); +extern void xen_syscall_target(void); +extern void xen_syscall32_target(void); /** @@ -110,7 +113,6 @@ void __cpuinit xen_enable_sysenter(void) { - extern void xen_sysenter_target(void); int ret; unsigned sysenter_feature; @@ -132,8 +134,6 @@ { #ifdef CONFIG_X86_64 int ret; - extern void xen_syscall_target(void); - extern void xen_syscall32_target(void); ret = register_callback(CALLBACKTYPE_syscall, xen_syscall_target); if (ret != 0) { @@ -160,7 +160,8 @@ HYPERVISOR_vm_assist(VMASST_CMD_enable, VMASST_TYPE_writable_pagetables); if (!xen_feature(XENFEAT_auto_translated_physmap)) - HYPERVISOR_vm_assist(VMASST_CMD_enable, VMASST_TYPE_pae_extended_cr3); + HYPERVISOR_vm_assist(VMASST_CMD_enable, + VMASST_TYPE_pae_extended_cr3); if (register_callback(CALLBACKTYPE_event, xen_hypervisor_callback) || register_callback(CALLBACKTYPE_failsafe, xen_failsafe_callback))
diff --git a/crypto/Kconfig b/crypto/Kconfig index 39dbd8e..dc20a34b 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig
@@ -31,35 +31,63 @@ config CRYPTO_ALGAPI tristate + select CRYPTO_ALGAPI2 help This option provides the API for cryptographic algorithms. +config CRYPTO_ALGAPI2 + tristate + config CRYPTO_AEAD tristate + select CRYPTO_AEAD2 select CRYPTO_ALGAPI +config CRYPTO_AEAD2 + tristate + select CRYPTO_ALGAPI2 + config CRYPTO_BLKCIPHER tristate + select CRYPTO_BLKCIPHER2 select CRYPTO_ALGAPI - select CRYPTO_RNG + +config CRYPTO_BLKCIPHER2 + tristate + select CRYPTO_ALGAPI2 + select CRYPTO_RNG2 config CRYPTO_HASH tristate + select CRYPTO_HASH2 select CRYPTO_ALGAPI +config CRYPTO_HASH2 + tristate + select CRYPTO_ALGAPI2 + config CRYPTO_RNG tristate + select CRYPTO_RNG2 select CRYPTO_ALGAPI +config CRYPTO_RNG2 + tristate + select CRYPTO_ALGAPI2 + config CRYPTO_MANAGER tristate "Cryptographic algorithm manager" - select CRYPTO_AEAD - select CRYPTO_HASH - select CRYPTO_BLKCIPHER + select CRYPTO_MANAGER2 help Create default cryptographic template instantiations such as cbc(aes). +config CRYPTO_MANAGER2 + def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y) + select CRYPTO_AEAD2 + select CRYPTO_HASH2 + select CRYPTO_BLKCIPHER2 + config CRYPTO_GF128MUL tristate "GF(2^128) multiplication functions (EXPERIMENTAL)" depends on EXPERIMENTAL
diff --git a/crypto/Makefile b/crypto/Makefile index 5862b80..cd4a4ed 100644 --- a/crypto/Makefile +++ b/crypto/Makefile
@@ -9,24 +9,24 @@ crypto_algapi-$(CONFIG_PROC_FS) += proc.o crypto_algapi-objs := algapi.o scatterwalk.o $(crypto_algapi-y) -obj-$(CONFIG_CRYPTO_ALGAPI) += crypto_algapi.o +obj-$(CONFIG_CRYPTO_ALGAPI2) += crypto_algapi.o -obj-$(CONFIG_CRYPTO_AEAD) += aead.o +obj-$(CONFIG_CRYPTO_AEAD2) += aead.o crypto_blkcipher-objs := ablkcipher.o crypto_blkcipher-objs += blkcipher.o -obj-$(CONFIG_CRYPTO_BLKCIPHER) += crypto_blkcipher.o -obj-$(CONFIG_CRYPTO_BLKCIPHER) += chainiv.o -obj-$(CONFIG_CRYPTO_BLKCIPHER) += eseqiv.o +obj-$(CONFIG_CRYPTO_BLKCIPHER2) += crypto_blkcipher.o +obj-$(CONFIG_CRYPTO_BLKCIPHER2) += chainiv.o +obj-$(CONFIG_CRYPTO_BLKCIPHER2) += eseqiv.o obj-$(CONFIG_CRYPTO_SEQIV) += seqiv.o crypto_hash-objs := hash.o crypto_hash-objs += ahash.o -obj-$(CONFIG_CRYPTO_HASH) += crypto_hash.o +obj-$(CONFIG_CRYPTO_HASH2) += crypto_hash.o cryptomgr-objs := algboss.o testmgr.o -obj-$(CONFIG_CRYPTO_MANAGER) += cryptomgr.o +obj-$(CONFIG_CRYPTO_MANAGER2) += cryptomgr.o obj-$(CONFIG_CRYPTO_HMAC) += hmac.o obj-$(CONFIG_CRYPTO_XCBC) += xcbc.o obj-$(CONFIG_CRYPTO_NULL) += crypto_null.o @@ -73,8 +73,8 @@ obj-$(CONFIG_CRYPTO_CRC32C) += crc32c.o obj-$(CONFIG_CRYPTO_AUTHENC) += authenc.o obj-$(CONFIG_CRYPTO_LZO) += lzo.o -obj-$(CONFIG_CRYPTO_RNG) += rng.o -obj-$(CONFIG_CRYPTO_RNG) += krng.o +obj-$(CONFIG_CRYPTO_RNG2) += rng.o +obj-$(CONFIG_CRYPTO_RNG2) += krng.o obj-$(CONFIG_CRYPTO_ANSI_CPRNG) += ansi_cprng.o obj-$(CONFIG_CRYPTO_TEST) += tcrypt.o
diff --git a/crypto/async_tx/async_xor.c b/crypto/async_tx/async_xor.c index c029d3e..595b786 100644 --- a/crypto/async_tx/async_xor.c +++ b/crypto/async_tx/async_xor.c
@@ -53,10 +53,17 @@ int xor_src_cnt; dma_addr_t dma_dest; - dma_dest = dma_map_page(dma->dev, dest, offset, len, DMA_FROM_DEVICE); - for (i = 0; i < src_cnt; i++) + /* map the dest bidrectional in case it is re-used as a source */ + dma_dest = dma_map_page(dma->dev, dest, offset, len, DMA_BIDIRECTIONAL); + for (i = 0; i < src_cnt; i++) { + /* only map the dest once */ + if (unlikely(src_list[i] == dest)) { + dma_src[i] = dma_dest; + continue; + } dma_src[i] = dma_map_page(dma->dev, src_list[i], offset, len, DMA_TO_DEVICE); + } while (src_cnt) { async_flags = flags;
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c index 11acaee..bf79d83 100644 --- a/drivers/acpi/pci_irq.c +++ b/drivers/acpi/pci_irq.c
@@ -384,6 +384,27 @@ return irq; } +#ifdef CONFIG_X86_IO_APIC +extern int noioapicquirk; + +static int bridge_has_boot_interrupt_variant(struct pci_bus *bus) +{ + struct pci_bus *bus_it; + + for (bus_it = bus ; bus_it ; bus_it = bus_it->parent) { + if (!bus_it->self) + return 0; + + printk(KERN_INFO "vendor=%04x device=%04x\n", bus_it->self->vendor, + bus_it->self->device); + + if (bus_it->self->irq_reroute_variant) + return bus_it->self->irq_reroute_variant; + } + return 0; +} +#endif /* CONFIG_X86_IO_APIC */ + /* * acpi_pci_irq_lookup * success: return IRQ >= 0 @@ -413,6 +434,41 @@ } ret = func(entry, triggering, polarity, link); + +#ifdef CONFIG_X86_IO_APIC + /* + * Some chipsets (e.g. intel 6700PXH) generate a legacy INTx when the + * IRQ entry in the chipset's IO-APIC is masked (as, e.g. the RT kernel + * does during interrupt handling). When this INTx generation cannot be + * disabled, we reroute these interrupts to their legacy equivalent to + * get rid of spurious interrupts. + */ + if (!noioapicquirk) { + switch (bridge_has_boot_interrupt_variant(bus)) { + case 0: + /* no rerouting necessary */ + break; + + case INTEL_IRQ_REROUTE_VARIANT: + /* + * Remap according to INTx routing table in 6700PXH + * specs, intel order number 302628-002, section + * 2.15.2. Other chipsets (80332, ...) have the same + * mapping and are handled here as well. + */ + printk(KERN_INFO "pci irq %d -> rerouted to legacy " + "irq %d\n", ret, (ret % 4) + 16); + ret = (ret % 4) + 16; + break; + + default: + printk(KERN_INFO "not rerouting irq %d to legacy irq: " + "unknown mapping\n", ret); + break; + } + } +#endif /* CONFIG_X86_IO_APIC */ + return ret; }
diff --git a/drivers/acpi/toshiba_acpi.c b/drivers/acpi/toshiba_acpi.c index 25f531d..40e60fc 100644 --- a/drivers/acpi/toshiba_acpi.c +++ b/drivers/acpi/toshiba_acpi.c
@@ -824,32 +824,36 @@ toshiba_acpi_exit(); return -ENOMEM; } - } - /* Register input device for kill switch */ - toshiba_acpi.poll_dev = input_allocate_polled_device(); - if (!toshiba_acpi.poll_dev) { - printk(MY_ERR "unable to allocate kill-switch input device\n"); - toshiba_acpi_exit(); - return -ENOMEM; - } - toshiba_acpi.poll_dev->private = &toshiba_acpi; - toshiba_acpi.poll_dev->poll = bt_poll_rfkill; - toshiba_acpi.poll_dev->poll_interval = 1000; /* msecs */ + /* Register input device for kill switch */ + toshiba_acpi.poll_dev = input_allocate_polled_device(); + if (!toshiba_acpi.poll_dev) { + printk(MY_ERR + "unable to allocate kill-switch input device\n"); + toshiba_acpi_exit(); + return -ENOMEM; + } + toshiba_acpi.poll_dev->private = &toshiba_acpi; + toshiba_acpi.poll_dev->poll = bt_poll_rfkill; + toshiba_acpi.poll_dev->poll_interval = 1000; /* msecs */ - toshiba_acpi.poll_dev->input->name = toshiba_acpi.rfk_name; - toshiba_acpi.poll_dev->input->id.bustype = BUS_HOST; - toshiba_acpi.poll_dev->input->id.vendor = 0x0930; /* Toshiba USB ID */ - set_bit(EV_SW, toshiba_acpi.poll_dev->input->evbit); - set_bit(SW_RFKILL_ALL, toshiba_acpi.poll_dev->input->swbit); - input_report_switch(toshiba_acpi.poll_dev->input, SW_RFKILL_ALL, TRUE); - input_sync(toshiba_acpi.poll_dev->input); + toshiba_acpi.poll_dev->input->name = toshiba_acpi.rfk_name; + toshiba_acpi.poll_dev->input->id.bustype = BUS_HOST; + /* Toshiba USB ID */ + toshiba_acpi.poll_dev->input->id.vendor = 0x0930; + set_bit(EV_SW, toshiba_acpi.poll_dev->input->evbit); + set_bit(SW_RFKILL_ALL, toshiba_acpi.poll_dev->input->swbit); + input_report_switch(toshiba_acpi.poll_dev->input, + SW_RFKILL_ALL, TRUE); + input_sync(toshiba_acpi.poll_dev->input); - ret = input_register_polled_device(toshiba_acpi.poll_dev); - if (ret) { - printk(MY_ERR "unable to register kill-switch input device\n"); - toshiba_acpi_exit(); - return ret; + ret = input_register_polled_device(toshiba_acpi.poll_dev); + if (ret) { + printk(MY_ERR + "unable to register kill-switch input device\n"); + toshiba_acpi_exit(); + return ret; + } } return 0;
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig index 78fbec8..421b7c7 100644 --- a/drivers/ata/Kconfig +++ b/drivers/ata/Kconfig
@@ -153,7 +153,7 @@ If unsure, say N. config SATA_SX4 - tristate "Promise SATA SX4 support" + tristate "Promise SATA SX4 support (Experimental)" depends on PCI && EXPERIMENTAL help This option enables support for Promise Serial ATA SX4. @@ -219,8 +219,8 @@ otherwise unsupported hardware. config PATA_ALI - tristate "ALi PATA support (Experimental)" - depends on PCI && EXPERIMENTAL + tristate "ALi PATA support" + depends on PCI help This option enables support for the ALi ATA interfaces found on the many ALi chipsets. @@ -263,7 +263,7 @@ If unsure, say N. config PATA_CMD640_PCI - tristate "CMD640 PCI PATA support (Very Experimental)" + tristate "CMD640 PCI PATA support (Experimental)" depends on PCI && EXPERIMENTAL help This option enables support for the CMD640 PCI IDE @@ -291,8 +291,8 @@ If unsure, say N. config PATA_CS5530 - tristate "CS5530 PATA support (Experimental)" - depends on PCI && EXPERIMENTAL + tristate "CS5530 PATA support" + depends on PCI help This option enables support for the Cyrix/NatSemi/AMD CS5530 companion chip used with the MediaGX/Geode processor family. @@ -309,8 +309,8 @@ If unsure, say N. config PATA_CS5536 - tristate "CS5536 PATA support (Experimental)" - depends on PCI && X86 && !X86_64 && EXPERIMENTAL + tristate "CS5536 PATA support" + depends on PCI && X86 && !X86_64 help This option enables support for the AMD CS5536 companion chip used with the Geode LX processor family. @@ -363,7 +363,7 @@ If unsure, say N. config PATA_HPT3X2N - tristate "HPT 372N/302N PATA support (Very Experimental)" + tristate "HPT 372N/302N PATA support (Experimental)" depends on PCI && EXPERIMENTAL help This option enables support for the N variant HPT PATA @@ -389,8 +389,8 @@ problems with DMA on this chipset. config PATA_ISAPNP - tristate "ISA Plug and Play PATA support (Experimental)" - depends on EXPERIMENTAL && ISAPNP + tristate "ISA Plug and Play PATA support" + depends on ISAPNP help This option enables support for ISA plug & play ATA controllers such as those found on old soundcards. @@ -498,8 +498,8 @@ If unsure, say N. config PATA_NS87410 - tristate "Nat Semi NS87410 PATA support (Experimental)" - depends on PCI && EXPERIMENTAL + tristate "Nat Semi NS87410 PATA support" + depends on PCI help This option enables support for the National Semiconductor NS87410 PCI-IDE controller. @@ -507,8 +507,8 @@ If unsure, say N. config PATA_NS87415 - tristate "Nat Semi NS87415 PATA support (Experimental)" - depends on PCI && EXPERIMENTAL + tristate "Nat Semi NS87415 PATA support" + depends on PCI help This option enables support for the National Semiconductor NS87415 PCI-IDE controller. @@ -544,8 +544,8 @@ If unsure, say N. config PATA_PDC_OLD - tristate "Older Promise PATA controller support (Experimental)" - depends on PCI && EXPERIMENTAL + tristate "Older Promise PATA controller support" + depends on PCI help This option enables support for the Promise 20246, 20262, 20263, 20265 and 20267 adapters. @@ -559,7 +559,7 @@ Support for QDI 6500 and 6580 PATA controllers on VESA local bus. config PATA_RADISYS - tristate "RADISYS 82600 PATA support (Very Experimental)" + tristate "RADISYS 82600 PATA support (Experimental)" depends on PCI && EXPERIMENTAL help This option enables support for the RADISYS 82600 @@ -586,8 +586,8 @@ If unsure, say N. config PATA_SC1200 - tristate "SC1200 PATA support (Very Experimental)" - depends on PCI && EXPERIMENTAL + tristate "SC1200 PATA support" + depends on PCI help This option enables support for the NatSemi/AMD SC1200 SoC companion chip used with the Geode processor family. @@ -620,8 +620,8 @@ If unsure, say N. config PATA_SIS - tristate "SiS PATA support (Experimental)" - depends on PCI && EXPERIMENTAL + tristate "SiS PATA support" + depends on PCI help This option enables support for SiS PATA controllers
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index d6d97d8..c11936e 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c
@@ -1072,7 +1072,14 @@ * matching is necessary because dmi_system_id.matches is * limited to four entries. */ - if (!strcmp(dmi_get_system_info(DMI_SYS_VENDOR), "TOSHIBA") && + if (dmi_get_system_info(DMI_SYS_VENDOR) && + dmi_get_system_info(DMI_PRODUCT_NAME) && + dmi_get_system_info(DMI_PRODUCT_VERSION) && + dmi_get_system_info(DMI_PRODUCT_SERIAL) && + dmi_get_system_info(DMI_BOARD_VENDOR) && + dmi_get_system_info(DMI_BOARD_NAME) && + dmi_get_system_info(DMI_BOARD_VERSION) && + !strcmp(dmi_get_system_info(DMI_SYS_VENDOR), "TOSHIBA") && !strcmp(dmi_get_system_info(DMI_PRODUCT_NAME), "000000") && !strcmp(dmi_get_system_info(DMI_PRODUCT_VERSION), "000000") && !strcmp(dmi_get_system_info(DMI_PRODUCT_SERIAL), "000000") &&
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 5e2eb74..bc6695e 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c
@@ -4050,17 +4050,70 @@ { "ST3160023AS", "3.42", ATA_HORKAGE_NONCQ }, /* Seagate NCQ + FLUSH CACHE firmware bug */ - { "ST31500341AS", "9JU138", ATA_HORKAGE_NONCQ | + { "ST31500341AS", "SD15", ATA_HORKAGE_NONCQ | ATA_HORKAGE_FIRMWARE_WARN }, - { "ST31000333AS", "9FZ136", ATA_HORKAGE_NONCQ | + { "ST31500341AS", "SD16", ATA_HORKAGE_NONCQ | ATA_HORKAGE_FIRMWARE_WARN }, - { "ST3640623AS", "9FZ164", ATA_HORKAGE_NONCQ | + { "ST31500341AS", "SD17", ATA_HORKAGE_NONCQ | ATA_HORKAGE_FIRMWARE_WARN }, - { "ST3640323AS", "9FZ134", ATA_HORKAGE_NONCQ | + { "ST31500341AS", "SD18", ATA_HORKAGE_NONCQ | ATA_HORKAGE_FIRMWARE_WARN }, - { "ST3320813AS", "9FZ182", ATA_HORKAGE_NONCQ | + { "ST31500341AS", "SD19", ATA_HORKAGE_NONCQ | ATA_HORKAGE_FIRMWARE_WARN }, - { "ST3320613AS", "9FZ162", ATA_HORKAGE_NONCQ | + + { "ST31000333AS", "SD15", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST31000333AS", "SD16", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST31000333AS", "SD17", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST31000333AS", "SD18", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST31000333AS", "SD19", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + + { "ST3640623AS", "SD15", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3640623AS", "SD16", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3640623AS", "SD17", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3640623AS", "SD18", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3640623AS", "SD19", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + + { "ST3640323AS", "SD15", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3640323AS", "SD16", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3640323AS", "SD17", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3640323AS", "SD18", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3640323AS", "SD19", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + + { "ST3320813AS", "SD15", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3320813AS", "SD16", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3320813AS", "SD17", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3320813AS", "SD18", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3320813AS", "SD19", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + + { "ST3320613AS", "SD15", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3320613AS", "SD16", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3320613AS", "SD17", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3320613AS", "SD18", ATA_HORKAGE_NONCQ | + ATA_HORKAGE_FIRMWARE_WARN }, + { "ST3320613AS", "SD19", ATA_HORKAGE_NONCQ | ATA_HORKAGE_FIRMWARE_WARN }, /* Blacklist entries taken from Silicon Image 3124/3132
diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c index f2b83ea..e0c4f05 100644 --- a/drivers/ata/pata_hpt366.c +++ b/drivers/ata/pata_hpt366.c
@@ -183,7 +183,9 @@ mask &= ~(0xF8 << ATA_SHIFT_UDMA); if (hpt_dma_blacklisted(adev, "UDMA4", bad_ata66_4)) mask &= ~(0xF0 << ATA_SHIFT_UDMA); - } + } else if (adev->class == ATA_DEV_ATAPI) + mask &= ~(ATA_MASK_MWDMA | ATA_MASK_UDMA); + return ata_bmdma_mode_filter(adev, mask); } @@ -211,11 +213,15 @@ static int hpt36x_cable_detect(struct ata_port *ap) { - u8 ata66; struct pci_dev *pdev = to_pci_dev(ap->host->dev); + u8 ata66; + /* + * Each channel of pata_hpt366 occupies separate PCI function + * as the primary channel and bit1 indicates the cable type. + */ pci_read_config_byte(pdev, 0x5A, &ata66); - if (ata66 & (1 << ap->port_no)) + if (ata66 & 2) return ATA_CBL_PATA40; return ATA_CBL_PATA80; } @@ -382,10 +388,10 @@ /* PCI clocking determines the ATA timing values to use */ /* info_hpt366 is safe against re-entry so we can scribble on it */ switch((reg1 & 0x700) >> 8) { - case 5: + case 9: hpriv = &hpt366_40; break; - case 9: + case 5: hpriv = &hpt366_25; break; default:
diff --git a/drivers/ata/pata_ninja32.c b/drivers/ata/pata_ninja32.c index 4e466ea..4dd9a3b 100644 --- a/drivers/ata/pata_ninja32.c +++ b/drivers/ata/pata_ninja32.c
@@ -44,7 +44,7 @@ #include <linux/libata.h> #define DRV_NAME "pata_ninja32" -#define DRV_VERSION "0.1.1" +#define DRV_VERSION "0.1.3" /** @@ -130,7 +130,8 @@ return rc; pci_set_master(dev); - /* Set up the register mappings */ + /* Set up the register mappings. We use the I/O mapping as only the + older chips also have MMIO on BAR 1 */ base = host->iomap[0]; if (!base) return -ENOMEM; @@ -167,8 +168,12 @@ #endif static const struct pci_device_id ninja32[] = { + { 0x10FC, 0x0003, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, + { 0x1145, 0x8008, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, + { 0x1145, 0xf008, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { 0x1145, 0xf021, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { 0x1145, 0xf024, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, + { 0x1145, 0xf02C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { }, };
diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c index d342366..e4be55e 100644 --- a/drivers/ata/pata_sis.c +++ b/drivers/ata/pata_sis.c
@@ -56,7 +56,6 @@ { 0x5513, 0x1043, 0x1107 }, /* ASUS A6K */ { 0x5513, 0x1734, 0x105F }, /* FSC Amilo A1630 */ { 0x5513, 0x1071, 0x8640 }, /* EasyNote K5305 */ - { 0x5513, 0x1039, 0x5513 }, /* Targa Visionary 1000 */ /* end marker */ { 0, } };
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 9364dc5..9f7c543 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c
@@ -1693,6 +1693,11 @@ for (i = 0; i <= h->highest_lun; i++) { int j; drv_found = 0; + + /* skip holes in the array from already deleted drives */ + if (h->drv[i].raid_level == -1) + continue; + for (j = 0; j < num_luns; j++) { memcpy(&lunid, &ld_buff->LUN[j][0], 4); lunid = le32_to_cpu(lunid);
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index edda7b6..dc7a8c3 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c
@@ -302,7 +302,7 @@ static void pkt_sysfs_dev_new(struct pktcdvd_device *pd) { if (class_pktcdvd) { - pd->dev = device_create(class_pktcdvd, NULL, pd->pkt_dev, NULL, + pd->dev = device_create(class_pktcdvd, NULL, MKDEV(0, 0), NULL, "%s", pd->name); if (IS_ERR(pd->dev)) pd->dev = NULL;
diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c index d16b024..7d2e91c 100644 --- a/drivers/cdrom/cdrom.c +++ b/drivers/cdrom/cdrom.c
@@ -2081,10 +2081,6 @@ if (!q) return -ENXIO; - rq = blk_get_request(q, READ, GFP_KERNEL); - if (!rq) - return -ENOMEM; - cdi->last_sense = 0; while (nframes) { @@ -2096,9 +2092,17 @@ len = nr * CD_FRAMESIZE_RAW; - ret = blk_rq_map_user(q, rq, NULL, ubuf, len, GFP_KERNEL); - if (ret) + rq = blk_get_request(q, READ, GFP_KERNEL); + if (!rq) { + ret = -ENOMEM; break; + } + + ret = blk_rq_map_user(q, rq, NULL, ubuf, len, GFP_KERNEL); + if (ret) { + blk_put_request(rq); + break; + } rq->cmd[0] = GPCMD_READ_CD; rq->cmd[1] = 1 << 2; @@ -2124,6 +2128,7 @@ if (blk_rq_unmap_user(bio)) ret = -EFAULT; + blk_put_request(rq); if (ret) break; @@ -2133,7 +2138,6 @@ ubuf += len; } - blk_put_request(rq); return ret; }
diff --git a/drivers/char/cp437.uni b/drivers/char/cp437.uni index 1f06889..bc61634 100644 --- a/drivers/char/cp437.uni +++ b/drivers/char/cp437.uni
@@ -27,7 +27,7 @@ 0x0c U+2640 0x0d U+266a 0x0e U+266b -0x0f U+263c +0x0f U+263c U+00a4 0x10 U+25b6 U+25ba 0x11 U+25c0 U+25c4 0x12 U+2195 @@ -55,7 +55,7 @@ 0x24 U+0024 0x25 U+0025 0x26 U+0026 -0x27 U+0027 +0x27 U+0027 U+00b4 0x28 U+0028 0x29 U+0029 0x2a U+002a @@ -84,7 +84,7 @@ 0x41 U+0041 U+00c0 U+00c1 U+00c2 U+00c3 0x42 U+0042 0x43 U+0043 U+00a9 -0x44 U+0044 +0x44 U+0044 U+00d0 0x45 U+0045 U+00c8 U+00ca U+00cb 0x46 U+0046 0x47 U+0047 @@ -140,7 +140,7 @@ 0x79 U+0079 U+00fd 0x7a U+007a 0x7b U+007b -0x7c U+007c U+00a5 +0x7c U+007c U+00a6 0x7d U+007d 0x7e U+007e # @@ -263,10 +263,10 @@ 0xe8 U+03a6 U+00d8 0xe9 U+0398 0xea U+03a9 U+2126 -0xeb U+03b4 +0xeb U+03b4 U+00f0 0xec U+221e 0xed U+03c6 U+00f8 -0xee U+03b5 +0xee U+03b5 U+2208 0xef U+2229 0xf0 U+2261 0xf1 U+00b1
diff --git a/drivers/char/vt.c b/drivers/char/vt.c index a5af607..008176e 100644 --- a/drivers/char/vt.c +++ b/drivers/char/vt.c
@@ -2274,7 +2274,7 @@ continue; /* nothing to display */ } /* Glyph not found */ - if ((!(vc->vc_utf && !vc->vc_disp_ctrl) || c < 128) && !(c & ~charmask)) { + if ((!(vc->vc_utf && !vc->vc_disp_ctrl) && c < 128) && !(c & ~charmask)) { /* In legacy mode use the glyph we get by a 1:1 mapping. This would make absolutely no sense with Unicode in mind, but do this for ASCII characters since a font may lack
diff --git a/drivers/char/xilinx_hwicap/buffer_icap.c b/drivers/char/xilinx_hwicap/buffer_icap.c index aa7f796..05d8977 100644 --- a/drivers/char/xilinx_hwicap/buffer_icap.c +++ b/drivers/char/xilinx_hwicap/buffer_icap.c
@@ -21,9 +21,6 @@ * INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE. * - * Xilinx products are not intended for use in life support appliances, - * devices, or systems. Use in such applications is expressly prohibited. - * * (c) Copyright 2003-2008 Xilinx Inc. * All rights reserved. *
diff --git a/drivers/char/xilinx_hwicap/buffer_icap.h b/drivers/char/xilinx_hwicap/buffer_icap.h index 8b0252b..d4f419e 100644 --- a/drivers/char/xilinx_hwicap/buffer_icap.h +++ b/drivers/char/xilinx_hwicap/buffer_icap.h
@@ -21,9 +21,6 @@ * INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE. * - * Xilinx products are not intended for use in life support appliances, - * devices, or systems. Use in such applications is expressly prohibited. - * * (c) Copyright 2003-2008 Xilinx Inc. * All rights reserved. *
diff --git a/drivers/char/xilinx_hwicap/fifo_icap.c b/drivers/char/xilinx_hwicap/fifo_icap.c index 776b505..02225eb 100644 --- a/drivers/char/xilinx_hwicap/fifo_icap.c +++ b/drivers/char/xilinx_hwicap/fifo_icap.c
@@ -21,9 +21,6 @@ * INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE. * - * Xilinx products are not intended for use in life support appliances, - * devices, or systems. Use in such applications is expressly prohibited. - * * (c) Copyright 2007-2008 Xilinx Inc. * All rights reserved. *
diff --git a/drivers/char/xilinx_hwicap/fifo_icap.h b/drivers/char/xilinx_hwicap/fifo_icap.h index 62bda45..4c9dd9a 100644 --- a/drivers/char/xilinx_hwicap/fifo_icap.h +++ b/drivers/char/xilinx_hwicap/fifo_icap.h
@@ -21,9 +21,6 @@ * INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE. * - * Xilinx products are not intended for use in life support appliances, - * devices, or systems. Use in such applications is expressly prohibited. - * * (c) Copyright 2007-2008 Xilinx Inc. * All rights reserved. *
diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.c b/drivers/char/xilinx_hwicap/xilinx_hwicap.c index d161319..f40ab69 100644 --- a/drivers/char/xilinx_hwicap/xilinx_hwicap.c +++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.c
@@ -21,9 +21,6 @@ * INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE. * - * Xilinx products are not intended for use in life support appliances, - * devices, or systems. Use in such applications is expressly prohibited. - * * (c) Copyright 2002 Xilinx Inc., Systems Engineering Group * (c) Copyright 2004 Xilinx Inc., Systems Engineering Group * (c) Copyright 2007-2008 Xilinx Inc.
diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.h b/drivers/char/xilinx_hwicap/xilinx_hwicap.h index 24d0d9b..8cca119 100644 --- a/drivers/char/xilinx_hwicap/xilinx_hwicap.h +++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.h
@@ -21,9 +21,6 @@ * INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE. * - * Xilinx products are not intended for use in life support appliances, - * devices, or systems. Use in such applications is expressly prohibited. - * * (c) Copyright 2003-2007 Xilinx Inc. * All rights reserved. *
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c index 5317e08..6579965 100644 --- a/drivers/dma/dmaengine.c +++ b/drivers/dma/dmaengine.c
@@ -388,7 +388,10 @@ init_completion(&device->done); kref_init(&device->refcount); + + mutex_lock(&dma_list_mutex); device->dev_id = id++; + mutex_unlock(&dma_list_mutex); /* represent channels in sysfs. Probably want devs too */ list_for_each_entry(chan, &device->channels, device_node) {
diff --git a/drivers/dma/ioat_dma.c b/drivers/dma/ioat_dma.c index ecd743f..6607fdd 100644 --- a/drivers/dma/ioat_dma.c +++ b/drivers/dma/ioat_dma.c
@@ -1341,10 +1341,12 @@ */ #define IOAT_TEST_SIZE 2000 +DECLARE_COMPLETION(test_completion); static void ioat_dma_test_callback(void *dma_async_param) { printk(KERN_ERR "ioatdma: ioat_dma_test_callback(%p)\n", dma_async_param); + complete(&test_completion); } /** @@ -1410,7 +1412,8 @@ goto free_resources; } device->common.device_issue_pending(dma_chan); - msleep(1); + + wait_for_completion_timeout(&test_completion, msecs_to_jiffies(3000)); if (device->common.device_is_tx_complete(dma_chan, cookie, NULL, NULL) != DMA_SUCCESS) {
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c index c7a9306..6be3172 100644 --- a/drivers/dma/iop-adma.c +++ b/drivers/dma/iop-adma.c
@@ -85,18 +85,28 @@ enum dma_ctrl_flags flags = desc->async_tx.flags; u32 src_cnt; dma_addr_t addr; + dma_addr_t dest; + src_cnt = unmap->unmap_src_cnt; + dest = iop_desc_get_dest_addr(unmap, iop_chan); if (!(flags & DMA_COMPL_SKIP_DEST_UNMAP)) { - addr = iop_desc_get_dest_addr(unmap, iop_chan); - dma_unmap_page(dev, addr, len, DMA_FROM_DEVICE); + enum dma_data_direction dir; + + if (src_cnt > 1) /* is xor? */ + dir = DMA_BIDIRECTIONAL; + else + dir = DMA_FROM_DEVICE; + + dma_unmap_page(dev, dest, len, dir); } if (!(flags & DMA_COMPL_SKIP_SRC_UNMAP)) { - src_cnt = unmap->unmap_src_cnt; while (src_cnt--) { addr = iop_desc_get_src_addr(unmap, iop_chan, src_cnt); + if (addr == dest) + continue; dma_unmap_page(dev, addr, len, DMA_TO_DEVICE); }
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c index 0328da0..bcda174 100644 --- a/drivers/dma/mv_xor.c +++ b/drivers/dma/mv_xor.c
@@ -311,17 +311,26 @@ enum dma_ctrl_flags flags = desc->async_tx.flags; u32 src_cnt; dma_addr_t addr; + dma_addr_t dest; + src_cnt = unmap->unmap_src_cnt; + dest = mv_desc_get_dest_addr(unmap); if (!(flags & DMA_COMPL_SKIP_DEST_UNMAP)) { - addr = mv_desc_get_dest_addr(unmap); - dma_unmap_page(dev, addr, len, DMA_FROM_DEVICE); + enum dma_data_direction dir; + + if (src_cnt > 1) /* is xor ? */ + dir = DMA_BIDIRECTIONAL; + else + dir = DMA_FROM_DEVICE; + dma_unmap_page(dev, dest, len, dir); } if (!(flags & DMA_COMPL_SKIP_SRC_UNMAP)) { - src_cnt = unmap->unmap_src_cnt; while (src_cnt--) { addr = mv_desc_get_src_addr(unmap, src_cnt); + if (addr == dest) + continue; dma_unmap_page(dev, addr, len, DMA_TO_DEVICE); }
diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c index 46610b0..ab9c01e 100644 --- a/drivers/firewire/fw-ohci.c +++ b/drivers/firewire/fw-ohci.c
@@ -974,6 +974,7 @@ packet->ack = RCODE_SEND_ERROR; return -1; } + packet->payload_bus = payload_bus; d[2].req_count = cpu_to_le16(packet->payload_length); d[2].data_address = cpu_to_le32(payload_bus); @@ -1025,7 +1026,6 @@ struct driver_data *driver_data; struct fw_packet *packet; struct fw_ohci *ohci = context->ohci; - dma_addr_t payload_bus; int evt; if (last->transfer_status == 0) @@ -1038,9 +1038,8 @@ /* This packet was cancelled, just continue. */ return 1; - payload_bus = le32_to_cpu(last->data_address); - if (payload_bus != 0) - dma_unmap_single(ohci->card.device, payload_bus, + if (packet->payload_bus) + dma_unmap_single(ohci->card.device, packet->payload_bus, packet->payload_length, DMA_TO_DEVICE); evt = le16_to_cpu(last->transfer_status) & 0x1f; @@ -1697,6 +1696,10 @@ if (packet->ack != 0) goto out; + if (packet->payload_bus) + dma_unmap_single(ohci->card.device, packet->payload_bus, + packet->payload_length, DMA_TO_DEVICE); + log_ar_at_event('T', packet->speed, packet->header, 0x20); driver_data->packet = NULL; packet->ack = RCODE_CANCELLED;
diff --git a/drivers/firewire/fw-transaction.c b/drivers/firewire/fw-transaction.c index 022ac4f..2884f87 100644 --- a/drivers/firewire/fw-transaction.c +++ b/drivers/firewire/fw-transaction.c
@@ -207,6 +207,7 @@ packet->speed = speed; packet->generation = generation; packet->ack = 0; + packet->payload_bus = 0; } /** @@ -581,6 +582,8 @@ BUG(); return; } + + response->payload_bus = 0; } EXPORT_SYMBOL(fw_fill_response);
diff --git a/drivers/firewire/fw-transaction.h b/drivers/firewire/fw-transaction.h index aed7dbb..839466f0 100644 --- a/drivers/firewire/fw-transaction.h +++ b/drivers/firewire/fw-transaction.h
@@ -27,6 +27,7 @@ #include <linux/list.h> #include <linux/spinlock_types.h> #include <linux/timer.h> +#include <linux/types.h> #include <linux/workqueue.h> #define TCODE_IS_READ_REQUEST(tcode) (((tcode) & ~1) == 4) @@ -153,6 +154,7 @@ size_t header_length; void *payload; size_t payload_length; + dma_addr_t payload_bus; u32 timestamp; /*
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index 8daf479..4a597d8 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c
@@ -467,6 +467,17 @@ } EXPORT_SYMBOL(dmi_get_system_info); +/** + * dmi_name_in_serial - Check if string is in the DMI product serial + * information. + */ +int dmi_name_in_serial(const char *str) +{ + int f = DMI_PRODUCT_SERIAL; + if (dmi_ident[f] && strstr(dmi_ident[f], str)) + return 1; + return 0; +} /** * dmi_name_in_vendors - Check if string is anywhere in the DMI vendor information.
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index ba89b42..afa8a12 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -717,7 +717,7 @@ value = dev->pci_device; break; case I915_PARAM_HAS_GEM: - value = 1; + value = dev_priv->has_gem; break; default: DRM_ERROR("Unknown parameter %d\n", param->param); @@ -830,6 +830,14 @@ dev_priv->regs = ioremap(base, size); +#ifdef CONFIG_HIGHMEM64G + /* don't enable GEM on PAE - needs agp + set_memory_* interface fixes */ + dev_priv->has_gem = 0; +#else + /* enable GEM by default */ + dev_priv->has_gem = 1; +#endif + i915_gem_load(dev); /* Init HWS */ @@ -847,9 +855,10 @@ * and the registers being closely associated. * * According to chipset errata, on the 965GM, MSI interrupts may - * be lost or delayed + * be lost or delayed, but we use them anyways to avoid + * stuck interrupts on some machines. */ - if (!IS_I945G(dev) && !IS_I945GM(dev) && !IS_I965GM(dev)) + if (!IS_I945G(dev) && !IS_I945GM(dev)) pci_enable_msi(dev->pdev); intel_opregion_init(dev);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index adc972cc..b3cc473 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -106,6 +106,8 @@ typedef struct drm_i915_private { struct drm_device *dev; + int has_gem; + void __iomem *regs; drm_local_map_t *sarea;
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 3fde82b..24fe8c1 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1104,6 +1104,8 @@ if (ret != 0) break; } + if (ret == -ENOMEM) + return 0; return ret; } @@ -2307,7 +2309,14 @@ } obj_priv = obj->driver_private; - args->busy = obj_priv->active; + /* Don't count being on the flushing list against the object being + * done. Otherwise, a buffer left on the flushing list but not getting + * flushed (because nobody's flushing that domain) won't ever return + * unbusy and get reused by libdrm's bo cache. The other expected + * consumer of this interface, OpenGL's occlusion queries, also specs + * that the objects get unbusy "eventually" without any interference. + */ + args->busy = obj_priv->active && obj_priv->last_rendering_seqno != 0; drm_gem_object_unreference(obj); mutex_unlock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h index 7a18378..3bbb871 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.h +++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -299,7 +299,6 @@ atomic_t swi_emitted; int vblank_crtc; uint32_t irq_enable_reg; - int irq_enabled; uint32_t r500_disp_irq_reg; struct radeon_surface surfaces[RADEON_MAX_SURFACES];
diff --git a/drivers/gpu/drm/radeon/radeon_irq.c b/drivers/gpu/drm/radeon/radeon_irq.c index 97c0599..99be114 100644 --- a/drivers/gpu/drm/radeon/radeon_irq.c +++ b/drivers/gpu/drm/radeon/radeon_irq.c
@@ -44,7 +44,8 @@ else dev_priv->irq_enable_reg &= ~mask; - RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg); + if (!dev->irq_enabled) + RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg); } static void r500_vbl_irq_set_state(struct drm_device *dev, u32 mask, int state) @@ -56,7 +57,8 @@ else dev_priv->r500_disp_irq_reg &= ~mask; - RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg); + if (!dev->irq_enabled) + RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg); } int radeon_enable_vblank(struct drm_device *dev, int crtc) @@ -355,8 +357,6 @@ if (!dev_priv) return; - dev_priv->irq_enabled = 0; - if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) RADEON_WRITE(R500_DxMODE_INT_MASK, 0); /* Disable *all* interrupts */
diff --git a/drivers/i2c/busses/i2c-cpm.c b/drivers/i2c/busses/i2c-cpm.c index 228f757..3fcf78e 100644 --- a/drivers/i2c/busses/i2c-cpm.c +++ b/drivers/i2c/busses/i2c-cpm.c
@@ -365,6 +365,7 @@ pmsg = &msgs[tptr]; if (pmsg->flags & I2C_M_RD) ret = wait_event_interruptible_timeout(cpm->i2c_wait, + (in_be16(&tbdf[tptr].cbd_sc) & BD_SC_NAK) || !(in_be16(&rbdf[rptr].cbd_sc) & BD_SC_EMPTY), 1 * HZ); else
diff --git a/drivers/i2c/busses/i2c-highlander.c b/drivers/i2c/busses/i2c-highlander.c index f4d22ae..e5a8dae 100644 --- a/drivers/i2c/busses/i2c-highlander.c +++ b/drivers/i2c/busses/i2c-highlander.c
@@ -92,7 +92,7 @@ static void smbus_write_data(u8 *src, u16 *dst, int len) { for (; len > 1; len -= 2) { - *dst++ = be16_to_cpup((u16 *)src); + *dst++ = be16_to_cpup((__be16 *)src); src += 2; } @@ -103,7 +103,7 @@ static void smbus_read_data(u16 *src, u8 *dst, int len) { for (; len > 1; len -= 2) { - *(u16 *)dst = cpu_to_be16p(src++); + *(__be16 *)dst = cpu_to_be16p(src++); dst += 2; }
diff --git a/drivers/i2c/busses/i2c-pmcmsp.c b/drivers/i2c/busses/i2c-pmcmsp.c index dcf2045..0bdb2d7 100644 --- a/drivers/i2c/busses/i2c-pmcmsp.c +++ b/drivers/i2c/busses/i2c-pmcmsp.c
@@ -486,7 +486,7 @@ if (cmd->type == MSP_TWI_CMD_WRITE || cmd->type == MSP_TWI_CMD_WRITE_READ) { - __be64 tmp = cpu_to_be64p((u64 *)cmd->write_data); + u64 tmp = be64_to_cpup((__be64 *)cmd->write_data); tmp >>= (MSP_MAX_BYTES_PER_RW - cmd->write_len) * 8; dev_dbg(&pmcmsptwi_adapter.dev, "Writing 0x%016llx\n", tmp); pmcmsptwi_writel(tmp & 0x00000000ffffffffLL,
diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c index 1fac4e2..b7434d2 100644 --- a/drivers/i2c/busses/i2c-s3c2410.c +++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -56,6 +56,7 @@ struct s3c24xx_i2c { spinlock_t lock; wait_queue_head_t wait; + unsigned int suspended:1; struct i2c_msg *msg; unsigned int msg_num; @@ -507,7 +508,7 @@ unsigned long timeout; int ret; - if (!(readl(i2c->regs + S3C2410_IICCON) & S3C2410_IICCON_IRQEN)) + if (i2c->suspended) return -EIO; ret = s3c24xx_i2c_set_master(i2c); @@ -986,17 +987,26 @@ } #ifdef CONFIG_PM +static int s3c24xx_i2c_suspend_late(struct platform_device *dev, + pm_message_t msg) +{ + struct s3c24xx_i2c *i2c = platform_get_drvdata(dev); + i2c->suspended = 1; + return 0; +} + static int s3c24xx_i2c_resume(struct platform_device *dev) { struct s3c24xx_i2c *i2c = platform_get_drvdata(dev); - if (i2c != NULL) - s3c24xx_i2c_init(i2c); + i2c->suspended = 0; + s3c24xx_i2c_init(i2c); return 0; } #else +#define s3c24xx_i2c_suspend_late NULL #define s3c24xx_i2c_resume NULL #endif @@ -1005,6 +1015,7 @@ static struct platform_driver s3c2410_i2c_driver = { .probe = s3c24xx_i2c_probe, .remove = s3c24xx_i2c_remove, + .suspend_late = s3c24xx_i2c_suspend_late, .resume = s3c24xx_i2c_resume, .driver = { .owner = THIS_MODULE, @@ -1015,6 +1026,7 @@ static struct platform_driver s3c2440_i2c_driver = { .probe = s3c24xx_i2c_probe, .remove = s3c24xx_i2c_remove, + .suspend_late = s3c24xx_i2c_suspend_late, .resume = s3c24xx_i2c_resume, .driver = { .owner = THIS_MODULE,
diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig index 6d74017..e6857e0 100644 --- a/drivers/ide/Kconfig +++ b/drivers/ide/Kconfig
@@ -669,10 +669,12 @@ endif +# TODO: BLK_DEV_IDEDMA_PCI -> BLK_DEV_IDEDMA_SFF config BLK_DEV_IDE_PMAC tristate "PowerMac on-board IDE support" depends on PPC_PMAC && IDE=y select IDE_TIMINGS + select BLK_DEV_IDEDMA_PCI help This driver provides support for the on-board IDE controller on most of the recent Apple Power Macintoshes and PowerBooks. @@ -689,16 +691,6 @@ CD-ROM on hda. This option changes this to more natural hda for hard disk and hdc for CD-ROM. -config BLK_DEV_IDEDMA_PMAC - bool "PowerMac IDE DMA support" - depends on BLK_DEV_IDE_PMAC - select BLK_DEV_IDEDMA_PCI - help - This option allows the driver for the on-board IDE controller on - Power Macintoshes and PowerBooks to use DMA (direct memory access) - to transfer data to and from memory. Saying Y is safe and improves - performance. - config BLK_DEV_IDE_AU1XXX bool "IDE for AMD Alchemy Au1200" depends on SOC_AU1200 @@ -912,7 +904,7 @@ endif config BLK_DEV_IDEDMA - def_bool BLK_DEV_IDEDMA_SFF || BLK_DEV_IDEDMA_PMAC || \ + def_bool BLK_DEV_IDEDMA_SFF || \ BLK_DEV_IDEDMA_ICS || BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA endif # IDE
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index 7d275b2..cc35d6d 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c
@@ -208,8 +208,10 @@ */ if (drive->hwif->dma_ops == NULL) break; - if (drive->dev_flags & IDE_DFLAG_USING_DMA) - ide_set_dma(drive); + /* + * TODO: respect IDE_DFLAG_USING_DMA + */ + ide_set_dma(drive); break; }
diff --git a/drivers/ide/pmac.c b/drivers/ide/pmac.c index 2e19d62..7c481bb 100644 --- a/drivers/ide/pmac.c +++ b/drivers/ide/pmac.c
@@ -66,7 +66,6 @@ struct macio_dev *mdev; u32 timings[4]; volatile u32 __iomem * *kauai_fcr; -#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC /* Those fields are duplicating what is in hwif. We currently * can't use the hwif ones because of some assumptions that are * beeing done by the generic code about the kind of dma controller @@ -74,8 +73,6 @@ */ volatile struct dbdma_regs __iomem * dma_regs; struct dbdma_cmd* dma_table_cpu; -#endif - } pmac_ide_hwif_t; enum { @@ -222,8 +219,6 @@ #define KAUAI_FCR_UATA_RESET_N 0x00000002 #define KAUAI_FCR_UATA_ENABLE 0x00000001 -#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC - /* Rounded Multiword DMA timings * * I gave up finding a generic formula for all controller @@ -413,8 +408,6 @@ static void pmac_ide_selectproc(ide_drive_t *drive); static void pmac_ide_kauai_selectproc(ide_drive_t *drive); -#endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */ - #define PMAC_IDE_REG(x) \ ((void __iomem *)((drive)->hwif->io_ports.data_addr + (x))) @@ -584,8 +577,6 @@ pmac_ide_do_update_timings(drive); } -#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC - /* * Calculate KeyLargo ATA/66 UDMA timings */ @@ -786,7 +777,6 @@ drive->name, speed & 0xf, *timings); #endif } -#endif /* #ifdef CONFIG_BLK_DEV_IDEDMA_PMAC */ static void pmac_ide_set_dma_mode(ide_drive_t *drive, const u8 speed) { @@ -804,7 +794,6 @@ tl[0] = *timings; tl[1] = *timings2; -#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC if (speed >= XFER_UDMA_0) { if (pmif->kind == controller_kl_ata4) ret = set_timings_udma_ata4(&tl[0], speed); @@ -817,7 +806,7 @@ ret = -1; } else set_timings_mdma(drive, pmif->kind, &tl[0], &tl[1], speed); -#endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */ + if (ret) return; @@ -1008,9 +997,7 @@ .chipset = ide_pmac, .tp_ops = &pmac_tp_ops, .port_ops = &pmac_ide_port_ops, -#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC .dma_ops = &pmac_dma_ops, -#endif .host_flags = IDE_HFLAG_SET_PIO_MODE_KEEP_DMA | IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_MMIO | @@ -1182,7 +1169,7 @@ pmif->regbase = regbase; pmif->irq = irq; pmif->kauai_fcr = NULL; -#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC + if (macio_resource_count(mdev) >= 2) { if (macio_request_resource(mdev, 1, "ide-pmac (dma)")) printk(KERN_WARNING "ide-pmac: can't request DMA " @@ -1192,7 +1179,7 @@ pmif->dma_regs = ioremap(macio_resource_start(mdev, 1), 0x1000); } else pmif->dma_regs = NULL; -#endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */ + dev_set_drvdata(&mdev->ofdev.dev, pmif); memset(&hw, 0, sizeof(hw)); @@ -1300,9 +1287,7 @@ base = ioremap(rbase, rlen); pmif->regbase = (unsigned long) base + 0x2000; -#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC pmif->dma_regs = base + 0x1000; -#endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */ pmif->kauai_fcr = base; pmif->irq = pdev->irq; @@ -1434,8 +1419,6 @@ return error; } -#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC - /* * pmac_ide_build_dmatable builds the DBDMA command list * for a transfer and sets the DBDMA channel to point to it. @@ -1723,13 +1706,6 @@ return 0; } -#else -static int __devinit pmac_ide_init_dma(ide_hwif_t *hwif, - const struct ide_port_info *d) -{ - return -EOPNOTSUPP; -} -#endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */ module_init(pmac_ide_probe);
diff --git a/drivers/ide/sgiioc4.c b/drivers/ide/sgiioc4.c index 7defa0a..a687a7d 100644 --- a/drivers/ide/sgiioc4.c +++ b/drivers/ide/sgiioc4.c
@@ -550,7 +550,7 @@ .dma_timeout = ide_dma_timeout, }; -static const struct ide_port_info sgiioc4_port_info __devinitdata = { +static const struct ide_port_info sgiioc4_port_info __devinitconst = { .name = DRV_NAME, .chipset = ide_pci, .init_dma = ide_dma_sgiioc4, @@ -633,7 +633,7 @@ return ret; } -int +int __devinit ioc4_ide_attach_one(struct ioc4_driver_data *idd) { /* PCI-RT does not bring out IDE connection. @@ -645,7 +645,7 @@ return pci_init_sgiioc4(idd->idd_pdev); } -static struct ioc4_submodule ioc4_ide_submodule = { +static struct ioc4_submodule __devinitdata ioc4_ide_submodule = { .is_name = "IOC4_ide", .is_owner = THIS_MODULE, .is_probe = ioc4_ide_attach_one,
diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c index 9e39f73..79ef5fd 100644 --- a/drivers/ieee1394/nodemgr.c +++ b/drivers/ieee1394/nodemgr.c
@@ -115,8 +115,14 @@ return error; } +#define OUI_FREECOM_TECHNOLOGIES_GMBH 0x0001db + static int nodemgr_get_max_rom(quadlet_t *bus_info_data, void *__ci) { + /* Freecom FireWire Hard Drive firmware bug */ + if (be32_to_cpu(bus_info_data[3]) >> 8 == OUI_FREECOM_TECHNOLOGIES_GMBH) + return 0; + return (be32_to_cpu(bus_info_data[2]) >> 8) & 0x3; } @@ -1685,6 +1691,7 @@ g = get_hpsb_generation(host); for (i = 0; i < 4 ; i++) { msleep_interruptible(63); + try_to_freeze(); if (kthread_should_stop()) goto exit; @@ -1725,6 +1732,7 @@ /* Sleep 3 seconds */ for (i = 3000/200; i; i--) { msleep_interruptible(200); + try_to_freeze(); if (kthread_should_stop()) goto exit;
diff --git a/drivers/isdn/hardware/avm/b1isa.c b/drivers/isdn/hardware/avm/b1isa.c index 1e288ee..6461a32 100644 --- a/drivers/isdn/hardware/avm/b1isa.c +++ b/drivers/isdn/hardware/avm/b1isa.c
@@ -233,10 +233,8 @@ int i; for (i = 0; i < MAX_CARDS; i++) { - if (!io[i]) - break; - - b1isa_remove(&isa_dev[i]); + if (isa_dev[i].resource[0].start) + b1isa_remove(&isa_dev[i]); } unregister_capi_driver(&capi_driver_b1isa); }
diff --git a/drivers/isdn/hysdn/hysdn_net.c b/drivers/isdn/hysdn/hysdn_net.c index cfa8fa5..3f2a0a2 100644 --- a/drivers/isdn/hysdn/hysdn_net.c +++ b/drivers/isdn/hysdn/hysdn_net.c
@@ -83,12 +83,12 @@ /* Fill in the MAC-level header (if not already set) */ if (!card->mac_addr[0]) { - for (i = 0; i < ETH_ALEN - sizeof(unsigned long); i++) + for (i = 0; i < ETH_ALEN; i++) dev->dev_addr[i] = 0xfc; if ((in_dev = dev->ip_ptr) != NULL) { struct in_ifaddr *ifa = in_dev->ifa_list; if (ifa != NULL) - memcpy(dev->dev_addr + (ETH_ALEN - sizeof(unsigned long)), &ifa->ifa_local, sizeof(unsigned long)); + memcpy(dev->dev_addr + (ETH_ALEN - sizeof(ifa->ifa_local)), &ifa->ifa_local, sizeof(ifa->ifa_local)); } } else memcpy(dev->dev_addr, card->mac_addr, ETH_ALEN);
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index ac89a5d..ab7c8e4 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c
@@ -208,16 +208,19 @@ */ /* IO operations when bitmap is stored near all superblocks */ -static struct page *read_sb_page(mddev_t *mddev, long offset, unsigned long index) +static struct page *read_sb_page(mddev_t *mddev, long offset, + struct page *page, + unsigned long index, int size) { /* choose a good rdev and read the page from there */ mdk_rdev_t *rdev; struct list_head *tmp; - struct page *page = alloc_page(GFP_KERNEL); sector_t target; if (!page) + page = alloc_page(GFP_KERNEL); + if (!page) return ERR_PTR(-ENOMEM); rdev_for_each(rdev, tmp, mddev) { @@ -227,7 +230,9 @@ target = rdev->sb_start + offset + index * (PAGE_SIZE/512); - if (sync_page_io(rdev->bdev, target, PAGE_SIZE, page, READ)) { + if (sync_page_io(rdev->bdev, target, + roundup(size, bdev_hardsect_size(rdev->bdev)), + page, READ)) { page->index = index; attach_page_buffers(page, NULL); /* so that free_buffer will * quietly no-op */ @@ -544,7 +549,9 @@ bitmap->sb_page = read_page(bitmap->file, 0, bitmap, bytes); } else { - bitmap->sb_page = read_sb_page(bitmap->mddev, bitmap->offset, 0); + bitmap->sb_page = read_sb_page(bitmap->mddev, bitmap->offset, + NULL, + 0, sizeof(bitmap_super_t)); } if (IS_ERR(bitmap->sb_page)) { err = PTR_ERR(bitmap->sb_page); @@ -957,11 +964,16 @@ */ page = bitmap->sb_page; offset = sizeof(bitmap_super_t); + read_sb_page(bitmap->mddev, bitmap->offset, + page, + index, count); } else if (file) { page = read_page(file, index, bitmap, count); offset = 0; } else { - page = read_sb_page(bitmap->mddev, bitmap->offset, index); + page = read_sb_page(bitmap->mddev, bitmap->offset, + NULL, + index, count); offset = 0; } if (IS_ERR(page)) { /* read error */
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index d62fd4f..ee09041 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c
@@ -2008,6 +2008,9 @@ return FAILED; } + /* make sure we have no outstanding commands at this stage */ + mptscsih_flush_running_cmds(hd); + ioc = hd->ioc; printk(MYIOC_s_INFO_FMT "attempting host reset! (sc=%p)\n", ioc->name, SCpnt);
diff --git a/drivers/misc/sgi-gru/grufault.c b/drivers/misc/sgi-gru/grufault.c index 8c389d60..3ee698a 100644 --- a/drivers/misc/sgi-gru/grufault.c +++ b/drivers/misc/sgi-gru/grufault.c
@@ -254,7 +254,11 @@ return 1; *paddr = pte_pfn(pte) << PAGE_SHIFT; +#ifdef CONFIG_HUGETLB_PAGE *pageshift = is_vm_hugetlb_page(vma) ? HPAGE_SHIFT : PAGE_SHIFT; +#else + *pageshift = PAGE_SHIFT; +#endif return 0; err:
diff --git a/drivers/misc/sgi-gru/gruprocfs.c b/drivers/misc/sgi-gru/gruprocfs.c index 533923f..73b0ca0 100644 --- a/drivers/misc/sgi-gru/gruprocfs.c +++ b/drivers/misc/sgi-gru/gruprocfs.c
@@ -317,7 +317,6 @@ { struct proc_entry *p; - proc_mkdir("sgi_uv", NULL); proc_gru = proc_mkdir("sgi_uv/gru", NULL); for (p = proc_files; p->name; p++)
diff --git a/drivers/misc/sgi-xp/xp.h b/drivers/misc/sgi-xp/xp.h index ed1722e..7b4cbd5 100644 --- a/drivers/misc/sgi-xp/xp.h +++ b/drivers/misc/sgi-xp/xp.h
@@ -194,9 +194,10 @@ xpGruSendMqError, /* 59: gru send message queue related error */ xpBadChannelNumber, /* 60: invalid channel number */ - xpBadMsgType, /* 60: invalid message type */ + xpBadMsgType, /* 61: invalid message type */ + xpBiosError, /* 62: BIOS error */ - xpUnknownReason /* 61: unknown reason - must be last in enum */ + xpUnknownReason /* 63: unknown reason - must be last in enum */ }; /* @@ -345,6 +346,8 @@ extern enum xp_retval (*xp_remote_memcpy) (unsigned long, const unsigned long, size_t); extern int (*xp_cpu_to_nasid) (int); +extern enum xp_retval (*xp_expand_memprotect) (unsigned long, unsigned long); +extern enum xp_retval (*xp_restrict_memprotect) (unsigned long, unsigned long); extern u64 xp_nofault_PIOR_target; extern int xp_nofault_PIOR(void *);
diff --git a/drivers/misc/sgi-xp/xp_main.c b/drivers/misc/sgi-xp/xp_main.c index 66a1d19..9a2e771 100644 --- a/drivers/misc/sgi-xp/xp_main.c +++ b/drivers/misc/sgi-xp/xp_main.c
@@ -51,6 +51,13 @@ int (*xp_cpu_to_nasid) (int cpuid); EXPORT_SYMBOL_GPL(xp_cpu_to_nasid); +enum xp_retval (*xp_expand_memprotect) (unsigned long phys_addr, + unsigned long size); +EXPORT_SYMBOL_GPL(xp_expand_memprotect); +enum xp_retval (*xp_restrict_memprotect) (unsigned long phys_addr, + unsigned long size); +EXPORT_SYMBOL_GPL(xp_restrict_memprotect); + /* * xpc_registrations[] keeps track of xpc_connect()'s done by the kernel-level * users of XPC.
