Merge git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6:
parisc: update my email address
parisc: fix miscompilation of ip_fast_csum with gcc >= 4.3
parisc: fix off by one in setup_sigcontext32
parisc: export empty_zero_page
parisc: export copy_user_page_asm
parisc: move head.S to head.text section
Revert "parisc: fix trivial section name warnings"
diff --git a/Documentation/cciss.txt b/Documentation/cciss.txt
index e65736c..63e59b8 100644
--- a/Documentation/cciss.txt
+++ b/Documentation/cciss.txt
@@ -21,6 +21,11 @@
* SA E200
* SA E200i
* SA E500
+ * SA P212
+ * SA P410
+ * SA P410i
+ * SA P411
+ * SA P812
Detecting drive failures:
-------------------------
diff --git a/MAINTAINERS b/MAINTAINERS
index 01605a9..cd587ee 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -995,8 +995,8 @@
S: Supported
BROADCOM BNX2X 10 GIGABIT ETHERNET DRIVER
-P: Eliezer Tamir
-M: eliezert@broadcom.com
+P: Eilon Greenstein
+M: eilong@broadcom.com
L: netdev@vger.kernel.org
S: Supported
@@ -1202,6 +1202,7 @@
M: menage@google.com
L: linux-kernel@vger.kernel.org
W: http://www.bullopensource.org/cpuset/
+W: http://oss.sgi.com/projects/cpusets/
S: Supported
CRAMFS FILESYSTEM
@@ -3329,9 +3330,11 @@
W: http://www.isely.net/pvrusb2/
S: Maintained
-PXA2xx SUPPORT
-P: Nicolas Pitre
-M: nico@cam.org
+PXA2xx/PXA3xx SUPPORT
+P: Eric Miao
+M: eric.miao@marvell.com
+P: Russell King
+M: linux@arm.linux.org.uk
L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
S: Maintained
diff --git a/arch/arm/mach-pxa/ssp.c b/arch/arm/mach-pxa/ssp.c
index 00af7f2..0bb3198 100644
--- a/arch/arm/mach-pxa/ssp.c
+++ b/arch/arm/mach-pxa/ssp.c
@@ -330,7 +330,7 @@
mutex_unlock(&ssp_lock);
- if (ssp->port_id != port)
+ if (&ssp->node == &ssp_list)
return NULL;
return ssp;
diff --git a/arch/m68knommu/platform/coldfire/timers.c b/arch/m68knommu/platform/coldfire/timers.c
index ba5a9f3..454f254 100644
--- a/arch/m68knommu/platform/coldfire/timers.c
+++ b/arch/m68knommu/platform/coldfire/timers.c
@@ -111,7 +111,13 @@
__raw_writew(MCFTIMER_TMR_DISABLE, TA(MCFTIMER_TMR));
mcftmr_cycles_per_jiffy = FREQ / HZ;
- __raw_writetrr(mcftmr_cycles_per_jiffy, TA(MCFTIMER_TRR));
+ /*
+ * The coldfire timer runs from 0 to TRR included, then 0
+ * again and so on. It counts thus actually TRR + 1 steps
+ * for 1 tick, not TRR. So if you want n cycles,
+ * initialize TRR with n - 1.
+ */
+ __raw_writetrr(mcftmr_cycles_per_jiffy - 1, TA(MCFTIMER_TRR));
__raw_writew(MCFTIMER_TMR_ENORI | MCFTIMER_TMR_CLK16 |
MCFTIMER_TMR_RESTART | MCFTIMER_TMR_ENABLE, TA(MCFTIMER_TMR));
diff --git a/arch/um/os-Linux/start_up.c b/arch/um/os-Linux/start_up.c
index b4b36e0..183db26 100644
--- a/arch/um/os-Linux/start_up.c
+++ b/arch/um/os-Linux/start_up.c
@@ -121,8 +121,10 @@
{
int status, n, ret = 0;
- if (ptrace(PTRACE_CONT, pid, 0, 0) < 0)
- fatal_perror("stop_ptraced_child : ptrace failed");
+ if (ptrace(PTRACE_CONT, pid, 0, 0) < 0) {
+ perror("stop_ptraced_child : ptrace failed");
+ return -1;
+ }
CATCH_EINTR(n = waitpid(pid, &status, 0));
if (!WIFEXITED(status) || (WEXITSTATUS(status) != exitcode)) {
int exit_with = WEXITSTATUS(status);
@@ -212,7 +214,7 @@
if (n < 0)
fatal_perror("check_sysemu : wait failed");
if (!WIFSTOPPED(status) || (WSTOPSIG(status) != SIGTRAP))
- fatal("check_sysemu : expected SIGTRAP, got status = %d",
+ fatal("check_sysemu : expected SIGTRAP, got status = %d\n",
status);
if (ptrace(PTRACE_GETREGS, pid, 0, regs) < 0)
@@ -254,9 +256,11 @@
if (WIFSTOPPED(status) &&
(WSTOPSIG(status) == (SIGTRAP|0x80))) {
- if (!count)
- fatal("check_ptrace : SYSEMU_SINGLESTEP "
- "doesn't singlestep");
+ if (!count) {
+ non_fatal("check_ptrace : SYSEMU_SINGLESTEP "
+ "doesn't singlestep");
+ goto fail;
+ }
n = ptrace(PTRACE_POKEUSR, pid, PT_SYSCALL_RET_OFFSET,
os_getpid());
if (n < 0)
@@ -266,9 +270,12 @@
}
else if (WIFSTOPPED(status) && (WSTOPSIG(status) == SIGTRAP))
count++;
- else
- fatal("check_ptrace : expected SIGTRAP or "
- "(SIGTRAP | 0x80), got status = %d", status);
+ else {
+ non_fatal("check_ptrace : expected SIGTRAP or "
+ "(SIGTRAP | 0x80), got status = %d\n",
+ status);
+ goto fail;
+ }
}
if (stop_ptraced_child(pid, 0, 0) < 0)
goto fail_stopped;
diff --git a/arch/um/os-Linux/sys-i386/registers.c b/arch/um/os-Linux/sys-i386/registers.c
index b487cbe..229f7a5 100644
--- a/arch/um/os-Linux/sys-i386/registers.c
+++ b/arch/um/os-Linux/sys-i386/registers.c
@@ -6,7 +6,7 @@
#include <errno.h>
#include <sys/ptrace.h>
-#include <asm/user.h>
+#include <sys/user.h>
#include "kern_constants.h"
#include "longjmp.h"
#include "user.h"
@@ -76,7 +76,7 @@
void arch_init_registers(int pid)
{
- struct user_fxsr_struct fpx_regs;
+ struct user_fpxregs_struct fpx_regs;
int err;
err = ptrace(PTRACE_GETFPXREGS, pid, 0, &fpx_regs);
diff --git a/arch/x86/kernel/rtc.c b/arch/x86/kernel/rtc.c
index 9615eee..05191bb 100644
--- a/arch/x86/kernel/rtc.c
+++ b/arch/x86/kernel/rtc.c
@@ -4,6 +4,8 @@
#include <linux/acpi.h>
#include <linux/bcd.h>
#include <linux/mc146818rtc.h>
+#include <linux/platform_device.h>
+#include <linux/pnp.h>
#include <asm/time.h>
#include <asm/vsyscall.h>
@@ -197,3 +199,35 @@
}
EXPORT_SYMBOL(native_read_tsc);
+
+static struct resource rtc_resources[] = {
+ [0] = {
+ .start = RTC_PORT(0),
+ .end = RTC_PORT(1),
+ .flags = IORESOURCE_IO,
+ },
+ [1] = {
+ .start = RTC_IRQ,
+ .end = RTC_IRQ,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static struct platform_device rtc_device = {
+ .name = "rtc_cmos",
+ .id = -1,
+ .resource = rtc_resources,
+ .num_resources = ARRAY_SIZE(rtc_resources),
+};
+
+static __init int add_rtc_cmos(void)
+{
+#ifdef CONFIG_PNP
+ if (!pnp_platform_devices)
+ platform_device_register(&rtc_device);
+#else
+ platform_device_register(&rtc_device);
+#endif /* CONFIG_PNP */
+ return 0;
+}
+device_initcall(add_rtc_cmos);
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 544b7d6..966ab40 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -89,6 +89,7 @@
board_ahci_sb600 = 3,
board_ahci_mv = 4,
board_ahci_sb700 = 5,
+ board_ahci_mcp65 = 6,
/* global controller registers */
HOST_CAP = 0x00, /* host capabilities */
@@ -190,6 +191,7 @@
AHCI_HFLAG_NO_PMP = (1 << 6), /* no PMP */
AHCI_HFLAG_NO_HOTPLUG = (1 << 7), /* ignore PxSERR.DIAG.N */
AHCI_HFLAG_SECT255 = (1 << 8), /* max 255 sectors */
+ AHCI_HFLAG_YES_NCQ = (1 << 9), /* force NCQ cap on */
/* ap->flags bits */
@@ -253,6 +255,8 @@
static void ahci_pmp_detach(struct ata_port *ap);
static int ahci_softreset(struct ata_link *link, unsigned int *class,
unsigned long deadline);
+static int ahci_sb600_softreset(struct ata_link *link, unsigned int *class,
+ unsigned long deadline);
static int ahci_hardreset(struct ata_link *link, unsigned int *class,
unsigned long deadline);
static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class,
@@ -329,6 +333,12 @@
.hardreset = ahci_p5wdh_hardreset,
};
+static struct ata_port_operations ahci_sb600_ops = {
+ .inherits = &ahci_ops,
+ .softreset = ahci_sb600_softreset,
+ .pmp_softreset = ahci_sb600_softreset,
+};
+
#define AHCI_HFLAGS(flags) .private_data = (void *)(flags)
static const struct ata_port_info ahci_port_info[] = {
@@ -359,11 +369,11 @@
{
AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL |
AHCI_HFLAG_32BIT_ONLY | AHCI_HFLAG_NO_MSI |
- AHCI_HFLAG_SECT255 | AHCI_HFLAG_NO_PMP),
+ AHCI_HFLAG_SECT255),
.flags = AHCI_FLAG_COMMON,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
- .port_ops = &ahci_ops,
+ .port_ops = &ahci_sb600_ops,
},
/* board_ahci_mv */
{
@@ -377,8 +387,15 @@
},
/* board_ahci_sb700 */
{
- AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL |
- AHCI_HFLAG_NO_PMP),
+ AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL),
+ .flags = AHCI_FLAG_COMMON,
+ .pio_mask = 0x1f, /* pio0-4 */
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &ahci_sb600_ops,
+ },
+ /* board_ahci_mcp65 */
+ {
+ AHCI_HFLAGS (AHCI_HFLAG_YES_NCQ),
.flags = AHCI_FLAG_COMMON,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
@@ -438,14 +455,14 @@
{ PCI_VDEVICE(VIA, 0x6287), board_ahci_vt8251 }, /* VIA VT8251 */
/* NVIDIA */
- { PCI_VDEVICE(NVIDIA, 0x044c), board_ahci }, /* MCP65 */
- { PCI_VDEVICE(NVIDIA, 0x044d), board_ahci }, /* MCP65 */
- { PCI_VDEVICE(NVIDIA, 0x044e), board_ahci }, /* MCP65 */
- { PCI_VDEVICE(NVIDIA, 0x044f), board_ahci }, /* MCP65 */
- { PCI_VDEVICE(NVIDIA, 0x045c), board_ahci }, /* MCP65 */
- { PCI_VDEVICE(NVIDIA, 0x045d), board_ahci }, /* MCP65 */
- { PCI_VDEVICE(NVIDIA, 0x045e), board_ahci }, /* MCP65 */
- { PCI_VDEVICE(NVIDIA, 0x045f), board_ahci }, /* MCP65 */
+ { PCI_VDEVICE(NVIDIA, 0x044c), board_ahci_mcp65 }, /* MCP65 */
+ { PCI_VDEVICE(NVIDIA, 0x044d), board_ahci_mcp65 }, /* MCP65 */
+ { PCI_VDEVICE(NVIDIA, 0x044e), board_ahci_mcp65 }, /* MCP65 */
+ { PCI_VDEVICE(NVIDIA, 0x044f), board_ahci_mcp65 }, /* MCP65 */
+ { PCI_VDEVICE(NVIDIA, 0x045c), board_ahci_mcp65 }, /* MCP65 */
+ { PCI_VDEVICE(NVIDIA, 0x045d), board_ahci_mcp65 }, /* MCP65 */
+ { PCI_VDEVICE(NVIDIA, 0x045e), board_ahci_mcp65 }, /* MCP65 */
+ { PCI_VDEVICE(NVIDIA, 0x045f), board_ahci_mcp65 }, /* MCP65 */
{ PCI_VDEVICE(NVIDIA, 0x0550), board_ahci }, /* MCP67 */
{ PCI_VDEVICE(NVIDIA, 0x0551), board_ahci }, /* MCP67 */
{ PCI_VDEVICE(NVIDIA, 0x0552), board_ahci }, /* MCP67 */
@@ -624,6 +641,12 @@
cap &= ~HOST_CAP_NCQ;
}
+ if (!(cap & HOST_CAP_NCQ) && (hpriv->flags & AHCI_HFLAG_YES_NCQ)) {
+ dev_printk(KERN_INFO, &pdev->dev,
+ "controller can do NCQ, turning on CAP_NCQ\n");
+ cap |= HOST_CAP_NCQ;
+ }
+
if ((cap & HOST_CAP_PMP) && (hpriv->flags & AHCI_HFLAG_NO_PMP)) {
dev_printk(KERN_INFO, &pdev->dev,
"controller can't do PMP, turning off CAP_PMP\n");
@@ -1262,19 +1285,11 @@
return 0;
}
-static int ahci_check_ready(struct ata_link *link)
-{
- void __iomem *port_mmio = ahci_port_base(link->ap);
- u8 status = readl(port_mmio + PORT_TFDATA) & 0xFF;
-
- return ata_check_ready(status);
-}
-
-static int ahci_softreset(struct ata_link *link, unsigned int *class,
- unsigned long deadline)
+static int ahci_do_softreset(struct ata_link *link, unsigned int *class,
+ int pmp, unsigned long deadline,
+ int (*check_ready)(struct ata_link *link))
{
struct ata_port *ap = link->ap;
- int pmp = sata_srst_pmp(link);
const char *reason = NULL;
unsigned long now, msecs;
struct ata_taskfile tf;
@@ -1312,7 +1327,7 @@
ahci_exec_polled_cmd(ap, pmp, &tf, 0, 0, 0);
/* wait for link to become ready */
- rc = ata_wait_after_reset(link, deadline, ahci_check_ready);
+ rc = ata_wait_after_reset(link, deadline, check_ready);
/* link occupied, -ENODEV too is an error */
if (rc) {
reason = "device not ready";
@@ -1328,6 +1343,72 @@
return rc;
}
+static int ahci_check_ready(struct ata_link *link)
+{
+ void __iomem *port_mmio = ahci_port_base(link->ap);
+ u8 status = readl(port_mmio + PORT_TFDATA) & 0xFF;
+
+ return ata_check_ready(status);
+}
+
+static int ahci_softreset(struct ata_link *link, unsigned int *class,
+ unsigned long deadline)
+{
+ int pmp = sata_srst_pmp(link);
+
+ DPRINTK("ENTER\n");
+
+ return ahci_do_softreset(link, class, pmp, deadline, ahci_check_ready);
+}
+
+static int ahci_sb600_check_ready(struct ata_link *link)
+{
+ void __iomem *port_mmio = ahci_port_base(link->ap);
+ u8 status = readl(port_mmio + PORT_TFDATA) & 0xFF;
+ u32 irq_status = readl(port_mmio + PORT_IRQ_STAT);
+
+ /*
+ * There is no need to check TFDATA if BAD PMP is found due to HW bug,
+ * which can save timeout delay.
+ */
+ if (irq_status & PORT_IRQ_BAD_PMP)
+ return -EIO;
+
+ return ata_check_ready(status);
+}
+
+static int ahci_sb600_softreset(struct ata_link *link, unsigned int *class,
+ unsigned long deadline)
+{
+ struct ata_port *ap = link->ap;
+ void __iomem *port_mmio = ahci_port_base(ap);
+ int pmp = sata_srst_pmp(link);
+ int rc;
+ u32 irq_sts;
+
+ DPRINTK("ENTER\n");
+
+ rc = ahci_do_softreset(link, class, pmp, deadline,
+ ahci_sb600_check_ready);
+
+ /*
+ * Soft reset fails on some ATI chips with IPMS set when PMP
+ * is enabled but SATA HDD/ODD is connected to SATA port,
+ * do soft reset again to port 0.
+ */
+ if (rc == -EIO) {
+ irq_sts = readl(port_mmio + PORT_IRQ_STAT);
+ if (irq_sts & PORT_IRQ_BAD_PMP) {
+ ata_link_printk(link, KERN_WARNING,
+ "failed due to HW bug, retry pmp=0\n");
+ rc = ahci_do_softreset(link, class, 0, deadline,
+ ahci_check_ready);
+ }
+ }
+
+ return rc;
+}
+
static int ahci_hardreset(struct ata_link *link, unsigned int *class,
unsigned long deadline)
{
@@ -2118,7 +2199,8 @@
static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
{
static int printed_version;
- struct ata_port_info pi = ahci_port_info[ent->driver_data];
+ unsigned int board_id = ent->driver_data;
+ struct ata_port_info pi = ahci_port_info[board_id];
const struct ata_port_info *ppi[] = { &pi, NULL };
struct device *dev = &pdev->dev;
struct ahci_host_priv *hpriv;
@@ -2167,6 +2249,11 @@
return -ENOMEM;
hpriv->flags |= (unsigned long)pi.private_data;
+ /* MCP65 revision A1 and A2 can't do MSI */
+ if (board_id == board_ahci_mcp65 &&
+ (pdev->revision == 0xa1 || pdev->revision == 0xa2))
+ hpriv->flags |= AHCI_HFLAG_NO_MSI;
+
if ((hpriv->flags & AHCI_HFLAG_NO_MSI) || pci_enable_msi(pdev))
pci_intx(pdev, 1);
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index e336b05..5f1e1cc 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -53,15 +53,16 @@
#include <linux/scatterlist.h>
#define CCISS_DRIVER_VERSION(maj,min,submin) ((maj<<16)|(min<<8)|(submin))
-#define DRIVER_NAME "HP CISS Driver (v 3.6.14)"
-#define DRIVER_VERSION CCISS_DRIVER_VERSION(3,6,14)
+#define DRIVER_NAME "HP CISS Driver (v 3.6.20)"
+#define DRIVER_VERSION CCISS_DRIVER_VERSION(3, 6, 20)
/* Embedded module documentation macros - see modules.h */
MODULE_AUTHOR("Hewlett-Packard Company");
-MODULE_DESCRIPTION("Driver for HP Controller SA5xxx SA6xxx version 3.6.14");
+MODULE_DESCRIPTION("Driver for HP Smart Array Controllers");
MODULE_SUPPORTED_DEVICE("HP SA5i SA5i+ SA532 SA5300 SA5312 SA641 SA642 SA6400"
- " SA6i P600 P800 P400 P400i E200 E200i E500");
-MODULE_VERSION("3.6.14");
+ " SA6i P600 P800 P400 P400i E200 E200i E500 P700m"
+ " Smart Array G2 Series SAS/SATA Controllers");
+MODULE_VERSION("3.6.20");
MODULE_LICENSE("GPL");
#include "cciss_cmd.h"
@@ -90,6 +91,11 @@
{PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSD, 0x103C, 0x3215},
{PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSC, 0x103C, 0x3237},
{PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSC, 0x103C, 0x323D},
+ {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3241},
+ {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3243},
+ {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3245},
+ {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3247},
+ {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3249},
{PCI_VENDOR_ID_HP, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_STORAGE_RAID << 8, 0xffff << 8, 0},
{0,}
@@ -123,6 +129,11 @@
{0x3215103C, "Smart Array E200i", &SA5_access, 120},
{0x3237103C, "Smart Array E500", &SA5_access, 512},
{0x323D103C, "Smart Array P700m", &SA5_access, 512},
+ {0x3241103C, "Smart Array P212", &SA5_access, 384},
+ {0x3243103C, "Smart Array P410", &SA5_access, 384},
+ {0x3245103C, "Smart Array P410i", &SA5_access, 384},
+ {0x3247103C, "Smart Array P411", &SA5_access, 384},
+ {0x3249103C, "Smart Array P812", &SA5_access, 384},
{0xFFFF103C, "Unknown Smart Array", &SA5_access, 120},
};
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index d307bf2..2d854bb 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -749,7 +749,7 @@
if RTC_LIB=n
config RTC
- tristate "Enhanced Real Time Clock Support"
+ tristate "Enhanced Real Time Clock Support (legacy PC RTC driver)"
depends on !PPC && !PARISC && !IA64 && !M68K && !SPARC && !FRV \
&& !ARM && !SUPERH && !S390 && !AVR32
---help---
@@ -1036,9 +1036,9 @@
non-periodic and/or periodic.
config HPET_RTC_IRQ
- bool "HPET Control RTC IRQ" if !HPET_EMULATE_RTC
- default n
- depends on HPET
+ bool
+ default HPET_EMULATE_RTC
+ depends on RTC && HPET
help
If you say Y here, you will disable RTC_IRQ in drivers/char/rtc.c. It
is assumed the platform called hpet_alloc with the RTC IRQ values for
diff --git a/drivers/char/agp/ati-agp.c b/drivers/char/agp/ati-agp.c
index 55c97f6..07b4d8f 100644
--- a/drivers/char/agp/ati-agp.c
+++ b/drivers/char/agp/ati-agp.c
@@ -458,6 +458,10 @@
.chipset_name = "IGP9100/M",
},
{
+ .device_id = PCI_DEVICE_ID_ATI_RS350_133,
+ .chipset_name = "IGP9000/M",
+ },
+ {
.device_id = PCI_DEVICE_ID_ATI_RS350_200,
.chipset_name = "IGP9100/M",
},
diff --git a/drivers/char/generic_nvram.c b/drivers/char/generic_nvram.c
index 2398e86..a00869c 100644
--- a/drivers/char/generic_nvram.c
+++ b/drivers/char/generic_nvram.c
@@ -133,7 +133,7 @@
int __init nvram_init(void)
{
- printk(KERN_INFO "Macintosh non-volatile memory driver v%s\n",
+ printk(KERN_INFO "Generic non-volatile memory driver v%s\n",
NVRAM_VERSION);
return misc_register(&nvram_dev);
}
diff --git a/drivers/char/hw_random/intel-rng.c b/drivers/char/hw_random/intel-rng.c
index 5cc651e..27fdc08 100644
--- a/drivers/char/hw_random/intel-rng.c
+++ b/drivers/char/hw_random/intel-rng.c
@@ -273,7 +273,7 @@
if (mfc != INTEL_FWH_MANUFACTURER_CODE ||
(dvc != INTEL_FWH_DEVICE_CODE_8M &&
dvc != INTEL_FWH_DEVICE_CODE_4M)) {
- printk(KERN_ERR PFX "FWH not detected\n");
+ printk(KERN_NOTICE PFX "FWH not detected\n");
return -ENODEV;
}
diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c
index 7f7e798..d9a0a53 100644
--- a/drivers/char/keyboard.c
+++ b/drivers/char/keyboard.c
@@ -677,12 +677,7 @@
static void k_self(struct vc_data *vc, unsigned char value, char up_flag)
{
- unsigned int uni;
- if (kbd->kbdmode == VC_UNICODE)
- uni = value;
- else
- uni = conv_8bit_to_uni(value);
- k_unicode(vc, uni, up_flag);
+ k_unicode(vc, conv_8bit_to_uni(value), up_flag);
}
static void k_dead2(struct vc_data *vc, unsigned char value, char up_flag)
diff --git a/drivers/isdn/sc/ioctl.c b/drivers/isdn/sc/ioctl.c
index 7817d22..1081091 100644
--- a/drivers/isdn/sc/ioctl.c
+++ b/drivers/isdn/sc/ioctl.c
@@ -226,6 +226,7 @@
*/
if (copy_from_user(spid, data->dataptr, SCIOC_SPIDSIZE)) {
kfree(rcvmsg);
+ kfree(spid);
return -EFAULT;
}
diff --git a/drivers/mmc/host/wbsd.c b/drivers/mmc/host/wbsd.c
index be624a0..c303e7f 100644
--- a/drivers/mmc/host/wbsd.c
+++ b/drivers/mmc/host/wbsd.c
@@ -1457,17 +1457,7 @@
int ret;
/*
- * Allocate interrupt.
- */
-
- ret = request_irq(irq, wbsd_irq, IRQF_SHARED, DRIVER_NAME, host);
- if (ret)
- return ret;
-
- host->irq = irq;
-
- /*
- * Set up tasklets.
+ * Set up tasklets. Must be done before requesting interrupt.
*/
tasklet_init(&host->card_tasklet, wbsd_tasklet_card,
(unsigned long)host);
@@ -1480,6 +1470,15 @@
tasklet_init(&host->finish_tasklet, wbsd_tasklet_finish,
(unsigned long)host);
+ /*
+ * Allocate interrupt.
+ */
+ ret = request_irq(irq, wbsd_irq, IRQF_SHARED, DRIVER_NAME, host);
+ if (ret)
+ return ret;
+
+ host->irq = irq;
+
return 0;
}
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 4b46e68..367b6d4 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -5724,14 +5724,12 @@
if (!netif_running(bp->dev))
return;
- bp->in_reset_task = 1;
bnx2_netif_stop(bp);
bnx2_init_nic(bp);
atomic_set(&bp->intr_sem, 1);
bnx2_netif_start(bp);
- bp->in_reset_task = 0;
}
static void
@@ -5907,12 +5905,7 @@
struct bnx2 *bp = netdev_priv(dev);
u32 reset_code;
- /* Calling flush_scheduled_work() may deadlock because
- * linkwatch_event() may be on the workqueue and it will try to get
- * the rtnl_lock which we are holding.
- */
- while (bp->in_reset_task)
- msleep(1);
+ cancel_work_sync(&bp->reset_task);
bnx2_disable_int_sync(bp);
bnx2_napi_disable(bp);
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index 1eaf5bb..2377cc1 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -6656,7 +6656,6 @@
int current_interval;
struct timer_list timer;
struct work_struct reset_task;
- int in_reset_task;
/* Used to synchronize phy accesses. */
spinlock_t phy_lock;
diff --git a/drivers/net/bnx2x.c b/drivers/net/bnx2x.c
index 7bdb5af..70cba64 100644
--- a/drivers/net/bnx2x.c
+++ b/drivers/net/bnx2x.c
@@ -6,7 +6,8 @@
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation.
*
- * Written by: Eliezer Tamir <eliezert@broadcom.com>
+ * Maintained by: Eilon Greenstein <eilong@broadcom.com>
+ * Written by: Eliezer Tamir
* Based on code from Michael Chan's bnx2 driver
* UDP CSUM errata workaround by Arik Gendelman
* Slowpath rework by Vladislav Zolotarov
@@ -74,7 +75,7 @@
"Broadcom NetXtreme II 5771X 10Gigabit Ethernet Driver "
DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
-MODULE_AUTHOR("Eliezer Tamir <eliezert@broadcom.com>");
+MODULE_AUTHOR("Eliezer Tamir");
MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710 Driver");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_MODULE_VERSION);
diff --git a/drivers/net/bnx2x.h b/drivers/net/bnx2x.h
index 4f0c0d3..8e68d06 100644
--- a/drivers/net/bnx2x.h
+++ b/drivers/net/bnx2x.h
@@ -6,7 +6,8 @@
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation.
*
- * Written by: Eliezer Tamir <eliezert@broadcom.com>
+ * Maintained by: Eilon Greenstein <eilong@broadcom.com>
+ * Written by: Eliezer Tamir
* Based on code from Michael Chan's bnx2 driver
*/
diff --git a/drivers/net/bnx2x_init.h b/drivers/net/bnx2x_init.h
index dcaecc5..370686e 100644
--- a/drivers/net/bnx2x_init.h
+++ b/drivers/net/bnx2x_init.h
@@ -6,7 +6,8 @@
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation.
*
- * Written by: Eliezer Tamir <eliezert@broadcom.com>
+ * Maintained by: Eilon Greenstein <eilong@broadcom.com>
+ * Written by: Eliezer Tamir
*/
#ifndef BNX2X_INIT_H
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index faae01d..075fd54 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -2605,7 +2605,8 @@
if (netif_msg_ifdown(port))
ehea_info("disabling port %s", dev->name);
- flush_scheduled_work();
+ cancel_work_sync(&port->reset_task);
+
mutex_lock(&port->port_lock);
netif_stop_queue(dev);
port_napi_disable(port);
diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index 5f9c42e..329edd9 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -78,7 +78,7 @@
MODULE_PARM_DESC(mac, "six hex digits, ie. 0x1,0x2,0xc0,0x01,0xba,0xbe");
#define MPC52xx_MESSAGES_DEFAULT ( NETIF_MSG_DRV | NETIF_MSG_PROBE | \
- NETIF_MSG_LINK | NETIF_MSG_IFDOWN | NETIF_MSG_IFDOWN )
+ NETIF_MSG_LINK | NETIF_MSG_IFDOWN | NETIF_MSG_IFUP)
static int debug = -1; /* the above default */
module_param(debug, int, 0);
MODULE_PARM_DESC(debug, "debugging messages level");
diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c
index dde9c7e..00bc7fb 100644
--- a/drivers/net/hamradio/baycom_epp.c
+++ b/drivers/net/hamradio/baycom_epp.c
@@ -959,7 +959,7 @@
unsigned char tmp[1];
bc->work_running = 0;
- flush_scheduled_work();
+ cancel_delayed_work_sync(&bc->run_work);
bc->stat = EPP_DCDBIT;
tmp[0] = 0;
pp->ops->epp_write_addr(pp, tmp, 1, 0);
diff --git a/drivers/net/ipg.c b/drivers/net/ipg.c
index 9b358f6..679a082 100644
--- a/drivers/net/ipg.c
+++ b/drivers/net/ipg.c
@@ -577,12 +577,12 @@
/* NIC to be configured in promiscuous mode. */
receivemode = IPG_RM_RECEIVEALLFRAMES;
} else if ((dev->flags & IFF_ALLMULTI) ||
- (dev->flags & IFF_MULTICAST &
+ ((dev->flags & IFF_MULTICAST) &&
(dev->mc_count > IPG_MULTICAST_HASHTABLE_SIZE))) {
/* NIC to be configured to receive all multicast
* frames. */
receivemode |= IPG_RM_RECEIVEMULTICAST;
- } else if (dev->flags & IFF_MULTICAST & (dev->mc_count > 0)) {
+ } else if ((dev->flags & IFF_MULTICAST) && (dev->mc_count > 0)) {
/* NIC to be configured to receive selected
* multicast addresses. */
receivemode |= IPG_RM_RECEIVEMULTICASTHASH;
diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c
index 169edc1..858b191 100644
--- a/drivers/net/r6040.c
+++ b/drivers/net/r6040.c
@@ -733,7 +733,7 @@
}
/* Timer active again */
- mod_timer(&lp->timer, jiffies + round_jiffies(HZ));
+ mod_timer(&lp->timer, round_jiffies(jiffies + HZ));
}
/* Read/set MAC address routines */
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c
index 4e28002..e2ee91a 100644
--- a/drivers/net/smc911x.c
+++ b/drivers/net/smc911x.c
@@ -136,7 +136,6 @@
/* work queue */
struct work_struct phy_configure;
- int work_pending;
int tx_throttle;
spinlock_t lock;
@@ -960,11 +959,11 @@
* We should not be called if phy_type is zero.