diff --git a/drivers/misc/sgi-xp/xp_sn2.c b/drivers/misc/sgi-xp/xp_sn2.c index 1440134..fb3ec9d 100644 --- a/drivers/misc/sgi-xp/xp_sn2.c +++ b/drivers/misc/sgi-xp/xp_sn2.c
@@ -120,6 +120,38 @@ return cpuid_to_nasid(cpuid); } +static enum xp_retval +xp_expand_memprotect_sn2(unsigned long phys_addr, unsigned long size) +{ + u64 nasid_array = 0; + int ret; + + ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_1, + &nasid_array); + if (ret != 0) { + dev_err(xp, "sn_change_memprotect(,, " + "SN_MEMPROT_ACCESS_CLASS_1,) failed ret=%d\n", ret); + return xpSalError; + } + return xpSuccess; +} + +static enum xp_retval +xp_restrict_memprotect_sn2(unsigned long phys_addr, unsigned long size) +{ + u64 nasid_array = 0; + int ret; + + ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_0, + &nasid_array); + if (ret != 0) { + dev_err(xp, "sn_change_memprotect(,, " + "SN_MEMPROT_ACCESS_CLASS_0,) failed ret=%d\n", ret); + return xpSalError; + } + return xpSuccess; +} + enum xp_retval xp_init_sn2(void) { @@ -132,6 +164,8 @@ xp_pa = xp_pa_sn2; xp_remote_memcpy = xp_remote_memcpy_sn2; xp_cpu_to_nasid = xp_cpu_to_nasid_sn2; + xp_expand_memprotect = xp_expand_memprotect_sn2; + xp_restrict_memprotect = xp_restrict_memprotect_sn2; return xp_register_nofault_code_sn2(); }
diff --git a/drivers/misc/sgi-xp/xp_uv.c b/drivers/misc/sgi-xp/xp_uv.c index d9f7ce2..d238576 100644 --- a/drivers/misc/sgi-xp/xp_uv.c +++ b/drivers/misc/sgi-xp/xp_uv.c
@@ -15,6 +15,11 @@ #include <linux/device.h> #include <asm/uv/uv_hub.h> +#if defined CONFIG_X86_64 +#include <asm/uv/bios.h> +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV +#include <asm/sn/sn_sal.h> +#endif #include "../sgi-gru/grukservices.h" #include "xp.h" @@ -49,18 +54,79 @@ return UV_PNODE_TO_NASID(uv_cpu_to_pnode(cpuid)); } +static enum xp_retval +xp_expand_memprotect_uv(unsigned long phys_addr, unsigned long size) +{ + int ret; + +#if defined CONFIG_X86_64 + ret = uv_bios_change_memprotect(phys_addr, size, UV_MEMPROT_ALLOW_RW); + if (ret != BIOS_STATUS_SUCCESS) { + dev_err(xp, "uv_bios_change_memprotect(,, " + "UV_MEMPROT_ALLOW_RW) failed, ret=%d\n", ret); + return xpBiosError; + } + +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + u64 nasid_array; + + ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_1, + &nasid_array); + if (ret != 0) { + dev_err(xp, "sn_change_memprotect(,, " + "SN_MEMPROT_ACCESS_CLASS_1,) failed ret=%d\n", ret); + return xpSalError; + } +#else + #error not a supported configuration +#endif + return xpSuccess; +} + +static enum xp_retval +xp_restrict_memprotect_uv(unsigned long phys_addr, unsigned long size) +{ + int ret; + +#if defined CONFIG_X86_64 + ret = uv_bios_change_memprotect(phys_addr, size, + UV_MEMPROT_RESTRICT_ACCESS); + if (ret != BIOS_STATUS_SUCCESS) { + dev_err(xp, "uv_bios_change_memprotect(,, " + "UV_MEMPROT_RESTRICT_ACCESS) failed, ret=%d\n", ret); + return xpBiosError; + } + +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + u64 nasid_array; + + ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_0, + &nasid_array); + if (ret != 0) { + dev_err(xp, "sn_change_memprotect(,, " + "SN_MEMPROT_ACCESS_CLASS_0,) failed ret=%d\n", ret); + return xpSalError; + } +#else + #error not a supported configuration +#endif + return xpSuccess; +} + enum xp_retval xp_init_uv(void) { BUG_ON(!is_uv()); xp_max_npartitions = XP_MAX_NPARTITIONS_UV; - xp_partition_id = 0; /* !!! not correct value */ - xp_region_size = 0; /* !!! not correct value */ + xp_partition_id = sn_partition_id; + xp_region_size = sn_region_size; xp_pa = xp_pa_uv; xp_remote_memcpy = xp_remote_memcpy_uv; xp_cpu_to_nasid = xp_cpu_to_nasid_uv; + xp_expand_memprotect = xp_expand_memprotect_uv; + xp_restrict_memprotect = xp_restrict_memprotect_uv; return xpSuccess; }
diff --git a/drivers/misc/sgi-xp/xpc.h b/drivers/misc/sgi-xp/xpc.h index 619208d..a5bd658 100644 --- a/drivers/misc/sgi-xp/xpc.h +++ b/drivers/misc/sgi-xp/xpc.h
@@ -181,6 +181,18 @@ xpc_nasid_mask_nlongs)) /* + * Info pertinent to a GRU message queue using a watch list for irq generation. + */ +struct xpc_gru_mq_uv { + void *address; /* address of GRU message queue */ + unsigned int order; /* size of GRU message queue as a power of 2 */ + int irq; /* irq raised when message is received in mq */ + int mmr_blade; /* blade where watchlist was allocated from */ + unsigned long mmr_offset; /* offset of irq mmr located on mmr_blade */ + int watchlist_num; /* number of watchlist allocatd by BIOS */ +}; + +/* * The activate_mq is used to send/receive GRU messages that affect XPC's * heartbeat, partition active state, and channel state. This is UV only. */
diff --git a/drivers/misc/sgi-xp/xpc_sn2.c b/drivers/misc/sgi-xp/xpc_sn2.c index b4882cc..73b7fb8 100644 --- a/drivers/misc/sgi-xp/xpc_sn2.c +++ b/drivers/misc/sgi-xp/xpc_sn2.c
@@ -553,22 +553,17 @@ static enum xp_retval xpc_allow_amo_ops_sn2(struct amo *amos_page) { - u64 nasid_array = 0; - int ret; + enum xp_retval ret = xpSuccess; /* * On SHUB 1.1, we cannot call sn_change_memprotect() since the BIST * collides with memory operations. On those systems we call * xpc_allow_amo_ops_shub_wars_1_1_sn2() instead. */ - if (!enable_shub_wars_1_1()) { - ret = sn_change_memprotect(ia64_tpa((u64)amos_page), PAGE_SIZE, - SN_MEMPROT_ACCESS_CLASS_1, - &nasid_array); - if (ret != 0) - return xpSalError; - } - return xpSuccess; + if (!enable_shub_wars_1_1()) + ret = xp_expand_memprotect(ia64_tpa((u64)amos_page), PAGE_SIZE); + + return ret; } /*
diff --git a/drivers/misc/sgi-xp/xpc_uv.c b/drivers/misc/sgi-xp/xpc_uv.c index 1ac694c..91a55b1 100644 --- a/drivers/misc/sgi-xp/xpc_uv.c +++ b/drivers/misc/sgi-xp/xpc_uv.c
@@ -18,7 +18,15 @@ #include <linux/interrupt.h> #include <linux/delay.h> #include <linux/device.h> +#include <linux/err.h> #include <asm/uv/uv_hub.h> +#if defined CONFIG_X86_64 +#include <asm/uv/bios.h> +#include <asm/uv/uv_irq.h> +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV +#include <asm/sn/intr.h> +#include <asm/sn/sn_sal.h> +#endif #include "../sgi-gru/gru.h" #include "../sgi-gru/grukservices.h" #include "xpc.h" @@ -27,15 +35,17 @@ static DECLARE_BITMAP(xpc_heartbeating_to_mask_uv, XP_MAX_NPARTITIONS_UV); #define XPC_ACTIVATE_MSG_SIZE_UV (1 * GRU_CACHE_LINE_BYTES) +#define XPC_ACTIVATE_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \ + XPC_ACTIVATE_MSG_SIZE_UV) +#define XPC_ACTIVATE_IRQ_NAME "xpc_activate" + #define XPC_NOTIFY_MSG_SIZE_UV (2 * GRU_CACHE_LINE_BYTES) +#define XPC_NOTIFY_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \ + XPC_NOTIFY_MSG_SIZE_UV) +#define XPC_NOTIFY_IRQ_NAME "xpc_notify" -#define XPC_ACTIVATE_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \ - XPC_ACTIVATE_MSG_SIZE_UV) -#define XPC_NOTIFY_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \ - XPC_NOTIFY_MSG_SIZE_UV) - -static void *xpc_activate_mq_uv; -static void *xpc_notify_mq_uv; +static struct xpc_gru_mq_uv *xpc_activate_mq_uv; +static struct xpc_gru_mq_uv *xpc_notify_mq_uv; static int xpc_setup_partitions_sn_uv(void) @@ -52,62 +62,209 @@ return 0; } -static void * -xpc_create_gru_mq_uv(unsigned int mq_size, int cpuid, unsigned int irq, - irq_handler_t irq_handler) +static int +xpc_get_gru_mq_irq_uv(struct xpc_gru_mq_uv *mq, int cpu, char *irq_name) { - int ret; - int nid; - int mq_order; - struct page *page; - void *mq; - - nid = cpu_to_node(cpuid); - mq_order = get_order(mq_size); - page = alloc_pages_node(nid, GFP_KERNEL | __GFP_ZERO | GFP_THISNODE, - mq_order); - if (page == NULL) { - dev_err(xpc_part, "xpc_create_gru_mq_uv() failed to alloc %d " - "bytes of memory on nid=%d for GRU mq\n", mq_size, nid); - return NULL; +#if defined CONFIG_X86_64 + mq->irq = uv_setup_irq(irq_name, cpu, mq->mmr_blade, mq->mmr_offset); + if (mq->irq < 0) { + dev_err(xpc_part, "uv_setup_irq() returned error=%d\n", + mq->irq); } - mq = page_address(page); - ret = gru_create_message_queue(mq, mq_size); - if (ret != 0) { - dev_err(xpc_part, "gru_create_message_queue() returned " - "error=%d\n", ret); - free_pages((unsigned long)mq, mq_order); - return NULL; - } +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + int mmr_pnode; + unsigned long mmr_value; - /* !!! Need to do some other things to set up IRQ */ + if (strcmp(irq_name, XPC_ACTIVATE_IRQ_NAME) == 0) + mq->irq = SGI_XPC_ACTIVATE; + else if (strcmp(irq_name, XPC_NOTIFY_IRQ_NAME) == 0) + mq->irq = SGI_XPC_NOTIFY; + else + return -EINVAL; - ret = request_irq(irq, irq_handler, 0, "xpc", NULL); - if (ret != 0) { - dev_err(xpc_part, "request_irq(irq=%d) returned error=%d\n", - irq, ret); - free_pages((unsigned long)mq, mq_order); - return NULL; - } + mmr_pnode = uv_blade_to_pnode(mq->mmr_blade); + mmr_value = (unsigned long)cpu_physical_id(cpu) << 32 | mq->irq; - /* !!! enable generation of irq when GRU mq op occurs to this mq */ + uv_write_global_mmr64(mmr_pnode, mq->mmr_offset, mmr_value); +#else + #error not a supported configuration +#endif - /* ??? allow other partitions to access GRU mq? */ - - return mq; + return 0; } static void -xpc_destroy_gru_mq_uv(void *mq, unsigned int mq_size, unsigned int irq) +xpc_release_gru_mq_irq_uv(struct xpc_gru_mq_uv *mq) { - /* ??? disallow other partitions to access GRU mq? */ +#if defined CONFIG_X86_64 + uv_teardown_irq(mq->irq, mq->mmr_blade, mq->mmr_offset); - /* !!! disable generation of irq when GRU mq op occurs to this mq */ +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + int mmr_pnode; + unsigned long mmr_value; - free_irq(irq, NULL); + mmr_pnode = uv_blade_to_pnode(mq->mmr_blade); + mmr_value = 1UL << 16; - free_pages((unsigned long)mq, get_order(mq_size)); + uv_write_global_mmr64(mmr_pnode, mq->mmr_offset, mmr_value); +#else + #error not a supported configuration +#endif +} + +static int +xpc_gru_mq_watchlist_alloc_uv(struct xpc_gru_mq_uv *mq) +{ + int ret; + +#if defined CONFIG_X86_64 + ret = uv_bios_mq_watchlist_alloc(mq->mmr_blade, uv_gpa(mq->address), + mq->order, &mq->mmr_offset); + if (ret < 0) { + dev_err(xpc_part, "uv_bios_mq_watchlist_alloc() failed, " + "ret=%d\n", ret); + return ret; + } +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + ret = sn_mq_watchlist_alloc(mq->mmr_blade, uv_gpa(mq->address), + mq->order, &mq->mmr_offset); + if (ret < 0) { + dev_err(xpc_part, "sn_mq_watchlist_alloc() failed, ret=%d\n", + ret); + return -EBUSY; + } +#else + #error not a supported configuration +#endif + + mq->watchlist_num = ret; + return 0; +} + +static void +xpc_gru_mq_watchlist_free_uv(struct xpc_gru_mq_uv *mq) +{ + int ret; + +#if defined CONFIG_X86_64 + ret = uv_bios_mq_watchlist_free(mq->mmr_blade, mq->watchlist_num); + BUG_ON(ret != BIOS_STATUS_SUCCESS); +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + ret = sn_mq_watchlist_free(mq->mmr_blade, mq->watchlist_num); + BUG_ON(ret != SALRET_OK); +#else + #error not a supported configuration +#endif +} + +static struct xpc_gru_mq_uv * +xpc_create_gru_mq_uv(unsigned int mq_size, int cpu, char *irq_name, + irq_handler_t irq_handler) +{ + enum xp_retval xp_ret; + int ret; + int nid; + int pg_order; + struct page *page; + struct xpc_gru_mq_uv *mq; + + mq = kmalloc(sizeof(struct xpc_gru_mq_uv), GFP_KERNEL); + if (mq == NULL) { + dev_err(xpc_part, "xpc_create_gru_mq_uv() failed to kmalloc() " + "a xpc_gru_mq_uv structure\n"); + ret = -ENOMEM; + goto out_1; + } + + pg_order = get_order(mq_size); + mq->order = pg_order + PAGE_SHIFT; + mq_size = 1UL << mq->order; + + mq->mmr_blade = uv_cpu_to_blade_id(cpu); + + nid = cpu_to_node(cpu); + page = alloc_pages_node(nid, GFP_KERNEL | __GFP_ZERO | GFP_THISNODE, + pg_order); + if (page == NULL) { + dev_err(xpc_part, "xpc_create_gru_mq_uv() failed to alloc %d " + "bytes of memory on nid=%d for GRU mq\n", mq_size, nid); + ret = -ENOMEM; + goto out_2; + } + mq->address = page_address(page); + + ret = gru_create_message_queue(mq->address, mq_size); + if (ret != 0) { + dev_err(xpc_part, "gru_create_message_queue() returned " + "error=%d\n", ret); + ret = -EINVAL; + goto out_3; + } + + /* enable generation of irq when GRU mq operation occurs to this mq */ + ret = xpc_gru_mq_watchlist_alloc_uv(mq); + if (ret != 0) + goto out_3; + + ret = xpc_get_gru_mq_irq_uv(mq, cpu, irq_name); + if (ret != 0) + goto out_4; + + ret = request_irq(mq->irq, irq_handler, 0, irq_name, NULL); + if (ret != 0) { + dev_err(xpc_part, "request_irq(irq=%d) returned error=%d\n", + mq->irq, ret); + goto out_5; + } + + /* allow other partitions to access this GRU mq */ + xp_ret = xp_expand_memprotect(xp_pa(mq->address), mq_size); + if (xp_ret != xpSuccess) { + ret = -EACCES; + goto out_6; + } + + return mq; + + /* something went wrong */ +out_6: + free_irq(mq->irq, NULL); +out_5: + xpc_release_gru_mq_irq_uv(mq); +out_4: + xpc_gru_mq_watchlist_free_uv(mq); +out_3: + free_pages((unsigned long)mq->address, pg_order); +out_2: + kfree(mq); +out_1: + return ERR_PTR(ret); +} + +static void +xpc_destroy_gru_mq_uv(struct xpc_gru_mq_uv *mq) +{ + unsigned int mq_size; + int pg_order; + int ret; + + /* disallow other partitions to access GRU mq */ + mq_size = 1UL << mq->order; + ret = xp_restrict_memprotect(xp_pa(mq->address), mq_size); + BUG_ON(ret != xpSuccess); + + /* unregister irq handler and release mq irq/vector mapping */ + free_irq(mq->irq, NULL); + xpc_release_gru_mq_irq_uv(mq); + + /* disable generation of irq when GRU mq op occurs to this mq */ + xpc_gru_mq_watchlist_free_uv(mq); + + pg_order = mq->order - PAGE_SHIFT; + free_pages((unsigned long)mq->address, pg_order); + + kfree(mq); } static enum xp_retval @@ -402,7 +559,10 @@ struct xpc_partition *part; int wakeup_hb_checker = 0; - while ((msg_hdr = gru_get_next_message(xpc_activate_mq_uv)) != NULL) { + while (1) { + msg_hdr = gru_get_next_message(xpc_activate_mq_uv->address); + if (msg_hdr == NULL) + break; partid = msg_hdr->partid; if (partid < 0 || partid >= XP_MAX_NPARTITIONS_UV) { @@ -418,7 +578,7 @@ } } - gru_free_message(xpc_activate_mq_uv, msg_hdr); + gru_free_message(xpc_activate_mq_uv->address, msg_hdr); } if (wakeup_hb_checker) @@ -482,7 +642,7 @@ struct xpc_partition_uv *part_uv = &part->sn.uv; /* - * !!! Make our side think that the remote parition sent an activate + * !!! Make our side think that the remote partition sent an activate * !!! message our way by doing what the activate IRQ handler would * !!! do had one really been sent. */ @@ -500,14 +660,39 @@ xpc_get_partition_rsvd_page_pa_uv(void *buf, u64 *cookie, unsigned long *rp_pa, size_t *len) { - /* !!! call the UV version of sn_partition_reserved_page_pa() */ - return xpUnsupported; + s64 status; + enum xp_retval ret; + +#if defined CONFIG_X86_64 + status = uv_bios_reserved_page_pa((u64)buf, cookie, (u64 *)rp_pa, + (u64 *)len); + if (status == BIOS_STATUS_SUCCESS) + ret = xpSuccess; + else if (status == BIOS_STATUS_MORE_PASSES) + ret = xpNeedMoreInfo; + else + ret = xpBiosError; + +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + status = sn_partition_reserved_page_pa((u64)buf, cookie, rp_pa, len); + if (status == SALRET_OK) + ret = xpSuccess; + else if (status == SALRET_MORE_PASSES) + ret = xpNeedMoreInfo; + else + ret = xpSalError; + +#else + #error not a supported configuration +#endif + + return ret; } static int xpc_setup_rsvd_page_sn_uv(struct xpc_rsvd_page *rp) { - rp->sn.activate_mq_gpa = uv_gpa(xpc_activate_mq_uv); + rp->sn.activate_mq_gpa = uv_gpa(xpc_activate_mq_uv->address); return 0; } @@ -1411,22 +1596,18 @@ return -E2BIG; } - /* ??? The cpuid argument's value is 0, is that what we want? */ - /* !!! The irq argument's value isn't correct. */ - xpc_activate_mq_uv = xpc_create_gru_mq_uv(XPC_ACTIVATE_MQ_SIZE_UV, 0, 0, + xpc_activate_mq_uv = xpc_create_gru_mq_uv(XPC_ACTIVATE_MQ_SIZE_UV, 0, + XPC_ACTIVATE_IRQ_NAME, xpc_handle_activate_IRQ_uv); - if (xpc_activate_mq_uv == NULL) - return -ENOMEM; + if (IS_ERR(xpc_activate_mq_uv)) + return PTR_ERR(xpc_activate_mq_uv); - /* ??? The cpuid argument's value is 0, is that what we want? */ - /* !!! The irq argument's value isn't correct. */ - xpc_notify_mq_uv = xpc_create_gru_mq_uv(XPC_NOTIFY_MQ_SIZE_UV, 0, 0, + xpc_notify_mq_uv = xpc_create_gru_mq_uv(XPC_NOTIFY_MQ_SIZE_UV, 0, + XPC_NOTIFY_IRQ_NAME, xpc_handle_notify_IRQ_uv); - if (xpc_notify_mq_uv == NULL) { - /* !!! The irq argument's value isn't correct. */ - xpc_destroy_gru_mq_uv(xpc_activate_mq_uv, - XPC_ACTIVATE_MQ_SIZE_UV, 0); - return -ENOMEM; + if (IS_ERR(xpc_notify_mq_uv)) { + xpc_destroy_gru_mq_uv(xpc_activate_mq_uv); + return PTR_ERR(xpc_notify_mq_uv); } return 0; @@ -1435,9 +1616,6 @@ void xpc_exit_uv(void) { - /* !!! The irq argument's value isn't correct. */ - xpc_destroy_gru_mq_uv(xpc_notify_mq_uv, XPC_NOTIFY_MQ_SIZE_UV, 0); - - /* !!! The irq argument's value isn't correct. */ - xpc_destroy_gru_mq_uv(xpc_activate_mq_uv, XPC_ACTIVATE_MQ_SIZE_UV, 0); + xpc_destroy_gru_mq_uv(xpc_notify_mq_uv); + xpc_destroy_gru_mq_uv(xpc_activate_mq_uv); }
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c index 76a7675..6659b22 100644 --- a/drivers/mtd/devices/m25p80.c +++ b/drivers/mtd/devices/m25p80.c
@@ -37,9 +37,9 @@ #define OPCODE_NORM_READ 0x03 /* Read data bytes (low frequency) */ #define OPCODE_FAST_READ 0x0b /* Read data bytes (high frequency) */ #define OPCODE_PP 0x02 /* Page program (up to 256 bytes) */ -#define OPCODE_BE_4K 0x20 /* Erase 4KiB block */ +#define OPCODE_BE_4K 0x20 /* Erase 4KiB block */ #define OPCODE_BE_32K 0x52 /* Erase 32KiB block */ -#define OPCODE_BE 0xc7 /* Erase whole flash block */ +#define OPCODE_CHIP_ERASE 0xc7 /* Erase whole flash chip */ #define OPCODE_SE 0xd8 /* Sector erase (usually 64KiB) */ #define OPCODE_RDID 0x9f /* Read JEDEC ID */ @@ -167,7 +167,7 @@ * * Returns 0 if successful, non-zero otherwise. */ -static int erase_block(struct m25p *flash) +static int erase_chip(struct m25p *flash) { DEBUG(MTD_DEBUG_LEVEL3, "%s: %s %dKiB\n", flash->spi->dev.bus_id, __func__, @@ -181,7 +181,7 @@ write_enable(flash); /* Set up command buffer. */ - flash->command[0] = OPCODE_BE; + flash->command[0] = OPCODE_CHIP_ERASE; spi_write(flash->spi, flash->command, 1); @@ -250,15 +250,18 @@ mutex_lock(&flash->lock); - /* REVISIT in some cases we could speed up erasing large regions - * by using OPCODE_SE instead of OPCODE_BE_4K - */ - - /* now erase those sectors */ - if (len == flash->mtd.size && erase_block(flash)) { + /* whole-chip erase? */ + if (len == flash->mtd.size && erase_chip(flash)) { instr->state = MTD_ERASE_FAILED; mutex_unlock(&flash->lock); return -EIO; + + /* REVISIT in some cases we could speed up erasing large regions + * by using OPCODE_SE instead of OPCODE_BE_4K. We may have set up + * to use "small sector erase", but that's not always optimal. + */ + + /* "sector"-at-a-time erase */ } else { while (len) { if (erase_sector(flash, addr)) { @@ -574,10 +577,11 @@ for (tmp = 0, info = m25p_data; tmp < ARRAY_SIZE(m25p_data); tmp++, info++) { - if (info->jedec_id == jedec) - if (ext_jedec != 0 && info->ext_id != ext_jedec) + if (info->jedec_id == jedec) { + if (info->ext_id != 0 && info->ext_id != ext_jedec) continue; return info; + } } dev_err(&spi->dev, "unrecognized JEDEC id %06x\n", jedec); return NULL;
diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c index 42d844f..dfbf3f2 100644 --- a/drivers/mtd/maps/physmap.c +++ b/drivers/mtd/maps/physmap.c
@@ -19,7 +19,7 @@ #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> #include <linux/mtd/concat.h> -#include <asm/io.h> +#include <linux/io.h> #define MAX_RESOURCES 4 @@ -27,7 +27,6 @@ struct mtd_info *mtd[MAX_RESOURCES]; struct mtd_info *cmtd; struct map_info map[MAX_RESOURCES]; - struct resource *res; #ifdef CONFIG_MTD_PARTITIONS int nr_parts; struct mtd_partition *parts; @@ -70,16 +69,7 @@ #endif map_destroy(info->mtd[i]); } - - if (info->map[i].virt != NULL) - iounmap(info->map[i].virt); } - - if (info->res != NULL) { - release_resource(info->res); - kfree(info->res); - } - return 0; } @@ -101,7 +91,8 @@ if (physmap_data == NULL) return -ENODEV; - info = kzalloc(sizeof(struct physmap_flash_info), GFP_KERNEL); + info = devm_kzalloc(&dev->dev, sizeof(struct physmap_flash_info), + GFP_KERNEL); if (info == NULL) { err = -ENOMEM; goto err_out; @@ -114,10 +105,10 @@ (unsigned long long)(dev->resource[i].end - dev->resource[i].start + 1), (unsigned long long)dev->resource[i].start); - info->res = request_mem_region(dev->resource[i].start, - dev->resource[i].end - dev->resource[i].start + 1, - dev->dev.bus_id); - if (info->res == NULL) { + if (!devm_request_mem_region(&dev->dev, + dev->resource[i].start, + dev->resource[i].end - dev->resource[i].start + 1, + dev->dev.bus_id)) { dev_err(&dev->dev, "Could not reserve memory region\n"); err = -ENOMEM; goto err_out; @@ -129,7 +120,8 @@ info->map[i].bankwidth = physmap_data->width; info->map[i].set_vpp = physmap_data->set_vpp; - info->map[i].virt = ioremap(info->map[i].phys, info->map[i].size); + info->map[i].virt = devm_ioremap(&dev->dev, info->map[i].phys, + info->map[i].size); if (info->map[i].virt == NULL) { dev_err(&dev->dev, "Failed to ioremap flash region\n"); err = EIO;
diff --git a/drivers/mtd/nand/fsl_upm.c b/drivers/mtd/nand/fsl_upm.c index 024e3ff..a83192f 100644 --- a/drivers/mtd/nand/fsl_upm.c +++ b/drivers/mtd/nand/fsl_upm.c
@@ -163,9 +163,11 @@ ret = parse_mtd_partitions(&fun->mtd, part_types, &fun->parts, 0); #ifdef CONFIG_MTD_OF_PARTS - if (ret == 0) - ret = of_mtd_parse_partitions(fun->dev, &fun->mtd, - flash_np, &fun->parts); + if (ret == 0) { + ret = of_mtd_parse_partitions(fun->dev, flash_np, &fun->parts); + if (ret < 0) + goto err; + } #endif if (ret > 0) ret = add_mtd_partitions(&fun->mtd, fun->parts, ret);
diff --git a/drivers/mtd/nand/pasemi_nand.c b/drivers/mtd/nand/pasemi_nand.c index 75c8990..9bd6c9a 100644 --- a/drivers/mtd/nand/pasemi_nand.c +++ b/drivers/mtd/nand/pasemi_nand.c
@@ -141,6 +141,7 @@ } lpcctl = pci_resource_start(pdev, 0); + pci_dev_put(pdev); if (!request_region(lpcctl, 4, driver_name)) { err = -EBUSY;
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c index c0fa9c9..15f0a26 100644 --- a/drivers/mtd/nand/pxa3xx_nand.c +++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -269,6 +269,7 @@ static struct pxa3xx_nand_flash stm2GbX16 = { .timing = &stm2GbX16_timing, + .cmdset = &largepage_cmdset, .page_per_block = 64, .page_size = 2048, .flash_width = 16,
diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c index e39b21d..a7e4d98 100644 --- a/drivers/mtd/onenand/omap2.c +++ b/drivers/mtd/onenand/omap2.c
@@ -32,19 +32,18 @@ #include <linux/platform_device.h> #include <linux/interrupt.h> #include <linux/delay.h> - -#include <asm/io.h> -#include <asm/mach/flash.h> -#include <asm/arch/gpmc.h> -#include <asm/arch/onenand.h> -#include <asm/arch/gpio.h> -#include <asm/arch/pm.h> - #include <linux/dma-mapping.h> -#include <asm/dma-mapping.h> -#include <asm/arch/dma.h> +#include <linux/io.h> -#include <asm/arch/board.h> +#include <asm/mach/flash.h> +#include <mach/gpmc.h> +#include <mach/onenand.h> +#include <mach/gpio.h> +#include <mach/pm.h> + +#include <mach/dma.h> + +#include <mach/board.h> #define DRIVER_NAME "omap2-onenand"
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index d07e3f1..9e8222f 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c
@@ -543,9 +543,9 @@ for (j = 0; j < bp->rx_max_pg_ring; j++) { if (rxr->rx_pg_desc_ring[j]) pci_free_consistent(bp->pdev, RXBD_RING_SIZE, - rxr->rx_pg_desc_ring[i], - rxr->rx_pg_desc_mapping[i]); - rxr->rx_pg_desc_ring[i] = NULL; + rxr->rx_pg_desc_ring[j], + rxr->rx_pg_desc_mapping[j]); + rxr->rx_pg_desc_ring[j] = NULL; } if (rxr->rx_pg_ring) vfree(rxr->rx_pg_ring); @@ -3144,6 +3144,28 @@ return 0; } +static void +bnx2_chk_missed_msi(struct bnx2 *bp) +{ + struct bnx2_napi *bnapi = &bp->bnx2_napi[0]; + u32 msi_ctrl; + + if (bnx2_has_work(bnapi)) { + msi_ctrl = REG_RD(bp, BNX2_PCICFG_MSI_CONTROL); + if (!(msi_ctrl & BNX2_PCICFG_MSI_CONTROL_ENABLE)) + return; + + if (bnapi->last_status_idx == bp->idle_chk_status_idx) { + REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl & + ~BNX2_PCICFG_MSI_CONTROL_ENABLE); + REG_WR(bp, BNX2_PCICFG_MSI_CONTROL, msi_ctrl); + bnx2_msi(bp->irq_tbl[0].vector, bnapi); + } + } + + bp->idle_chk_status_idx = bnapi->last_status_idx; +} + static void bnx2_poll_link(struct bnx2 *bp, struct bnx2_napi *bnapi) { struct status_block *sblk = bnapi->status_blk.msi; @@ -3218,14 +3240,15 @@ work_done = bnx2_poll_work(bp, bnapi, work_done, budget); - if (unlikely(work_done >= budget)) - break; - /* bnapi->last_status_idx is used below to tell the hw how * much work has been processed, so we must read it before * checking for more work. */ bnapi->last_status_idx = sblk->status_idx; + + if (unlikely(work_done >= budget)) + break; + rmb(); if (likely(!bnx2_has_work(bnapi))) { netif_rx_complete(bp->dev, napi); @@ -4570,6 +4593,8 @@ for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) bp->bnx2_napi[i].last_status_idx = 0; + bp->idle_chk_status_idx = 0xffff; + bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; /* Set up how to generate a link change interrupt. */ @@ -5718,6 +5743,10 @@ if (atomic_read(&bp->intr_sem) != 0) goto bnx2_restart_timer; + if ((bp->flags & (BNX2_FLAG_USING_MSI | BNX2_FLAG_ONE_SHOT_MSI)) == + BNX2_FLAG_USING_MSI) + bnx2_chk_missed_msi(bp); + bnx2_send_heart_beat(bp); bp->stats_blk->stat_FwRxDrop =
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h index 617d953..0b032c3 100644 --- a/drivers/net/bnx2.h +++ b/drivers/net/bnx2.h
@@ -378,6 +378,9 @@ * pci_config_l definition * offset: 0000 */ +#define BNX2_PCICFG_MSI_CONTROL 0x00000058 +#define BNX2_PCICFG_MSI_CONTROL_ENABLE (1L<<16) + #define BNX2_PCICFG_MISC_CONFIG 0x00000068 #define BNX2_PCICFG_MISC_CONFIG_TARGET_BYTE_SWAP (1L<<2) #define BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP (1L<<3) @@ -6863,6 +6866,9 @@ u8 num_tx_rings; u8 num_rx_rings; + + u32 idle_chk_status_idx; + }; #define REG_RD(bp, offset) \