*/
if (lp->phy_type == 0)
- goto smc911x_phy_configure_exit_nolock;
+ return;
if (smc911x_phy_reset(dev, phyaddr)) {
printk("%s: PHY reset timed out\n", dev->name);
- goto smc911x_phy_configure_exit_nolock;
+ return;
}
spin_lock_irqsave(&lp->lock, flags);
@@ -1033,8 +1032,6 @@
smc911x_phy_configure_exit:
spin_unlock_irqrestore(&lp->lock, flags);
-smc911x_phy_configure_exit_nolock:
- lp->work_pending = 0;
}
/*
@@ -1356,11 +1353,8 @@
* smc911x_phy_configure() calls msleep() which calls schedule_timeout()
* which calls schedule(). Hence we use a work queue.
*/
- if (lp->phy_type != 0) {
- if (schedule_work(&lp->phy_configure)) {
- lp->work_pending = 1;
- }
- }
+ if (lp->phy_type != 0)
+ schedule_work(&lp->phy_configure);
/* We can accept TX packets again */
dev->trans_start = jiffies;
@@ -1531,16 +1525,8 @@
if (lp->phy_type != 0) {
/* We need to ensure that no calls to
* smc911x_phy_configure are pending.
-
- * flush_scheduled_work() cannot be called because we
- * are running with the netlink semaphore held (from
- * devinet_ioctl()) and the pending work queue
- * contains linkwatch_event() (scheduled by
- * netif_carrier_off() above). linkwatch_event() also
- * wants the netlink semaphore.
*/
- while (lp->work_pending)
- schedule();
+ cancel_work_sync(&lp->phy_configure);
smc911x_phy_powerdown(dev, lp->mii.phy_id);
}
diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c
index a188e33..f2051b2 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -1016,15 +1016,8 @@
/* We need to ensure that no calls to smc_phy_configure are
pending.
-
- flush_scheduled_work() cannot be called because we are
- running with the netlink semaphore held (from
- devinet_ioctl()) and the pending work queue contains
- linkwatch_event() (scheduled by netif_carrier_off()
- above). linkwatch_event() also wants the netlink semaphore.
*/
- while(lp->work_pending)
- yield();
+ cancel_work_sync(&lp->phy_configure);
bmcr = smc_phy_read(dev, phy, MII_BMCR);
smc_phy_write(dev, phy, MII_BMCR, bmcr | BMCR_PDOWN);
@@ -1161,7 +1154,6 @@
smc_phy_configure_exit:
SMC_SELECT_BANK(lp, 2);
spin_unlock_irq(&lp->lock);
- lp->work_pending = 0;
}
/*
@@ -1389,11 +1381,8 @@
* smc_phy_configure() calls msleep() which calls schedule_timeout()
* which calls schedule(). Hence we use a work queue.
*/
- if (lp->phy_type != 0) {
- if (schedule_work(&lp->phy_configure)) {
- lp->work_pending = 1;
- }
- }
+ if (lp->phy_type != 0)
+ schedule_work(&lp->phy_configure);
/* We can accept TX packets again */
dev->trans_start = jiffies;
diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c
index 55670b5..af8d2c4 100644
--- a/drivers/net/tulip/tulip_core.c
+++ b/drivers/net/tulip/tulip_core.c
@@ -731,7 +731,7 @@
void __iomem *ioaddr = tp->base_addr;
unsigned long flags;
- flush_scheduled_work();
+ cancel_work_sync(&tp->media_work);
#ifdef CONFIG_TULIP_NAPI
napi_disable(&tp->napi);
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c
index 0dcfc03..7c66b05 100644
--- a/drivers/net/usb/kaweth.c
+++ b/drivers/net/usb/kaweth.c
@@ -706,7 +706,7 @@
usb_kill_urb(kaweth->rx_urb);
usb_kill_urb(kaweth->tx_urb);
- flush_scheduled_work();
+ cancel_delayed_work_sync(&kaweth->lowmem_work);
/* a scheduled work may have resubmitted,
we hit them again */
diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c
index 20d387f..f7aec93 100644
--- a/drivers/net/wireless/hostap/hostap_main.c
+++ b/drivers/net/wireless/hostap/hostap_main.c
@@ -682,7 +682,13 @@
netif_device_detach(dev);
}
- flush_scheduled_work();
+ cancel_work_sync(&local->reset_queue);
+ cancel_work_sync(&local->set_multicast_list_queue);
+ cancel_work_sync(&local->set_tim_queue);
+#ifndef PRISM2_NO_STATION_MODES
+ cancel_work_sync(&local->info_queue);
+#endif
+ cancel_work_sync(&local->comms_qual_update);
module_put(local->hw_module);
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 60f8afc..4949dc4 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -256,6 +256,17 @@
This driver can also be built as a module. If so the module
will be called rtc-s35390a.
+config RTC_DRV_FM3130
+ tristate "Ramtron FM3130"
+ help
+ If you say Y here you will get support for the
+ Ramtron FM3130 RTC chips.
+ Ramtron FM3130 is a chip with two separate devices inside,
+ RTC clock and FRAM. This driver provides only RTC functionality.
+
+ This driver can also be built as a module. If so the module
+ will be called rtc-fm3130.
+
endif # I2C
comment "SPI RTC drivers"
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index ebe871c..b6e14d5 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -31,6 +31,7 @@
obj-$(CONFIG_RTC_DRV_DS1672) += rtc-ds1672.o
obj-$(CONFIG_RTC_DRV_DS1742) += rtc-ds1742.o
obj-$(CONFIG_RTC_DRV_EP93XX) += rtc-ep93xx.o
+obj-$(CONFIG_RTC_DRV_FM3130) += rtc-fm3130.o
obj-$(CONFIG_RTC_DRV_ISL1208) += rtc-isl1208.o
obj-$(CONFIG_RTC_DRV_M41T80) += rtc-m41t80.o
obj-$(CONFIG_RTC_DRV_M48T59) += rtc-m48t59.o
@@ -41,6 +42,7 @@
obj-$(CONFIG_RTC_DRV_PCF8563) += rtc-pcf8563.o
obj-$(CONFIG_RTC_DRV_PCF8583) += rtc-pcf8583.o
obj-$(CONFIG_RTC_DRV_PL031) += rtc-pl031.o
+obj-$(CONFIG_RTC_DRV_PPC) += rtc-ppc.o
obj-$(CONFIG_RTC_DRV_R9701) += rtc-r9701.o
obj-$(CONFIG_RTC_DRV_RS5C313) += rtc-rs5c313.o
obj-$(CONFIG_RTC_DRV_RS5C348) += rtc-rs5c348.o
@@ -54,4 +56,3 @@
obj-$(CONFIG_RTC_DRV_V3020) += rtc-v3020.o
obj-$(CONFIG_RTC_DRV_VR41XX) += rtc-vr41xx.o
obj-$(CONFIG_RTC_DRV_X1205) += rtc-x1205.o
-obj-$(CONFIG_RTC_DRV_PPC) += rtc-ppc.o
diff --git a/drivers/rtc/rtc-at32ap700x.c b/drivers/rtc/rtc-at32ap700x.c
index 42244f1..2ef8cdf 100644
--- a/drivers/rtc/rtc-at32ap700x.c
+++ b/drivers/rtc/rtc-at32ap700x.c
@@ -94,8 +94,11 @@
{
struct rtc_at32ap700x *rtc = dev_get_drvdata(dev);
+ spin_lock_irq(&rtc->lock);
rtc_time_to_tm(rtc->alarm_time, &alrm->time);
- alrm->pending = rtc_readl(rtc, IMR) & RTC_BIT(IMR_TOPI) ? 1 : 0;
+ alrm->enabled = rtc_readl(rtc, IMR) & RTC_BIT(IMR_TOPI) ? 1 : 0;
+ alrm->pending = rtc_readl(rtc, ISR) & RTC_BIT(ISR_TOPI) ? 1 : 0;
+ spin_unlock_irq(&rtc->lock);
return 0;
}
@@ -119,7 +122,7 @@
spin_lock_irq(&rtc->lock);
rtc->alarm_time = alarm_unix_time;
rtc_writel(rtc, TOP, rtc->alarm_time);
- if (alrm->pending)
+ if (alrm->enabled)
rtc_writel(rtc, CTRL, rtc_readl(rtc, CTRL)
| RTC_BIT(CTRL_TOPEN));
else
diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
index d060a06..d7bb9ba 100644
--- a/drivers/rtc/rtc-cmos.c
+++ b/drivers/rtc/rtc-cmos.c
@@ -905,19 +905,7 @@
.resume = cmos_pnp_resume,
};
-static int __init cmos_init(void)
-{
- return pnp_register_driver(&cmos_pnp_driver);
-}
-module_init(cmos_init);
-
-static void __exit cmos_exit(void)
-{
- pnp_unregister_driver(&cmos_pnp_driver);
-}
-module_exit(cmos_exit);
-
-#else /* no PNP */
+#endif /* CONFIG_PNP */
/*----------------------------------------------------------------*/
@@ -958,20 +946,33 @@
static int __init cmos_init(void)
{
+#ifdef CONFIG_PNP
+ if (pnp_platform_devices)
+ return pnp_register_driver(&cmos_pnp_driver);
+ else
+ return platform_driver_probe(&cmos_platform_driver,
+ cmos_platform_probe);
+#else
return platform_driver_probe(&cmos_platform_driver,
cmos_platform_probe);
+#endif /* CONFIG_PNP */
}
module_init(cmos_init);
static void __exit cmos_exit(void)
{
+#ifdef CONFIG_PNP
+ if (pnp_platform_devices)
+ pnp_unregister_driver(&cmos_pnp_driver);
+ else
+ platform_driver_unregister(&cmos_platform_driver);
+#else
platform_driver_unregister(&cmos_platform_driver);
+#endif /* CONFIG_PNP */
}
module_exit(cmos_exit);
-#endif /* !PNP */
-
MODULE_AUTHOR("David Brownell");
MODULE_DESCRIPTION("Driver for PC-style 'CMOS' RTCs");
MODULE_LICENSE("GPL");
diff --git a/drivers/rtc/rtc-fm3130.c b/drivers/rtc/rtc-fm3130.c
new file mode 100644
index 0000000..11644c8
--- /dev/null
+++ b/drivers/rtc/rtc-fm3130.c
@@ -0,0 +1,501 @@
+/*
+ * rtc-fm3130.c - RTC driver for Ramtron FM3130 I2C chip.
+ *
+ * Copyright (C) 2008 Sergey Lapin
+ * Based on ds1307 driver by James Chapman and David Brownell
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/i2c.h>
+#include <linux/rtc.h>
+#include <linux/bcd.h>
+
+#define FM3130_RTC_CONTROL (0x0)
+#define FM3130_CAL_CONTROL (0x1)
+#define FM3130_RTC_SECONDS (0x2)
+#define FM3130_RTC_MINUTES (0x3)
+#define FM3130_RTC_HOURS (0x4)
+#define FM3130_RTC_DAY (0x5)
+#define FM3130_RTC_DATE (0x6)
+#define FM3130_RTC_MONTHS (0x7)
+#define FM3130_RTC_YEARS (0x8)
+
+#define FM3130_ALARM_SECONDS (0x9)
+#define FM3130_ALARM_MINUTES (0xa)
+#define FM3130_ALARM_HOURS (0xb)
+#define FM3130_ALARM_DATE (0xc)
+#define FM3130_ALARM_MONTHS (0xd)
+#define FM3130_ALARM_WP_CONTROL (0xe)
+
+#define FM3130_CAL_CONTROL_BIT_nOSCEN (1 << 7) /* Osciallator enabled */
+#define FM3130_RTC_CONTROL_BIT_LB (1 << 7) /* Low battery */
+#define FM3130_RTC_CONTROL_BIT_AF (1 << 6) /* Alarm flag */
+#define FM3130_RTC_CONTROL_BIT_CF (1 << 5) /* Century overflow */
+#define FM3130_RTC_CONTROL_BIT_POR (1 << 4) /* Power on reset */
+#define FM3130_RTC_CONTROL_BIT_AEN (1 << 3) /* Alarm enable */
+#define FM3130_RTC_CONTROL_BIT_CAL (1 << 2) /* Calibration mode */
+#define FM3130_RTC_CONTROL_BIT_WRITE (1 << 1) /* W=1 -> write mode W=0 normal */
+#define FM3130_RTC_CONTROL_BIT_READ (1 << 0) /* R=1 -> read mode R=0 normal */
+
+#define FM3130_CLOCK_REGS 7
+#define FM3130_ALARM_REGS 5
+
+struct fm3130 {
+ u8 reg_addr_time;
+ u8 reg_addr_alarm;
+ u8 regs[15];
+ struct i2c_msg msg[4];
+ struct i2c_client *client;
+ struct rtc_device *rtc;
+ int data_valid;
+ int alarm;
+};
+static const struct i2c_device_id fm3130_id[] = {
+ { "fm3130-rtc", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, fm3130_id);
+
+#define FM3130_MODE_NORMAL 0
+#define FM3130_MODE_WRITE 1
+#define FM3130_MODE_READ 2
+
+static void fm3130_rtc_mode(struct device *dev, int mode)
+{
+ struct fm3130 *fm3130 = dev_get_drvdata(dev);
+
+ fm3130->regs[FM3130_RTC_CONTROL] =
+ i2c_smbus_read_byte_data(fm3130->client, FM3130_RTC_CONTROL);
+ switch (mode) {
+ case FM3130_MODE_NORMAL:
+ fm3130->regs[FM3130_RTC_CONTROL] &=
+ ~(FM3130_RTC_CONTROL_BIT_WRITE |
+ FM3130_RTC_CONTROL_BIT_READ);
+ break;
+ case FM3130_MODE_WRITE:
+ fm3130->regs[FM3130_RTC_CONTROL] |= FM3130_RTC_CONTROL_BIT_WRITE;
+ break;
+ case FM3130_MODE_READ:
+ fm3130->regs[FM3130_RTC_CONTROL] |= FM3130_RTC_CONTROL_BIT_READ;
+ break;
+ default:
+ dev_dbg(dev, "invalid mode %d\n", mode);
+ break;
+ }
+ /* Checking for alarm */
+ if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_AF) {
+ fm3130->alarm = 1;
+ fm3130->regs[FM3130_RTC_CONTROL] &= ~FM3130_RTC_CONTROL_BIT_AF;
+ }
+ i2c_smbus_write_byte_data(fm3130->client,
+ FM3130_RTC_CONTROL, fm3130->regs[FM3130_RTC_CONTROL]);
+}
+
+static int fm3130_get_time(struct device *dev, struct rtc_time *t)
+{
+ struct fm3130 *fm3130 = dev_get_drvdata(dev);
+ int tmp;
+
+ if (!fm3130->data_valid) {
+ /* We have invalid data in RTC, probably due
+ to battery faults or other problems. Return EIO
+ for now, it will allow us to set data later insted
+ of error during probing which disables device */
+ return -EIO;
+ }
+ fm3130_rtc_mode(dev, FM3130_MODE_READ);
+
+ /* read the RTC date and time registers all at once */
+ tmp = i2c_transfer(to_i2c_adapter(fm3130->client->dev.parent),
+ fm3130->msg, 2);
+ if (tmp != 2) {
+ dev_err(dev, "%s error %d\n", "read", tmp);
+ return -EIO;
+ }
+
+ fm3130_rtc_mode(dev, FM3130_MODE_NORMAL);
+
+ dev_dbg(dev, "%s: %02x %02x %02x %02x %02x %02x %02x %02x"
+ "%02x %02x %02x %02x %02x %02x %02x\n",
+ "read",
+ fm3130->regs[0], fm3130->regs[1],
+ fm3130->regs[2], fm3130->regs[3],
+ fm3130->regs[4], fm3130->regs[5],
+ fm3130->regs[6], fm3130->regs[7],
+ fm3130->regs[8], fm3130->regs[9],
+ fm3130->regs[0xa], fm3130->regs[0xb],
+ fm3130->regs[0xc], fm3130->regs[0xd],
+ fm3130->regs[0xe]);
+
+ t->tm_sec = BCD2BIN(fm3130->regs[FM3130_RTC_SECONDS] & 0x7f);
+ t->tm_min = BCD2BIN(fm3130->regs[FM3130_RTC_MINUTES] & 0x7f);
+ tmp = fm3130->regs[FM3130_RTC_HOURS] & 0x3f;
+ t->tm_hour = BCD2BIN(tmp);
+ t->tm_wday = BCD2BIN(fm3130->regs[FM3130_RTC_DAY] & 0x07) - 1;
+ t->tm_mday = BCD2BIN(fm3130->regs[FM3130_RTC_DATE] & 0x3f);
+ tmp = fm3130->regs[FM3130_RTC_MONTHS] & 0x1f;
+ t->tm_mon = BCD2BIN(tmp) - 1;
+
+ /* assume 20YY not 19YY, and ignore CF bit */
+ t->tm_year = BCD2BIN(fm3130->regs[FM3130_RTC_YEARS]) + 100;
+
+ dev_dbg(dev, "%s secs=%d, mins=%d, "
+ "hours=%d, mday=%d, mon=%d, year=%d, wday=%d\n",
+ "read", t->tm_sec, t->tm_min,
+ t->tm_hour, t->tm_mday,
+ t->tm_mon, t->tm_year, t->tm_wday);
+
+ /* initial clock setting can be undefined */
+ return rtc_valid_tm(t);
+}
+
+
+static int fm3130_set_time(struct device *dev, struct rtc_time *t)
+{
+ struct fm3130 *fm3130 = dev_get_drvdata(dev);
+ int tmp, i;
+ u8 *buf = fm3130->regs;
+
+ dev_dbg(dev, "%s secs=%d, mins=%d, "
+ "hours=%d, mday=%d, mon=%d, year=%d, wday=%d\n",
+ "write", t->tm_sec, t->tm_min,
+ t->tm_hour, t->tm_mday,
+ t->tm_mon, t->tm_year, t->tm_wday);
+
+ /* first register addr */
+ buf[FM3130_RTC_SECONDS] = BIN2BCD(t->tm_sec);
+ buf[FM3130_RTC_MINUTES] = BIN2BCD(t->tm_min);
+ buf[FM3130_RTC_HOURS] = BIN2BCD(t->tm_hour);
+ buf[FM3130_RTC_DAY] = BIN2BCD(t->tm_wday + 1);
+ buf[FM3130_RTC_DATE] = BIN2BCD(t->tm_mday);
+ buf[FM3130_RTC_MONTHS] = BIN2BCD(t->tm_mon + 1);
+
+ /* assume 20YY not 19YY */
+ tmp = t->tm_year - 100;
+ buf[FM3130_RTC_YEARS] = BIN2BCD(tmp);
+
+ dev_dbg(dev, "%s: %02x %02x %02x %02x %02x %02x %02x"
+ "%02x %02x %02x %02x %02x %02x %02x %02x\n",
+ "write", buf[0], buf[1], buf[2], buf[3],
+ buf[4], buf[5], buf[6], buf[7],
+ buf[8], buf[9], buf[0xa], buf[0xb],
+ buf[0xc], buf[0xd], buf[0xe]);
+
+ fm3130_rtc_mode(dev, FM3130_MODE_WRITE);
+
+ /* Writing time registers, we don't support multibyte transfers */
+ for (i = 0; i < FM3130_CLOCK_REGS; i++) {
+ i2c_smbus_write_byte_data(fm3130->client,
+ FM3130_RTC_SECONDS + i,
+ fm3130->regs[FM3130_RTC_SECONDS + i]);
+ }
+
+ fm3130_rtc_mode(dev, FM3130_MODE_NORMAL);
+
+ /* We assume here that data are valid once written */
+ if (!fm3130->data_valid)
+ fm3130->data_valid = 1;
+ return 0;
+}
+
+static int fm3130_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
+{
+ struct fm3130 *fm3130 = dev_get_drvdata(dev);
+ int tmp;
+ struct rtc_time *tm = &alrm->time;
+ /* read the RTC alarm registers all at once */
+ tmp = i2c_transfer(to_i2c_adapter(fm3130->client->dev.parent),
+ &fm3130->msg[2], 2);
+ if (tmp != 2) {
+ dev_err(dev, "%s error %d\n", "read", tmp);
+ return -EIO;
+ }
+ dev_dbg(dev, "alarm read %02x %02x %02x %02x %02x\n",
+ fm3130->regs[FM3130_ALARM_SECONDS],
+ fm3130->regs[FM3130_ALARM_MINUTES],
+ fm3130->regs[FM3130_ALARM_HOURS],
+ fm3130->regs[FM3130_ALARM_DATE],
+ fm3130->regs[FM3130_ALARM_MONTHS]);
+
+
+ tm->tm_sec = BCD2BIN(fm3130->regs[FM3130_ALARM_SECONDS] & 0x7F);
+ tm->tm_min = BCD2BIN(fm3130->regs[FM3130_ALARM_MINUTES] & 0x7F);
+ tm->tm_hour = BCD2BIN(fm3130->regs[FM3130_ALARM_HOURS] & 0x3F);
+ tm->tm_mday = BCD2BIN(fm3130->regs[FM3130_ALARM_DATE] & 0x3F);
+ tm->tm_mon = BCD2BIN(fm3130->regs[FM3130_ALARM_MONTHS] & 0x1F);
+ if (tm->tm_mon > 0)
+ tm->tm_mon -= 1; /* RTC is 1-12, tm_mon is 0-11 */
+ dev_dbg(dev, "%s secs=%d, mins=%d, "
+ "hours=%d, mday=%d, mon=%d, year=%d, wday=%d\n",
+ "read alarm", tm->tm_sec, tm->tm_min,
+ tm->tm_hour, tm->tm_mday,
+ tm->tm_mon, tm->tm_year, tm->tm_wday);
+
+ return 0;
+}
+
+static int fm3130_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
+{
+ struct fm3130 *fm3130 = dev_get_drvdata(dev);
+ struct rtc_time *tm = &alrm->time;
+ int i;
+
+ dev_dbg(dev, "%s secs=%d, mins=%d, "
+ "hours=%d, mday=%d, mon=%d, year=%d, wday=%d\n",
+ "write alarm", tm->tm_sec, tm->tm_min,
+ tm->tm_hour, tm->tm_mday,
+ tm->tm_mon, tm->tm_year, tm->tm_wday);
+
+ if (tm->tm_sec != -1)
+ fm3130->regs[FM3130_ALARM_SECONDS] =
+ BIN2BCD(tm->tm_sec) | 0x80;
+
+ if (tm->tm_min != -1)
+ fm3130->regs[FM3130_ALARM_MINUTES] =
+ BIN2BCD(tm->tm_min) | 0x80;
+
+ if (tm->tm_hour != -1)
+ fm3130->regs[FM3130_ALARM_HOURS] =
+ BIN2BCD(tm->tm_hour) | 0x80;
+
+ if (tm->tm_mday != -1)
+ fm3130->regs[FM3130_ALARM_DATE] =
+ BIN2BCD(tm->tm_mday) | 0x80;
+
+ if (tm->tm_mon != -1)
+ fm3130->regs[FM3130_ALARM_MONTHS] =
+ BIN2BCD(tm->tm_mon + 1) | 0x80;
+
+ dev_dbg(dev, "alarm write %02x %02x %02x %02x %02x\n",
+ fm3130->regs[FM3130_ALARM_SECONDS],
+ fm3130->regs[FM3130_ALARM_MINUTES],
+ fm3130->regs[FM3130_ALARM_HOURS],
+ fm3130->regs[FM3130_ALARM_DATE],
+ fm3130->regs[FM3130_ALARM_MONTHS]);
+ /* Writing time registers, we don't support multibyte transfers */
+ for (i = 0; i < FM3130_ALARM_REGS; i++) {
+ i2c_smbus_write_byte_data(fm3130->client,
+ FM3130_ALARM_SECONDS + i,
+ fm3130->regs[FM3130_ALARM_SECONDS + i]);
+ }
+ fm3130->regs[FM3130_RTC_CONTROL] =
+ i2c_smbus_read_byte_data(fm3130->client, FM3130_RTC_CONTROL);
+ /* Checking for alarm */
+ if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_AF) {
+ fm3130->alarm = 1;
+ fm3130->regs[FM3130_RTC_CONTROL] &= ~FM3130_RTC_CONTROL_BIT_AF;
+ }
+ if (alrm->enabled) {
+ i2c_smbus_write_byte_data(fm3130->client, FM3130_RTC_CONTROL,
+ (fm3130->regs[FM3130_RTC_CONTROL] &
+ ~(FM3130_RTC_CONTROL_BIT_CAL)) |
+ FM3130_RTC_CONTROL_BIT_AEN);
+ } else {
+ i2c_smbus_write_byte_data(fm3130->client, FM3130_RTC_CONTROL,
+ fm3130->regs[FM3130_RTC_CONTROL] &
+ ~(FM3130_RTC_CONTROL_BIT_AEN));
+ }
+ return 0;
+}
+
+static const struct rtc_class_ops fm3130_rtc_ops = {
+ .read_time = fm3130_get_time,
+ .set_time = fm3130_set_time,
+ .read_alarm = fm3130_read_alarm,
+ .set_alarm = fm3130_set_alarm,
+};
+
+static struct i2c_driver fm3130_driver;
+
+static int __devinit fm3130_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct fm3130 *fm3130;
+ int err = -ENODEV;
+ int tmp;
+ struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+
+ if (!i2c_check_functionality(adapter,
+ I2C_FUNC_I2C | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
+ return -EIO;
+
+ fm3130 = kzalloc(sizeof(struct fm3130), GFP_KERNEL);
+
+ if (!fm3130)
+ return -ENOMEM;
+
+ fm3130->client = client;
+ i2c_set_clientdata(client, fm3130);
+ fm3130->reg_addr_time = FM3130_RTC_SECONDS;
+ fm3130->reg_addr_alarm = FM3130_ALARM_SECONDS;
+
+ /* Messages to read time */
+ fm3130->msg[0].addr = client->addr;
+ fm3130->msg[0].flags = 0;
+ fm3130->msg[0].len = 1;
+ fm3130->msg[0].buf = &fm3130->reg_addr_time;
+
+ fm3130->msg[1].addr = client->addr;
+ fm3130->msg[1].flags = I2C_M_RD;
+ fm3130->msg[1].len = FM3130_CLOCK_REGS;
+ fm3130->msg[1].buf = &fm3130->regs[FM3130_RTC_SECONDS];
+
+ /* Messages to read alarm */
+ fm3130->msg[2].addr = client->addr;
+ fm3130->msg[2].flags = 0;
+ fm3130->msg[2].len = 1;
+ fm3130->msg[2].buf = &fm3130->reg_addr_alarm;
+
+ fm3130->msg[3].addr = client->addr;
+ fm3130->msg[3].flags = I2C_M_RD;
+ fm3130->msg[3].len = FM3130_ALARM_REGS;
+ fm3130->msg[3].buf = &fm3130->regs[FM3130_ALARM_SECONDS];
+
+ fm3130->data_valid = 0;
+
+ tmp = i2c_transfer(adapter, fm3130->msg, 4);
+ if (tmp != 4) {
+ pr_debug("read error %d\n", tmp);
+ err = -EIO;
+ goto exit_free;
+ }
+
+ fm3130->regs[FM3130_RTC_CONTROL] =
+ i2c_smbus_read_byte_data(client, FM3130_RTC_CONTROL);
+ fm3130->regs[FM3130_CAL_CONTROL] =
+ i2c_smbus_read_byte_data(client, FM3130_CAL_CONTROL);
+
+ /* Checking for alarm */
+ if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_AF) {
+ fm3130->alarm = 1;
+ fm3130->regs[FM3130_RTC_CONTROL] &= ~FM3130_RTC_CONTROL_BIT_AF;
+ }
+
+ /* Disabling calibration mode */
+ if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_CAL)
+ i2c_smbus_write_byte_data(client, FM3130_RTC_CONTROL,
+ fm3130->regs[FM3130_RTC_CONTROL] &
+ ~(FM3130_RTC_CONTROL_BIT_CAL));
+ dev_warn(&client->dev, "Disabling calibration mode!\n");
+
+ /* Disabling read and write modes */
+ if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_WRITE ||
+ fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_READ)
+ i2c_smbus_write_byte_data(client, FM3130_RTC_CONTROL,
+ fm3130->regs[FM3130_RTC_CONTROL] &
+ ~(FM3130_RTC_CONTROL_BIT_READ |
+ FM3130_RTC_CONTROL_BIT_WRITE));
+ dev_warn(&client->dev, "Disabling READ or WRITE mode!\n");
+
+ /* oscillator off? turn it on, so clock can tick. */
+ if (fm3130->regs[FM3130_CAL_CONTROL] & FM3130_CAL_CONTROL_BIT_nOSCEN)
+ i2c_smbus_write_byte_data(client, FM3130_CAL_CONTROL,
+ fm3130->regs[FM3130_CAL_CONTROL] &
+ ~(FM3130_CAL_CONTROL_BIT_nOSCEN));
+
+ /* oscillator fault? clear flag, and warn */
+ if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_LB)
+ dev_warn(&client->dev, "Low battery!\n");
+
+ /* oscillator fault? clear flag, and warn */
+ if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_POR) {
+ i2c_smbus_write_byte_data(client, FM3130_RTC_CONTROL,
+ fm3130->regs[FM3130_RTC_CONTROL] &
+ ~FM3130_RTC_CONTROL_BIT_POR);
+ dev_warn(&client->dev, "SET TIME!\n");
+ }
+ /* ACS is controlled by alarm */
+ i2c_smbus_write_byte_data(client, FM3130_ALARM_WP_CONTROL, 0x80);
+
+ /* TODO */
+ /* TODO need to sanity check alarm */
+ tmp = fm3130->regs[FM3130_RTC_SECONDS];
+ tmp = BCD2BIN(tmp & 0x7f);
+ if (tmp > 60)
+ goto exit_bad;
+ tmp = BCD2BIN(fm3130->regs[FM3130_RTC_MINUTES] & 0x7f);
+ if (tmp > 60)
+ goto exit_bad;
+
+ tmp = BCD2BIN(fm3130->regs[FM3130_RTC_DATE] & 0x3f);
+ if (tmp == 0 || tmp > 31)
+ goto exit_bad;
+
+ tmp = BCD2BIN(fm3130->regs[FM3130_RTC_MONTHS] & 0x1f);
+ if (tmp == 0 || tmp > 12)
+ goto exit_bad;
+
+ tmp = fm3130->regs[FM3130_RTC_HOURS];
+
+ fm3130->data_valid = 1;
+
+exit_bad:
+ if (!fm3130->data_valid)
+ dev_dbg(&client->dev,
+ "%s: %02x %02x %02x %02x %02x %02x %02x %02x"
+ "%02x %02x %02x %02x %02x %02x %02x\n",
+ "bogus registers",
+ fm3130->regs[0], fm3130->regs[1],
+ fm3130->regs[2], fm3130->regs[3],
+ fm3130->regs[4], fm3130->regs[5],
+ fm3130->regs[6], fm3130->regs[7],
+ fm3130->regs[8], fm3130->regs[9],
+ fm3130->regs[0xa], fm3130->regs[0xb],
+ fm3130->regs[0xc], fm3130->regs[0xd],
+ fm3130->regs[0xe]);
+
+ /* We won't bail out here because we just got invalid data.