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c index 523b971..d115a6d3 100644 --- a/drivers/net/e1000e/ich8lan.c +++ b/drivers/net/e1000e/ich8lan.c
@@ -1893,12 +1893,17 @@ ctrl |= E1000_CTRL_PHY_RST; } ret_val = e1000_acquire_swflag_ich8lan(hw); + /* Whether or not the swflag was acquired, we need to reset the part */ hw_dbg(hw, "Issuing a global reset to ich8lan"); ew32(CTRL, (ctrl | E1000_CTRL_RST)); msleep(20); - /* release the swflag because it is not reset by hardware reset */ - e1000_release_swflag_ich8lan(hw); + if (!ret_val) { + /* release the swflag because it is not reset by + * hardware reset + */ + e1000_release_swflag_ich8lan(hw); + } ret_val = e1000e_get_auto_rd_done(hw); if (ret_val) {
diff --git a/drivers/net/enc28j60.c b/drivers/net/enc28j60.c index e1b441e..36cb6e9 100644 --- a/drivers/net/enc28j60.c +++ b/drivers/net/enc28j60.c
@@ -568,6 +568,17 @@ return erxrdpt; } +/* + * Calculate wrap around when reading beyond the end of the RX buffer + */ +static u16 rx_packet_start(u16 ptr) +{ + if (ptr + RSV_SIZE > RXEND_INIT) + return (ptr + RSV_SIZE) - (RXEND_INIT - RXSTART_INIT + 1); + else + return ptr + RSV_SIZE; +} + static void nolock_rxfifo_init(struct enc28j60_net *priv, u16 start, u16 end) { u16 erxrdpt; @@ -938,8 +949,9 @@ skb->dev = ndev; skb_reserve(skb, NET_IP_ALIGN); /* copy the packet from the receive buffer */ - enc28j60_mem_read(priv, priv->next_pk_ptr + sizeof(rsv), - len, skb_put(skb, len)); + enc28j60_mem_read(priv, + rx_packet_start(priv->next_pk_ptr), + len, skb_put(skb, len)); if (netif_msg_pktdata(priv)) dump_packet(__func__, skb->len, skb->data); skb->protocol = eth_type_trans(skb, ndev); @@ -947,7 +959,7 @@ ndev->stats.rx_packets++; ndev->stats.rx_bytes += len; ndev->last_rx = jiffies; - netif_rx(skb); + netif_rx_ni(skb); } } /*
diff --git a/drivers/net/jme.h b/drivers/net/jme.h index f863aee..3f5d915 100644 --- a/drivers/net/jme.h +++ b/drivers/net/jme.h
@@ -22,7 +22,7 @@ */ #ifndef __JME_H_INCLUDED__ -#define __JME_H_INCLUDEE__ +#define __JME_H_INCLUDED__ #define DRV_NAME "jme" #define DRV_VERSION "1.0.3"
diff --git a/drivers/net/netx-eth.c b/drivers/net/netx-eth.c index b9bed82..b289a0a 100644 --- a/drivers/net/netx-eth.c +++ b/drivers/net/netx-eth.c
@@ -401,6 +401,8 @@ priv->xmac_base = priv->xc->xmac_base; priv->sram_base = priv->xc->sram_base; + spin_lock_init(&priv->lock); + ret = pfifo_request(PFIFO_MASK(priv->id)); if (ret) { printk("unable to request PFIFO\n");
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 536bda1..289fc26 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c
@@ -105,8 +105,6 @@ return -EINVAL; } - bus->state = MDIOBUS_REGISTERED; - mutex_init(&bus->mdio_lock); if (bus->reset) @@ -123,6 +121,9 @@ } } + if (!err) + bus->state = MDIOBUS_REGISTERED; + pr_info("%s: probed\n", bus->name); return err;
diff --git a/drivers/net/starfire.c b/drivers/net/starfire.c index 1d2ef8f..5a40f2d 100644 --- a/drivers/net/starfire.c +++ b/drivers/net/starfire.c
@@ -1509,6 +1509,11 @@ desc->status = 0; np->rx_done = (np->rx_done + 1) % DONE_Q_SIZE; } + + if (*quota == 0) { /* out of rx quota */ + retcode = 1; + goto out; + } writew(np->rx_done, np->base + CompletionQConsumerIdx); out:
diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c index 1349e41..fed7eba 100644 --- a/drivers/net/sungem.c +++ b/drivers/net/sungem.c
@@ -1142,6 +1142,70 @@ return NETDEV_TX_OK; } +static void gem_pcs_reset(struct gem *gp) +{ + int limit; + u32 val; + + /* Reset PCS unit. */ + val = readl(gp->regs + PCS_MIICTRL); + val |= PCS_MIICTRL_RST; + writel(val, gp->regs + PCS_MIICTRL); + + limit = 32; + while (readl(gp->regs + PCS_MIICTRL) & PCS_MIICTRL_RST) { + udelay(100); + if (limit-- <= 0) + break; + } + if (limit <= 0) + printk(KERN_WARNING "%s: PCS reset bit would not clear.\n", + gp->dev->name); +} + +static void gem_pcs_reinit_adv(struct gem *gp) +{ + u32 val; + + /* Make sure PCS is disabled while changing advertisement + * configuration. + */ + val = readl(gp->regs + PCS_CFG); + val &= ~(PCS_CFG_ENABLE | PCS_CFG_TO); + writel(val, gp->regs + PCS_CFG); + + /* Advertise all capabilities except assymetric + * pause. + */ + val = readl(gp->regs + PCS_MIIADV); + val |= (PCS_MIIADV_FD | PCS_MIIADV_HD | + PCS_MIIADV_SP | PCS_MIIADV_AP); + writel(val, gp->regs + PCS_MIIADV); + + /* Enable and restart auto-negotiation, disable wrapback/loopback, + * and re-enable PCS. + */ + val = readl(gp->regs + PCS_MIICTRL); + val |= (PCS_MIICTRL_RAN | PCS_MIICTRL_ANE); + val &= ~PCS_MIICTRL_WB; + writel(val, gp->regs + PCS_MIICTRL); + + val = readl(gp->regs + PCS_CFG); + val |= PCS_CFG_ENABLE; + writel(val, gp->regs + PCS_CFG); + + /* Make sure serialink loopback is off. The meaning + * of this bit is logically inverted based upon whether + * you are in Serialink or SERDES mode. + */ + val = readl(gp->regs + PCS_SCTRL); + if (gp->phy_type == phy_serialink) + val &= ~PCS_SCTRL_LOOP; + else + val |= PCS_SCTRL_LOOP; + writel(val, gp->regs + PCS_SCTRL); +} + #define STOP_TRIES 32 /* Must be invoked under gp->lock and gp->tx_lock. */ @@ -1168,6 +1232,9 @@ if (limit <= 0) printk(KERN_ERR "%s: SW reset is ghetto.\n", gp->dev->name); + + if (gp->phy_type == phy_serialink || gp->phy_type == phy_serdes) + gem_pcs_reinit_adv(gp); } /* Must be invoked under gp->lock and gp->tx_lock. */ @@ -1324,7 +1391,7 @@ gp->phy_type == phy_serdes) { u32 pcs_lpa = readl(gp->regs + PCS_MIILP); - if (pcs_lpa & PCS_MIIADV_FD) + if ((pcs_lpa & PCS_MIIADV_FD) || gp->phy_type == phy_serdes) full_duplex = 1; speed = SPEED_1000; } @@ -1488,6 +1555,9 @@ val = readl(gp->regs + PCS_MIISTAT); if ((val & PCS_MIISTAT_LS) != 0) { + if (gp->lstate == link_up) + goto restart; + gp->lstate = link_up; netif_carrier_on(gp->dev); (void)gem_set_link_modes(gp); @@ -1708,61 +1778,8 @@ if (gp->phy_mii.def && gp->phy_mii.def->ops->init) gp->phy_mii.def->ops->init(&gp->phy_mii); } else { - u32 val; - int limit; - - /* Reset PCS unit. */ - val = readl(gp->regs + PCS_MIICTRL); - val |= PCS_MIICTRL_RST; - writel(val, gp->regs + PCS_MIICTRL); - - limit = 32; - while (readl(gp->regs + PCS_MIICTRL) & PCS_MIICTRL_RST) { - udelay(100); - if (limit-- <= 0) - break; - } - if (limit <= 0) - printk(KERN_WARNING "%s: PCS reset bit would not clear.\n", - gp->dev->name); - - /* Make sure PCS is disabled while changing advertisement - * configuration. - */ - val = readl(gp->regs + PCS_CFG); - val &= ~(PCS_CFG_ENABLE | PCS_CFG_TO); - writel(val, gp->regs + PCS_CFG); - - /* Advertise all capabilities except assymetric - * pause. - */ - val = readl(gp->regs + PCS_MIIADV); - val |= (PCS_MIIADV_FD | PCS_MIIADV_HD | - PCS_MIIADV_SP | PCS_MIIADV_AP); - writel(val, gp->regs + PCS_MIIADV); - - /* Enable and restart auto-negotiation, disable wrapback/loopback, - * and re-enable PCS. - */ - val = readl(gp->regs + PCS_MIICTRL); - val |= (PCS_MIICTRL_RAN | PCS_MIICTRL_ANE); - val &= ~PCS_MIICTRL_WB; - writel(val, gp->regs + PCS_MIICTRL); - - val = readl(gp->regs + PCS_CFG); - val |= PCS_CFG_ENABLE; - writel(val, gp->regs + PCS_CFG); - - /* Make sure serialink loopback is off. The meaning - * of this bit is logically inverted based upon whether - * you are in Serialink or SERDES mode. - */ - val = readl(gp->regs + PCS_SCTRL); - if (gp->phy_type == phy_serialink) - val &= ~PCS_SCTRL_LOOP; - else - val |= PCS_SCTRL_LOOP; - writel(val, gp->regs + PCS_SCTRL); + gem_pcs_reset(gp); + gem_pcs_reinit_adv(gp); } /* Default aneg parameters */ @@ -2680,6 +2697,21 @@ cmd->speed = 0; cmd->duplex = cmd->port = cmd->phy_address = cmd->transceiver = cmd->autoneg = 0; + + /* serdes means usually a Fibre connector, with most fixed */ + if (gp->phy_type == phy_serdes) { + cmd->port = PORT_FIBRE; + cmd->supported = (SUPPORTED_1000baseT_Half | + SUPPORTED_1000baseT_Full | + SUPPORTED_FIBRE | SUPPORTED_Autoneg | + SUPPORTED_Pause | SUPPORTED_Asym_Pause); + cmd->advertising = cmd->supported; + cmd->transceiver = XCVR_INTERNAL; + if (gp->lstate == link_up) + cmd->speed = SPEED_1000; + cmd->duplex = DUPLEX_FULL; + cmd->autoneg = 1; + } } cmd->maxtxpkt = cmd->maxrxpkt = 0;
diff --git a/drivers/net/tlan.c b/drivers/net/tlan.c index c41d687..e604982 100644 --- a/drivers/net/tlan.c +++ b/drivers/net/tlan.c
@@ -1098,6 +1098,7 @@ dma_addr_t tail_list_phys; u8 *tail_buffer; unsigned long flags; + unsigned int txlen; if ( ! priv->phyOnline ) { TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: %s PHY is not ready\n", @@ -1108,6 +1109,7 @@ if (skb_padto(skb, TLAN_MIN_FRAME_SIZE)) return 0; + txlen = max(skb->len, (unsigned int)TLAN_MIN_FRAME_SIZE); tail_list = priv->txList + priv->txTail; tail_list_phys = priv->txListDMA + sizeof(TLanList) * priv->txTail; @@ -1125,16 +1127,16 @@ if ( bbuf ) { tail_buffer = priv->txBuffer + ( priv->txTail * TLAN_MAX_FRAME_SIZE ); - skb_copy_from_linear_data(skb, tail_buffer, skb->len); + skb_copy_from_linear_data(skb, tail_buffer, txlen); } else { tail_list->buffer[0].address = pci_map_single(priv->pciDev, - skb->data, skb->len, + skb->data, txlen, PCI_DMA_TODEVICE); TLan_StoreSKB(tail_list, skb); } - tail_list->frameSize = (u16) skb->len; - tail_list->buffer[0].count = TLAN_LAST_BUFFER | (u32) skb->len; + tail_list->frameSize = (u16) txlen; + tail_list->buffer[0].count = TLAN_LAST_BUFFER | (u32) txlen; tail_list->buffer[1].count = 0; tail_list->buffer[1].address = 0; @@ -1431,7 +1433,9 @@ if ( ! bbuf ) { struct sk_buff *skb = TLan_GetSKB(head_list); pci_unmap_single(priv->pciDev, head_list->buffer[0].address, - skb->len, PCI_DMA_TODEVICE); + max(skb->len, + (unsigned int)TLAN_MIN_FRAME_SIZE), + PCI_DMA_TODEVICE); dev_kfree_skb_any(skb); head_list->buffer[8].address = 0; head_list->buffer[9].address = 0; @@ -2055,9 +2059,12 @@ list = priv->txList + i; skb = TLan_GetSKB(list); if ( skb ) { - pci_unmap_single(priv->pciDev, - list->buffer[0].address, skb->len, - PCI_DMA_TODEVICE); + pci_unmap_single( + priv->pciDev, + list->buffer[0].address, + max(skb->len, + (unsigned int)TLAN_MIN_FRAME_SIZE), + PCI_DMA_TODEVICE); dev_kfree_skb_any( skb ); list->buffer[8].address = 0; list->buffer[9].address = 0;
diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index dcce3542..7a9f901 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c
@@ -3897,6 +3897,7 @@ if (!(priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING))) return 0; ipw_send_disassociate(data, 0); + netif_carrier_off(priv->net_dev); return 1; } @@ -10190,6 +10191,9 @@ u16 remaining_bytes; int fc; + if (!(priv->status & STATUS_ASSOCIATED)) + goto drop; + hdr_len = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl)); switch (priv->ieee->iw_mode) { case IW_MODE_ADHOC:
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 4c312c55..01a8458 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -290,6 +290,9 @@ priv->num_stations = 0; memset(priv->stations, 0, sizeof(priv->stations)); + /* clean ucode key table bit map */ + priv->ucode_key_table = 0; + spin_unlock_irqrestore(&priv->sta_lock, flags); } EXPORT_SYMBOL(iwl_clear_stations_table);
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c index 61797f3..26f7084 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.c +++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -475,7 +475,7 @@ if (!test_and_set_bit(i, &priv->ucode_key_table)) return i; - return -1; + return WEP_INVALID_OFFSET; } int iwl_send_static_wepkey_cmd(struct iwl_priv *priv, u8 send_if_empty) @@ -620,6 +620,9 @@ /* else, we are overriding an existing key => no need to allocated room * in uCode. */ + WARN(priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET, + "no space for new kew"); + priv->stations[sta_id].sta.key.key_flags = key_flags; priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_KEY_MASK; priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK; @@ -637,6 +640,7 @@ { unsigned long flags; __le16 key_flags = 0; + int ret; key_flags |= (STA_KEY_FLG_CCMP | STA_KEY_FLG_MAP_KEY_MSK); key_flags |= cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS); @@ -664,14 +668,18 @@ /* else, we are overriding an existing key => no need to allocated room * in uCode. */ + WARN(priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET, + "no space for new kew"); + priv->stations[sta_id].sta.key.key_flags = key_flags; priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_KEY_MASK; priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK; + ret = iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC); + spin_unlock_irqrestore(&priv->sta_lock, flags); - IWL_DEBUG_INFO("hwcrypto: modify ucode station key info\n"); - return iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC); + return ret; } static int iwl_set_tkip_dynamic_key_info(struct iwl_priv *priv, @@ -696,6 +704,9 @@ /* else, we are overriding an existing key => no need to allocated room * in uCode. */ + WARN(priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET, + "no space for new kew"); + /* This copy is acutally not needed: we get the key with each TX */ memcpy(priv->stations[sta_id].keyinfo.key, keyconf->key, 16); @@ -734,6 +745,13 @@ return 0; } + if (priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET) { + IWL_WARNING("Removing wrong key %d 0x%x\n", + keyconf->keyidx, key_flags); + spin_unlock_irqrestore(&priv->sta_lock, flags); + return 0; + } + if (!test_and_clear_bit(priv->stations[sta_id].sta.key.key_offset, &priv->ucode_key_table)) IWL_ERROR("index %d not used in uCode key table.\n",
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c index fe1867b..cac732f 100644 --- a/drivers/net/wireless/zd1211rw/zd_mac.c +++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -615,7 +615,7 @@ struct ieee80211_hdr *tx_hdr; tx_hdr = (struct ieee80211_hdr *)skb->data; - if (likely(!compare_ether_addr(tx_hdr->addr2, rx_hdr->addr1))) + if (likely(!memcmp(tx_hdr->addr2, rx_hdr->addr1, ETH_ALEN))) { __skb_unlink(skb, q); tx_status(hw, skb, IEEE80211_TX_STAT_ACK, stats->signal, 1);
diff --git a/drivers/pci/hotplug/acpiphp.h b/drivers/pci/hotplug/acpiphp.h index f9e244d..9bcb6cb 100644 --- a/drivers/pci/hotplug/acpiphp.h +++ b/drivers/pci/hotplug/acpiphp.h
@@ -113,7 +113,7 @@ u8 device; /* pci device# */ - u32 sun; /* ACPI _SUN (slot unique number) */ + unsigned long long sun; /* ACPI _SUN (slot unique number) */ u32 flags; /* see below */ };
diff --git a/drivers/pci/hotplug/acpiphp_core.c b/drivers/pci/hotplug/acpiphp_core.c index 95b536a..43c10bd 100644 --- a/drivers/pci/hotplug/acpiphp_core.c +++ b/drivers/pci/hotplug/acpiphp_core.c
@@ -337,7 +337,7 @@ slot->hotplug_slot->info->cur_bus_speed = PCI_SPEED_UNKNOWN; acpiphp_slot->slot = slot; - snprintf(name, SLOT_NAME_SIZE, "%u", slot->acpi_slot->sun); + snprintf(name, SLOT_NAME_SIZE, "%llu", slot->acpi_slot->sun); retval = pci_hp_register(slot->hotplug_slot, acpiphp_slot->bridge->pci_bus,
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index 955aae4..3affc64 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -255,13 +255,13 @@ bridge->nr_slots++; - dbg("found ACPI PCI Hotplug slot %d at PCI %04x:%02x:%02x\n", + dbg("found ACPI PCI Hotplug slot %llu at PCI %04x:%02x:%02x\n", slot->sun, pci_domain_nr(bridge->pci_bus), bridge->pci_bus->number, slot->device); retval = acpiphp_register_hotplug_slot(slot); if (retval) { if (retval == -EBUSY) - warn("Slot %d already registered by another " + warn("Slot %llu already registered by another " "hotplug driver\n", slot->sun); else warn("acpiphp_register_hotplug_slot failed "
diff --git a/drivers/pci/hotplug/ibmphp_core.c b/drivers/pci/hotplug/ibmphp_core.c index c892daa..633e743 100644 --- a/drivers/pci/hotplug/ibmphp_core.c +++ b/drivers/pci/hotplug/ibmphp_core.c
@@ -1402,10 +1402,6 @@ goto error; } - /* lock ourselves into memory with a module - * count of -1 so that no one can unload us. */ - module_put(THIS_MODULE); - exit: return rc; @@ -1423,4 +1419,3 @@ } module_init(ibmphp_init); -module_exit(ibmphp_exit);
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c index 4b23bc3..39cf248 100644 --- a/drivers/pci/hotplug/pciehp_core.c +++ b/drivers/pci/hotplug/pciehp_core.c
@@ -432,18 +432,19 @@ goto err_out_release_ctlr; } + /* Check if slot is occupied */ t_slot = pciehp_find_slot(ctrl, ctrl->slot_device_offset); - - t_slot->hpc_ops->get_adapter_status(t_slot, &value); /* Check if slot is occupied */ - if (value && pciehp_force) { - rc = pciehp_enable_slot(t_slot); - if (rc) /* -ENODEV: shouldn't happen, but deal with it */ - value = 0; - } - if ((POWER_CTRL(ctrl)) && !value) { - rc = t_slot->hpc_ops->power_off_slot(t_slot); /* Power off slot if not occupied*/ - if (rc) - goto err_out_free_ctrl_slot; + t_slot->hpc_ops->get_adapter_status(t_slot, &value); + if (value) { + if (pciehp_force) + pciehp_enable_slot(t_slot); + } else { + /* Power off slot if not occupied */ + if (POWER_CTRL(ctrl)) { + rc = t_slot->hpc_ops->power_off_slot(t_slot); + if (rc) + goto err_out_free_ctrl_slot; + } } return 0;
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c index dfc63d0..aac7006 100644 --- a/drivers/pci/pcie/aer/aerdrv_core.c +++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -252,7 +252,7 @@ if (!dev->driver || !dev->driver->err_handler || - !dev->driver->err_handler->slot_reset) + !dev->driver->err_handler->resume) return; err_handler = dev->driver->err_handler;
diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c index 8f63f4c..9aad608 100644 --- a/drivers/pci/pcie/aspm.c +++ b/drivers/pci/pcie/aspm.c
@@ -16,6 +16,7 @@ #include <linux/pm.h> #include <linux/init.h> #include <linux/slab.h> +#include <linux/jiffies.h> #include <linux/pci-aspm.h> #include "../pci.h" @@ -161,11 +162,12 @@ */ static void pcie_aspm_configure_common_clock(struct pci_dev *pdev) { - int pos, child_pos; + int pos, child_pos, i = 0; u16 reg16 = 0; struct pci_dev *child_dev; int same_clock = 1; - + unsigned long start_jiffies; + u16 child_regs[8], parent_reg; /* * all functions of a slot should have the same Slot Clock * Configuration, so just check one function @@ -191,16 +193,19 @@ child_pos = pci_find_capability(child_dev, PCI_CAP_ID_EXP); pci_read_config_word(child_dev, child_pos + PCI_EXP_LNKCTL, ®16); + child_regs[i] = reg16; if (same_clock) reg16 |= PCI_EXP_LNKCTL_CCC; else reg16 &= ~PCI_EXP_LNKCTL_CCC; pci_write_config_word(child_dev, child_pos + PCI_EXP_LNKCTL, reg16); + i++; } /* Configure upstream component */ pci_read_config_word(pdev, pos + PCI_EXP_LNKCTL, ®16); + parent_reg = reg16; if (same_clock) reg16 |= PCI_EXP_LNKCTL_CCC; else @@ -212,12 +217,30 @@ pci_write_config_word(pdev, pos + PCI_EXP_LNKCTL, reg16); /* Wait for link training end */ - while (1) { + /* break out after waiting for 1 second */ + start_jiffies = jiffies; + while ((jiffies - start_jiffies) < HZ) { pci_read_config_word(pdev, pos + PCI_EXP_LNKSTA, ®16); if (!(reg16 & PCI_EXP_LNKSTA_LT)) break; cpu_relax(); } + /* training failed -> recover */ + if ((jiffies - start_jiffies) >= HZ) { + dev_printk (KERN_ERR, &pdev->dev, "ASPM: Could not configure" + " common clock\n"); + i = 0; + list_for_each_entry(child_dev, &pdev->subordinate->devices, + bus_list) { + child_pos = pci_find_capability(child_dev, + PCI_CAP_ID_EXP); + pci_write_config_word(child_dev, + child_pos + PCI_EXP_LNKCTL, + child_regs[i]); + i++; + } + pci_write_config_word(pdev, pos + PCI_EXP_LNKCTL, parent_reg); + } } /*
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 5f4f85f..ce09856 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c
@@ -606,27 +606,6 @@ sis_apic_bug = 1; } DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SI, PCI_ANY_ID, quirk_ioapic_rmw); - -#define AMD8131_revA0 0x01 -#define AMD8131_revB0 0x11 -#define AMD8131_MISC 0x40 -#define AMD8131_NIOAMODE_BIT 0 -static void quirk_amd_8131_ioapic(struct pci_dev *dev) -{ - unsigned char tmp; - - if (nr_ioapics == 0) - return; - - if (dev->revision == AMD8131_revA0 || dev->revision == AMD8131_revB0) { - dev_info(&dev->dev, "Fixing up AMD8131 IOAPIC mode\n"); - pci_read_config_byte( dev, AMD8131_MISC, &tmp); - tmp &= ~(1 << AMD8131_NIOAMODE_BIT); - pci_write_config_byte( dev, AMD8131_MISC, tmp); - } -} -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_BRIDGE, quirk_amd_8131_ioapic); -DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_BRIDGE, quirk_amd_8131_ioapic); #endif /* CONFIG_X86_IO_APIC */ /* @@ -1423,6 +1402,155 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x260a, quirk_intel_pcie_pm); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x260b, quirk_intel_pcie_pm); +#ifdef CONFIG_X86_IO_APIC +/* + * Boot interrupts on some chipsets cannot be turned off. For these chipsets, + * remap the original interrupt in the linux kernel to the boot interrupt, so + * that a PCI device's interrupt handler is installed on the boot interrupt + * line instead. + */ +static void quirk_reroute_to_boot_interrupts_intel(struct pci_dev *dev) +{ + if (noioapicquirk || noioapicreroute) + return; + + dev->irq_reroute_variant = INTEL_IRQ_REROUTE_VARIANT; + + printk(KERN_INFO "PCI quirk: reroute interrupts for 0x%04x:0x%04x\n", + dev->vendor, dev->device); + return; +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80333_0, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80333_1, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB2_0, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_0, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_1, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXHV, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80332_0, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80332_1, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80333_0, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80333_1, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB2_0, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_0, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_1, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXHV, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80332_0, quirk_reroute_to_boot_interrupts_intel); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80332_1, quirk_reroute_to_boot_interrupts_intel); + +/* + * On some chipsets we can disable the generation of legacy INTx boot + * interrupts. + */ + +/* + * IO-APIC1 on 6300ESB generates boot interrupts, see intel order no + * 300641-004US, section 5.7.3. + */ +#define INTEL_6300_IOAPIC_ABAR 0x40 +#define INTEL_6300_DISABLE_BOOT_IRQ (1<<14) + +static void quirk_disable_intel_boot_interrupt(struct pci_dev *dev) +{ + u16 pci_config_word; + + if (noioapicquirk) + return; + + pci_read_config_word(dev, INTEL_6300_IOAPIC_ABAR, &pci_config_word); + pci_config_word |= INTEL_6300_DISABLE_BOOT_IRQ; + pci_write_config_word(dev, INTEL_6300_IOAPIC_ABAR, pci_config_word); + + printk(KERN_INFO "disabled boot interrupt on device 0x%04x:0x%04x\n", + dev->vendor, dev->device); +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_10, quirk_disable_intel_boot_interrupt); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_10, quirk_disable_intel_boot_interrupt); + +/* + * disable boot interrupts on HT-1000 + */ +#define BC_HT1000_FEATURE_REG 0x64 +#define BC_HT1000_PIC_REGS_ENABLE (1<<0) +#define BC_HT1000_MAP_IDX 0xC00 +#define BC_HT1000_MAP_DATA 0xC01 + +static void quirk_disable_broadcom_boot_interrupt(struct pci_dev *dev) +{ + u32 pci_config_dword; + u8 irq; + + if (noioapicquirk) + return; + + pci_read_config_dword(dev, BC_HT1000_FEATURE_REG, &pci_config_dword); + pci_write_config_dword(dev, BC_HT1000_FEATURE_REG, pci_config_dword | + BC_HT1000_PIC_REGS_ENABLE); + + for (irq = 0x10; irq < 0x10 + 32; irq++) { + outb(irq, BC_HT1000_MAP_IDX); + outb(0x00, BC_HT1000_MAP_DATA); + } + + pci_write_config_dword(dev, BC_HT1000_FEATURE_REG, pci_config_dword); + + printk(KERN_INFO "disabled boot interrupts on PCI device" + "0x%04x:0x%04x\n", dev->vendor, dev->device); +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000SB, quirk_disable_broadcom_boot_interrupt); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000SB, quirk_disable_broadcom_boot_interrupt); + +/* + * disable boot interrupts on AMD and ATI chipsets + */ +/* + * NOIOAMODE needs to be disabled to disable "boot interrupts". For AMD 8131 + * rev. A0 and B0, NOIOAMODE needs to be disabled anyway to fix IO-APIC mode + * (due to an erratum). + */ +#define AMD_813X_MISC 0x40 +#define AMD_813X_NOIOAMODE (1<<0) + +static void quirk_disable_amd_813x_boot_interrupt(struct pci_dev *dev) +{ + u32 pci_config_dword; + + if (noioapicquirk) + return; + + pci_read_config_dword(dev, AMD_813X_MISC, &pci_config_dword); + pci_config_dword &= ~AMD_813X_NOIOAMODE; + pci_write_config_dword(dev, AMD_813X_MISC, pci_config_dword); + + printk(KERN_INFO "disabled boot interrupts on PCI device " + "0x%04x:0x%04x\n", dev->vendor, dev->device); +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_BRIDGE, quirk_disable_amd_813x_boot_interrupt); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8132_BRIDGE, quirk_disable_amd_813x_boot_interrupt); + +#define AMD_8111_PCI_IRQ_ROUTING 0x56 + +static void quirk_disable_amd_8111_boot_interrupt(struct pci_dev *dev) +{ + u16 pci_config_word; + + if (noioapicquirk) + return; + + pci_read_config_word(dev, AMD_8111_PCI_IRQ_ROUTING, &pci_config_word); + if (!pci_config_word) { + printk(KERN_INFO "boot interrupts on PCI device 0x%04x:0x%04x " + "already disabled\n", + dev->vendor, dev->device); + return; + } + pci_write_config_word(dev, AMD_8111_PCI_IRQ_ROUTING, 0); + printk(KERN_INFO "disabled boot interrupts on PCI device " + "0x%04x:0x%04x\n", dev->vendor, dev->device); +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8111_SMBUS, quirk_disable_amd_8111_boot_interrupt); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8111_SMBUS, quirk_disable_amd_8111_boot_interrupt); +#endif /* CONFIG_X86_IO_APIC */ + /* * Toshiba TC86C001 IDE controller reports the standard 8-byte BAR0 size * but the PIO transfers won't work if BAR0 falls at the odd 8 bytes.