+ Time setting from u-boot doesn't work anyway */
+ fm3130->rtc = rtc_device_register(client->name, &client->dev,
+ &fm3130_rtc_ops, THIS_MODULE);
+ if (IS_ERR(fm3130->rtc)) {
+ err = PTR_ERR(fm3130->rtc);
+ dev_err(&client->dev,
+ "unable to register the class device\n");
+ goto exit_free;
+ }
+ return 0;
+exit_free:
+ kfree(fm3130);
+ return err;
+}
+
+static int __devexit fm3130_remove(struct i2c_client *client)
+{
+ struct fm3130 *fm3130 = i2c_get_clientdata(client);
+
+ rtc_device_unregister(fm3130->rtc);
+ kfree(fm3130);
+ return 0;
+}
+
+static struct i2c_driver fm3130_driver = {
+ .driver = {
+ .name = "rtc-fm3130",
+ .owner = THIS_MODULE,
+ },
+ .probe = fm3130_probe,
+ .remove = __devexit_p(fm3130_remove),
+ .id_table = fm3130_id,
+};
+
+static int __init fm3130_init(void)
+{
+ return i2c_add_driver(&fm3130_driver);
+}
+module_init(fm3130_init);
+
+static void __exit fm3130_exit(void)
+{
+ i2c_del_driver(&fm3130_driver);
+}
+module_exit(fm3130_exit);
+
+MODULE_DESCRIPTION("RTC driver for FM3130");
+MODULE_AUTHOR("Sergey Lapin <slapin@ossfans.org>");
+MODULE_LICENSE("GPL");
+
diff --git a/drivers/video/cirrusfb.c b/drivers/video/cirrusfb.c
index 35ac9d9..c14b243 100644
--- a/drivers/video/cirrusfb.c
+++ b/drivers/video/cirrusfb.c
@@ -2432,9 +2432,9 @@
info->screen_size = board_size;
cinfo->unmap = cirrusfb_pci_unmap;
- printk(KERN_INFO " RAM (%lu kB) at 0xx%lx, ",
- info->screen_size >> 10, board_addr);
- printk(KERN_INFO "Cirrus Logic chipset on PCI bus\n");
+ printk(KERN_INFO "RAM (%lu kB) at 0x%lx, Cirrus "
+ "Logic chipset on PCI bus\n",
+ info->screen_size >> 10, board_addr);
pci_set_drvdata(pdev, info);
ret = cirrusfb_register(info);
diff --git a/drivers/video/hgafb.c b/drivers/video/hgafb.c
index fb9e672..c18880d 100644
--- a/drivers/video/hgafb.c
+++ b/drivers/video/hgafb.c
@@ -279,7 +279,7 @@
static int __init hga_card_detect(void)
{
- int count=0;
+ int count = 0;
void __iomem *p, *q;
unsigned short p_save, q_save;
@@ -303,20 +303,18 @@
writew(0x55aa, p); if (readw(p) == 0x55aa) count++;
writew(p_save, p);
- if (count != 2) {
- return 0;
- }
+ if (count != 2)
+ goto error;
/* Ok, there is definitely a card registering at the correct
* memory location, so now we do an I/O port test.
*/
- if (!test_hga_b(0x66, 0x0f)) { /* cursor low register */
- return 0;
- }
- if (!test_hga_b(0x99, 0x0f)) { /* cursor low register */
- return 0;
- }
+ if (!test_hga_b(0x66, 0x0f)) /* cursor low register */
+ goto error;
+
+ if (!test_hga_b(0x99, 0x0f)) /* cursor low register */
+ goto error;
/* See if the card is a Hercules, by checking whether the vsync
* bit of the status register is changing. This test lasts for
@@ -331,7 +329,7 @@
}
if (p_save == q_save)
- return 0;
+ goto error;
switch (inb_p(HGA_STATUS_PORT) & 0x70) {
case 0x10:
@@ -348,6 +346,12 @@
break;
}
return 1;
+error:
+ if (release_io_ports)
+ release_region(0x3b0, 12);
+ if (release_io_port)
+ release_region(0x3bf, 1);
+ return 0;
}
/**
diff --git a/drivers/video/leo.c b/drivers/video/leo.c
index 8bc46e9..13fea61 100644
--- a/drivers/video/leo.c
+++ b/drivers/video/leo.c
@@ -17,8 +17,8 @@
#include <linux/fb.h>
#include <linux/mm.h>
#include <linux/of_device.h>
+#include <linux/io.h>
-#include <asm/io.h>
#include <asm/fbio.h>
#include "sbuslib.h"
@@ -33,7 +33,6 @@
static int leo_mmap(struct fb_info *, struct vm_area_struct *);
static int leo_ioctl(struct fb_info *, unsigned int, unsigned long);
-static int leo_pan_display(struct fb_var_screeninfo *, struct fb_info *);
/*
* Frame buffer operations
@@ -43,7 +42,6 @@
.owner = THIS_MODULE,
.fb_setcolreg = leo_setcolreg,
.fb_blank = leo_blank,
- .fb_pan_display = leo_pan_display,
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
@@ -78,7 +76,7 @@
#define LEO_CUR_TYPE_CMAP 0x00000050
struct leo_cursor {
- u8 xxx0[16];
+ u8 xxx0[16];
u32 cur_type;
u32 cur_misc;
u32 cur_cursxy;
@@ -105,7 +103,7 @@
struct leo_lc_ss0_krn {
u32 misc;
- u8 xxx0[0x800-4];
+ u8 xxx0[0x800-4];
u32 rev;
};
@@ -116,7 +114,7 @@
u32 fontt;
u32 extent;
u32 src;
- u32 dst;
+ u32 dst;
u32 copy;
u32 fill;
};
@@ -129,8 +127,8 @@
u8 unknown;
};
-struct leo_ld {
- u8 xxx0[0xe00];
+struct leo_ld_ss0 {
+ u8 xxx0[0xe00];
u32 csr;
u32 wid;
u32 wmask;
@@ -144,13 +142,13 @@
u32 src; /* Copy/Scroll (SS0 only) */
u32 dst; /* Copy/Scroll/Fill (SS0 only) */
u32 extent; /* Copy/Scroll/Fill size (SS0 only) */
- u32 xxx1[3];
+ u32 xxx1[3];
u32 setsem; /* SS1 only */
u32 clrsem; /* SS1 only */
u32 clrpick; /* SS1 only */
u32 clrdat; /* SS1 only */
u32 alpha; /* SS1 only */
- u8 xxx2[0x2c];
+ u8 xxx2[0x2c];
u32 winbg;
u32 planemask;
u32 rop;
@@ -199,11 +197,12 @@
static void leo_wait(struct leo_lx_krn __iomem *lx_krn)
{
int i;
-
+
for (i = 0;
- (sbus_readl(&lx_krn->krn_csr) & LEO_KRN_CSR_PROGRESS) && i < 300000;
+ (sbus_readl(&lx_krn->krn_csr) & LEO_KRN_CSR_PROGRESS) &&
+ i < 300000;
i++)
- udelay (1); /* Busy wait at most 0.3 sec */
+ udelay(1); /* Busy wait at most 0.3 sec */
return;
}
@@ -221,7 +220,7 @@
unsigned transp, struct fb_info *info)
{
struct leo_par *par = (struct leo_par *) info->par;
- struct leo_lx_krn __iomem *lx_krn = par->lx_krn;
+ struct leo_lx_krn __iomem *lx_krn = par->lx_krn;
unsigned long flags;
u32 val;
int i;
@@ -408,7 +407,7 @@
leo_wait(lx_krn);
for (i = 0, wi = wl->wl_list; i < wl->wl_count; i++, wi++) {
- switch(wi->wi_type) {
+ switch (wi->wi_type) {
case FB_WID_DBL_8:
j = (wi->wi_index & 0xf) + 0x40;
break;
@@ -453,13 +452,12 @@
wi.wi_index = 1;
wi.wi_values [0] = 0x30;
leo_wid_put(info, &wl);
-
}
static void leo_switch_from_graph(struct fb_info *info)
{
struct leo_par *par = (struct leo_par *) info->par;
- struct leo_ld __iomem *ss = (struct leo_ld __iomem *) par->ld_ss0;
+ struct leo_ld_ss0 __iomem *ss = par->ld_ss0;
unsigned long flags;
u32 val;
@@ -485,21 +483,15 @@
val = sbus_readl(&par->lc_ss0_usr->csr);
} while (val & 0x20000000);
+ /* setup screen buffer for cfb_* functions */
+ sbus_writel(1, &ss->wid);
+ sbus_writel(0x00ffffff, &ss->planemask);
+ sbus_writel(0x310b90, &ss->rop);
+ sbus_writel(0, &par->lc_ss0_usr->addrspace);
+
spin_unlock_irqrestore(&par->lock, flags);
}
-static int leo_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
-{
- /* We just use this to catch switches out of
- * graphics mode.
- */
- leo_switch_from_graph(info);
-
- if (var->xoffset || var->yoffset || var->vmode)
- return -EINVAL;
- return 0;
-}
-
static void leo_init_hw(struct fb_info *info)
{
struct leo_par *par = (struct leo_par *) info->par;
@@ -542,7 +534,8 @@
of_iounmap(&op->resource[0], info->screen_base, 0x800000);
}
-static int __devinit leo_probe(struct of_device *op, const struct of_device_id *match)
+static int __devinit leo_probe(struct of_device *op,
+ const struct of_device_id *match)
{
struct device_node *dp = op->node;
struct fb_info *info;
@@ -594,8 +587,9 @@
!info->screen_base)
goto out_unmap_regs;
- info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
+ info->flags = FBINFO_DEFAULT;
info->fbops = &leo_ops;
+ info->pseudo_palette = par->clut_data;
leo_init_wids(info);
leo_init_hw(info);
@@ -649,7 +643,7 @@
static struct of_device_id leo_match[] = {
{
- .name = "leo",
+ .name = "SUNW,leo",
},
{},
};
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index 274bc93..7dcda18 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -573,8 +573,8 @@
dma_desc->fdadr = fbi->dma_buff_phys + dma_desc_off;
fbi->fdadr[dma] = fbi->dma_buff_phys + dma_desc_off;
} else {
- pal_desc = &fbi->dma_buff->pal_desc[dma];
- pal_desc_off = offsetof(struct pxafb_dma_buff, dma_desc[pal]);
+ pal_desc = &fbi->dma_buff->pal_desc[pal];
+ pal_desc_off = offsetof(struct pxafb_dma_buff, pal_desc[pal]);
pal_desc->fsadr = fbi->dma_buff_phys + pal * PALETTE_SIZE;
pal_desc->fidr = 0;
@@ -1276,6 +1276,8 @@
fbi->dma_buff_phys = fbi->map_dma;
fbi->palette_cpu = (u16 *) fbi->dma_buff->palette;
+ pr_debug("pxafb: palette_mem_size = 0x%08lx\n", fbi->palette_size*sizeof(u16));
+
#ifdef CONFIG_FB_PXA_SMARTPANEL
fbi->smart_cmds = (uint16_t *) fbi->dma_buff->cmd_buff;
fbi->n_smart_cmds = 0;
diff --git a/fs/fat/file.c b/fs/fat/file.c
index 27cc116..771326b 100644
--- a/fs/fat/file.c
+++ b/fs/fat/file.c
@@ -257,26 +257,34 @@
}
EXPORT_SYMBOL_GPL(fat_getattr);
-static int fat_check_mode(const struct msdos_sb_info *sbi, struct inode *inode,
- mode_t mode)
+static int fat_sanitize_mode(const struct msdos_sb_info *sbi,
+ struct inode *inode, umode_t *mode_ptr)
{
- mode_t mask, req = mode & ~S_IFMT;
+ mode_t mask, perm;
- if (S_ISREG(mode))
+ /*
+ * Note, the basic check is already done by a caller of
+ * (attr->ia_mode & ~MSDOS_VALID_MODE)
+ */
+
+ if (S_ISREG(inode->i_mode))
mask = sbi->options.fs_fmask;
else
mask = sbi->options.fs_dmask;
+ perm = *mode_ptr & ~(S_IFMT | mask);
+
/*
* Of the r and x bits, all (subject to umask) must be present. Of the
* w bits, either all (subject to umask) or none must be present.
*/
- req &= ~mask;
- if ((req & (S_IRUGO | S_IXUGO)) != (inode->i_mode & (S_IRUGO|S_IXUGO)))
+ if ((perm & (S_IRUGO | S_IXUGO)) != (inode->i_mode & (S_IRUGO|S_IXUGO)))
return -EPERM;
- if ((req & S_IWUGO) && ((req & S_IWUGO) != (S_IWUGO & ~mask)))
+ if ((perm & S_IWUGO) && ((perm & S_IWUGO) != (S_IWUGO & ~mask)))
return -EPERM;
+ *mode_ptr &= S_IFMT | perm;
+
return 0;
}
@@ -299,7 +307,7 @@
{
struct msdos_sb_info *sbi = MSDOS_SB(dentry->d_sb);
struct inode *inode = dentry->d_inode;
- int mask, error = 0;
+ int error = 0;
unsigned int ia_valid;
lock_kernel();
@@ -332,12 +340,13 @@
error = 0;
goto out;
}
+
if (((attr->ia_valid & ATTR_UID) &&
(attr->ia_uid != sbi->options.fs_uid)) ||
((attr->ia_valid & ATTR_GID) &&
(attr->ia_gid != sbi->options.fs_gid)) ||
((attr->ia_valid & ATTR_MODE) &&
- fat_check_mode(sbi, inode, attr->ia_mode) < 0))
+ (attr->ia_mode & ~MSDOS_VALID_MODE)))
error = -EPERM;
if (error) {
@@ -346,15 +355,16 @@
goto out;
}
- error = inode_setattr(inode, attr);
- if (error)
- goto out;
+ /*
+ * We don't return -EPERM here. Yes, strange, but this is too
+ * old behavior.