diff --git a/drivers/pci/slot.c b/drivers/pci/slot.c index 4dd1c3e..5a8ccb4 100644 --- a/drivers/pci/slot.c +++ b/drivers/pci/slot.c
@@ -253,6 +253,7 @@ __func__, pci_domain_nr(parent), parent->number, slot_nr); out: + kfree(slot_name); up_write(&pci_bus_sem); return slot; err:
diff --git a/drivers/pcmcia/bfin_cf_pcmcia.c b/drivers/pcmcia/bfin_cf_pcmcia.c index bb733886..b59d411 100644 --- a/drivers/pcmcia/bfin_cf_pcmcia.c +++ b/drivers/pcmcia/bfin_cf_pcmcia.c
@@ -334,6 +334,6 @@ module_init(bfin_cf_init); module_exit(bfin_cf_exit); -MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>") +MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>"); MODULE_DESCRIPTION("BFIN CF/PCMCIA Driver"); MODULE_LICENSE("GPL");
diff --git a/drivers/rtc/rtc-ds1672.c b/drivers/rtc/rtc-ds1672.c index 341d7a5..4e91419 100644 --- a/drivers/rtc/rtc-ds1672.c +++ b/drivers/rtc/rtc-ds1672.c
@@ -209,12 +209,18 @@ return err; } +static struct i2c_device_id ds1672_id[] = { + { "ds1672", 0 }, + { } +}; + static struct i2c_driver ds1672_driver = { .driver = { .name = "rtc-ds1672", }, .probe = &ds1672_probe, .remove = &ds1672_remove, + .id_table = ds1672_id, }; static int __init ds1672_init(void)
diff --git a/drivers/rtc/rtc-max6900.c b/drivers/rtc/rtc-max6900.c index 8078279..a4f6665 100644 --- a/drivers/rtc/rtc-max6900.c +++ b/drivers/rtc/rtc-max6900.c
@@ -247,12 +247,18 @@ return 0; } +static struct i2c_device_id max6900_id[] = { + { "max6900", 0 }, + { } +}; + static struct i2c_driver max6900_driver = { .driver = { .name = "rtc-max6900", }, .probe = max6900_probe, .remove = max6900_remove, + .id_table = max6900_id, }; static int __init max6900_init(void)
diff --git a/drivers/rtc/rtc-twl4030.c b/drivers/rtc/rtc-twl4030.c index abe87a4..01d8da9 100644 --- a/drivers/rtc/rtc-twl4030.c +++ b/drivers/rtc/rtc-twl4030.c
@@ -337,7 +337,7 @@ } #else -#define omap_rtc_ioctl NULL +#define twl4030_rtc_ioctl NULL #endif static irqreturn_t twl4030_rtc_interrupt(int irq, void *rtc)
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index 162cd92..94acbee 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c
@@ -175,8 +175,8 @@ { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */ { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */ { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */ - { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2120S (Crusader) */ - { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */ { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */ { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */ { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */
diff --git a/drivers/scsi/device_handler/scsi_dh_hp_sw.c b/drivers/scsi/device_handler/scsi_dh_hp_sw.c index 9aec4ca..f7da753 100644 --- a/drivers/scsi/device_handler/scsi_dh_hp_sw.c +++ b/drivers/scsi/device_handler/scsi_dh_hp_sw.c
@@ -107,6 +107,7 @@ struct request *req; int ret; +retry: req = blk_get_request(sdev->request_queue, WRITE, GFP_NOIO); if (!req) return SCSI_DH_RES_TEMP_UNAVAIL; @@ -121,7 +122,6 @@ memset(req->sense, 0, SCSI_SENSE_BUFFERSIZE); req->sense_len = 0; -retry: ret = blk_execute_rq(req->q, NULL, req, 1); if (ret == -EIO) { if (req->sense_len > 0) { @@ -136,8 +136,10 @@ h->path_state = HP_SW_PATH_ACTIVE; ret = SCSI_DH_OK; } - if (ret == SCSI_DH_IMM_RETRY) + if (ret == SCSI_DH_IMM_RETRY) { + blk_put_request(req); goto retry; + } if (ret == SCSI_DH_DEV_OFFLINED) { h->path_state = HP_SW_PATH_PASSIVE; ret = SCSI_DH_OK; @@ -200,6 +202,7 @@ struct request *req; int ret, retry; +retry: req = blk_get_request(sdev->request_queue, WRITE, GFP_NOIO); if (!req) return SCSI_DH_RES_TEMP_UNAVAIL; @@ -216,7 +219,6 @@ req->sense_len = 0; retry = h->retries; -retry: ret = blk_execute_rq(req->q, NULL, req, 1); if (ret == -EIO) { if (req->sense_len > 0) { @@ -231,8 +233,10 @@ ret = SCSI_DH_OK; if (ret == SCSI_DH_RETRY) { - if (--retry) + if (--retry) { + blk_put_request(req); goto retry; + } ret = SCSI_DH_IO; }
diff --git a/drivers/scsi/ibmvscsi/ibmvstgt.c b/drivers/scsi/ibmvscsi/ibmvstgt.c index 2a5b29d..e2dd6a4 100644 --- a/drivers/scsi/ibmvscsi/ibmvstgt.c +++ b/drivers/scsi/ibmvscsi/ibmvstgt.c
@@ -864,21 +864,23 @@ INIT_WORK(&vport->crq_work, handle_crq); - err = crq_queue_create(&vport->crq_queue, target); + err = scsi_add_host(shost, target->dev); if (err) goto free_srp_target; - err = scsi_add_host(shost, target->dev); - if (err) - goto destroy_queue; - err = scsi_tgt_alloc_queue(shost); if (err) - goto destroy_queue; + goto remove_host; + + err = crq_queue_create(&vport->crq_queue, target); + if (err) + goto free_queue; return 0; -destroy_queue: - crq_queue_destroy(target); +free_queue: + scsi_tgt_free_queue(shost); +remove_host: + scsi_remove_host(shost); free_srp_target: srp_target_free(target); put_host:
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index 801c7cf..3fdee73 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c
@@ -489,12 +489,6 @@ if (!__kfifo_get(session->cmdpool.queue, (void*)&task, sizeof(void*))) return NULL; - - if ((hdr->opcode == (ISCSI_OP_NOOP_OUT | ISCSI_OP_IMMEDIATE)) && - hdr->ttt == RESERVED_ITT) { - conn->ping_task = task; - conn->last_ping = jiffies; - } } /* * released in complete pdu for task we expect a response for, and @@ -703,6 +697,11 @@ task = __iscsi_conn_send_pdu(conn, (struct iscsi_hdr *)&hdr, NULL, 0); if (!task) iscsi_conn_printk(KERN_ERR, conn, "Could not send nopout\n"); + else if (!rhdr) { + /* only track our nops */ + conn->ping_task = task; + conn->last_ping = jiffies; + } } static int iscsi_handle_reject(struct iscsi_conn *conn, struct iscsi_hdr *hdr,
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index fa45a1a..148d3af 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c
@@ -648,8 +648,8 @@ struct request *req = cmd->request; unsigned long flags; - scsi_unprep_request(req); spin_lock_irqsave(q->queue_lock, flags); + scsi_unprep_request(req); blk_requeue_request(q, req); spin_unlock_irqrestore(q->queue_lock, flags);
diff --git a/drivers/serial/ioc3_serial.c b/drivers/serial/ioc3_serial.c index 6dd98f9..ae3699d 100644 --- a/drivers/serial/ioc3_serial.c +++ b/drivers/serial/ioc3_serial.c
@@ -2149,7 +2149,7 @@ return ret; } -static struct ioc3_submodule ioc3uart_submodule = { +static struct ioc3_submodule ioc3uart_ops = { .name = "IOC3uart", .probe = ioc3uart_probe, .remove = ioc3uart_remove, @@ -2173,7 +2173,7 @@ __func__); return ret; } - ret = ioc3_register_submodule(&ioc3uart_submodule); + ret = ioc3_register_submodule(&ioc3uart_ops); if (ret) uart_unregister_driver(&ioc3_uart); return ret; @@ -2181,7 +2181,7 @@ static void __devexit ioc3uart_exit(void) { - ioc3_unregister_submodule(&ioc3uart_submodule); + ioc3_unregister_submodule(&ioc3uart_ops); uart_unregister_driver(&ioc3_uart); }
diff --git a/drivers/serial/s3c2440.c b/drivers/serial/s3c2440.c index 317d239..29cbb0a 100644 --- a/drivers/serial/s3c2440.c +++ b/drivers/serial/s3c2440.c
@@ -177,5 +177,5 @@ MODULE_DESCRIPTION("Samsung S3C2440,S3C2442 SoC Serial port driver"); MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>"); -MODULE_LICENSE("GPLi v2"); +MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:s3c2440-uart");
diff --git a/drivers/sh/maple/maple.c b/drivers/sh/maple/maple.c index d1812d3..63f0de2 100644 --- a/drivers/sh/maple/maple.c +++ b/drivers/sh/maple/maple.c
@@ -827,7 +827,7 @@ maple_queue_cache = kmem_cache_create("maple_queue_cache", 0x400, 0, - SLAB_POISON|SLAB_HWCACHE_ALIGN, NULL); + SLAB_HWCACHE_ALIGN, NULL); if (!maple_queue_cache) goto cleanup_bothirqs;
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index c95b286..5d457c9 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig
@@ -22,6 +22,8 @@ If in doubt, say N here. +if STAGING + config STAGING_EXCLUDE_BUILD bool "Exclude Staging drivers from being built" if STAGING default y @@ -62,3 +64,4 @@ source "drivers/staging/poch/Kconfig" endif # !STAGING_EXCLUDE_BUILD +endif # STAGING
diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c index 8e74657..43a863c 100644 --- a/drivers/usb/class/usbtmc.c +++ b/drivers/usb/class/usbtmc.c
@@ -51,6 +51,7 @@ { USB_INTERFACE_INFO(USB_CLASS_APP_SPEC, 3, 0), }, { 0, } /* terminating entry */ }; +MODULE_DEVICE_TABLE(usb, usbtmc_devices); /* * This structure is the capabilities for the device
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index 3d7793d..8c08130 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c
@@ -279,7 +279,9 @@ * altsetting means creating new endpoint device entries). * When either of these happens, defer the Set-Interface. */ - if (!error && intf->dev.power.status == DPM_ON) + if (intf->cur_altsetting->desc.bAlternateSetting == 0) + ; /* Already in altsetting 0 so skip Set-Interface */ + else if (!error && intf->dev.power.status == DPM_ON) usb_set_interface(udev, intf->altsetting[0]. desc.bInterfaceNumber, 0); else
diff --git a/drivers/usb/gadget/f_rndis.c b/drivers/usb/gadget/f_rndis.c index 428b599..3a8bb53 100644 --- a/drivers/usb/gadget/f_rndis.c +++ b/drivers/usb/gadget/f_rndis.c
@@ -651,6 +651,8 @@ fs_in_desc.bEndpointAddress; hs_out_desc.bEndpointAddress = fs_out_desc.bEndpointAddress; + hs_notify_desc.bEndpointAddress = + fs_notify_desc.bEndpointAddress; /* copy descriptors, and track endpoint copies */ f->hs_descriptors = usb_copy_descriptors(eth_hs_function); @@ -662,6 +664,8 @@ f->hs_descriptors, &hs_in_desc); rndis->hs.out = usb_find_endpoint(eth_hs_function, f->hs_descriptors, &hs_out_desc); + rndis->hs.notify = usb_find_endpoint(eth_hs_function, + f->hs_descriptors, &hs_notify_desc); } rndis->port.open = rndis_open;
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index aad1359..fb6f293 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c
@@ -143,6 +143,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_AMC232_PID) }, { USB_DEVICE(FTDI_VID, FTDI_CANUSB_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_CANDAPTER_PID) }, { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_0_PID) }, { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_1_PID) }, { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_2_PID) }, @@ -166,6 +167,7 @@ { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) }, { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) }, { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_SPROG_II) }, { USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) }, { USB_DEVICE(FTDI_VID, FTDI_XF_634_PID) }, { USB_DEVICE(FTDI_VID, FTDI_XF_547_PID) },
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h index 07a3992..373ee09 100644 --- a/drivers/usb/serial/ftdi_sio.h +++ b/drivers/usb/serial/ftdi_sio.h
@@ -40,6 +40,9 @@ /* AlphaMicro Components AMC-232USB01 device */ #define FTDI_AMC232_PID 0xFF00 /* Product Id */ +/* www.candapter.com Ewert Energy Systems CANdapter device */ +#define FTDI_CANDAPTER_PID 0x9F80 /* Product Id */ + /* SCS HF Radio Modems PID's (http://www.scs-ptc.com) */ /* the VID is the standard ftdi vid (FTDI_VID) */ #define FTDI_SCS_DEVICE_0_PID 0xD010 /* SCS PTC-IIusb */ @@ -75,6 +78,9 @@ /* OpenDCC (www.opendcc.de) product id */ #define FTDI_OPENDCC_PID 0xBFD8 +/* Sprog II (Andrew Crosland's SprogII DCC interface) */ +#define FTDI_SPROG_II 0xF0C8 + /* www.crystalfontz.com devices - thanx for providing free devices for evaluation ! */ /* they use the ftdi chipset for the USB interface and the vendor id is the same */ #define FTDI_XF_632_PID 0xFC08 /* 632: 16x2 Character Display */
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 491c885..1aed584 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c
@@ -91,6 +91,8 @@ { USB_DEVICE(WS002IN_VENDOR_ID, WS002IN_PRODUCT_ID) }, { USB_DEVICE(COREGA_VENDOR_ID, COREGA_PRODUCT_ID) }, { USB_DEVICE(YCCABLE_VENDOR_ID, YCCABLE_PRODUCT_ID) }, + { USB_DEVICE(SUPERIAL_VENDOR_ID, SUPERIAL_PRODUCT_ID) }, + { USB_DEVICE(HP_VENDOR_ID, HP_LD220_PRODUCT_ID) }, { } /* Terminating entry */ };
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h index a3bd039..54974f4 100644 --- a/drivers/usb/serial/pl2303.h +++ b/drivers/usb/serial/pl2303.h
@@ -110,3 +110,11 @@ /* Y.C. Cable U.S.A., Inc - USB to RS-232 */ #define YCCABLE_VENDOR_ID 0x05ad #define YCCABLE_PRODUCT_ID 0x0fba + +/* "Superial" USB - Serial */ +#define SUPERIAL_VENDOR_ID 0x5372 +#define SUPERIAL_PRODUCT_ID 0x2303 + +/* Hewlett-Packard LD220-HP POS Pole Display */ +#define HP_VENDOR_ID 0x03f0 +#define HP_LD220_PRODUCT_ID 0x3524
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index 31c42d1..01d0c70 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -16,56 +16,6 @@ * For questions or problems with this driver, contact Texas Instruments * technical support, or Al Borchers <alborchers@steinerpoint.com>, or * Peter Berger <pberger@brimson.com>. - * - * This driver needs this hotplug script in /etc/hotplug/usb/ti_usb_3410_5052 - * or in /etc/hotplug.d/usb/ti_usb_3410_5052.hotplug to set the device - * configuration. - * - * #!/bin/bash - * - * BOOT_CONFIG=1 - * ACTIVE_CONFIG=2 - * - * if [[ "$ACTION" != "add" ]] - * then - * exit - * fi - * - * CONFIG_PATH=/sys${DEVPATH%/?*}/bConfigurationValue - * - * if [[ 0`cat $CONFIG_PATH` -ne $BOOT_CONFIG ]] - * then - * exit - * fi - * - * PRODUCT=${PRODUCT%/?*} # delete version - * VENDOR_ID=`printf "%d" 0x${PRODUCT%/?*}` - * PRODUCT_ID=`printf "%d" 0x${PRODUCT#*?/}` - * - * PARAM_PATH=/sys/module/ti_usb_3410_5052/parameters - * - * function scan() { - * s=$1 - * shift - * for i - * do - * if [[ $s -eq $i ]] - * then - * return 0 - * fi - * done - * return 1 - * } - * - * IFS=$IFS, - * - * if (scan $VENDOR_ID 1105 `cat $PARAM_PATH/vendor_3410` && - * scan $PRODUCT_ID 13328 `cat $PARAM_PATH/product_3410`) || - * (scan $VENDOR_ID 1105 `cat $PARAM_PATH/vendor_5052` && - * scan $PRODUCT_ID 20562 20818 20570 20575 `cat $PARAM_PATH/product_5052`) - * then - * echo $ACTIVE_CONFIG > $CONFIG_PATH - * fi */ #include <linux/kernel.h> @@ -457,9 +407,10 @@ goto free_tdev; } - /* the second configuration must be set (in sysfs by hotplug script) */ + /* the second configuration must be set */ if (dev->actconfig->desc.bConfigurationValue == TI_BOOT_CONFIG) { - status = -ENODEV; + status = usb_driver_set_configuration(dev, TI_ACTIVE_CONFIG); + status = status ? status : -ENODEV; goto free_tdev; }
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index e61f2bf..bfcc1fe 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h
@@ -167,8 +167,22 @@ US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_FIX_CAPACITY ), +/* Reported by Ozan Sener <themgzzy@gmail.com> */ +UNUSUAL_DEV( 0x0421, 0x0060, 0x0551, 0x0551, + "Nokia", + "3500c", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_FIX_CAPACITY ), + +/* Reported by CSECSY Laszlo <boobaa@frugalware.org> */ +UNUSUAL_DEV( 0x0421, 0x0063, 0x0001, 0x0601, + "Nokia", + "Nokia 3109c", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_FIX_CAPACITY ), + /* Patch for Nokia 5310 capacity */ -UNUSUAL_DEV( 0x0421, 0x006a, 0x0000, 0x0591, +UNUSUAL_DEV( 0x0421, 0x006a, 0x0000, 0x0701, "Nokia", "5310", US_SC_DEVICE, US_PR_DEVICE, NULL,
diff --git a/drivers/video/aty/radeon_accel.c b/drivers/video/aty/radeon_accel.c index a547e5d..a469a3d 100644 --- a/drivers/video/aty/radeon_accel.c +++ b/drivers/video/aty/radeon_accel.c
@@ -5,61 +5,61 @@ * --dte */ -#define FLUSH_CACHE_WORKAROUND 1 - -void radeon_fifo_update_and_wait(struct radeonfb_info *rinfo, int entries) +static void radeon_fixup_offset(struct radeonfb_info *rinfo) { - int i; + u32 local_base; - for (i=0; i<2000000; i++) { - rinfo->fifo_free = INREG(RBBM_STATUS) & 0x7f; - if (rinfo->fifo_free >= entries) - return; - udelay(10); - } - printk(KERN_ERR "radeonfb: FIFO Timeout !\n"); - /* XXX Todo: attempt to reset the engine */ -} + /* *** Ugly workaround *** */ + /* + * On some platforms, the video memory is mapped at 0 in radeon chip space + * (like PPCs) by the firmware. X will always move it up so that it's seen + * by the chip to be at the same address as the PCI BAR. + * That means that when switching back from X, there is a mismatch between + * the offsets programmed into the engine. This means that potentially, + * accel operations done before radeonfb has a chance to re-init the engine + * will have incorrect offsets, and potentially trash system memory ! + * + * The correct fix is for fbcon to never call any accel op before the engine + * has properly been re-initialized (by a call to set_var), but this is a + * complex fix. This workaround in the meantime, called before every accel + * operation, makes sure the offsets are in sync. + */ -static inline void radeon_fifo_wait(struct radeonfb_info *rinfo, int entries) -{ - if (entries <= rinfo->fifo_free) - rinfo->fifo_free -= entries; - else - radeon_fifo_update_and_wait(rinfo, entries); -} - -static inline void radeonfb_set_creg(struct radeonfb_info *rinfo, u32 reg, - u32 *cache, u32 new_val) -{ - if (new_val == *cache) + radeon_fifo_wait (1); + local_base = INREG(MC_FB_LOCATION) << 16; + if (local_base == rinfo->fb_local_base) return; - *cache = new_val; - radeon_fifo_wait(rinfo, 1); - OUTREG(reg, new_val); + + rinfo->fb_local_base = local_base; + + radeon_fifo_wait (3); + OUTREG(DEFAULT_PITCH_OFFSET, (rinfo->pitch << 0x16) | + (rinfo->fb_local_base >> 10)); + OUTREG(DST_PITCH_OFFSET, (rinfo->pitch << 0x16) | (rinfo->fb_local_base >> 10)); + OUTREG(SRC_PITCH_OFFSET, (rinfo->pitch << 0x16) | (rinfo->fb_local_base >> 10)); } static void radeonfb_prim_fillrect(struct radeonfb_info *rinfo, const struct fb_fillrect *region) { - radeonfb_set_creg(rinfo, DP_GUI_MASTER_CNTL, &rinfo->dp_gui_mc_cache, - rinfo->dp_gui_mc_base | GMC_BRUSH_SOLID_COLOR | ROP3_P); - radeonfb_set_creg(rinfo, DP_CNTL, &rinfo->dp_cntl_cache, - DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM); - radeonfb_set_creg(rinfo, DP_BRUSH_FRGD_CLR, &rinfo->dp_brush_fg_cache, - region->color); + radeon_fifo_wait(4); + + OUTREG(DP_GUI_MASTER_CNTL, + rinfo->dp_gui_master_cntl /* contains, like GMC_DST_32BPP */ + | GMC_BRUSH_SOLID_COLOR + | ROP3_P); + if (radeon_get_dstbpp(rinfo->depth) != DST_8BPP) + OUTREG(DP_BRUSH_FRGD_CLR, rinfo->pseudo_palette[region->color]); + else + OUTREG(DP_BRUSH_FRGD_CLR, region->color); + OUTREG(DP_WRITE_MSK, 0xffffffff); + OUTREG(DP_CNTL, (DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM)); - /* Ensure the dst cache is flushed and the engine idle before - * issuing the operation. - * - * This works around engine lockups on some cards - */ -#if FLUSH_CACHE_WORKAROUND - radeon_fifo_wait(rinfo, 2); + radeon_fifo_wait(2); OUTREG(DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL); OUTREG(WAIT_UNTIL, (WAIT_2D_IDLECLEAN | WAIT_DMA_GUI_IDLE)); -#endif - radeon_fifo_wait(rinfo, 2); + + radeon_fifo_wait(2); OUTREG(DST_Y_X, (region->dy << 16) | region->dx); OUTREG(DST_WIDTH_HEIGHT, (region->width << 16) | region->height); } @@ -70,14 +70,15 @@ struct fb_fillrect modded; int vxres, vyres; - WARN_ON(rinfo->gfx_mode); - if (info->state != FBINFO_STATE_RUNNING || rinfo->gfx_mode) + if (info->state != FBINFO_STATE_RUNNING) return; if (info->flags & FBINFO_HWACCEL_DISABLED) { cfb_fillrect(info, region); return; } + radeon_fixup_offset(rinfo); + vxres = info->var.xres_virtual; vyres = info->var.yres_virtual; @@ -90,10 +91,6 @@ if(modded.dx + modded.width > vxres) modded.width = vxres - modded.dx; if(modded.dy + modded.height > vyres) modded.height = vyres - modded.dy; - if (info->fix.visual == FB_VISUAL_TRUECOLOR || - info->fix.visual == FB_VISUAL_DIRECTCOLOR ) - modded.color = ((u32 *) (info->pseudo_palette))[region->color]; - radeonfb_prim_fillrect(rinfo, &modded); } @@ -112,22 +109,22 @@ if ( xdir < 0 ) { sx += w-1; dx += w-1; } if ( ydir < 0 ) { sy += h-1; dy += h-1; } - radeonfb_set_creg(rinfo, DP_GUI_MASTER_CNTL, &rinfo->dp_gui_mc_cache, - rinfo->dp_gui_mc_base | - GMC_BRUSH_NONE | - GMC_SRC_DATATYPE_COLOR | - ROP3_S | - DP_SRC_SOURCE_MEMORY); - radeonfb_set_creg(rinfo, DP_CNTL, &rinfo->dp_cntl_cache, - (xdir>=0 ? DST_X_LEFT_TO_RIGHT : 0) | - (ydir>=0 ? DST_Y_TOP_TO_BOTTOM : 0)); + radeon_fifo_wait(3); + OUTREG(DP_GUI_MASTER_CNTL, + rinfo->dp_gui_master_cntl /* i.e. GMC_DST_32BPP */ + | GMC_BRUSH_NONE + | GMC_SRC_DSTCOLOR + | ROP3_S + | DP_SRC_SOURCE_MEMORY ); + OUTREG(DP_WRITE_MSK, 0xffffffff); + OUTREG(DP_CNTL, (xdir>=0 ? DST_X_LEFT_TO_RIGHT : 0) + | (ydir>=0 ? DST_Y_TOP_TO_BOTTOM : 0)); -#if FLUSH_CACHE_WORKAROUND - radeon_fifo_wait(rinfo, 2); + radeon_fifo_wait(2); OUTREG(DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL); OUTREG(WAIT_UNTIL, (WAIT_2D_IDLECLEAN | WAIT_DMA_GUI_IDLE)); -#endif - radeon_fifo_wait(rinfo, 3); + + radeon_fifo_wait(3); OUTREG(SRC_Y_X, (sy << 16) | sx); OUTREG(DST_Y_X, (dy << 16) | dx); OUTREG(DST_HEIGHT_WIDTH, (h << 16) | w); @@ -146,14 +143,15 @@ modded.width = area->width; modded.height = area->height; - WARN_ON(rinfo->gfx_mode); - if (info->state != FBINFO_STATE_RUNNING || rinfo->gfx_mode) + if (info->state != FBINFO_STATE_RUNNING) return; if (info->flags & FBINFO_HWACCEL_DISABLED) { cfb_copyarea(info, area); return; } + radeon_fixup_offset(rinfo); + vxres = info->var.xres_virtual; vyres = info->var.yres_virtual; @@ -170,115 +168,13 @@ radeonfb_prim_copyarea(rinfo, &modded); } -static void radeonfb_prim_imageblit(struct radeonfb_info *rinfo, - const struct fb_image *image, - u32 fg, u32 bg) -{ - unsigned int dwords; - u32 *bits; - - radeonfb_set_creg(rinfo, DP_GUI_MASTER_CNTL, &rinfo->dp_gui_mc_cache, - rinfo->dp_gui_mc_base | - GMC_BRUSH_NONE | GMC_DST_CLIP_LEAVE | - GMC_SRC_DATATYPE_MONO_FG_BG | - ROP3_S | - GMC_BYTE_ORDER_MSB_TO_LSB | - DP_SRC_SOURCE_HOST_DATA); - radeonfb_set_creg(rinfo, DP_CNTL, &rinfo->dp_cntl_cache, - DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM); - radeonfb_set_creg(rinfo, DP_SRC_FRGD_CLR, &rinfo->dp_src_fg_cache, fg); - radeonfb_set_creg(rinfo, DP_SRC_BKGD_CLR, &rinfo->dp_src_bg_cache, bg); - - /* Ensure the dst cache is flushed and the engine idle before - * issuing the operation. - * - * This works around engine lockups on some cards - */ -#if FLUSH_CACHE_WORKAROUND - radeon_fifo_wait(rinfo, 2); - OUTREG(DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL); - OUTREG(WAIT_UNTIL, (WAIT_2D_IDLECLEAN | WAIT_DMA_GUI_IDLE)); -#endif - - /* X here pads width to a multiple of 32 and uses the clipper to - * adjust the result. Is that really necessary ? Things seem to - * work ok for me without that and the doco doesn't seem to imply] - * there is such a restriction. - */ - radeon_fifo_wait(rinfo, 4); - OUTREG(SC_TOP_LEFT, (image->dy << 16) | image->dx); - OUTREG(SC_BOTTOM_RIGHT, ((image->dy + image->height) << 16) | - (image->dx + image->width)); - OUTREG(DST_Y_X, (image->dy << 16) | image->dx); - - OUTREG(DST_HEIGHT_WIDTH, (image->height << 16) | ((image->width + 31) & ~31)); - - dwords = (image->width + 31) >> 5; - dwords *= image->height; - bits = (u32*)(image->data); - - while(dwords >= 8) { - radeon_fifo_wait(rinfo, 8); -#if BITS_PER_LONG == 64 - __raw_writeq(*((u64 *)(bits)), rinfo->mmio_base + HOST_DATA0); - __raw_writeq(*((u64 *)(bits+2)), rinfo->mmio_base + HOST_DATA2); - __raw_writeq(*((u64 *)(bits+4)), rinfo->mmio_base + HOST_DATA4); - __raw_writeq(*((u64 *)(bits+6)), rinfo->mmio_base + HOST_DATA6); - bits += 8; -#else - __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA0); - __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA1); - __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA2); - __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA3); - __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA4); - __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA5); - __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA6); - __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA7); -#endif - dwords -= 8; - } - while(dwords--) { - radeon_fifo_wait(rinfo, 1); - __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA0); - } -} - void radeonfb_imageblit(struct fb_info *info, const struct fb_image *image) { struct radeonfb_info *rinfo = info->par; - u32 fg, bg; - WARN_ON(rinfo->gfx_mode); - if (info->state != FBINFO_STATE_RUNNING || rinfo->gfx_mode) + if (info->state != FBINFO_STATE_RUNNING) return; - - if (!image->width || !image->height) - return; - - /* We only do 1 bpp color expansion for now */ - if (info->flags & FBINFO_HWACCEL_DISABLED || image->depth != 1) - goto fallback; - - /* Fallback if running out of the screen. We may do clipping - * in the future */ - if ((image->dx + image->width) > info->var.xres_virtual || - (image->dy + image->height) > info->var.yres_virtual) - goto fallback; - - if (info->fix.visual == FB_VISUAL_TRUECOLOR || - info->fix.visual == FB_VISUAL_DIRECTCOLOR) { - fg = ((u32*)(info->pseudo_palette))[image->fg_color]; - bg = ((u32*)(info->pseudo_palette))[image->bg_color]; - } else { - fg = image->fg_color; - bg = image->bg_color; - } - - radeonfb_prim_imageblit(rinfo, image, fg, bg); - return; - - fallback: - radeon_engine_idle(rinfo); + radeon_engine_idle(); cfb_imageblit(info, image); } @@ -289,8 +185,7 @@ if (info->state != FBINFO_STATE_RUNNING) return 0; - - radeon_engine_idle(rinfo); + radeon_engine_idle(); return 0; } @@ -366,10 +261,9 @@ /* disable 3D engine */ OUTREG(RB3D_CNTL, 0); - rinfo->fifo_free = 0; radeonfb_engine_reset(rinfo); - radeon_fifo_wait(rinfo, 1); + radeon_fifo_wait (1); if (IS_R300_VARIANT(rinfo)) { OUTREG(RB2D_DSTCACHE_MODE, INREG(RB2D_DSTCACHE_MODE) | RB2D_DC_AUTOFLUSH_ENABLE | @@ -383,7 +277,7 @@ OUTREG(RB2D_DSTCACHE_MODE, 0); } - radeon_fifo_wait(rinfo, 3); + radeon_fifo_wait (3); /* We re-read MC_FB_LOCATION from card as it can have been * modified by XFree drivers (ouch !) */ @@ -394,57 +288,41 @@ OUTREG(DST_PITCH_OFFSET, (rinfo->pitch << 0x16) | (rinfo->fb_local_base >> 10)); OUTREG(SRC_PITCH_OFFSET, (rinfo->pitch << 0x16) | (rinfo->fb_local_base >> 10)); - radeon_fifo_wait(rinfo, 1); -#ifdef __BIG_ENDIAN + radeon_fifo_wait (1); +#if defined(__BIG_ENDIAN) OUTREGP(DP_DATATYPE, HOST_BIG_ENDIAN_EN, ~HOST_BIG_ENDIAN_EN); #else OUTREGP(DP_DATATYPE, 0, ~HOST_BIG_ENDIAN_EN); #endif - radeon_fifo_wait(rinfo, 2); + radeon_fifo_wait (2); OUTREG(DEFAULT_SC_TOP_LEFT, 0); OUTREG(DEFAULT_SC_BOTTOM_RIGHT, (DEFAULT_SC_RIGHT_MAX | DEFAULT_SC_BOTTOM_MAX)); - /* set default DP_GUI_MASTER_CNTL */ temp = radeon_get_dstbpp(rinfo->depth); - rinfo->dp_gui_mc_base = ((temp << 8) | GMC_CLR_CMP_CNTL_DIS); + rinfo->dp_gui_master_cntl = ((temp << 8) | GMC_CLR_CMP_CNTL_DIS); - rinfo->dp_gui_mc_cache = rinfo->dp_gui_mc_base | - GMC_BRUSH_SOLID_COLOR | - GMC_SRC_DATATYPE_COLOR; - radeon_fifo_wait(rinfo, 1); - OUTREG(DP_GUI_MASTER_CNTL, rinfo->dp_gui_mc_cache); + radeon_fifo_wait (1); + OUTREG(DP_GUI_MASTER_CNTL, (rinfo->dp_gui_master_cntl | + GMC_BRUSH_SOLID_COLOR | + GMC_SRC_DATATYPE_COLOR)); + radeon_fifo_wait (7); /* clear line drawing regs */ - radeon_fifo_wait(rinfo, 2); OUTREG(DST_LINE_START, 0); OUTREG(DST_LINE_END, 0); - /* set brush and source color regs */ - rinfo->dp_brush_fg_cache = 0xffffffff; - rinfo->dp_brush_bg_cache = 0x00000000; - rinfo->dp_src_fg_cache = 0xffffffff; - rinfo->dp_src_bg_cache = 0x00000000; - radeon_fifo_wait(rinfo, 4); - OUTREG(DP_BRUSH_FRGD_CLR, rinfo->dp_brush_fg_cache); - OUTREG(DP_BRUSH_BKGD_CLR, rinfo->dp_brush_bg_cache); - OUTREG(DP_SRC_FRGD_CLR, rinfo->dp_src_fg_cache); - OUTREG(DP_SRC_BKGD_CLR, rinfo->dp_src_bg_cache); + /* set brush color regs */ + OUTREG(DP_BRUSH_FRGD_CLR, 0xffffffff); + OUTREG(DP_BRUSH_BKGD_CLR, 0x00000000); - /* Default direction */ - rinfo->dp_cntl_cache = DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM; - radeon_fifo_wait(rinfo, 1); - OUTREG(DP_CNTL, rinfo->dp_cntl_cache); + /* set source color regs */ + OUTREG(DP_SRC_FRGD_CLR, 0xffffffff); + OUTREG(DP_SRC_BKGD_CLR, 0x00000000); /* default write mask */ - radeon_fifo_wait(rinfo, 1); OUTREG(DP_WRITE_MSK, 0xffffffff); - /* Default to no swapping of host data */ - radeon_fifo_wait(rinfo, 1); - OUTREG(RBBM_GUICNTL, RBBM_GUICNTL_HOST_DATA_SWAP_NONE); - - /* Make sure it's settled */ - radeon_engine_idle(rinfo); + radeon_engine_idle (); }
diff --git a/drivers/video/aty/radeon_backlight.c b/drivers/video/aty/radeon_backlight.c index f343ba8..1a056ad 100644 --- a/drivers/video/aty/radeon_backlight.c +++ b/drivers/video/aty/radeon_backlight.c
@@ -66,7 +66,7 @@ level = bd->props.brightness; del_timer_sync(&rinfo->lvds_timer); - radeon_engine_idle(rinfo); + radeon_engine_idle(); lvds_gen_cntl = INREG(LVDS_GEN_CNTL); if (level > 0) {
diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c index b3ffe82..d0f1a7f 100644 --- a/drivers/video/aty/radeon_base.c +++ b/drivers/video/aty/radeon_base.c
@@ -852,6 +852,7 @@ if (rinfo->asleep) return 0; + radeon_fifo_wait(2); OUTREG(CRTC_OFFSET, ((var->yoffset * var->xres_virtual + var->xoffset) * var->bits_per_pixel / 8) & ~7); return 0; @@ -881,6 +882,7 @@ if (rc) return rc; + radeon_fifo_wait(2); if (value & 0x01) { tmp = INREG(LVDS_GEN_CNTL); @@ -938,7 +940,7 @@ if (rinfo->lock_blank) return 0; - radeon_engine_idle(rinfo); + radeon_engine_idle(); val = INREG(CRTC_EXT_CNTL); val &= ~(CRTC_DISPLAY_DIS | CRTC_HSYNC_DIS | @@ -1046,7 +1048,7 @@ if (rinfo->asleep) return 0; - + return radeon_screen_blank(rinfo, blank, 0); } @@ -1072,6 +1074,8 @@ pindex = regno; if (!rinfo->asleep) { + radeon_fifo_wait(9); + if (rinfo->bpp == 16) { pindex = regno * 8; @@ -1240,6 +1244,8 @@ { int i; + radeon_fifo_wait(20); + /* Workaround from XFree */ if (rinfo->is_mobility) { /* A temporal workaround for the occational blanking on certain laptop @@ -1335,7 +1341,7 @@ { struct radeonfb_info *rinfo = (struct radeonfb_info *)data; - radeon_engine_idle(rinfo); + radeon_engine_idle(); OUTREG(LVDS_GEN_CNTL, rinfo->pending_lvds_gen_cntl); } @@ -1353,11 +1359,10 @@ if (nomodeset) return; - radeon_engine_idle(rinfo); - if (!regs_only) radeon_screen_blank(rinfo, FB_BLANK_NORMAL, 0); + radeon_fifo_wait(31); for (i=0; i<10; i++) OUTREG(common_regs[i].reg, common_regs[i].val); @@ -1385,6 +1390,7 @@ radeon_write_pll_regs(rinfo, mode); if ((primary_mon == MT_DFP) || (primary_mon == MT_LCD)) { + radeon_fifo_wait(10); OUTREG(FP_CRTC_H_TOTAL_DISP, mode->fp_crtc_h_total_disp); OUTREG(FP_CRTC_V_TOTAL_DISP, mode->fp_crtc_v_total_disp); OUTREG(FP_H_SYNC_STRT_WID, mode->fp_h_sync_strt_wid); @@ -1399,6 +1405,7 @@ if (!regs_only) radeon_screen_blank(rinfo, FB_BLANK_UNBLANK, 0); + radeon_fifo_wait(2); OUTPLL(VCLK_ECP_CNTL, mode->vclk_ecp_cntl); return; @@ -1549,7 +1556,7 @@ /* We always want engine to be idle on a mode switch, even * if we won't actually change the mode */ - radeon_engine_idle(rinfo); + radeon_engine_idle(); hSyncStart = mode->xres + mode->right_margin; hSyncEnd = hSyncStart + mode->hsync_len; @@ -1844,6 +1851,7 @@ return 0; } + static struct fb_ops radeonfb_ops = { .owner = THIS_MODULE, .fb_check_var = radeonfb_check_var, @@ -1867,7 +1875,6 @@ info->par = rinfo; info->pseudo_palette = rinfo->pseudo_palette; info->flags = FBINFO_DEFAULT - | FBINFO_HWACCEL_IMAGEBLIT | FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT | FBINFO_HWACCEL_XPAN @@ -1875,7 +1882,6 @@ info->fbops = &radeonfb_ops; info->screen_base = rinfo->fb_base; info->screen_size = rinfo->mapped_vram; - /* Fill fix common fields */ strlcpy(info->fix.id, rinfo->name, sizeof(info->fix.id)); info->fix.smem_start = rinfo->fb_base_phys; @@ -1890,25 +1896,8 @@ info->fix.mmio_len = RADEON_REGSIZE; info->fix.accel = FB_ACCEL_ATI_RADEON; - /* Allocate colormap */ fb_alloc_cmap(&info->cmap, 256, 0); - /* Setup pixmap used for acceleration */ -#define PIXMAP_SIZE (2048 * 4) - - info->pixmap.addr = kmalloc(PIXMAP_SIZE, GFP_KERNEL); - if (!info->pixmap.addr) { - printk(KERN_ERR "radeonfb: Failed to allocate pixmap !\n"); - noaccel = 1; - goto bail; - } - info->pixmap.size = PIXMAP_SIZE; - info->pixmap.flags = FB_PIXMAP_SYSTEM; - info->pixmap.scan_align = 4; - info->pixmap.buf_align = 4; - info->pixmap.access_align = 32; - -bail: if (noaccel) info->flags |= FBINFO_HWACCEL_DISABLED; @@ -2017,6 +2006,7 @@ u32 tom = INREG(NB_TOM); tmp = ((((tom >> 16) - (tom & 0xffff) + 1) << 6) * 1024); + radeon_fifo_wait(6); OUTREG(MC_FB_LOCATION, tom); OUTREG(DISPLAY_BASE_ADDR, (tom & 0xffff) << 16); OUTREG(CRTC2_DISPLAY_BASE_ADDR, (tom & 0xffff) << 16);
diff --git a/drivers/video/aty/radeon_pm.c b/drivers/video/aty/radeon_pm.c index 3df5015..675abda 100644 --- a/drivers/video/aty/radeon_pm.c +++ b/drivers/video/aty/radeon_pm.c
@@ -2653,9 +2653,9 @@ if (!(info->flags & FBINFO_HWACCEL_DISABLED)) { /* Make sure engine is reset */ - radeon_engine_idle(rinfo); + radeon_engine_idle(); radeonfb_engine_reset(rinfo); - radeon_engine_idle(rinfo); + radeon_engine_idle(); } /* Blank display and LCD */ @@ -2767,7 +2767,7 @@ rinfo->asleep = 0; } else - radeon_engine_idle(rinfo); + radeon_engine_idle(); /* Restore display & engine */ radeon_write_mode (rinfo, &rinfo->state, 1);
diff --git a/drivers/video/aty/radeonfb.h b/drivers/video/aty/radeonfb.h index ea0b5b4..3ea1b00 100644 --- a/drivers/video/aty/radeonfb.h +++ b/drivers/video/aty/radeonfb.h
@@ -336,15 +336,7 @@ int mon2_type; u8 *mon2_EDID; - /* accel bits */ - u32 dp_gui_mc_base; - u32 dp_gui_mc_cache; - u32 dp_cntl_cache; - u32 dp_brush_fg_cache; - u32 dp_brush_bg_cache; - u32 dp_src_fg_cache; - u32 dp_src_bg_cache; - u32 fifo_free; + u32 dp_gui_master_cntl; struct pll_info pll; @@ -356,7 +348,6 @@ int lock_blank; int dynclk; int no_schedule; - int gfx_mode; enum radeon_pm_mode pm_mode; reinit_function_ptr reinit_func; @@ -401,14 +392,8 @@ #define OUTREG8(addr,val) writeb(val, (rinfo->mmio_base)+addr) #define INREG16(addr) readw((rinfo->mmio_base)+addr) #define OUTREG16(addr,val) writew(val, (rinfo->mmio_base)+addr) - -#ifdef CONFIG_PPC -#define INREG(addr) ({ eieio(); ld_le32(rinfo->mmio_base+(addr)); }) -#define OUTREG(addr,val) do { eieio(); st_le32(rinfo->mmio_base+(addr),(val)); } while(0) -#else #define INREG(addr) readl((rinfo->mmio_base)+addr) #define OUTREG(addr,val) writel(val, (rinfo->mmio_base)+addr) -#endif static inline void _OUTREGP(struct radeonfb_info *rinfo, u32 addr, u32 val, u32 mask) @@ -550,7 +535,17 @@ * 2D Engine helper routines */ -extern void radeon_fifo_update_and_wait(struct radeonfb_info *rinfo, int entries); +static inline void _radeon_fifo_wait(struct radeonfb_info *rinfo, int entries) +{ + int i; + + for (i=0; i<2000000; i++) { + if ((INREG(RBBM_STATUS) & 0x7f) >= entries) + return; + udelay(1); + } + printk(KERN_ERR "radeonfb: FIFO Timeout !\n"); +} static inline void radeon_engine_flush (struct radeonfb_info *rinfo) { @@ -563,7 +558,7 @@ /* Ensure FIFO is empty, ie, make sure the flush commands * has reached the cache */ - radeon_fifo_update_and_wait(rinfo, 64); + _radeon_fifo_wait (rinfo, 64); /* Wait for the flush to complete */ for (i=0; i < 2000000; i++) { @@ -575,12 +570,12 @@ } -static inline void radeon_engine_idle(struct radeonfb_info *rinfo) +static inline void _radeon_engine_idle(struct radeonfb_info *rinfo) { int i; /* ensure FIFO is empty before waiting for idle */ - radeon_fifo_update_and_wait (rinfo, 64); + _radeon_fifo_wait (rinfo, 64); for (i=0; i<2000000; i++) { if (((INREG(RBBM_STATUS) & GUI_ACTIVE)) == 0) { @@ -593,6 +588,8 @@ } +#define radeon_engine_idle() _radeon_engine_idle(rinfo) +#define radeon_fifo_wait(entries) _radeon_fifo_wait(rinfo,entries) #define radeon_msleep(ms) _radeon_msleep(rinfo,ms) @@ -622,7 +619,6 @@ extern int radeonfb_sync(struct fb_info *info); extern void radeonfb_engine_init (struct radeonfb_info *rinfo); extern void radeonfb_engine_reset(struct radeonfb_info *rinfo); -extern void radeon_fixup_mem_offset(struct radeonfb_info *rinfo); /* Other functions */ extern int radeon_screen_blank(struct radeonfb_info *rinfo, int blank, int mode_switch);
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 67ff370..0b2adef 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c
@@ -3531,12 +3531,18 @@ softback_buf = 0UL; for (i = 0; i < FB_MAX; i++) { + int pending; + mapped = 0; info = registered_fb[i]; if (info == NULL) continue; + pending = cancel_work_sync(&info->queue); + DPRINTK("fbcon: %s pending work\n", (pending ? "canceled" : + "no")); + for (j = first_fb_vc; j <= last_fb_vc; j++) { if (con2fb_map[j] == i) mapped = 1;
diff --git a/drivers/video/mb862xx/mb862xxfb.c b/drivers/video/mb862xx/mb862xxfb.c index 38718d9..fb64234 100644 --- a/drivers/video/mb862xx/mb862xxfb.c +++ b/drivers/video/mb862xx/mb862xxfb.c
@@ -927,9 +927,9 @@ } dev_dbg(dev, "fb phys 0x%llx 0x%lx\n", - (u64)par->fb_base_phys, (ulong)par->mapped_vram); + (unsigned long long)par->fb_base_phys, (ulong)par->mapped_vram); dev_dbg(dev, "mmio phys 0x%llx 0x%lx\n", - (u64)par->mmio_base_phys, (ulong)par->mmio_len); + (unsigned long long)par->mmio_base_phys, (ulong)par->mmio_len); if (mb862xx_pci_gdc_init(par)) goto io_unmap;
diff --git a/drivers/video/omap/omapfb_main.c b/drivers/video/omap/omapfb_main.c index 5a5e407..1a49519 100644 --- a/drivers/video/omap/omapfb_main.c +++ b/drivers/video/omap/omapfb_main.c
@@ -392,7 +392,7 @@ int bpp; rg = &plane->fbdev->mem_desc.region[plane->idx]; - fbi->screen_base = (char __iomem *)rg->vaddr; + fbi->screen_base = rg->vaddr; fix->smem_start = rg->paddr; fix->smem_len = rg->size;
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index 526c191..8dc7109 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c
@@ -44,13 +44,15 @@ #include <linux/list.h> #include <linux/sysdev.h> -#include <asm/xen/hypervisor.h> #include <asm/page.h> #include <asm/pgalloc.h> #include <asm/pgtable.h> #include <asm/uaccess.h> #include <asm/tlb.h> +#include <asm/xen/hypervisor.h> +#include <asm/xen/hypercall.h> +#include <xen/interface/xen.h> #include <xen/interface/memory.h> #include <xen/xenbus.h> #include <xen/features.h>
diff --git a/drivers/xen/features.c b/drivers/xen/features.c index 0707714..99eda16 100644 --- a/drivers/xen/features.c +++ b/drivers/xen/features.c
@@ -8,7 +8,11 @@ #include <linux/types.h> #include <linux/cache.h> #include <linux/module.h> -#include <asm/xen/hypervisor.h> + +#include <asm/xen/hypercall.h> + +#include <xen/interface/xen.h> +#include <xen/interface/version.h> #include <xen/features.h> u8 xen_features[XENFEAT_NR_SUBMAPS * 32] __read_mostly;
diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c index 06592b9..7d8f531 100644 --- a/drivers/xen/grant-table.c +++ b/drivers/xen/grant-table.c
@@ -40,6 +40,7 @@ #include <xen/interface/xen.h> #include <xen/page.h> #include <xen/grant_table.h> +#include <asm/xen/hypercall.h> #include <asm/pgtable.h> #include <asm/sync_bitops.h>
diff --git a/fs/9p/fid.c b/fs/9p/fid.c index 3031e32..2a983d4 100644 --- a/fs/9p/fid.c +++ b/fs/9p/fid.c
@@ -45,7 +45,7 @@ struct v9fs_dentry *dent; P9_DPRINTK(P9_DEBUG_VFS, "fid %d dentry %s\n", - fid->fid, dentry->d_iname); + fid->fid, dentry->d_name.name); dent = dentry->d_fsdata; if (!dent) { @@ -79,7 +79,7 @@ struct p9_fid *fid, *ret; P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p) uid %d any %d\n", - dentry->d_iname, dentry, uid, any); + dentry->d_name.name, dentry, uid, any); dent = (struct v9fs_dentry *) dentry->d_fsdata; ret = NULL; if (dent) {
diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c index 24eb010..332b5ff0 100644 --- a/fs/9p/v9fs.c +++ b/fs/9p/v9fs.c
@@ -160,7 +160,7 @@ v9ses->flags |= V9FS_ACCESS_ANY; else { v9ses->flags |= V9FS_ACCESS_SINGLE; - v9ses->uid = simple_strtol(s, &e, 10); + v9ses->uid = simple_strtoul(s, &e, 10); if (*e != '\0') v9ses->uid = ~0; }
diff --git a/fs/9p/vfs_dentry.c b/fs/9p/vfs_dentry.c index f9534f1..06dcc7c 100644 --- a/fs/9p/vfs_dentry.c +++ b/fs/9p/vfs_dentry.c
@@ -52,7 +52,8 @@ static int v9fs_dentry_delete(struct dentry *dentry) { - P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_iname, dentry); + P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name, + dentry); return 1; } @@ -69,7 +70,8 @@ static int v9fs_cached_dentry_delete(struct dentry *dentry) { struct inode *inode = dentry->d_inode; - P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_iname, dentry); + P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name, + dentry); if(!inode) return 1; @@ -88,7 +90,8 @@ struct v9fs_dentry *dent; struct p9_fid *temp, *current_fid; - P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_iname, dentry); + P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name, + dentry); dent = dentry->d_fsdata; if (dent) { list_for_each_entry_safe(current_fid, temp, &dent->fidlist,
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c index 8314d3f4..2dfcf54 100644 --- a/fs/9p/vfs_inode.c +++ b/fs/9p/vfs_inode.c
@@ -963,7 +963,8 @@ if (buflen > PATH_MAX) buflen = PATH_MAX; - P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_iname, dentry); + P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name, + dentry); retval = v9fs_readlink(dentry, link, buflen); @@ -1022,7 +1023,8 @@ { char *s = nd_get_link(nd); - P9_DPRINTK(P9_DEBUG_VFS, " %s %s\n", dentry->d_name.name, s); + P9_DPRINTK(P9_DEBUG_VFS, " %s %s\n", dentry->d_name.name, + IS_ERR(s) ? "<error>" : s); if (!IS_ERR(s)) __putname(s); }
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 2af8626..6d51696 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c
@@ -3983,7 +3983,8 @@ node->flags = le16_to_cpu(pSMBr->DFSFlags); if (is_unicode) { - __le16 *tmp = kmalloc(strlen(searchName)*2, GFP_KERNEL); + __le16 *tmp = kmalloc(strlen(searchName)*2 + 2, + GFP_KERNEL); cifsConvertToUCS((__le16 *) tmp, searchName, PATH_MAX, nls_codepage, remap); node->path_consumed = hostlen_fromUCS(tmp,
diff --git a/fs/exec.c b/fs/exec.c index 4e834f1..ec5df9a 100644 --- a/fs/exec.c +++ b/fs/exec.c
@@ -1159,6 +1159,7 @@ */ int search_binary_handler(struct linux_binprm *bprm,struct pt_regs *regs) { + unsigned int depth = bprm->recursion_depth; int try,retval; struct linux_binfmt *fmt; #ifdef __alpha__ @@ -1219,8 +1220,15 @@ continue; read_unlock(&binfmt_lock); retval = fn(bprm, regs); + /* + * Restore the depth counter to its starting value + * in this call, so we don't have to rely on every + * load_binary function to restore it on return. + */ + bprm->recursion_depth = depth; if (retval >= 0) { - tracehook_report_exec(fmt, bprm, regs); + if (depth == 0) + tracehook_report_exec(fmt, bprm, regs); put_binfmt(fmt); allow_write_access(bprm->file); if (bprm->file)
diff --git a/fs/exportfs/expfs.c b/fs/exportfs/expfs.c index 80246ba..890e018 100644 --- a/fs/exportfs/expfs.c +++ b/fs/exportfs/expfs.c
@@ -367,6 +367,8 @@ * Try to get any dentry for the given file handle from the filesystem. */ result = nop->fh_to_dentry(mnt->mnt_sb, fid, fh_len, fileid_type); + if (!result) + result = ERR_PTR(-ESTALE); if (IS_ERR(result)) return result; @@ -420,6 +422,8 @@ target_dir = nop->fh_to_parent(mnt->mnt_sb, fid, fh_len, fileid_type); + if (!target_dir) + goto err_result; err = PTR_ERR(target_dir); if (IS_ERR(target_dir)) goto err_result;
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c index d2003cd..db35cfd 100644 --- a/fs/ext4/balloc.c +++ b/fs/ext4/balloc.c
@@ -609,8 +609,8 @@ if (free_blocks - (nblocks + root_blocks + dirty_blocks) < EXT4_FREEBLOCKS_WATERMARK) { - free_blocks = percpu_counter_sum(fbc); - dirty_blocks = percpu_counter_sum(dbc); + free_blocks = percpu_counter_sum_positive(fbc); + dirty_blocks = percpu_counter_sum_positive(dbc); if (dirty_blocks < 0) { printk(KERN_CRIT "Dirty block accounting " "went wrong %lld\n",
diff --git a/fs/inotify.c b/fs/inotify.c index 7bbed1b..dae3f28 100644 --- a/fs/inotify.c +++ b/fs/inotify.c
@@ -428,11 +428,13 @@ watches = &inode->inotify_watches; list_for_each_entry_safe(watch, next_w, watches, i_list) { struct inotify_handle *ih= watch->ih; + get_inotify_watch(watch); mutex_lock(&ih->mutex); ih->in_ops->handle_event(watch, watch->wd, IN_UNMOUNT, 0, NULL, NULL); inotify_remove_watch_locked(ih, watch); mutex_unlock(&ih->mutex); + put_inotify_watch(watch); } mutex_unlock(&inode->inotify_mutex); iput(inode);
diff --git a/fs/ocfs2/ocfs2_fs.h b/fs/ocfs2/ocfs2_fs.h index 5f180cf..5e0c0d0 100644 --- a/fs/ocfs2/ocfs2_fs.h +++ b/fs/ocfs2/ocfs2_fs.h
@@ -86,7 +86,8 @@ #define OCFS2_CLEAR_INCOMPAT_FEATURE(sb,mask) \ OCFS2_SB(sb)->s_feature_incompat &= ~(mask) -#define OCFS2_FEATURE_COMPAT_SUPP OCFS2_FEATURE_COMPAT_BACKUP_SB +#define OCFS2_FEATURE_COMPAT_SUPP (OCFS2_FEATURE_COMPAT_BACKUP_SB \ + | OCFS2_FEATURE_COMPAT_JBD2_SB) #define OCFS2_FEATURE_INCOMPAT_SUPP (OCFS2_FEATURE_INCOMPAT_LOCAL_MOUNT \ | OCFS2_FEATURE_INCOMPAT_SPARSE_ALLOC \ | OCFS2_FEATURE_INCOMPAT_INLINE_DATA \ @@ -153,6 +154,11 @@ #define OCFS2_FEATURE_COMPAT_BACKUP_SB 0x0001 /* + * The filesystem will correctly handle journal feature bits. + */ +#define OCFS2_FEATURE_COMPAT_JBD2_SB 0x0002 + +/* * Unwritten extents support. */ #define OCFS2_FEATURE_RO_COMPAT_UNWRITTEN 0x0001
diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c index 054e2ef..74d7367 100644 --- a/fs/ocfs2/xattr.c +++ b/fs/ocfs2/xattr.c
@@ -2645,9 +2645,9 @@ return ret; } - i = xs->here - old_xh->xh_entries; - xs->here = &xs->header->xh_entries[i]; } + i = xs->here - old_xh->xh_entries; + xs->here = &xs->header->xh_entries[i]; } return ret;
diff --git a/fs/proc/base.c b/fs/proc/base.c index 486cf3f..d467760 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c
@@ -371,7 +371,7 @@ task->latency_record[i].time, task->latency_record[i].max); for (q = 0; q < LT_BACKTRACEDEPTH; q++) { - char sym[KSYM_NAME_LEN]; + char sym[KSYM_SYMBOL_LEN]; char *c; if (!task->latency_record[i].backtrace[q]) break;
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index b770c09..3a8bdd7 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c
@@ -557,9 +557,9 @@ return swp_type(e) | (swp_offset(e) << MAX_SWAPFILES_SHIFT); } -static unsigned long pte_to_pagemap_entry(pte_t pte) +static u64 pte_to_pagemap_entry(pte_t pte) { - unsigned long pme = 0; + u64 pme = 0; if (is_swap_pte(pte)) pme = PM_PFRAME(swap_pte_to_pagemap_entry(pte)) | PM_PSHIFT(PAGE_SHIFT) | PM_SWAP;
diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h index 4ec0a29..7abdaa9 100644 --- a/include/asm-generic/atomic.h +++ b/include/asm-generic/atomic.h
@@ -251,7 +251,7 @@ #define atomic_long_cmpxchg(l, old, new) \ (atomic_cmpxchg((atomic_t *)(l), (old), (new))) #define atomic_long_xchg(v, new) \ - (atomic_xchg((atomic_t *)(l), (new))) + (atomic_xchg((atomic_t *)(v), (new))) #endif /* BITS_PER_LONG == 64 */
diff --git a/include/asm-generic/audit_write.h b/include/asm-generic/audit_write.h index f10d367..c5f1c2c 100644 --- a/include/asm-generic/audit_write.h +++ b/include/asm-generic/audit_write.h
@@ -1,6 +1,8 @@ #include <asm-generic/audit_dir_write.h> __NR_acct, +#ifdef __NR_swapon __NR_swapon, +#endif __NR_quotactl, __NR_truncate, #ifdef __NR_truncate64
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h index 12c07c1..4c794d7 100644 --- a/include/asm-generic/bug.h +++ b/include/asm-generic/bug.h
@@ -8,9 +8,17 @@ #ifdef CONFIG_GENERIC_BUG #ifndef __ASSEMBLY__ struct bug_entry { +#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS unsigned long bug_addr; +#else + signed int bug_addr_disp; +#endif #ifdef CONFIG_DEBUG_BUGVERBOSE +#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS const char *file; +#else + signed int file_disp; +#endif unsigned short line; #endif unsigned short flags;
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h index ef87f88..72ebe91 100644 --- a/include/asm-generic/pgtable.h +++ b/include/asm-generic/pgtable.h
@@ -129,6 +129,10 @@ #define move_pte(pte, prot, old_addr, new_addr) (pte) #endif +#ifndef pgprot_writecombine +#define pgprot_writecombine pgprot_noncached +#endif + /* * When walking page tables, get the address of the next boundary, * or the end address of the range if that comes earlier. Although no @@ -289,6 +293,52 @@ #define arch_flush_lazy_cpu_mode() do {} while (0) #endif +#ifndef __HAVE_PFNMAP_TRACKING +/* + * Interface that can be used by architecture code to keep track of + * memory type of pfn mappings (remap_pfn_range, vm_insert_pfn) + * + * track_pfn_vma_new is called when a _new_ pfn mapping is being established + * for physical range indicated by pfn and size. + */ +static inline int track_pfn_vma_new(struct vm_area_struct *vma, pgprot_t prot, + unsigned long pfn, unsigned long size) +{ + return 0; +} + +/* + * Interface that can be used by architecture code to keep track of + * memory type of pfn mappings (remap_pfn_range, vm_insert_pfn) + * + * track_pfn_vma_copy is called when vma that is covering the pfnmap gets + * copied through copy_page_range(). + */ +static inline int track_pfn_vma_copy(struct vm_area_struct *vma) +{ + return 0; +} + +/* + * Interface that can be used by architecture code to keep track of + * memory type of pfn mappings (remap_pfn_range, vm_insert_pfn) + * + * untrack_pfn_vma is called while unmapping a pfnmap for a region. + * untrack can be called for a specific region indicated by pfn and size or + * can be for the entire vma (in which case size can be zero). + */ +static inline void untrack_pfn_vma(struct vm_area_struct *vma, + unsigned long pfn, unsigned long size) +{ +} +#else +extern int track_pfn_vma_new(struct vm_area_struct *vma, pgprot_t prot, + unsigned long pfn, unsigned long size); +extern int track_pfn_vma_copy(struct vm_area_struct *vma); +extern void untrack_pfn_vma(struct vm_area_struct *vma, unsigned long pfn, + unsigned long size); +#endif + #endif /* !__ASSEMBLY__ */ #endif /* _ASM_GENERIC_PGTABLE_H */
diff --git a/include/asm-mn10300/uaccess.h b/include/asm-mn10300/uaccess.h index 46b9b64..8a3a4dd 100644 --- a/include/asm-mn10300/uaccess.h +++ b/include/asm-mn10300/uaccess.h
@@ -266,7 +266,7 @@ " .section .fixup,\"ax\" \n" \ "4: \n" \ " mov %5,%0 \n" \ - " jmp 2b \n" \ + " jmp 3b \n" \ " .previous \n" \ " .section __ex_table,\"a\"\n" \ " .balign 4 \n" \
diff --git a/include/linux/audit.h b/include/linux/audit.h index 6272a39..8f0672d 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h
@@ -391,6 +391,7 @@ #ifdef CONFIG_AUDITSYSCALL /* These are defined in auditsc.c */ /* Public API */ +extern void audit_finish_fork(struct task_struct *child); extern int audit_alloc(struct task_struct *task); extern void audit_free(struct task_struct *task); extern void audit_syscall_entry(int arch, @@ -434,7 +435,7 @@ /* Private API (for audit.c only) */ extern unsigned int audit_serial(void); -extern void auditsc_get_stamp(struct audit_context *ctx, +extern int auditsc_get_stamp(struct audit_context *ctx, struct timespec *t, unsigned int *serial); extern int audit_set_loginuid(struct task_struct *task, uid_t loginuid); #define audit_get_loginuid(t) ((t)->loginuid) @@ -504,6 +505,7 @@ extern int audit_n_rules; extern int audit_signals; #else +#define audit_finish_fork(t) #define audit_alloc(t) ({ 0; }) #define audit_free(t) do { ; } while (0) #define audit_syscall_entry(ta,a,b,c,d,e) do { ; } while (0) @@ -516,7 +518,7 @@ #define audit_inode(n,d) do { ; } while (0) #define audit_inode_child(d,i,p) do { ; } while (0) #define audit_core_dumps(i) do { ; } while (0) -#define auditsc_get_stamp(c,t,s) do { BUG(); } while (0) +#define auditsc_get_stamp(c,t,s) (0) #define audit_get_loginuid(t) (-1) #define audit_get_sessionid(t) (-1) #define audit_log_task_context(b) do { ; } while (0)
diff --git a/include/linux/can/core.h b/include/linux/can/core.h index e9ca210..f50785a 100644 --- a/include/linux/can/core.h +++ b/include/linux/can/core.h
@@ -19,7 +19,7 @@ #include <linux/skbuff.h> #include <linux/netdevice.h> -#define CAN_VERSION "20071116" +#define CAN_VERSION "20081130" /* increment this number each time you change some user-space interface */ #define CAN_ABI_VERSION "8"
diff --git a/include/linux/dmi.h b/include/linux/dmi.h index e5084eb..2bfda17 100644 --- a/include/linux/dmi.h +++ b/include/linux/dmi.h
@@ -44,6 +44,7 @@ extern void dmi_scan_machine(void); extern int dmi_get_year(int field); extern int dmi_name_in_vendors(const char *str); +extern int dmi_name_in_serial(const char *str); extern int dmi_available; extern int dmi_walk(void (*decode)(const struct dmi_header *)); @@ -56,6 +57,7 @@ static inline void dmi_scan_machine(void) { return; } static inline int dmi_get_year(int year) { return 0; } static inline int dmi_name_in_vendors(const char *s) { return 0; } +static inline int dmi_name_in_serial(const char *s) { return 0; } #define dmi_available 0 static inline int dmi_walk(void (*decode)(const struct dmi_header *)) { return -1; }