+ */
+ if (attr->ia_valid & ATTR_MODE) {
+ if (fat_sanitize_mode(sbi, inode, &attr->ia_mode) < 0)
+ attr->ia_valid &= ~ATTR_MODE;
+ }
- if (S_ISDIR(inode->i_mode))
- mask = sbi->options.fs_dmask;
- else
- mask = sbi->options.fs_fmask;
- inode->i_mode &= S_IFMT | (S_IRWXUGO & ~mask);
+ error = inode_setattr(inode, attr);
out:
unlock_kernel();
return error;
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 1740362..ab8ccc9 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -315,9 +315,9 @@
};
static int smaps_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end,
- void *private)
+ struct mm_walk *walk)
{
- struct mem_size_stats *mss = private;
+ struct mem_size_stats *mss = walk->private;
struct vm_area_struct *vma = mss->vma;
pte_t *pte, ptent;
spinlock_t *ptl;
@@ -365,19 +365,21 @@
return 0;
}
-static struct mm_walk smaps_walk = { .pmd_entry = smaps_pte_range };
-
static int show_smap(struct seq_file *m, void *v)
{
struct vm_area_struct *vma = v;
struct mem_size_stats mss;
int ret;
+ struct mm_walk smaps_walk = {
+ .pmd_entry = smaps_pte_range,
+ .mm = vma->vm_mm,
+ .private = &mss,
+ };
memset(&mss, 0, sizeof mss);
mss.vma = vma;
if (vma->vm_mm && !is_vm_hugetlb_page(vma))
- walk_page_range(vma->vm_mm, vma->vm_start, vma->vm_end,
- &smaps_walk, &mss);
+ walk_page_range(vma->vm_start, vma->vm_end, &smaps_walk);
ret = show_map(m, v);
if (ret)
@@ -426,9 +428,9 @@
};
static int clear_refs_pte_range(pmd_t *pmd, unsigned long addr,
- unsigned long end, void *private)
+ unsigned long end, struct mm_walk *walk)
{
- struct vm_area_struct *vma = private;
+ struct vm_area_struct *vma = walk->private;
pte_t *pte, ptent;
spinlock_t *ptl;
struct page *page;
@@ -452,8 +454,6 @@
return 0;
}
-static struct mm_walk clear_refs_walk = { .pmd_entry = clear_refs_pte_range };
-
static ssize_t clear_refs_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
{
@@ -476,11 +476,17 @@
return -ESRCH;
mm = get_task_mm(task);
if (mm) {
+ static struct mm_walk clear_refs_walk;
+ memset(&clear_refs_walk, 0, sizeof(clear_refs_walk));
+ clear_refs_walk.pmd_entry = clear_refs_pte_range;
+ clear_refs_walk.mm = mm;
down_read(&mm->mmap_sem);
- for (vma = mm->mmap; vma; vma = vma->vm_next)
+ for (vma = mm->mmap; vma; vma = vma->vm_next) {
+ clear_refs_walk.private = vma;
if (!is_vm_hugetlb_page(vma))
- walk_page_range(mm, vma->vm_start, vma->vm_end,
- &clear_refs_walk, vma);
+ walk_page_range(vma->vm_start, vma->vm_end,
+ &clear_refs_walk);
+ }
flush_tlb_mm(mm);
up_read(&mm->mmap_sem);
mmput(mm);
@@ -528,9 +534,9 @@
}
static int pagemap_pte_hole(unsigned long start, unsigned long end,
- void *private)
+ struct mm_walk *walk)
{
- struct pagemapread *pm = private;
+ struct pagemapread *pm = walk->private;
unsigned long addr;
int err = 0;
for (addr = start; addr < end; addr += PAGE_SIZE) {
@@ -547,24 +553,45 @@
return swp_type(e) | (swp_offset(e) << MAX_SWAPFILES_SHIFT);
}
-static int pagemap_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end,
- void *private)
+static unsigned long pte_to_pagemap_entry(pte_t pte)
{
- struct pagemapread *pm = private;
+ unsigned long pme = 0;
+ if (is_swap_pte(pte))
+ pme = PM_PFRAME(swap_pte_to_pagemap_entry(pte))
+ | PM_PSHIFT(PAGE_SHIFT) | PM_SWAP;
+ else if (pte_present(pte))
+ pme = PM_PFRAME(pte_pfn(pte))
+ | PM_PSHIFT(PAGE_SHIFT) | PM_PRESENT;
+ return pme;
+}
+
+static int pagemap_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end,
+ struct mm_walk *walk)
+{
+ struct vm_area_struct *vma;
+ struct pagemapread *pm = walk->private;
pte_t *pte;
int err = 0;
+ /* find the first VMA at or above 'addr' */
+ vma = find_vma(walk->mm, addr);
for (; addr != end; addr += PAGE_SIZE) {
u64 pfn = PM_NOT_PRESENT;
- pte = pte_offset_map(pmd, addr);
- if (is_swap_pte(*pte))
- pfn = PM_PFRAME(swap_pte_to_pagemap_entry(*pte))
- | PM_PSHIFT(PAGE_SHIFT) | PM_SWAP;
- else if (pte_present(*pte))
- pfn = PM_PFRAME(pte_pfn(*pte))
- | PM_PSHIFT(PAGE_SHIFT) | PM_PRESENT;
- /* unmap so we're not in atomic when we copy to userspace */
- pte_unmap(pte);
+
+ /* check to see if we've left 'vma' behind
+ * and need a new, higher one */
+ if (vma && (addr >= vma->vm_end))
+ vma = find_vma(walk->mm, addr);
+
+ /* check that 'vma' actually covers this address,
+ * and that it isn't a huge page vma */
+ if (vma && (vma->vm_start <= addr) &&
+ !is_vm_hugetlb_page(vma)) {
+ pte = pte_offset_map(pmd, addr);
+ pfn = pte_to_pagemap_entry(*pte);
+ /* unmap before userspace copy */
+ pte_unmap(pte);
+ }
err = add_to_pagemap(addr, pfn, pm);
if (err)
return err;
@@ -675,8 +702,8 @@
* user buffer is tracked in "pm", and the walk
* will stop when we hit the end of the buffer.
*/
- ret = walk_page_range(mm, start_vaddr, end_vaddr,
- &pagemap_walk, &pm);
+ ret = walk_page_range(start_vaddr, end_vaddr,
+ &pagemap_walk);
if (ret == PM_END_OF_BUFFER)
ret = 0;
/* don't need mmap_sem for these, but this looks cleaner */
diff --git a/include/asm-arm/arch-pxa/regs-lcd.h b/include/asm-arm/arch-pxa/regs-lcd.h
index f762493..3ba464c 100644
--- a/include/asm-arm/arch-pxa/regs-lcd.h
+++ b/include/asm-arm/arch-pxa/regs-lcd.h
@@ -1,5 +1,8 @@
#ifndef __ASM_ARCH_REGS_LCD_H
#define __ASM_ARCH_REGS_LCD_H
+
+#include <asm/arch/bitfield.h>
+
/*
* LCD Controller Registers and Bits Definitions
*/
@@ -69,7 +72,7 @@
#define LCCR0_QDM (1 << 11) /* LCD Quick Disable mask */
#define LCCR0_PDD (0xff << 12) /* Palette DMA request delay */
#define LCCR0_PDD_S 12
-#define LCCR0_BM (1 << 20) /* Branch mask */
+#define LCCR0_BM (1 << 20) /* Branch mask */
#define LCCR0_OUM (1 << 21) /* Output FIFO underrun mask */
#define LCCR0_LCDT (1 << 22) /* LCD panel type */
#define LCCR0_RDSTM (1 << 23) /* Read status interrupt mask */
diff --git a/include/asm-m68k/bitops.h b/include/asm-m68k/bitops.h
index 83d1f28..3e81064 100644
--- a/include/asm-m68k/bitops.h
+++ b/include/asm-m68k/bitops.h
@@ -410,8 +410,49 @@
res = ext2_find_first_zero_bit (p, size - 32 * (p - addr));
return (p - addr) * 32 + res;
}
-#define ext2_find_next_bit(addr, size, off) \
- generic_find_next_le_bit((unsigned long *)(addr), (size), (off))
+
+static inline int ext2_find_first_bit(const void *vaddr, unsigned size)
+{
+ const unsigned long *p = vaddr, *addr = vaddr;
+ int res;
+
+ if (!size)
+ return 0;
+
+ size = (size >> 5) + ((size & 31) > 0);
+ while (*p++ == 0UL) {
+ if (--size == 0)
+ return (p - addr) << 5;
+ }
+
+ --p;
+ for (res = 0; res < 32; res++)
+ if (ext2_test_bit(res, p))
+ break;
+ return (p - addr) * 32 + res;
+}
+
+static inline int ext2_find_next_bit(const void *vaddr, unsigned size,
+ unsigned offset)
+{
+ const unsigned long *addr = vaddr;
+ const unsigned long *p = addr + (offset >> 5);
+ int bit = offset & 31UL, res;
+
+ if (offset >= size)
+ return size;
+
+ if (bit) {
+ /* Look for one in first longword */
+ for (res = bit; res < 32; res++)
+ if (ext2_test_bit(res, p))
+ return (p - addr) * 32 + res;
+ p++;
+ }
+ /* No set bit yet, search remaining full bytes for a set bit */
+ res = ext2_find_first_bit(p, size - 32 * (p - addr));
+ return (p - addr) * 32 + res;
+}
#endif /* __KERNEL__ */
diff --git a/include/linux/mm.h b/include/linux/mm.h
index c31a9cd..586a943 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -760,16 +760,17 @@
* (see walk_page_range for more details)
*/
struct mm_walk {
- int (*pgd_entry)(pgd_t *, unsigned long, unsigned long, void *);
- int (*pud_entry)(pud_t *, unsigned long, unsigned long, void *);
- int (*pmd_entry)(pmd_t *, unsigned long, unsigned long, void *);
- int (*pte_entry)(pte_t *, unsigned long, unsigned long, void *);
- int (*pte_hole)(unsigned long, unsigned long, void *);
+ int (*pgd_entry)(pgd_t *, unsigned long, unsigned long, struct mm_walk *);
+ int (*pud_entry)(pud_t *, unsigned long, unsigned long, struct mm_walk *);
+ int (*pmd_entry)(pmd_t *, unsigned long, unsigned long, struct mm_walk *);
+ int (*pte_entry)(pte_t *, unsigned long, unsigned long, struct mm_walk *);
+ int (*pte_hole)(unsigned long, unsigned long, struct mm_walk *);
+ struct mm_struct *mm;
+ void *private;
};
-int walk_page_range(const struct mm_struct *, unsigned long addr,
- unsigned long end, const struct mm_walk *walk,
- void *private);
+int walk_page_range(unsigned long addr, unsigned long end,
+ struct mm_walk *walk);
void free_pgd_range(struct mmu_gather **tlb, unsigned long addr,
unsigned long end, unsigned long floor, unsigned long ceiling);
void free_pgtables(struct mmu_gather **tlb, struct vm_area_struct *start_vma,
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 9b940e6..eafc9d6 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -716,6 +716,7 @@
#define PCI_DEVICE_ID_HP_CISSA 0x3220
#define PCI_DEVICE_ID_HP_CISSC 0x3230
#define PCI_DEVICE_ID_HP_CISSD 0x3238
+#define PCI_DEVICE_ID_HP_CISSE 0x323a
#define PCI_DEVICE_ID_HP_ZX2_IOC 0x4031
#define PCI_VENDOR_ID_PCTECH 0x1042
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 9883bc9..fff1d27 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -9,6 +9,8 @@
struct net;
struct completion;
+struct mm_struct;
+
/*
* The proc filesystem constants/structures
*/
@@ -101,8 +103,6 @@
extern void proc_root_init(void);
extern void proc_misc_init(void);
-struct mm_struct;
-
void proc_flush_task(struct task_struct *task);
struct dentry *proc_pid_lookup(struct inode *dir, struct dentry * dentry, struct nameidata *);
int proc_pid_readdir(struct file * filp, void * dirent, filldir_t filldir);
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 18e62e3..b31b6b7 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -239,11 +239,6 @@
return (struct tcp_request_sock *)req;
}
-struct tcp_deferred_accept_info {
- struct sock *listen_sk;
- struct request_sock *request;
-};
-
struct tcp_sock {
/* inet_connection_sock has to be the first member of tcp_sock */
struct inet_connection_sock inet_conn;
@@ -379,8 +374,6 @@
unsigned int keepalive_intvl; /* time interval between keep alive probes */
int linger2;
- struct tcp_deferred_accept_info defer_tcp_accept;
-
unsigned long last_synq_overflow;
u32 tso_deferred;
diff --git a/include/net/request_sock.h b/include/net/request_sock.h
index b220b5f..0c96e7b 100644
--- a/include/net/request_sock.h
+++ b/include/net/request_sock.h
@@ -115,8 +115,8 @@
struct request_sock *rskq_accept_head;
struct request_sock *rskq_accept_tail;
rwlock_t syn_wait_lock;
- u16 rskq_defer_accept;
- /* 2 bytes hole, try to pack */
+ u8 rskq_defer_accept;
+ /* 3 bytes hole, try to pack */
struct listen_sock *listen_opt;
};
diff --git a/include/net/tcp.h b/include/net/tcp.h
index d448310..cf54034 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -139,7 +139,6 @@
#define MAX_TCP_KEEPINTVL 32767
#define MAX_TCP_KEEPCNT 127
#define MAX_TCP_SYNCNT 127
-#define MAX_TCP_ACCEPT_DEFERRED 65535
#define TCP_SYNQ_INTERVAL (HZ/5) /* Period of SYNACK timer */
diff --git a/ipc/shm.c b/ipc/shm.c
index d05f6b5..790240c 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -1058,16 +1058,16 @@
static int sysvipc_shm_proc_show(struct seq_file *s, void *it)
{
struct shmid_kernel *shp = it;
- char *format;
-#define SMALL_STRING "%10d %10d %4o %10u %5u %5u %5d %5u %5u %5u %5u %10lu %10lu %10lu\n"
-#define BIG_STRING "%10d %10d %4o %21u %5u %5u %5d %5u %5u %5u %5u %10lu %10lu %10lu\n"
+#if BITS_PER_LONG <= 32
+#define SIZE_SPEC "%10lu"
+#else
+#define SIZE_SPEC "%21lu"
+#endif
- if (sizeof(size_t) <= sizeof(int))
- format = SMALL_STRING;
- else
- format = BIG_STRING;
- return seq_printf(s, format,
+ return seq_printf(s,
+ "%10d %10d %4o " SIZE_SPEC " %5u %5u "
+ "%5lu %5u %5u %5u %5u %10lu %10lu %10lu\n",
shp->shm_perm.key,
shp->shm_perm.id,
shp->shm_perm.mode,
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 1e0250c..d4998f8 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -699,8 +699,9 @@
return -EINVAL;
for (i = 0; i < num; i++) {
ret = __register_kprobe(kps[i], called_from);
- if (ret < 0 && i > 0) {
- unregister_kprobes(kps, i);
+ if (ret < 0) {
+ if (i > 0)
+ unregister_kprobes(kps, i);
break;
}
}
@@ -776,8 +777,9 @@
jp->kp.break_handler = longjmp_break_handler;
ret = __register_kprobe(&jp->kp, called_from);
}
- if (ret < 0 && i > 0) {
- unregister_jprobes(jps, i);
+ if (ret < 0) {
+ if (i > 0)
+ unregister_jprobes(jps, i);
break;
}
}
@@ -920,8 +922,9 @@
return -EINVAL;
for (i = 0; i < num; i++) {
ret = __register_kretprobe(rps[i], called_from);
- if (ret < 0 && i > 0) {
- unregister_kretprobes(rps, i);
+ if (ret < 0) {
+ if (i > 0)
+ unregister_kretprobes(rps, i);
break;
}
}
diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index bd52171..169a2f8 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -88,6 +88,57 @@
return root->gfp_mask & __GFP_BITS_MASK;
}
+static inline void tag_set(struct radix_tree_node *node, unsigned int tag,
+ int offset)
+{
+ __set_bit(offset, node->tags[tag]);
+}
+
+static inline void tag_clear(struct radix_tree_node *node, unsigned int tag,
+ int offset)
+{
+ __clear_bit(offset, node->tags[tag]);
+}
+
+static inline int tag_get(struct radix_tree_node *node, unsigned int tag,
+ int offset)
+{
+ return test_bit(offset, node->tags[tag]);
+}
+
+static inline void root_tag_set(struct radix_tree_root *root, unsigned int tag)
+{
+ root->gfp_mask |= (__force gfp_t)(1 << (tag + __GFP_BITS_SHIFT));
+}
+
+static inline void root_tag_clear(struct radix_tree_root *root, unsigned int tag)
+{
+ root->gfp_mask &= (__force gfp_t)~(1 << (tag + __GFP_BITS_SHIFT));
+}
+
+static inline void root_tag_clear_all(struct radix_tree_root *root)
+{
+ root->gfp_mask &= __GFP_BITS_MASK;
+}
+
+static inline int root_tag_get(struct radix_tree_root *root, unsigned int tag)
+{
+ return (__force unsigned)root->gfp_mask & (1 << (tag + __GFP_BITS_SHIFT));
+}
+
+/*
+ * Returns 1 if any slot in the node has this tag set.
+ * Otherwise returns 0.
+ */
+static inline int any_tag_set(struct radix_tree_node *node, unsigned int tag)
+{
+ int idx;
+ for (idx = 0; idx < RADIX_TREE_TAG_LONGS; idx++) {
+ if (node->tags[tag][idx])
+ return 1;
+ }
+ return 0;
+}
/*
* This assumes that the caller has performed appropriate preallocation, and
* that the caller has pinned this thread of control to the current CPU.
@@ -124,6 +175,17 @@
{
struct radix_tree_node *node =
container_of(head, struct radix_tree_node, rcu_head);
+
+ /*
+ * must only free zeroed nodes into the slab. radix_tree_shrink
+ * can leave us with a non-NULL entry in the first slot, so clear
+ * that here to make sure.
+ */
+ tag_clear(node, 0, 0);
+ tag_clear(node, 1, 0);
+ node->slots[0] = NULL;
+ node->count = 0;
+
kmem_cache_free(radix_tree_node_cachep, node);
}
@@ -165,59 +227,6 @@
}
EXPORT_SYMBOL(radix_tree_preload);
-static inline void tag_set(struct radix_tree_node *node, unsigned int tag,
- int offset)
-{
- __set_bit(offset, node->tags[tag]);
-}
-
-static inline void tag_clear(struct radix_tree_node *node, unsigned int tag,
- int offset)
-{
- __clear_bit(offset, node->tags[tag]);
-}
-
-static inline int tag_get(struct radix_tree_node *node, unsigned int tag,
- int offset)
-{
- return test_bit(offset, node->tags[tag]);
-}
-
-static inline void root_tag_set(struct radix_tree_root *root, unsigned int tag)
-{
- root->gfp_mask |= (__force gfp_t)(1 << (tag + __GFP_BITS_SHIFT));
-}
-
-
-static inline void root_tag_clear(struct radix_tree_root *root, unsigned int tag)
-{
- root->gfp_mask &= (__force gfp_t)~(1 << (tag + __GFP_BITS_SHIFT));
-}
-
-static inline void root_tag_clear_all(struct radix_tree_root *root)
-{
- root->gfp_mask &= __GFP_BITS_MASK;
-}
-
-static inline int root_tag_get(struct radix_tree_root *root, unsigned int tag)
-{
- return (__force unsigned)root->gfp_mask & (1 << (tag + __GFP_BITS_SHIFT));
-}
-
-/*
- * Returns 1 if any slot in the node has this tag set.
- * Otherwise returns 0.
- */
-static inline int any_tag_set(struct radix_tree_node *node, unsigned int tag)
-{
- int idx;
- for (idx = 0; idx < RADIX_TREE_TAG_LONGS; idx++) {
- if (node->tags[tag][idx])
- return 1;
- }
- return 0;
-}
-
/*
* Return the maximum key which can be store into a
* radix tree with height HEIGHT.
@@ -930,11 +939,6 @@
newptr = radix_tree_ptr_to_indirect(newptr);
root->rnode = newptr;
root->height--;
- /* must only free zeroed nodes into the slab */
- tag_clear(to_free, 0, 0);
- tag_clear(to_free, 1, 0);
- to_free->slots[0] = NULL;
- to_free->count = 0;
radix_tree_node_free(to_free);
}
}
diff --git a/mm/pagewalk.c b/mm/pagewalk.c
index 0afd238..d5878be 100644
--- a/mm/pagewalk.c
+++ b/mm/pagewalk.c
@@ -3,14 +3,14 @@
#include <linux/sched.h>
static int walk_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end,
- const struct mm_walk *walk, void *private)
+ struct mm_walk *walk)
{
pte_t *pte;
int err = 0;
pte = pte_offset_map(pmd, addr);
for (;;) {
- err = walk->pte_entry(pte, addr, addr + PAGE_SIZE, private);
+ err = walk->pte_entry(pte, addr, addr + PAGE_SIZE, walk);
if (err)
break;
addr += PAGE_SIZE;
@@ -24,7 +24,7 @@
}
static int walk_pmd_range(pud_t *pud, unsigned long addr, unsigned long end,
- const struct mm_walk *walk, void *private)
+ struct mm_walk *walk)
{
pmd_t *pmd;
unsigned long next;
@@ -35,15 +35,15 @@
next = pmd_addr_end(addr, end);
if (pmd_none_or_clear_bad(pmd)) {
if (walk->pte_hole)
- err = walk->pte_hole(addr, next, private);
+ err = walk->pte_hole(addr, next, walk);
if (err)
break;
continue;
}
if (walk->pmd_entry)
- err = walk->pmd_entry(pmd, addr, next, private);
+ err = walk->pmd_entry(pmd, addr, next, walk);
if (!err && walk->pte_entry)
- err = walk_pte_range(pmd, addr, next, walk, private);
+ err = walk_pte_range(pmd, addr, next, walk);
if (err)
break;
} while (pmd++, addr = next, addr != end);
@@ -52,7 +52,7 @@
}
static int walk_pud_range(pgd_t *pgd, unsigned long addr, unsigned long end,
- const struct mm_walk *walk, void *private)
+ struct mm_walk *walk)
{
pud_t *pud;
unsigned long next;
@@ -63,15 +63,15 @@
next = pud_addr_end(addr, end);
if (pud_none_or_clear_bad(pud)) {
if (walk->pte_hole)
- err = walk->pte_hole(addr, next, private);
+ err = walk->pte_hole(addr, next, walk);
if (err)
break;
continue;
}
if (walk->pud_entry)
- err = walk->pud_entry(pud, addr, next, private);
+ err = walk->pud_entry(pud, addr, next, walk);
if (!err && (walk->pmd_entry || walk->pte_entry))
- err = walk_pmd_range(pud, addr, next, walk, private);
+ err = walk_pmd_range(pud, addr, next, walk);
if (err)
break;
} while (pud++, addr = next, addr != end);
@@ -85,15 +85,15 @@
* @addr: starting address
* @end: ending address
* @walk: set of callbacks to invoke for each level of the tree
- * @private: private data passed to the callback function
*
* Recursively walk the page table for the memory area in a VMA,
* calling supplied callbacks. Callbacks are called in-order (first
* PGD, first PUD, first PMD, first PTE, second PTE... second PMD,
* etc.). If lower-level callbacks are omitted, walking depth is reduced.
*
- * Each callback receives an entry pointer, the start and end of the
- * associated range, and a caller-supplied private data pointer.
+ * Each callback receives an entry pointer and the start and end of the
+ * associated range, and a copy of the original mm_walk for access to
+ * the ->private or ->mm fields.
*
* No locks are taken, but the bottom level iterator will map PTE
* directories from highmem if necessary.
@@ -101,9 +101,8 @@
* If any callback returns a non-zero value, the walk is aborted and
* the return value is propagated back to the caller. Otherwise 0 is returned.
*/
-int walk_page_range(const struct mm_struct *mm,
- unsigned long addr, unsigned long end,
- const struct mm_walk *walk, void *private)
+int walk_page_range(unsigned long addr, unsigned long end,
+ struct mm_walk *walk)
{
pgd_t *pgd;
unsigned long next;
@@ -112,21 +111,24 @@
if (addr >= end)
return err;
- pgd = pgd_offset(mm, addr);
+ if (!walk->mm)
+ return -EINVAL;
+
+ pgd = pgd_offset(walk->mm, addr);
do {
next = pgd_addr_end(addr, end);
if (pgd_none_or_clear_bad(pgd)) {
if (walk->pte_hole)
- err = walk->pte_hole(addr, next, private);
+ err = walk->pte_hole(addr, next, walk);
if (err)
break;
continue;
}
if (walk->pgd_entry)
- err = walk->pgd_entry(pgd, addr, next, private);
+ err = walk->pgd_entry(pgd, addr, next, walk);
if (!err &&
(walk->pud_entry || walk->pmd_entry || walk->pte_entry))
- err = walk_pud_range(pgd, addr, next, walk, private);
+ err = walk_pud_range(pgd, addr, next, walk);
if (err)
break;
} while (pgd++, addr = next, addr != end);
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 9a29901..967d30c 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1307,7 +1307,7 @@
struct scan_control *sc)
{
int priority;
- int ret = 0;
+ unsigned long ret = 0;
unsigned long total_scanned = 0;
unsigned long nr_reclaimed = 0;
struct reclaim_state *reclaim_state = current->reclaim_state;
diff --git a/net/dccp/ackvec.c b/net/dccp/ackvec.c
index 6de4bd1..1e8be24 100644
--- a/net/dccp/ackvec.c
+++ b/net/dccp/ackvec.c
@@ -290,12 +290,12 @@
while (1) {
const u8 len = dccp_ackvec_len(av, index);
- const u8 state = dccp_ackvec_state(av, index);
+ const u8 av_state = dccp_ackvec_state(av, index);
/*
* valid packets not yet in av_buf have a reserved
* entry, with a len equal to 0.
*/
- if (state == DCCP_ACKVEC_STATE_NOT_RECEIVED &&
+ if (av_state == DCCP_ACKVEC_STATE_NOT_RECEIVED &&
len == 0 && delta == 0) { /* Found our
reserved seat! */
dccp_pr_debug("Found %llu reserved seat!\n",
@@ -325,31 +325,6 @@
return -EILSEQ;
}
-#ifdef CONFIG_IP_DCCP_DEBUG
-void dccp_ackvector_print(const u64 ackno, const unsigned char *vector, int len)
-{
- dccp_pr_debug_cat("ACK vector len=%d, ackno=%llu |", len,
- (unsigned long long)ackno);
-
- while (len--) {
- const u8 state = (*vector & DCCP_ACKVEC_STATE_MASK) >> 6;
- const u8 rl = *vector & DCCP_ACKVEC_LEN_MASK;
-
- dccp_pr_debug_cat("%d,%d|", state, rl);
- ++vector;
- }
-
- dccp_pr_debug_cat("\n");
-}
-
-void dccp_ackvec_print(const struct dccp_ackvec *av)
-{
- dccp_ackvector_print(av->av_buf_ackno,
- av->av_buf + av->av_buf_head,
- av->av_vec_len);
-}
-#endif
-
static void dccp_ackvec_throw_record(struct dccp_ackvec *av,
struct dccp_ackvec_record *avr)
{
diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c
index f813077..a1929f3 100644
--- a/net/dccp/ccids/ccid3.c
+++ b/net/dccp/ccids/ccid3.c
@@ -159,8 +159,8 @@
} else if (ktime_us_delta(now, hctx->ccid3hctx_t_ld)
- (s64)hctx->ccid3hctx_rtt >= 0) {
- hctx->ccid3hctx_x =
- max(min(2 * hctx->ccid3hctx_x, min_rate),
+ hctx->ccid3hctx_x = min(2 * hctx->ccid3hctx_x, min_rate);
+ hctx->ccid3hctx_x = max(hctx->ccid3hctx_x,
scaled_div(((__u64)hctx->ccid3hctx_s) << 6,
hctx->ccid3hctx_rtt));
hctx->ccid3hctx_t_ld = now;
@@ -329,8 +329,14 @@
hctx->ccid3hctx_x = rfc3390_initial_rate(sk);
hctx->ccid3hctx_t_ld = now;
} else {
- /* Sender does not have RTT sample: X_pps = 1 pkt/sec */
- hctx->ccid3hctx_x = hctx->ccid3hctx_s;
+ /*
+ * Sender does not have RTT sample:
+ * - set fallback RTT (RFC 4340, 3.4) since a RTT value
+ * is needed in several parts (e.g. window counter);
+ * - set sending rate X_pps = 1pps as per RFC 3448, 4.2.
+ */
+ hctx->ccid3hctx_rtt = DCCP_FALLBACK_RTT;
+ hctx->ccid3hctx_x = hctx->ccid3hctx_s;
hctx->ccid3hctx_x <<= 6;
}
ccid3_update_send_interval(hctx);
diff --git a/net/dccp/ccids/lib/tfrc.c b/net/dccp/ccids/lib/tfrc.c
index d1dfbb8..97ecec0 100644
--- a/net/dccp/ccids/lib/tfrc.c
+++ b/net/dccp/ccids/lib/tfrc.c
@@ -14,14 +14,6 @@
MODULE_PARM_DESC(tfrc_debug, "Enable debug messages");
#endif
-extern int tfrc_tx_packet_history_init(void);
-extern void tfrc_tx_packet_history_exit(void);
-extern int tfrc_rx_packet_history_init(void);
-extern void tfrc_rx_packet_history_exit(void);
-
-extern int tfrc_li_init(void);
-extern void tfrc_li_exit(void);
-
static int __init tfrc_module_init(void)
{
int rc = tfrc_li_init();
diff --git a/net/dccp/ccids/lib/tfrc.h b/net/dccp/ccids/lib/tfrc.h
index 1fb1187..ed98575 100644
--- a/net/dccp/ccids/lib/tfrc.h
+++ b/net/dccp/ccids/lib/tfrc.h
@@ -15,7 +15,7 @@
* (at your option) any later version.
*/
#include <linux/types.h>
-#include <asm/div64.h>
+#include <linux/math64.h>
#include "../../dccp.h"
/* internal includes that this module exports: */
#include "loss_interval.h"
@@ -29,21 +29,19 @@
#endif
/* integer-arithmetic divisions of type (a * 1000000)/b */
-static inline u64 scaled_div(u64 a, u32 b)
+static inline u64 scaled_div(u64 a, u64 b)
{
BUG_ON(b==0);
- a *= 1000000;
- do_div(a, b);
- return a;
+ return div64_u64(a * 1000000, b);
}
-static inline u32 scaled_div32(u64 a, u32 b)
+static inline u32 scaled_div32(u64 a, u64 b)
{
u64 result = scaled_div(a, b);
if (result > UINT_MAX) {
- DCCP_CRIT("Overflow: a(%llu)/b(%u) > ~0U",
- (unsigned long long)a, b);
+ DCCP_CRIT("Overflow: %llu/%llu > UINT_MAX",
+ (unsigned long long)a, (unsigned long long)b);
return UINT_MAX;
}
return result;
@@ -58,7 +56,14 @@
return avg ? (weight * avg + (10 - weight) * newval) / 10 : newval;
}
-extern u32 tfrc_calc_x(u16 s, u32 R, u32 p);
-extern u32 tfrc_calc_x_reverse_lookup(u32 fvalue);
+extern u32 tfrc_calc_x(u16 s, u32 R, u32 p);
+extern u32 tfrc_calc_x_reverse_lookup(u32 fvalue);
+extern int tfrc_tx_packet_history_init(void);
+extern void tfrc_tx_packet_history_exit(void);
+extern int tfrc_rx_packet_history_init(void);
+extern void tfrc_rx_packet_history_exit(void);
+
+extern int tfrc_li_init(void);
+extern void tfrc_li_exit(void);
#endif /* _TFRC_H_ */
diff --git a/net/dccp/ccids/lib/tfrc_equation.c b/net/dccp/ccids/lib/tfrc_equation.c
index e4e64b7..2f20a29 100644
--- a/net/dccp/ccids/lib/tfrc_equation.c
+++ b/net/dccp/ccids/lib/tfrc_equation.c
@@ -661,7 +661,7 @@
EXPORT_SYMBOL_GPL(tfrc_calc_x);
-/*
+/**
* tfrc_calc_x_reverse_lookup - try to find p given f(p)
*
* @fvalue: function value to match, scaled by 1000000
@@ -676,11 +676,11 @@
/* Error cases. */
if (fvalue < tfrc_calc_x_lookup[0][1]) {
- DCCP_WARN("fvalue %d smaller than resolution\n", fvalue);
- return tfrc_calc_x_lookup[0][1];
+ DCCP_WARN("fvalue %u smaller than resolution\n", fvalue);
+ return TFRC_SMALLEST_P;
}
if (fvalue > tfrc_calc_x_lookup[TFRC_CALC_X_ARRSIZE - 1][0]) {
- DCCP_WARN("fvalue %d exceeds bounds!\n", fvalue);
+ DCCP_WARN("fvalue %u exceeds bounds!\n", fvalue);
return 1000000;
}
diff --git a/net/dccp/minisocks.c b/net/dccp/minisocks.c
index 33ad483..66dca5b 100644
--- a/net/dccp/minisocks.c
+++ b/net/dccp/minisocks.c
@@ -165,12 +165,12 @@
/* See dccp_v4_conn_request */
newdmsk->dccpms_sequence_window = req->rcv_wnd;
- newdp->dccps_gar = newdp->dccps_isr = dreq->dreq_isr;
- dccp_update_gsr(newsk, dreq->dreq_isr);
-
- newdp->dccps_iss = dreq->dreq_iss;
+ newdp->dccps_gar = newdp->dccps_iss = dreq->dreq_iss;
dccp_update_gss(newsk, dreq->dreq_iss);
+ newdp->dccps_isr = dreq->dreq_isr;
+ dccp_update_gsr(newsk, dreq->dreq_isr);
+
/*
* SWL and AWL are initially adjusted so that they are not less than
* the initial Sequence Numbers received and sent, respectively:
diff --git a/net/dccp/options.c b/net/dccp/options.c
index d2a84a2..43bc24e 100644
--- a/net/dccp/options.c
+++ b/net/dccp/options.c
@@ -107,9 +107,11 @@
*
* CCID-specific options are ignored during connection setup, as
* negotiation may still be in progress (see RFC 4340, 10.3).