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 703eb53..9c5bc6b 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h
@@ -6,6 +6,7 @@ #include <linux/ktime.h> #include <linux/init.h> #include <linux/types.h> +#include <linux/module.h> #include <linux/kallsyms.h> #ifdef CONFIG_FUNCTION_TRACER @@ -231,7 +232,7 @@ struct boot_trace { pid_t caller; - char func[KSYM_NAME_LEN]; + char func[KSYM_SYMBOL_LEN]; int result; unsigned long long duration; /* usecs */ ktime_t calltime;
diff --git a/include/linux/kexec.h b/include/linux/kexec.h index 17f76fc..adc34f2 100644 --- a/include/linux/kexec.h +++ b/include/linux/kexec.h
@@ -100,6 +100,10 @@ #define KEXEC_TYPE_DEFAULT 0 #define KEXEC_TYPE_CRASH 1 unsigned int preserve_context : 1; + +#ifdef ARCH_HAS_KIMAGE_ARCH + struct kimage_arch arch; +#endif };
diff --git a/include/linux/mm.h b/include/linux/mm.h index ffee2f7..d3ddd73 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h
@@ -145,6 +145,23 @@ #define FAULT_FLAG_WRITE 0x01 /* Fault was a write access */ #define FAULT_FLAG_NONLINEAR 0x02 /* Fault was via a nonlinear mapping */ +/* + * This interface is used by x86 PAT code to identify a pfn mapping that is + * linear over entire vma. This is to optimize PAT code that deals with + * marking the physical region with a particular prot. This is not for generic + * mm use. Note also that this check will not work if the pfn mapping is + * linear for a vma starting at physical address 0. In which case PAT code + * falls back to slow path of reserving physical range page by page. + */ +static inline int is_linear_pfn_mapping(struct vm_area_struct *vma) +{ + return ((vma->vm_flags & VM_PFNMAP) && vma->vm_pgoff); +} + +static inline int is_pfn_mapping(struct vm_area_struct *vma) +{ + return (vma->vm_flags & VM_PFNMAP); +} /* * vm_fault is filled by the the pagefault handler and passed to the vma's @@ -781,6 +798,8 @@ struct vm_area_struct *vma); void unmap_mapping_range(struct address_space *mapping, loff_t const holebegin, loff_t const holelen, int even_cows); +int follow_phys(struct vm_area_struct *vma, unsigned long address, + unsigned int flags, unsigned long *prot, resource_size_t *phys); int generic_access_phys(struct vm_area_struct *vma, unsigned long addr, void *buf, int len, int write);
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 9d77b1d..e26f549 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h
@@ -319,6 +319,7 @@ { NAPI_STATE_SCHED, /* Poll is scheduled */ NAPI_STATE_DISABLE, /* Disable pending */ + NAPI_STATE_NPSVC, /* Netpoll - don't dequeue from poll_list */ }; extern void __napi_schedule(struct napi_struct *n); @@ -1497,6 +1498,12 @@ { unsigned long flags; + /* + * don't let napi dequeue from the cpu poll list + * just in case its running on a different cpu + */ + if (unlikely(test_bit(NAPI_STATE_NPSVC, &napi->state))) + return; local_irq_save(flags); __netif_rx_complete(dev, napi); local_irq_restore(flags);
diff --git a/include/linux/netfilter/nfnetlink_conntrack.h b/include/linux/netfilter/nfnetlink_conntrack.h index c19595c..29fe9ea 100644 --- a/include/linux/netfilter/nfnetlink_conntrack.h +++ b/include/linux/netfilter/nfnetlink_conntrack.h
@@ -141,6 +141,7 @@ #define CTA_PROTONAT_MAX (__CTA_PROTONAT_MAX - 1) enum ctattr_natseq { + CTA_NAT_SEQ_UNSPEC, CTA_NAT_SEQ_CORRECTION_POS, CTA_NAT_SEQ_OFFSET_BEFORE, CTA_NAT_SEQ_OFFSET_AFTER,
diff --git a/include/linux/pci.h b/include/linux/pci.h index feb4657..03b0b8c 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h
@@ -134,6 +134,11 @@ PCI_DEV_FLAGS_NO_D3 = (__force pci_dev_flags_t) 2, }; +enum pci_irq_reroute_variant { + INTEL_IRQ_REROUTE_VARIANT = 1, + MAX_IRQ_REROUTE_VARIANTS = 3 +}; + typedef unsigned short __bitwise pci_bus_flags_t; enum pci_bus_flags { PCI_BUS_FLAGS_NO_MSI = (__force pci_bus_flags_t) 1, @@ -218,6 +223,7 @@ unsigned int no_msi:1; /* device may not use msi */ unsigned int block_ucfg_access:1; /* userspace config space access is blocked */ unsigned int broken_parity_status:1; /* Device generates false positive parity */ + unsigned int irq_reroute_variant:2; /* device needs IRQ rerouting variant */ unsigned int msi_enabled:1; unsigned int msix_enabled:1; unsigned int ari_enabled:1; /* ARI forwarding */
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 1800f1d..b6e6944 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h
@@ -2304,6 +2304,10 @@ #define PCI_DEVICE_ID_INTEL_PXH_0 0x0329 #define PCI_DEVICE_ID_INTEL_PXH_1 0x032A #define PCI_DEVICE_ID_INTEL_PXHV 0x032C +#define PCI_DEVICE_ID_INTEL_80332_0 0x0330 +#define PCI_DEVICE_ID_INTEL_80332_1 0x0332 +#define PCI_DEVICE_ID_INTEL_80333_0 0x0370 +#define PCI_DEVICE_ID_INTEL_80333_1 0x0372 #define PCI_DEVICE_ID_INTEL_82375 0x0482 #define PCI_DEVICE_ID_INTEL_82424 0x0483 #define PCI_DEVICE_ID_INTEL_82378 0x0484 @@ -2376,6 +2380,7 @@ #define PCI_DEVICE_ID_INTEL_ESB_4 0x25a4 #define PCI_DEVICE_ID_INTEL_ESB_5 0x25a6 #define PCI_DEVICE_ID_INTEL_ESB_9 0x25ab +#define PCI_DEVICE_ID_INTEL_ESB_10 0x25ac #define PCI_DEVICE_ID_INTEL_82820_HB 0x2500 #define PCI_DEVICE_ID_INTEL_82820_UP_HB 0x2501 #define PCI_DEVICE_ID_INTEL_82850_HB 0x2530
diff --git a/include/linux/smp.h b/include/linux/smp.h index 3f9a600..6e7ba16 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h
@@ -146,6 +146,8 @@ }) #define smp_call_function_mask(mask, func, info, wait) \ (up_smp_call_function(func, info)) +#define smp_call_function_many(mask, func, info, wait) \ + (up_smp_call_function(func, info)) static inline void init_call_single_data(void) { }
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h index 73a2f4e..9b42bae 100644 --- a/include/linux/usb/ch9.h +++ b/include/linux/usb/ch9.h
@@ -158,8 +158,12 @@ * (rarely) accepted by SET_DESCRIPTOR. * * Note that all multi-byte values here are encoded in little endian - * byte order "on the wire". But when exposed through Linux-USB APIs, - * they've been converted to cpu byte order. + * byte order "on the wire". Within the kernel and when exposed + * through the Linux-USB APIs, they are not converted to cpu byte + * order; it is the responsibility of the client code to do this. + * The single exception is when device and configuration descriptors (but + * not other descriptors) are read from usbfs (i.e. /proc/bus/usb/BBB/DDD); + * in this case the fields are converted to host endianness by the kernel. */ /*
diff --git a/include/net/irda/irda_device.h b/include/net/irda/irda_device.h index 3025ae1..94c852d 100644 --- a/include/net/irda/irda_device.h +++ b/include/net/irda/irda_device.h
@@ -135,9 +135,11 @@ /* * Per-packet information we need to hide inside sk_buff - * (must not exceed 48 bytes, check with struct sk_buff) + * (must not exceed 48 bytes, check with struct sk_buff) + * The default_qdisc_pad field is a temporary hack. */ struct irda_skb_cb { + unsigned int default_qdisc_pad; magic_t magic; /* Be sure that we can trust the information */ __u32 next_speed; /* The Speed to be set *after* this frame */ __u16 mtt; /* Minimum turn around time */
diff --git a/include/video/radeon.h b/include/video/radeon.h index d5dcaf1..1cd09cc 100644 --- a/include/video/radeon.h +++ b/include/video/radeon.h
@@ -525,9 +525,6 @@ #define CRTC_DISPLAY_DIS (1 << 10) #define CRTC_CRT_ON (1 << 15) -/* DSTCACHE_MODE bits constants */ -#define RB2D_DC_AUTOFLUSH_ENABLE (1 << 8) -#define RB2D_DC_DC_DISABLE_IGNORE_PE (1 << 17) /* DSTCACHE_CTLSTAT bit constants */ #define RB2D_DC_FLUSH_2D (1 << 0) @@ -869,10 +866,15 @@ #define GMC_DST_16BPP_YVYU422 0x00000c00 #define GMC_DST_32BPP_AYUV444 0x00000e00 #define GMC_DST_16BPP_ARGB4444 0x00000f00 +#define GMC_SRC_MONO 0x00000000 +#define GMC_SRC_MONO_LBKGD 0x00001000 +#define GMC_SRC_DSTCOLOR 0x00003000 #define GMC_BYTE_ORDER_MSB_TO_LSB 0x00000000 #define GMC_BYTE_ORDER_LSB_TO_MSB 0x00004000 #define GMC_DP_CONVERSION_TEMP_9300 0x00008000 #define GMC_DP_CONVERSION_TEMP_6500 0x00000000 +#define GMC_DP_SRC_RECT 0x02000000 +#define GMC_DP_SRC_HOST 0x03000000 #define GMC_DP_SRC_HOST_BYTEALIGN 0x04000000 #define GMC_3D_FCN_EN_CLR 0x00000000 #define GMC_3D_FCN_EN_SET 0x08000000 @@ -883,9 +885,6 @@ #define GMC_WRITE_MASK_LEAVE 0x00000000 #define GMC_WRITE_MASK_SET 0x40000000 #define GMC_CLR_CMP_CNTL_DIS (1 << 28) -#define GMC_SRC_DATATYPE_MASK (3 << 12) -#define GMC_SRC_DATATYPE_MONO_FG_BG (0 << 12) -#define GMC_SRC_DATATYPE_MONO_FG_LA (1 << 12) #define GMC_SRC_DATATYPE_COLOR (3 << 12) #define ROP3_S 0x00cc0000 #define ROP3_SRCCOPY 0x00cc0000 @@ -894,7 +893,6 @@ #define DP_SRC_SOURCE_MASK (7 << 24) #define GMC_BRUSH_NONE (15 << 4) #define DP_SRC_SOURCE_MEMORY (2 << 24) -#define DP_SRC_SOURCE_HOST_DATA (3 << 24) #define GMC_BRUSH_SOLIDCOLOR 0x000000d0 /* DP_MIX bit constants */ @@ -980,12 +978,6 @@ #define DISP_PWR_MAN_TV_ENABLE_RST (1 << 25) #define DISP_PWR_MAN_AUTO_PWRUP_EN (1 << 26) -/* RBBM_GUICNTL constants */ -#define RBBM_GUICNTL_HOST_DATA_SWAP_NONE (0 << 0) -#define RBBM_GUICNTL_HOST_DATA_SWAP_16BIT (1 << 0) -#define RBBM_GUICNTL_HOST_DATA_SWAP_32BIT (2 << 0) -#define RBBM_GUICNTL_HOST_DATA_SWAP_HDW (3 << 0) - /* masks */ #define CONFIG_MEMSIZE_MASK 0x1f000000
diff --git a/include/xen/interface/event_channel.h b/include/xen/interface/event_channel.h index 919b5bd..2090881 100644 --- a/include/xen/interface/event_channel.h +++ b/include/xen/interface/event_channel.h
@@ -9,6 +9,8 @@ #ifndef __XEN_PUBLIC_EVENT_CHANNEL_H__ #define __XEN_PUBLIC_EVENT_CHANNEL_H__ +#include <xen/interface/xen.h> + typedef uint32_t evtchn_port_t; DEFINE_GUEST_HANDLE(evtchn_port_t);
diff --git a/kernel/audit.c b/kernel/audit.c index 4414e93..ce6d8ea 100644 --- a/kernel/audit.c +++ b/kernel/audit.c
@@ -61,8 +61,11 @@ #include "audit.h" -/* No auditing will take place until audit_initialized != 0. +/* No auditing will take place until audit_initialized == AUDIT_INITIALIZED. * (Initialization happens after skb_init is called.) */ +#define AUDIT_DISABLED -1 +#define AUDIT_UNINITIALIZED 0 +#define AUDIT_INITIALIZED 1 static int audit_initialized; #define AUDIT_OFF 0 @@ -965,6 +968,9 @@ { int i; + if (audit_initialized == AUDIT_DISABLED) + return 0; + printk(KERN_INFO "audit: initializing netlink socket (%s)\n", audit_default ? "enabled" : "disabled"); audit_sock = netlink_kernel_create(&init_net, NETLINK_AUDIT, 0, @@ -976,7 +982,7 @@ skb_queue_head_init(&audit_skb_queue); skb_queue_head_init(&audit_skb_hold_queue); - audit_initialized = 1; + audit_initialized = AUDIT_INITIALIZED; audit_enabled = audit_default; audit_ever_enabled |= !!audit_default; @@ -999,13 +1005,21 @@ static int __init audit_enable(char *str) { audit_default = !!simple_strtol(str, NULL, 0); - printk(KERN_INFO "audit: %s%s\n", - audit_default ? "enabled" : "disabled", - audit_initialized ? "" : " (after initialization)"); - if (audit_initialized) { + if (!audit_default) + audit_initialized = AUDIT_DISABLED; + + printk(KERN_INFO "audit: %s", audit_default ? "enabled" : "disabled"); + + if (audit_initialized == AUDIT_INITIALIZED) { audit_enabled = audit_default; audit_ever_enabled |= !!audit_default; + } else if (audit_initialized == AUDIT_UNINITIALIZED) { + printk(" (after initialization)"); + } else { + printk(" (until reboot)"); } + printk("\n"); + return 1; } @@ -1107,9 +1121,7 @@ static inline void audit_get_stamp(struct audit_context *ctx, struct timespec *t, unsigned int *serial) { - if (ctx) - auditsc_get_stamp(ctx, t, serial); - else { + if (!ctx || !auditsc_get_stamp(ctx, t, serial)) { *t = CURRENT_TIME; *serial = audit_serial(); } @@ -1146,7 +1158,7 @@ int reserve; unsigned long timeout_start = jiffies; - if (!audit_initialized) + if (audit_initialized != AUDIT_INITIALIZED) return NULL; if (unlikely(audit_filter_type(type)))
diff --git a/kernel/auditsc.c b/kernel/auditsc.c index cf5bc2f..2a3f0af 100644 --- a/kernel/auditsc.c +++ b/kernel/auditsc.c
@@ -1459,7 +1459,6 @@ /** * audit_syscall_entry - fill in an audit record at syscall entry - * @tsk: task being audited * @arch: architecture type * @major: major syscall type (function) * @a1: additional syscall register 1 @@ -1548,9 +1547,25 @@ context->ppid = 0; } +void audit_finish_fork(struct task_struct *child) +{ + struct audit_context *ctx = current->audit_context; + struct audit_context *p = child->audit_context; + if (!p || !ctx || !ctx->auditable) + return; + p->arch = ctx->arch; + p->major = ctx->major; + memcpy(p->argv, ctx->argv, sizeof(ctx->argv)); + p->ctime = ctx->ctime; + p->dummy = ctx->dummy; + p->auditable = ctx->auditable; + p->in_syscall = ctx->in_syscall; + p->filterkey = kstrdup(ctx->filterkey, GFP_KERNEL); + p->ppid = current->pid; +} + /** * audit_syscall_exit - deallocate audit context after a system call - * @tsk: task being audited * @valid: success/failure flag * @return_code: syscall return value * @@ -1942,15 +1957,18 @@ * * Also sets the context as auditable. */ -void auditsc_get_stamp(struct audit_context *ctx, +int auditsc_get_stamp(struct audit_context *ctx, struct timespec *t, unsigned int *serial) { + if (!ctx->in_syscall) + return 0; if (!ctx->serial) ctx->serial = audit_serial(); t->tv_sec = ctx->ctime.tv_sec; t->tv_nsec = ctx->ctime.tv_nsec; *serial = ctx->serial; ctx->auditable = 1; + return 1; } /* global counter which is incremented every time something logs in */
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index fe00b3b..8185a0f 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c
@@ -702,7 +702,7 @@ * any child cgroups exist. This is theoretically supportable * but involves complex error handling, so it's being left until * later */ - if (!list_empty(&cgrp->children)) + if (root->number_of_cgroups > 1) return -EBUSY; /* Process each subsystem */
diff --git a/kernel/fork.c b/kernel/fork.c index 2a372a0..495da2e 100644 --- a/kernel/fork.c +++ b/kernel/fork.c
@@ -315,17 +315,20 @@ file = tmp->vm_file; if (file) { struct inode *inode = file->f_path.dentry->d_inode; + struct address_space *mapping = file->f_mapping; + get_file(file); if (tmp->vm_flags & VM_DENYWRITE) atomic_dec(&inode->i_writecount); - - /* insert tmp into the share list, just after mpnt */ - spin_lock(&file->f_mapping->i_mmap_lock); + spin_lock(&mapping->i_mmap_lock); + if (tmp->vm_flags & VM_SHARED) + mapping->i_mmap_writable++; tmp->vm_truncate_count = mpnt->vm_truncate_count; - flush_dcache_mmap_lock(file->f_mapping); + flush_dcache_mmap_lock(mapping); + /* insert tmp into the share list, just after mpnt */ vma_prio_tree_add(tmp, mpnt); - flush_dcache_mmap_unlock(file->f_mapping); - spin_unlock(&file->f_mapping->i_mmap_lock); + flush_dcache_mmap_unlock(mapping); + spin_unlock(&mapping->i_mmap_lock); } /* @@ -1398,6 +1401,7 @@ init_completion(&vfork); } + audit_finish_fork(p); tracehook_report_clone(trace, regs, clone_flags, nr, p); /*
diff --git a/kernel/latencytop.c b/kernel/latencytop.c index 5e7b45c..449db46 100644 --- a/kernel/latencytop.c +++ b/kernel/latencytop.c
@@ -191,7 +191,7 @@ latency_record[i].time, latency_record[i].max); for (q = 0; q < LT_BACKTRACEDEPTH; q++) { - char sym[KSYM_NAME_LEN]; + char sym[KSYM_SYMBOL_LEN]; char *c; if (!latency_record[i].backtrace[q]) break;
diff --git a/kernel/posix-timers.c b/kernel/posix-timers.c index 5e79c66..a140e44 100644 --- a/kernel/posix-timers.c +++ b/kernel/posix-timers.c
@@ -197,6 +197,11 @@ return 0; } +static int no_timer_create(struct k_itimer *new_timer) +{ + return -EOPNOTSUPP; +} + /* * Return nonzero if we know a priori this clockid_t value is bogus. */ @@ -248,6 +253,7 @@ .clock_getres = hrtimer_get_res, .clock_get = posix_get_monotonic_raw, .clock_set = do_posix_clock_nosettime, + .timer_create = no_timer_create, }; register_posix_clock(CLOCK_REALTIME, &clock_realtime);
diff --git a/kernel/relay.c b/kernel/relay.c index 32b0bef..09ac200 100644 --- a/kernel/relay.c +++ b/kernel/relay.c
@@ -1317,12 +1317,9 @@ if (ret < 0) break; else if (!ret) { - if (spliced) - break; - if (flags & SPLICE_F_NONBLOCK) { + if (flags & SPLICE_F_NONBLOCK) ret = -EAGAIN; - break; - } + break; } *ppos += ret;
diff --git a/kernel/sched.c b/kernel/sched.c index b7480fb..e4bb1dd 100644 --- a/kernel/sched.c +++ b/kernel/sched.c
@@ -6587,7 +6587,9 @@ req = list_entry(rq->migration_queue.next, struct migration_req, list); list_del_init(&req->list); + spin_unlock_irq(&rq->lock); complete(&req->done); + spin_lock_irq(&rq->lock); } spin_unlock_irq(&rq->lock); break;
diff --git a/kernel/sched_clock.c b/kernel/sched_clock.c index 8178724..e8ab096 100644 --- a/kernel/sched_clock.c +++ b/kernel/sched_clock.c
@@ -118,13 +118,13 @@ /* * scd->clock = clamp(scd->tick_gtod + delta, - * max(scd->tick_gtod, scd->clock), - * max(scd->clock, scd->tick_gtod + TICK_NSEC)); + * max(scd->tick_gtod, scd->clock), + * scd->tick_gtod + TICK_NSEC); */ clock = scd->tick_gtod + delta; min_clock = wrap_max(scd->tick_gtod, scd->clock); - max_clock = wrap_max(scd->clock, scd->tick_gtod + TICK_NSEC); + max_clock = scd->tick_gtod + TICK_NSEC; clock = wrap_max(clock, min_clock); clock = wrap_min(clock, max_clock);
diff --git a/lib/bug.c b/lib/bug.c index bfeafd6..300e41a 100644 --- a/lib/bug.c +++ b/lib/bug.c
@@ -5,6 +5,8 @@ CONFIG_BUG - emit BUG traps. Nothing happens without this. CONFIG_GENERIC_BUG - enable this code. + CONFIG_GENERIC_BUG_RELATIVE_POINTERS - use 32-bit pointers relative to + the containing struct bug_entry for bug_addr and file. CONFIG_DEBUG_BUGVERBOSE - emit full file+line information for each BUG CONFIG_BUG and CONFIG_DEBUG_BUGVERBOSE are potentially user-settable @@ -43,6 +45,15 @@ extern const struct bug_entry __start___bug_table[], __stop___bug_table[]; +static inline unsigned long bug_addr(const struct bug_entry *bug) +{ +#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS + return bug->bug_addr; +#else + return (unsigned long)bug + bug->bug_addr_disp; +#endif +} + #ifdef CONFIG_MODULES static LIST_HEAD(module_bug_list); @@ -55,7 +66,7 @@ unsigned i; for (i = 0; i < mod->num_bugs; ++i, ++bug) - if (bugaddr == bug->bug_addr) + if (bugaddr == bug_addr(bug)) return bug; } return NULL; @@ -108,7 +119,7 @@ const struct bug_entry *bug; for (bug = __start___bug_table; bug < __stop___bug_table; ++bug) - if (bugaddr == bug->bug_addr) + if (bugaddr == bug_addr(bug)) return bug; return module_find_bug(bugaddr); @@ -133,7 +144,11 @@ if (bug) { #ifdef CONFIG_DEBUG_BUGVERBOSE +#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS file = bug->file; +#else + file = (const char *)bug + bug->file_disp; +#endif line = bug->line; #endif warning = (bug->flags & BUGFLAG_WARNING) != 0;
diff --git a/lib/dynamic_printk.c b/lib/dynamic_printk.c index d83660f..8e30295 100644 --- a/lib/dynamic_printk.c +++ b/lib/dynamic_printk.c
@@ -135,7 +135,7 @@ nr_entries--; out: up(&debug_list_mutex); - return 0; + return ret; } EXPORT_SYMBOL_GPL(unregister_dynamic_debug_module); @@ -289,7 +289,7 @@ dynamic_enabled = DYNAMIC_ENABLED_SOME; err = 0; printk(KERN_DEBUG - "debugging enabled for module %s", + "debugging enabled for module %s\n", elem->name); } else if (!value && (elem->enable == 1)) { elem->enable = 0; @@ -309,7 +309,7 @@ err = 0; printk(KERN_DEBUG "debugging disabled for module " - "%s", elem->name); + "%s\n", elem->name); } } }
diff --git a/lib/idr.c b/lib/idr.c index 7a785a0..1c4f928 100644 --- a/lib/idr.c +++ b/lib/idr.c
@@ -220,8 +220,14 @@ */ while ((layers < (MAX_LEVEL - 1)) && (id >= (1 << (layers*IDR_BITS)))) { layers++; - if (!p->count) + if (!p->count) { + /* special case: if the tree is currently empty, + * then we grow the tree by moving the top node + * upwards. + */ + p->layer++; continue; + } if (!(new = get_from_free_list(idp))) { /* * The allocation failed. If we built part of
diff --git a/lib/percpu_counter.c b/lib/percpu_counter.c index a866389..b255b93 100644 --- a/lib/percpu_counter.c +++ b/lib/percpu_counter.c
@@ -62,10 +62,7 @@ for_each_online_cpu(cpu) { s32 *pcount = per_cpu_ptr(fbc->counters, cpu); ret += *pcount; - *pcount = 0; } - fbc->count = ret; - spin_unlock(&fbc->lock); return ret; } @@ -104,13 +101,13 @@ if (!fbc->counters) return; - free_percpu(fbc->counters); - fbc->counters = NULL; #ifdef CONFIG_HOTPLUG_CPU mutex_lock(&percpu_counters_lock); list_del(&fbc->list); mutex_unlock(&percpu_counters_lock); #endif + free_percpu(fbc->counters); + fbc->counters = NULL; } EXPORT_SYMBOL(percpu_counter_destroy);
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index 2a56124..801c08b 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c
@@ -176,7 +176,7 @@ int ret = 0; struct device *dev; - if (WARN_ON(bdi->dev)) + if (bdi->dev) /* The driver needs to use separate queues per device */ goto exit; va_start(args, fmt);
diff --git a/mm/memory.c b/mm/memory.c index 164951c..f01b7ee 100644 --- a/mm/memory.c +++ b/mm/memory.c
@@ -669,6 +669,16 @@ if (is_vm_hugetlb_page(vma)) return copy_hugetlb_page_range(dst_mm, src_mm, vma); + if (unlikely(is_pfn_mapping(vma))) { + /* + * We do not free on error cases below as remove_vma + * gets called on error from higher level routine + */ + ret = track_pfn_vma_copy(vma); + if (ret) + return ret; + } + /* * We need to invalidate the secondary MMU mappings only when * there could be a permission downgrade on the ptes of the @@ -915,6 +925,9 @@ if (vma->vm_flags & VM_ACCOUNT) *nr_accounted += (end - start) >> PAGE_SHIFT; + if (unlikely(is_pfn_mapping(vma))) + untrack_pfn_vma(vma, 0, 0); + while (start != end) { if (!tlb_start_valid) { tlb_start = start; @@ -1430,6 +1443,7 @@ int vm_insert_pfn(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn) { + int ret; /* * Technically, architectures with pte_special can avoid all these * restrictions (same for remap_pfn_range). However we would like @@ -1444,7 +1458,15 @@ if (addr < vma->vm_start || addr >= vma->vm_end) return -EFAULT; - return insert_pfn(vma, addr, pfn, vma->vm_page_prot); + if (track_pfn_vma_new(vma, vma->vm_page_prot, pfn, PAGE_SIZE)) + return -EINVAL; + + ret = insert_pfn(vma, addr, pfn, vma->vm_page_prot); + + if (ret) + untrack_pfn_vma(vma, pfn, PAGE_SIZE); + + return ret; } EXPORT_SYMBOL(vm_insert_pfn); @@ -1575,14 +1597,17 @@ * behaviour that some programs depend on. We mark the "original" * un-COW'ed pages by matching them up with "vma->vm_pgoff". */ - if (is_cow_mapping(vma->vm_flags)) { - if (addr != vma->vm_start || end != vma->vm_end) - return -EINVAL; + if (addr == vma->vm_start && end == vma->vm_end) vma->vm_pgoff = pfn; - } + else if (is_cow_mapping(vma->vm_flags)) + return -EINVAL; vma->vm_flags |= VM_IO | VM_RESERVED | VM_PFNMAP; + err = track_pfn_vma_new(vma, prot, pfn, PAGE_ALIGN(size)); + if (err) + return -EINVAL; + BUG_ON(addr >= end); pfn -= addr >> PAGE_SHIFT; pgd = pgd_offset(mm, addr); @@ -1594,6 +1619,10 @@ if (err) break; } while (pgd++, addr = next, addr != end); + + if (err) + untrack_pfn_vma(vma, pfn, PAGE_ALIGN(size)); + return err; } EXPORT_SYMBOL(remap_pfn_range); @@ -2865,9 +2894,9 @@ #endif /* __HAVE_ARCH_GATE_AREA */ #ifdef CONFIG_HAVE_IOREMAP_PROT -static resource_size_t follow_phys(struct vm_area_struct *vma, - unsigned long address, unsigned int flags, - unsigned long *prot) +int follow_phys(struct vm_area_struct *vma, + unsigned long address, unsigned int flags, + unsigned long *prot, resource_size_t *phys) { pgd_t *pgd; pud_t *pud; @@ -2876,24 +2905,26 @@ spinlock_t *ptl; resource_size_t phys_addr = 0; struct mm_struct *mm = vma->vm_mm; + int ret = -EINVAL; - VM_BUG_ON(!(vma->vm_flags & (VM_IO | VM_PFNMAP))); + if (!(vma->vm_flags & (VM_IO | VM_PFNMAP))) + goto out; pgd = pgd_offset(mm, address); if (pgd_none(*pgd) || unlikely(pgd_bad(*pgd))) - goto no_page_table; + goto out; pud = pud_offset(pgd, address); if (pud_none(*pud) || unlikely(pud_bad(*pud))) - goto no_page_table; + goto out; pmd = pmd_offset(pud, address); if (pmd_none(*pmd) || unlikely(pmd_bad(*pmd))) - goto no_page_table; + goto out; /* We cannot handle huge page PFN maps. Luckily they don't exist. */ if (pmd_huge(*pmd)) - goto no_page_table; + goto out; ptep = pte_offset_map_lock(mm, pmd, address, &ptl); if (!ptep) @@ -2908,13 +2939,13 @@ phys_addr <<= PAGE_SHIFT; /* Shift here to avoid overflow on PAE */ *prot = pgprot_val(pte_pgprot(pte)); + *phys = phys_addr; + ret = 0; unlock: pte_unmap_unlock(ptep, ptl); out: - return phys_addr; -no_page_table: - return 0; + return ret; } int generic_access_phys(struct vm_area_struct *vma, unsigned long addr, @@ -2925,12 +2956,7 @@ void *maddr; int offset = addr & (PAGE_SIZE-1); - if (!(vma->vm_flags & (VM_IO | VM_PFNMAP))) - return -EINVAL; - - phys_addr = follow_phys(vma, addr, write, &prot); - - if (!phys_addr) + if (follow_phys(vma, addr, write, &prot, &phys_addr)) return -EINVAL; maddr = ioremap_prot(phys_addr, PAGE_SIZE, prot);
diff --git a/mm/migrate.c b/mm/migrate.c index 1e0d6b2..037b096 100644 --- a/mm/migrate.c +++ b/mm/migrate.c
@@ -987,25 +987,18 @@ /* * Determine the nodes of an array of pages and store it in an array of status. */ -static int do_pages_stat(struct mm_struct *mm, unsigned long nr_pages, - const void __user * __user *pages, - int __user *status) +static void do_pages_stat_array(struct mm_struct *mm, unsigned long nr_pages, + const void __user **pages, int *status) { unsigned long i; - int err; down_read(&mm->mmap_sem); for (i = 0; i < nr_pages; i++) { - const void __user *p; - unsigned long addr; + unsigned long addr = (unsigned long)(*pages); struct vm_area_struct *vma; struct page *page; - - err = -EFAULT; - if (get_user(p, pages+i)) - goto out; - addr = (unsigned long) p; + int err = -EFAULT; vma = find_vma(mm, addr); if (!vma) @@ -1024,12 +1017,52 @@ err = page_to_nid(page); set_status: - put_user(err, status+i); + *status = err; + + pages++; + status++; + } + + up_read(&mm->mmap_sem); +} + +/* + * Determine the nodes of a user array of pages and store it in + * a user array of status. + */ +static int do_pages_stat(struct mm_struct *mm, unsigned long nr_pages, + const void __user * __user *pages, + int __user *status) +{ +#define DO_PAGES_STAT_CHUNK_NR 16 + const void __user *chunk_pages[DO_PAGES_STAT_CHUNK_NR]; + int chunk_status[DO_PAGES_STAT_CHUNK_NR]; + unsigned long i, chunk_nr = DO_PAGES_STAT_CHUNK_NR; + int err; + + for (i = 0; i < nr_pages; i += chunk_nr) { + if (chunk_nr + i > nr_pages) + chunk_nr = nr_pages - i; + + err = copy_from_user(chunk_pages, &pages[i], + chunk_nr * sizeof(*chunk_pages)); + if (err) { + err = -EFAULT; + goto out; + } + + do_pages_stat_array(mm, chunk_nr, chunk_pages, chunk_status); + + err = copy_to_user(&status[i], chunk_status, + chunk_nr * sizeof(*chunk_status)); + if (err) { + err = -EFAULT; + goto out; + } } err = 0; out: - up_read(&mm->mmap_sem); return err; }
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c index 0b3cbf0..ab27ff7 100644 --- a/mm/page_cgroup.c +++ b/mm/page_cgroup.c
@@ -49,6 +49,9 @@ start_pfn = NODE_DATA(nid)->node_start_pfn; nr_pages = NODE_DATA(nid)->node_spanned_pages; + if (!nr_pages) + return 0; + table_size = sizeof(struct page_cgroup) * nr_pages; base = __alloc_bootmem_node_nopanic(NODE_DATA(nid),
diff --git a/mm/slob.c b/mm/slob.c index cb675d1..bf7e8fc 100644 --- a/mm/slob.c +++ b/mm/slob.c
@@ -535,7 +535,7 @@ struct kmem_cache *c; c = slob_alloc(sizeof(struct kmem_cache), - flags, ARCH_KMALLOC_MINALIGN, -1); + GFP_KERNEL, ARCH_KMALLOC_MINALIGN, -1); if (c) { c->name = name;
diff --git a/mm/slub.c b/mm/slub.c index 749588a..a2cd47d 100644 --- a/mm/slub.c +++ b/mm/slub.c
@@ -3597,7 +3597,7 @@ for (i = 0; i < t.count; i++) { struct location *l = &t.loc[i]; - if (len > PAGE_SIZE - 100) + if (len > PAGE_SIZE - KSYM_SYMBOL_LEN - 100) break; len += sprintf(buf + len, "%7ld ", l->count);
diff --git a/mm/swap.c b/mm/swap.c index 2881987..b135ec9 100644 --- a/mm/swap.c +++ b/mm/swap.c
@@ -299,7 +299,6 @@ put_cpu(); } -#if defined(CONFIG_NUMA) || defined(CONFIG_UNEVICTABLE_LRU) static void lru_add_drain_per_cpu(struct work_struct *dummy) { lru_add_drain(); @@ -313,18 +312,6 @@ return schedule_on_each_cpu(lru_add_drain_per_cpu); } -#else - -/* - * Returns 0 for success - */ -int lru_add_drain_all(void) -{ - lru_add_drain(); - return 0; -} -#endif - /* * Batched page_cache_release(). Decrement the reference count on all the * passed pages. If it fell to zero then remove the page from the LRU and
diff --git a/mm/swapfile.c b/mm/swapfile.c index 90cb67a..54a9f87 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c
@@ -1462,6 +1462,15 @@ __initcall(procswaps_init); #endif /* CONFIG_PROC_FS */ +#ifdef MAX_SWAPFILES_CHECK +static int __init max_swapfiles_check(void) +{ + MAX_SWAPFILES_CHECK(); + return 0; +} +late_initcall(max_swapfiles_check); +#endif + /* * Written 01/25/92 by Simmule Turner, heavily changed by Linus. *
diff --git a/mm/vmalloc.c b/mm/vmalloc.c index f3f6e07..1ddb77b 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c
@@ -1717,7 +1717,7 @@ v->addr, v->addr + v->size, v->size); if (v->caller) { - char buff[2 * KSYM_NAME_LEN]; + char buff[KSYM_SYMBOL_LEN]; seq_putc(m, ' '); sprint_symbol(buff, (unsigned long)v->caller);
diff --git a/net/atm/svc.c b/net/atm/svc.c index de1e4f2..8fb54dc 100644 --- a/net/atm/svc.c +++ b/net/atm/svc.c
@@ -293,7 +293,10 @@ error = -EINVAL; goto out; } - vcc_insert_socket(sk); + if (test_bit(ATM_VF_LISTEN, &vcc->flags)) { + error = -EADDRINUSE; + goto out; + } set_bit(ATM_VF_WAITING, &vcc->flags); prepare_to_wait(sk->sk_sleep, &wait, TASK_UNINTERRUPTIBLE); sigd_enq(vcc,as_listen,NULL,NULL,&vcc->local); @@ -307,6 +310,7 @@ goto out; } set_bit(ATM_VF_LISTEN,&vcc->flags); + vcc_insert_socket(sk); sk->sk_max_ack_backlog = backlog > 0 ? backlog : ATM_BACKLOG_DEFAULT; error = -sk->sk_err; out:
diff --git a/net/can/af_can.c b/net/can/af_can.c index 7d4d2b3..3dadb33 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c
@@ -319,23 +319,52 @@ return n ? d : NULL; } +/** + * find_rcv_list - determine optimal filterlist inside device filter struct + * @can_id: pointer to CAN identifier of a given can_filter + * @mask: pointer to CAN mask of a given can_filter + * @d: pointer to the device filter struct + * + * Description: + * Returns the optimal filterlist to reduce the filter handling in the + * receive path. This function is called by service functions that need + * to register or unregister a can_filter in the filter lists. + * + * A filter matches in general, when + * + * <received_can_id> & mask == can_id & mask + * + * so every bit set in the mask (even CAN_EFF_FLAG, CAN_RTR_FLAG) describe + * relevant bits for the filter. + * + * The filter can be inverted (CAN_INV_FILTER bit set in can_id) or it can + * filter for error frames (CAN_ERR_FLAG bit set in mask). For error frames + * there is a special filterlist and a special rx path filter handling. + * + * Return: + * Pointer to optimal filterlist for the given can_id/mask pair. + * Constistency checked mask. + * Reduced can_id to have a preprocessed filter compare value. + */ static struct hlist_head *find_rcv_list(canid_t *can_id, canid_t *mask, struct dev_rcv_lists *d) { canid_t inv = *can_id & CAN_INV_FILTER; /* save flag before masking */ - /* filter error frames */ + /* filter for error frames in extra filterlist */ if (*mask & CAN_ERR_FLAG) { - /* clear CAN_ERR_FLAG in list entry */ + /* clear CAN_ERR_FLAG in filter entry */ *mask &= CAN_ERR_MASK; return &d->rx[RX_ERR]; } - /* ensure valid values in can_mask */ - if (*mask & CAN_EFF_FLAG) - *mask &= (CAN_EFF_MASK | CAN_EFF_FLAG | CAN_RTR_FLAG); - else - *mask &= (CAN_SFF_MASK | CAN_RTR_FLAG); + /* with cleared CAN_ERR_FLAG we have a simple mask/value filterpair */ + +#define CAN_EFF_RTR_FLAGS (CAN_EFF_FLAG | CAN_RTR_FLAG) + + /* ensure valid values in can_mask for 'SFF only' frame filtering */ + if ((*mask & CAN_EFF_FLAG) && !(*can_id & CAN_EFF_FLAG)) + *mask &= (CAN_SFF_MASK | CAN_EFF_RTR_FLAGS); /* reduce condition testing at receive time */ *can_id &= *mask; @@ -348,15 +377,19 @@ if (!(*mask)) return &d->rx[RX_ALL]; - /* use extra filterset for the subscription of exactly *ONE* can_id */ - if (*can_id & CAN_EFF_FLAG) { - if (*mask == (CAN_EFF_MASK | CAN_EFF_FLAG)) { - /* RFC: a use-case for hash-tables in the future? */ - return &d->rx[RX_EFF]; + /* extra filterlists for the subscription of a single non-RTR can_id */ + if (((*mask & CAN_EFF_RTR_FLAGS) == CAN_EFF_RTR_FLAGS) + && !(*can_id & CAN_RTR_FLAG)) { + + if (*can_id & CAN_EFF_FLAG) { + if (*mask == (CAN_EFF_MASK | CAN_EFF_RTR_FLAGS)) { + /* RFC: a future use-case for hash-tables? */ + return &d->rx[RX_EFF]; + } + } else { + if (*mask == (CAN_SFF_MASK | CAN_EFF_RTR_FLAGS)) + return &d->rx_sff[*can_id]; } - } else { - if (*mask == CAN_SFF_MASK) - return &d->rx_sff[*can_id]; } /* default: filter via can_id/can_mask */ @@ -589,7 +622,10 @@ } } - /* check CAN_ID specific entries */ + /* check filterlists for single non-RTR can_ids */ + if (can_id & CAN_RTR_FLAG) + return matches; + if (can_id & CAN_EFF_FLAG) { hlist_for_each_entry_rcu(r, n, &d->rx[RX_EFF], list) { if (r->can_id == can_id) {
diff --git a/net/can/bcm.c b/net/can/bcm.c index d0dd382..da0d426 100644 --- a/net/can/bcm.c +++ b/net/can/bcm.c
@@ -64,10 +64,11 @@ #define BCM_CAN_DLC_MASK 0x0F /* clean private flags in can_dlc by masking */ /* get best masking value for can_rx_register() for a given single can_id */ -#define REGMASK(id) ((id & CAN_RTR_FLAG) | ((id & CAN_EFF_FLAG) ? \ - (CAN_EFF_MASK | CAN_EFF_FLAG) : CAN_SFF_MASK)) +#define REGMASK(id) ((id & CAN_EFF_FLAG) ? \ + (CAN_EFF_MASK | CAN_EFF_FLAG | CAN_RTR_FLAG) : \ + (CAN_SFF_MASK | CAN_EFF_FLAG | CAN_RTR_FLAG)) -#define CAN_BCM_VERSION "20080415" +#define CAN_BCM_VERSION CAN_VERSION static __initdata const char banner[] = KERN_INFO "can: broadcast manager protocol (rev " CAN_BCM_VERSION ")\n";
diff --git a/net/core/netpoll.c b/net/core/netpoll.c index 6c7af39..dadac62 100644 --- a/net/core/netpoll.c +++ b/net/core/netpoll.c
@@ -133,9 +133,11 @@ npinfo->rx_flags |= NETPOLL_RX_DROP; atomic_inc(&trapped); + set_bit(NAPI_STATE_NPSVC, &napi->state); work = napi->poll(napi, budget); + clear_bit(NAPI_STATE_NPSVC, &napi->state); atomic_dec(&trapped); npinfo->rx_flags &= ~NETPOLL_RX_DROP;
diff --git a/net/ipv4/netfilter/nf_nat_rule.c b/net/ipv4/netfilter/nf_nat_rule.c index bea54a6..8d489e7 100644 --- a/net/ipv4/netfilter/nf_nat_rule.c +++ b/net/ipv4/netfilter/nf_nat_rule.c
@@ -61,7 +61,7 @@ static struct xt_table nat_table = { .name = "nat", .valid_hooks = NAT_VALID_HOOKS, - .lock = __RW_LOCK_UNLOCKED(__nat_table.lock), + .lock = __RW_LOCK_UNLOCKED(nat_table.lock), .me = THIS_MODULE, .af = AF_INET, };
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 85b07eb..fe3b4bd 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c
@@ -722,8 +722,7 @@ static void tcp_set_skb_tso_segs(struct sock *sk, struct sk_buff *skb, unsigned int mss_now) { - if (skb->len <= mss_now || !sk_can_gso(sk) || - tcp_urg_mode(tcp_sk(sk))) { + if (skb->len <= mss_now || !sk_can_gso(sk)) { /* Avoid the costly divide in the normal * non-TSO case. */ @@ -1029,10 +1028,6 @@ /* Compute the current effective MSS, taking SACKs and IP options, * and even PMTU discovery events into account. - * - * LARGESEND note: !tcp_urg_mode is overkill, only frames up to snd_up - * cannot be large. However, taking into account rare use of URG, this - * is not a big flaw. */ unsigned int tcp_current_mss(struct sock *sk, int large_allowed) { @@ -1047,7 +1042,7 @@ mss_now = tp->mss_cache; - if (large_allowed && sk_can_gso(sk) && !tcp_urg_mode(tp)) + if (large_allowed && sk_can_gso(sk)) doing_tso = 1; if (dst) { @@ -1164,9 +1159,7 @@ { int tso_segs = tcp_skb_pcount(skb); - if (!tso_segs || - (tso_segs > 1 && (tcp_skb_mss(skb) != mss_now || - tcp_urg_mode(tcp_sk(sk))))) { + if (!tso_segs || (tso_segs > 1 && tcp_skb_mss(skb) != mss_now)) { tcp_set_skb_tso_segs(sk, skb, mss_now); tso_segs = tcp_skb_pcount(skb); } @@ -1519,6 +1512,10 @@ * send_head. This happens as incoming acks open up the remote * window for us. * + * LARGESEND note: !tcp_urg_mode is overkill, only frames between + * snd_up-64k-mss .. snd_up cannot be large. However, taking into + * account rare use of URG, this is not a big flaw. + * * Returns 1, if no segments are in flight and we have queued segments, but * cannot send anything now because of SWS or another problem. */ @@ -1570,7 +1567,7 @@ } limit = mss_now; - if (tso_segs > 1) + if (tso_segs > 1 && !tcp_urg_mode(tp)) limit = tcp_mss_split_point(sk, skb, mss_now, cwnd_quota); @@ -1619,6 +1616,7 @@ */ void tcp_push_one(struct sock *sk, unsigned int mss_now) { + struct tcp_sock *tp = tcp_sk(sk); struct sk_buff *skb = tcp_send_head(sk); unsigned int tso_segs, cwnd_quota; @@ -1633,7 +1631,7 @@ BUG_ON(!tso_segs); limit = mss_now; - if (tso_segs > 1) + if (tso_segs > 1 && !tcp_urg_mode(tp)) limit = tcp_mss_split_point(sk, skb, mss_now, cwnd_quota);
diff --git a/net/ipv4/tcp_vegas.c b/net/ipv4/tcp_vegas.c index 14504da..a453aac 100644 --- a/net/ipv4/tcp_vegas.c +++ b/net/ipv4/tcp_vegas.c
@@ -40,18 +40,14 @@ #include "tcp_vegas.h" -/* Default values of the Vegas variables, in fixed-point representation - * with V_PARAM_SHIFT bits to the right of the binary point. - */ -#define V_PARAM_SHIFT 1 -static int alpha = 2<<V_PARAM_SHIFT; -static int beta = 4<<V_PARAM_SHIFT; -static int gamma = 1<<V_PARAM_SHIFT; +static int alpha = 2; +static int beta = 4; +static int gamma = 1; module_param(alpha, int, 0644); -MODULE_PARM_DESC(alpha, "lower bound of packets in network (scale by 2)"); +MODULE_PARM_DESC(alpha, "lower bound of packets in network"); module_param(beta, int, 0644); -MODULE_PARM_DESC(beta, "upper bound of packets in network (scale by 2)"); +MODULE_PARM_DESC(beta, "upper bound of packets in network"); module_param(gamma, int, 0644); MODULE_PARM_DESC(gamma, "limit on increase (scale by 2)"); @@ -172,49 +168,13 @@ return; } - /* The key players are v_beg_snd_una and v_beg_snd_nxt. - * - * These are so named because they represent the approximate values - * of snd_una and snd_nxt at the beginning of the current RTT. More - * precisely, they represent the amount of data sent during the RTT. - * At the end of the RTT, when we receive an ACK for v_beg_snd_nxt, - * we will calculate that (v_beg_snd_nxt - v_beg_snd_una) outstanding - * bytes of data have been ACKed during the course of the RTT, giving - * an "actual" rate of: - * - * (v_beg_snd_nxt - v_beg_snd_una) / (rtt duration) - * - * Unfortunately, v_beg_snd_una is not exactly equal to snd_una, - * because delayed ACKs can cover more than one segment, so they - * don't line up nicely with the boundaries of RTTs. - * - * Another unfortunate fact of life is that delayed ACKs delay the - * advance of the left edge of our send window, so that the number - * of bytes we send in an RTT is often less than our cwnd will allow. - * So we keep track of our cwnd separately, in v_beg_snd_cwnd. - */ - if (after(ack, vegas->beg_snd_nxt)) { /* Do the Vegas once-per-RTT cwnd adjustment. */ - u32 old_wnd, old_snd_cwnd; - - - /* Here old_wnd is essentially the window of data that was - * sent during the previous RTT, and has all - * been acknowledged in the course of the RTT that ended - * with the ACK we just received. Likewise, old_snd_cwnd - * is the cwnd during the previous RTT. - */ - old_wnd = (vegas->beg_snd_nxt - vegas->beg_snd_una) / - tp->mss_cache; - old_snd_cwnd = vegas->beg_snd_cwnd; /* Save the extent of the current window so we can use this * at the end of the next RTT. */ - vegas->beg_snd_una = vegas->beg_snd_nxt; vegas->beg_snd_nxt = tp->snd_nxt; - vegas->beg_snd_cwnd = tp->snd_cwnd; /* We do the Vegas calculations only if we got enough RTT * samples that we can be reasonably sure that we got @@ -252,22 +212,14 @@ * * This is: * (actual rate in segments) * baseRTT - * We keep it as a fixed point number with - * V_PARAM_SHIFT bits to the right of the binary point. */ - target_cwnd = ((u64)old_wnd * vegas->baseRTT); - target_cwnd <<= V_PARAM_SHIFT; - do_div(target_cwnd, rtt); + target_cwnd = tp->snd_cwnd * vegas->baseRTT / rtt; /* Calculate the difference between the window we had, * and the window we would like to have. This quantity * is the "Diff" from the Arizona Vegas papers. - * - * Again, this is a fixed point number with - * V_PARAM_SHIFT bits to the right of the binary - * point. */ - diff = (old_wnd << V_PARAM_SHIFT) - target_cwnd; + diff = tp->snd_cwnd * (rtt-vegas->baseRTT) / vegas->baseRTT; if (diff > gamma && tp->snd_ssthresh > 2 ) { /* Going too fast. Time to slow down @@ -282,16 +234,13 @@ * truncation robs us of full link * utilization. */ - tp->snd_cwnd = min(tp->snd_cwnd, - ((u32)target_cwnd >> - V_PARAM_SHIFT)+1); + tp->snd_cwnd = min(tp->snd_cwnd, (u32)target_cwnd+1); } else if (tp->snd_cwnd <= tp->snd_ssthresh) { /* Slow start. */ tcp_slow_start(tp); } else { /* Congestion avoidance. */ - u32 next_snd_cwnd; /* Figure out where we would like cwnd * to be. @@ -300,32 +249,25 @@ /* The old window was too fast, so * we slow down. */ - next_snd_cwnd = old_snd_cwnd - 1; + tp->snd_cwnd--; } else if (diff < alpha) { /* We don't have enough extra packets * in the network, so speed up. */ - next_snd_cwnd = old_snd_cwnd + 1; + tp->snd_cwnd++; } else { /* Sending just as fast as we * should be. */ - next_snd_cwnd = old_snd_cwnd; } - - /* Adjust cwnd upward or downward, toward the - * desired value. - */ - if (next_snd_cwnd > tp->snd_cwnd) - tp->snd_cwnd++; - else if (next_snd_cwnd < tp->snd_cwnd) - tp->snd_cwnd--; } if (tp->snd_cwnd < 2) tp->snd_cwnd = 2; else if (tp->snd_cwnd > tp->snd_cwnd_clamp) tp->snd_cwnd = tp->snd_cwnd_clamp; + + tp->snd_ssthresh = tcp_current_ssthresh(sk); } /* Wipe the slate clean for the next RTT. */
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c index 1724383..d0f54d1 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c
@@ -912,8 +912,13 @@ is invalid, but ndisc specs say nothing about it. It could be misconfiguration, or an smart proxy agent tries to help us :-) + + We should not print the error if NA has been + received from loopback - it is just our own + unsolicited advertisement. */ - ND_PRINTK1(KERN_WARNING + if (skb->pkt_type != PACKET_LOOPBACK) + ND_PRINTK1(KERN_WARNING "ICMPv6 NA: someone advertises our address on %s!\n", ifp->idev->dev->name); in6_ifa_put(ifp);
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 7fef8ea..d254446 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c
@@ -99,7 +99,7 @@ sta = rcu_dereference(local->sta_hash[STA_HASH(addr)]); while (sta) { - if (compare_ether_addr(sta->sta.addr, addr) == 0) + if (memcmp(sta->sta.addr, addr, ETH_ALEN) == 0) break; sta = rcu_dereference(sta->hnext); }
diff --git a/net/netfilter/xt_socket.c b/net/netfilter/xt_socket.c index 02a8fed..1acc089 100644 --- a/net/netfilter/xt_socket.c +++ b/net/netfilter/xt_socket.c
@@ -141,7 +141,7 @@ sk = nf_tproxy_get_sock_v4(dev_net(skb->dev), protocol, saddr, daddr, sport, dport, par->in, false); if (sk != NULL) { - bool wildcard = (inet_sk(sk)->rcv_saddr == 0); + bool wildcard = (sk->sk_state != TCP_TIME_WAIT && inet_sk(sk)->rcv_saddr == 0); nf_tproxy_put_sock(sk); if (wildcard)
diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c index e8a5c32..8c03080 100644 --- a/net/netlabel/netlabel_unlabeled.c +++ b/net/netlabel/netlabel_unlabeled.c
@@ -562,7 +562,6 @@ const struct in_addr *mask, struct netlbl_audit *audit_info) { - int ret_val = 0; struct netlbl_af4list *list_entry; struct netlbl_unlhsh_addr4 *entry; struct audit_buffer *audit_buf; @@ -574,9 +573,10 @@ list_entry = netlbl_af4list_remove(addr->s_addr, mask->s_addr, &iface->addr4_list); spin_unlock(&netlbl_unlhsh_lock); - if (list_entry == NULL) - ret_val = -ENOENT; - entry = netlbl_unlhsh_addr4_entry(list_entry); + if (list_entry != NULL) + entry = netlbl_unlhsh_addr4_entry(list_entry); + else + entry = NULL; audit_buf = netlbl_audit_start_common(AUDIT_MAC_UNLBL_STCDEL, audit_info); @@ -587,19 +587,21 @@ addr->s_addr, mask->s_addr); if (dev != NULL) dev_put(dev); - if (entry && security_secid_to_secctx(entry->secid, - &secctx, - &secctx_len) == 0) { + if (entry != NULL && + security_secid_to_secctx(entry->secid, + &secctx, &secctx_len) == 0) { audit_log_format(audit_buf, " sec_obj=%s", secctx); security_release_secctx(secctx, secctx_len); } - audit_log_format(audit_buf, " res=%u", ret_val == 0 ? 1 : 0); + audit_log_format(audit_buf, " res=%u", entry != NULL ? 1 : 0); audit_log_end(audit_buf); } - if (ret_val == 0) - call_rcu(&entry->rcu, netlbl_unlhsh_free_addr4); - return ret_val; + if (entry == NULL) + return -ENOENT; + + call_rcu(&entry->rcu, netlbl_unlhsh_free_addr4); + return 0; } #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) @@ -623,7 +625,6 @@ const struct in6_addr *mask, struct netlbl_audit *audit_info) { - int ret_val = 0; struct netlbl_af6list *list_entry; struct netlbl_unlhsh_addr6 *entry; struct audit_buffer *audit_buf; @@ -634,9 +635,10 @@ spin_lock(&netlbl_unlhsh_lock); list_entry = netlbl_af6list_remove(addr, mask, &iface->addr6_list); spin_unlock(&netlbl_unlhsh_lock); - if (list_entry == NULL) - ret_val = -ENOENT; - entry = netlbl_unlhsh_addr6_entry(list_entry); + if (list_entry != NULL) + entry = netlbl_unlhsh_addr6_entry(list_entry); + else + entry = NULL; audit_buf = netlbl_audit_start_common(AUDIT_MAC_UNLBL_STCDEL, audit_info); @@ -647,19 +649,21 @@ addr, mask); if (dev != NULL) dev_put(dev); - if (entry && security_secid_to_secctx(entry->secid, - &secctx, - &secctx_len) == 0) { + if (entry != NULL && + security_secid_to_secctx(entry->secid, + &secctx, &secctx_len) == 0) { audit_log_format(audit_buf, " sec_obj=%s", secctx); security_release_secctx(secctx, secctx_len); } - audit_log_format(audit_buf, " res=%u", ret_val == 0 ? 1 : 0); + audit_log_format(audit_buf, " res=%u", entry != NULL ? 1 : 0); audit_log_end(audit_buf); } - if (ret_val == 0) - call_rcu(&entry->rcu, netlbl_unlhsh_free_addr6); - return ret_val; + if (entry == NULL) + return -ENOENT; + + call_rcu(&entry->rcu, netlbl_unlhsh_free_addr6); + return 0; } #endif /* IPv6 */
diff --git a/net/phonet/pep-gprs.c b/net/phonet/pep-gprs.c index 9978afb..803eeef 100644 --- a/net/phonet/pep-gprs.c +++ b/net/phonet/pep-gprs.c
@@ -155,12 +155,13 @@ static void gprs_write_space(struct sock *sk) { struct gprs_dev *dev = sk->sk_user_data; + struct net_device *net = dev->net; unsigned credits = pep_writeable(sk); spin_lock_bh(&dev->tx_lock); dev->tx_max = credits; - if (credits > skb_queue_len(&dev->tx_queue)) - netif_wake_queue(dev->net); + if (credits > skb_queue_len(&dev->tx_queue) && netif_running(net)) + netif_wake_queue(net); spin_unlock_bh(&dev->tx_lock); } @@ -168,6 +169,23 @@ * Network device callbacks */ +static int gprs_open(struct net_device *dev) +{ + struct gprs_dev *gp = netdev_priv(dev); + + gprs_write_space(gp->sk); + return 0; +} + +static int gprs_close(struct net_device *dev) +{ + struct gprs_dev *gp = netdev_priv(dev); + + netif_stop_queue(dev); + flush_work(&gp->tx_work); + return 0; +} + static int gprs_xmit(struct sk_buff *skb, struct net_device *net) { struct gprs_dev *dev = netdev_priv(net); @@ -254,6 +272,8 @@ net->tx_queue_len = 10; net->destructor = free_netdev; + net->open = gprs_open; + net->stop = gprs_close; net->hard_start_xmit = gprs_xmit; /* mandatory */ net->change_mtu = gprs_set_mtu; net->get_stats = gprs_get_stats; @@ -318,7 +338,6 @@ dev->sk = sk; printk(KERN_DEBUG"%s: attached\n", net->name); - gprs_write_space(sk); /* kick off TX */ return net->ifindex; out_rel: @@ -341,7 +360,5 @@ printk(KERN_DEBUG"%s: detached\n", net->name); unregister_netdev(net); - flush_scheduled_work(); sock_put(sk); - skb_queue_purge(&dev->tx_queue); }
diff --git a/net/phonet/pn_netlink.c b/net/phonet/pn_netlink.c index b1770d6..242fe8f 100644 --- a/net/phonet/pn_netlink.c +++ b/net/phonet/pn_netlink.c
@@ -123,6 +123,7 @@ static int getaddr_dumpit(struct sk_buff *skb, struct netlink_callback *cb) { + struct net *net = sock_net(skb->sk); struct phonet_device *pnd; int dev_idx = 0, dev_start_idx = cb->args[0]; int addr_idx = 0, addr_start_idx = cb->args[1]; @@ -131,6 +132,8 @@ list_for_each_entry(pnd, &pndevs.list, list) { u8 addr; + if (!net_eq(dev_net(pnd->netdev), net)) + continue; if (dev_idx > dev_start_idx) addr_start_idx = 0; if (dev_idx++ < dev_start_idx)
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c index a119599..98402f0 100644 --- a/net/sched/sch_netem.c +++ b/net/sched/sch_netem.c
@@ -46,9 +46,6 @@ layering other disciplines. It does not need to do bandwidth control either since that can be handled by using token bucket or other rate control. - - The simulator is limited by the Linux timer resolution - and will create packet bursts on the HZ boundary (1ms). */ struct netem_sched_data {
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 058f04f..fb216c9 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c
@@ -817,6 +817,7 @@ continue; hlist_del(&pol->bydst); hlist_del(&pol->byidx); + list_del(&pol->walk.all); write_unlock_bh(&xfrm_policy_lock); xfrm_audit_policy_delete(pol, 1, audit_info->loginuid,
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 5dd3e89..596ceab 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c
@@ -69,6 +69,7 @@ }; enum { + STAC_92HD73XX_NO_JD, /* no jack-detection */ STAC_92HD73XX_REF, STAC_DELL_M6_AMIC, STAC_DELL_M6_DMIC, @@ -127,6 +128,7 @@ }; enum { + STAC_D965_REF_NO_JD, /* no jack-detection */ STAC_D965_REF, STAC_D965_3ST, STAC_D965_5ST, @@ -1611,6 +1613,7 @@ }; static const char *stac92hd73xx_models[STAC_92HD73XX_MODELS] = { + [STAC_92HD73XX_NO_JD] = "no-jd", [STAC_92HD73XX_REF] = "ref", [STAC_DELL_M6_AMIC] = "dell-m6-amic", [STAC_DELL_M6_DMIC] = "dell-m6-dmic", @@ -1640,6 +1643,8 @@ "unknown Dell", STAC_DELL_M6_DMIC), SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x029f, "Dell Studio 1537", STAC_DELL_M6_DMIC), + SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x02a0, + "Dell Studio 17", STAC_DELL_M6_DMIC), {} /* terminator */ }; @@ -2027,6 +2032,7 @@ }; static unsigned int *stac927x_brd_tbl[STAC_927X_MODELS] = { + [STAC_D965_REF_NO_JD] = ref927x_pin_configs, [STAC_D965_REF] = ref927x_pin_configs, [STAC_D965_3ST] = d965_3st_pin_configs, [STAC_D965_5ST] = d965_5st_pin_configs, @@ -2035,6 +2041,7 @@ }; static const char *stac927x_models[STAC_927X_MODELS] = { + [STAC_D965_REF_NO_JD] = "ref-no-jd", [STAC_D965_REF] = "ref", [STAC_D965_3ST] = "3stack", [STAC_D965_5ST] = "5stack", @@ -2896,7 +2903,7 @@ } if ((spec->multiout.num_dacs - cfg->line_outs) > 0 && - cfg->hp_outs && !spec->multiout.hp_nid) + cfg->hp_outs == 1 && !spec->multiout.hp_nid) spec->multiout.hp_nid = nid; if (cfg->hp_outs > 1 && cfg->line_out_type == AUTO_PIN_LINE_OUT) { @@ -4254,14 +4261,17 @@ switch (spec->multiout.num_dacs) { case 0x3: /* 6 Channel */ + spec->multiout.hp_nid = 0x17; spec->mixer = stac92hd73xx_6ch_mixer; spec->init = stac92hd73xx_6ch_core_init; break; case 0x4: /* 8 Channel */ + spec->multiout.hp_nid = 0x18; spec->mixer = stac92hd73xx_8ch_mixer; spec->init = stac92hd73xx_8ch_core_init; break; case 0x5: /* 10 Channel */ + spec->multiout.hp_nid = 0x19; spec->mixer = stac92hd73xx_10ch_mixer; spec->init = stac92hd73xx_10ch_core_init; }; @@ -4297,6 +4307,7 @@ spec->amp_nids = &stac92hd73xx_amp_nids[DELL_M6_AMP]; spec->eapd_switch = 0; spec->num_amps = 1; + spec->multiout.hp_nid = 0; /* dual HPs */ if (!spec->init) spec->init = dell_m6_core_init; @@ -4351,6 +4362,9 @@ return err; } + if (spec->board_config == STAC_92HD73XX_NO_JD) + spec->hp_detect = 0; + codec->patch_ops = stac92xx_patch_ops; return 0; @@ -4899,6 +4913,10 @@ */ codec->bus->needs_damn_long_delay = 1; + /* no jack detecion for ref-no-jd model */ + if (spec->board_config == STAC_D965_REF_NO_JD) + spec->hp_detect = 0; + return 0; }
diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c index e9084fd..acd68ef 100644 --- a/sound/soc/omap/omap-pcm.c +++ b/sound/soc/omap/omap-pcm.c
@@ -233,7 +233,7 @@ if (ret < 0) goto out; - prtd = kzalloc(sizeof(prtd), GFP_KERNEL); + prtd = kzalloc(sizeof(*prtd), GFP_KERNEL); if (prtd == NULL) { ret = -ENOMEM; goto out;