+ * The same applies to Ack Vectors, as these depend on the CCID.
*
*/
- if (dreq != NULL && opt >= 128)
+ if (dreq != NULL && (opt >= 128 ||
+ opt == DCCPO_ACK_VECTOR_0 || opt == DCCPO_ACK_VECTOR_1))
goto ignore_option;
switch (opt) {
diff --git a/net/dccp/output.c b/net/dccp/output.c
index 1f8a9b6..fe20068 100644
--- a/net/dccp/output.c
+++ b/net/dccp/output.c
@@ -508,6 +508,7 @@
EXPORT_SYMBOL_GPL(dccp_send_ack);
+#if 0
/* FIXME: Is this still necessary (11.3) - currently nowhere used by DCCP. */
void dccp_send_delayed_ack(struct sock *sk)
{
@@ -538,6 +539,7 @@
icsk->icsk_ack.timeout = timeout;
sk_reset_timer(sk, &icsk->icsk_delack_timer, timeout);
}
+#endif
void dccp_send_sync(struct sock *sk, const u64 ackno,
const enum dccp_pkt_type pkt_type)
diff --git a/net/dccp/probe.c b/net/dccp/probe.c
index 0bcdc92..81368a7 100644
--- a/net/dccp/probe.c
+++ b/net/dccp/probe.c
@@ -42,7 +42,7 @@
static const char procname[] = "dccpprobe";
-struct {
+static struct {
struct kfifo *fifo;
spinlock_t lock;
wait_queue_head_t wait;
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 828ea21..045e799 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -419,7 +419,8 @@
struct inet_connection_sock *icsk = inet_csk(parent);
struct request_sock_queue *queue = &icsk->icsk_accept_queue;
struct listen_sock *lopt = queue->listen_opt;
- int thresh = icsk->icsk_syn_retries ? : sysctl_tcp_synack_retries;
+ int max_retries = icsk->icsk_syn_retries ? : sysctl_tcp_synack_retries;
+ int thresh = max_retries;
unsigned long now = jiffies;
struct request_sock **reqp, *req;
int i, budget;
@@ -455,6 +456,9 @@
}
}
+ if (queue->rskq_defer_accept)
+ max_retries = queue->rskq_defer_accept;
+
budget = 2 * (lopt->nr_table_entries / (timeout / interval));
i = lopt->clock_hand;
@@ -462,8 +466,9 @@
reqp=&lopt->syn_table[i];
while ((req = *reqp) != NULL) {
if (time_after_eq(now, req->expires)) {
- if (req->retrans < thresh &&
- !req->rsk_ops->rtx_syn_ack(parent, req)) {
+ if ((req->retrans < (inet_rsk(req)->acked ? max_retries : thresh)) &&
+ (inet_rsk(req)->acked ||
+ !req->rsk_ops->rtx_syn_ack(parent, req))) {
unsigned long timeo;
if (req->retrans++ == 0)
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index ab66683..fc54a48 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2112,12 +2112,15 @@
break;
case TCP_DEFER_ACCEPT:
- if (val < 0) {
- err = -EINVAL;
- } else {
- if (val > MAX_TCP_ACCEPT_DEFERRED)
- val = MAX_TCP_ACCEPT_DEFERRED;
- icsk->icsk_accept_queue.rskq_defer_accept = val;
+ icsk->icsk_accept_queue.rskq_defer_accept = 0;
+ if (val > 0) {
+ /* Translate value in seconds to number of
+ * retransmits */
+ while (icsk->icsk_accept_queue.rskq_defer_accept < 32 &&
+ val > ((TCP_TIMEOUT_INIT / HZ) <<
+ icsk->icsk_accept_queue.rskq_defer_accept))
+ icsk->icsk_accept_queue.rskq_defer_accept++;
+ icsk->icsk_accept_queue.rskq_defer_accept++;
}
break;
@@ -2299,7 +2302,8 @@
val = (val ? : sysctl_tcp_fin_timeout) / HZ;
break;
case TCP_DEFER_ACCEPT:
- val = icsk->icsk_accept_queue.rskq_defer_accept;
+ val = !icsk->icsk_accept_queue.rskq_defer_accept ? 0 :
+ ((TCP_TIMEOUT_INIT / HZ) << (icsk->icsk_accept_queue.rskq_defer_accept - 1));
break;
case TCP_WINDOW_CLAMP:
val = tp->window_clamp;
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index eba873e..cad73b7 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4541,49 +4541,6 @@
}
}
-static int tcp_defer_accept_check(struct sock *sk)
-{
- struct tcp_sock *tp = tcp_sk(sk);
-
- if (tp->defer_tcp_accept.request) {
- int queued_data = tp->rcv_nxt - tp->copied_seq;
- int hasfin = !skb_queue_empty(&sk->sk_receive_queue) ?
- tcp_hdr((struct sk_buff *)
- sk->sk_receive_queue.prev)->fin : 0;
-
- if (queued_data && hasfin)
- queued_data--;
-
- if (queued_data &&
- tp->defer_tcp_accept.listen_sk->sk_state == TCP_LISTEN) {
- if (sock_flag(sk, SOCK_KEEPOPEN)) {
- inet_csk_reset_keepalive_timer(sk,
- keepalive_time_when(tp));
- } else {
- inet_csk_delete_keepalive_timer(sk);
- }
-
- inet_csk_reqsk_queue_add(
- tp->defer_tcp_accept.listen_sk,
- tp->defer_tcp_accept.request,
- sk);
-
- tp->defer_tcp_accept.listen_sk->sk_data_ready(
- tp->defer_tcp_accept.listen_sk, 0);
-
- sock_put(tp->defer_tcp_accept.listen_sk);
- sock_put(sk);
- tp->defer_tcp_accept.listen_sk = NULL;
- tp->defer_tcp_accept.request = NULL;
- } else if (hasfin ||
- tp->defer_tcp_accept.listen_sk->sk_state != TCP_LISTEN) {
- tcp_reset(sk);
- return -1;
- }
- }
- return 0;
-}
-
static int tcp_copy_to_iovec(struct sock *sk, struct sk_buff *skb, int hlen)
{
struct tcp_sock *tp = tcp_sk(sk);
@@ -4944,8 +4901,6 @@
tcp_data_snd_check(sk);
tcp_ack_snd_check(sk);
-
- tcp_defer_accept_check(sk);
return 0;
csum_error:
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 4f8485c..97a2300 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1918,14 +1918,6 @@
sk->sk_sndmsg_page = NULL;
}
- if (tp->defer_tcp_accept.request) {
- reqsk_free(tp->defer_tcp_accept.request);
- sock_put(tp->defer_tcp_accept.listen_sk);
- sock_put(sk);
- tp->defer_tcp_accept.listen_sk = NULL;
- tp->defer_tcp_accept.request = NULL;
- }
-
atomic_dec(&tcp_sockets_allocated);
return 0;
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 019c8c1..8245247 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -571,8 +571,10 @@
does sequence test, SYN is truncated, and thus we consider
it a bare ACK.
- Both ends (listening sockets) accept the new incoming
- connection and try to talk to each other. 8-)
+ If icsk->icsk_accept_queue.rskq_defer_accept, we silently drop this
+ bare ACK. Otherwise, we create an established connection. Both
+ ends (listening sockets) accept the new incoming connection and try
+ to talk to each other. 8-)
Note: This case is both harmless, and rare. Possibility is about the
same as us discovering intelligent life on another plant tomorrow.
@@ -640,6 +642,13 @@
if (!(flg & TCP_FLAG_ACK))
return NULL;
+ /* If TCP_DEFER_ACCEPT is set, drop bare ACK. */
+ if (inet_csk(sk)->icsk_accept_queue.rskq_defer_accept &&
+ TCP_SKB_CB(skb)->end_seq == tcp_rsk(req)->rcv_isn + 1) {
+ inet_rsk(req)->acked = 1;
+ return NULL;
+ }
+
/* OK, ACK is valid, create big socket and
* feed this segment to it. It will repeat all
* the tests. THIS SEGMENT MUST MOVE SOCKET TO
@@ -678,24 +687,7 @@
inet_csk_reqsk_queue_unlink(sk, req, prev);
inet_csk_reqsk_queue_removed(sk, req);
- if (inet_csk(sk)->icsk_accept_queue.rskq_defer_accept &&
- TCP_SKB_CB(skb)->end_seq == tcp_rsk(req)->rcv_isn + 1) {
-
- /* the accept queue handling is done is est recv slow
- * path so lets make sure to start there
- */
- tcp_sk(child)->pred_flags = 0;
- sock_hold(sk);
- sock_hold(child);
- tcp_sk(child)->defer_tcp_accept.listen_sk = sk;
- tcp_sk(child)->defer_tcp_accept.request = req;
-
- inet_csk_reset_keepalive_timer(child,
- inet_csk(sk)->icsk_accept_queue.rskq_defer_accept * HZ);
- } else {
- inet_csk_reqsk_queue_add(sk, req, child);
- }
-
+ inet_csk_reqsk_queue_add(sk, req, child);
return child;
listen_overflow:
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index 4de68cf..63ed9d6 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -489,11 +489,6 @@
goto death;
}
- if (tp->defer_tcp_accept.request && sk->sk_state == TCP_ESTABLISHED) {
- tcp_send_active_reset(sk, GFP_ATOMIC);
- goto death;
- }
-
if (!sock_flag(sk, SOCK_KEEPOPEN) || sk->sk_state == TCP_CLOSE)
goto out;
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index b9c2de8..0f0f94a 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -705,6 +705,11 @@
}
*hlimit = *(int *)CMSG_DATA(cmsg);
+ if (*hlimit < -1 || *hlimit > 0xff) {
+ err = -EINVAL;
+ goto exit_f;
+ }
+
break;
case IPV6_TCLASS:
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 26b83e5..c042ce1 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -67,7 +67,7 @@
/* RA packet may be delivered ONLY to IPPROTO_RAW socket */
if (sk->sk_type != SOCK_RAW || inet_sk(sk)->num != IPPROTO_RAW)
- return -EINVAL;
+ return -ENOPROTOOPT;
new_ra = (sel>=0) ? kmalloc(sizeof(*new_ra), GFP_KERNEL) : NULL;
@@ -446,7 +446,7 @@
case IPV6_MULTICAST_HOPS:
if (sk->sk_type == SOCK_STREAM)
- goto e_inval;
+ break;
if (optlen < sizeof(int))
goto e_inval;
if (val > 255 || val < -1)
@@ -458,13 +458,15 @@
case IPV6_MULTICAST_LOOP:
if (optlen < sizeof(int))
goto e_inval;
+ if (val != valbool)
+ goto e_inval;
np->mc_loop = valbool;
retv = 0;
break;
case IPV6_MULTICAST_IF:
if (sk->sk_type == SOCK_STREAM)
- goto e_inval;
+ break;
if (optlen < sizeof(int))
goto e_inval;
@@ -860,7 +862,7 @@
if (sk->sk_protocol != IPPROTO_UDP &&
sk->sk_protocol != IPPROTO_UDPLITE &&
sk->sk_protocol != IPPROTO_TCP)
- return -EINVAL;
+ return -ENOPROTOOPT;
if (sk->sk_state != TCP_ESTABLISHED)
return -ENOTCONN;
val = sk->sk_family;
@@ -874,6 +876,8 @@
return -EINVAL;
if (copy_from_user(&gsf, optval, GROUP_FILTER_SIZE(0)))
return -EFAULT;
+ if (gsf.gf_group.ss_family != AF_INET6)
+ return -EADDRNOTAVAIL;
lock_sock(sk);
err = ip6_mc_msfget(sk, &gsf,
(struct group_filter __user *)optval, optlen);
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 8fee9a1..3aee123 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -1169,7 +1169,8 @@
lock_sock(sk);
ip6_flush_pending_frames(sk);
release_sock(sk);
- return 0;
+
+ return inet6_destroy_sock(sk);
}
static int rawv6_init_sk(struct sock *sk)
@@ -1200,7 +1201,6 @@
.disconnect = udp_disconnect,
.ioctl = rawv6_ioctl,
.init = rawv6_init_sk,
- .destroy = inet6_destroy_sock,
.setsockopt = rawv6_setsockopt,
.getsockopt = rawv6_getsockopt,
.sendmsg = rawv6_sendmsg,
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 220cffe..d1f3e19 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2196,8 +2196,12 @@
NLA_PUT_U32(skb, RTA_PRIORITY, rt->rt6i_metric);
- expires = (rt->rt6i_flags & RTF_EXPIRES) ?
- rt->rt6i_expires - jiffies : 0;
+ if (!(rt->rt6i_flags & RTF_EXPIRES))
+ expires = 0;
+ else if (rt->rt6i_expires - jiffies < INT_MAX)
+ expires = rt->rt6i_expires - jiffies;
+ else
+ expires = INT_MAX;
if (rtnl_put_cacheinfo(skb, &rt->u.dst, 0, 0, 0,
expires, rt->u.dst.error) < 0)
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index c4b1799..662c1cc 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -196,8 +196,6 @@
if (l4proto && l4proto->destroy)
l4proto->destroy(ct);
- nf_ct_ext_destroy(ct);
-
rcu_read_unlock();
spin_lock_bh(&nf_conntrack_lock);
@@ -520,6 +518,7 @@
void nf_conntrack_free(struct nf_conn *ct)
{
+ nf_ct_ext_destroy(ct);
call_rcu(&ct->rcu, nf_conntrack_free_rcu);
}
EXPORT_SYMBOL_GPL(nf_conntrack_free);
diff --git a/net/netfilter/nf_log.c b/net/netfilter/nf_log.c
index bc11d70..9fda6ee 100644
--- a/net/netfilter/nf_log.c
+++ b/net/netfilter/nf_log.c
@@ -92,10 +92,6 @@
vsnprintf(prefix, sizeof(prefix), fmt, args);
va_end(args);
logger->logfn(pf, hooknum, skb, in, out, loginfo, prefix);
- } else if (net_ratelimit()) {
- printk(KERN_WARNING "nf_log_packet: can\'t log since "
- "no backend logging module loaded in! Please either "
- "load one, or disable logging explicitly\n");
}
rcu_read_unlock();
}
diff --git a/security/dummy.c b/security/dummy.c
index f50c6c3..b891688 100644
--- a/security/dummy.c
+++ b/security/dummy.c
@@ -27,6 +27,8 @@
#include <linux/hugetlb.h>
#include <linux/ptrace.h>
#include <linux/file.h>
+#include <linux/prctl.h>
+#include <linux/securebits.h>
static int dummy_ptrace (struct task_struct *parent, struct task_struct *child)
{
@@ -607,7 +609,27 @@
static int dummy_task_prctl (int option, unsigned long arg2, unsigned long arg3,
unsigned long arg4, unsigned long arg5, long *rc_p)
{
- return 0;
+ switch (option) {
+ case PR_CAPBSET_READ:
+ *rc_p = (cap_valid(arg2) ? 1 : -EINVAL);
+ break;
+ case PR_GET_KEEPCAPS:
+ *rc_p = issecure(SECURE_KEEP_CAPS);
+ break;
+ case PR_SET_KEEPCAPS:
+ if (arg2 > 1)
+ *rc_p = -EINVAL;
+ else if (arg2)
+ current->securebits |= issecure_mask(SECURE_KEEP_CAPS);
+ else
+ current->securebits &=
+ ~issecure_mask(SECURE_KEEP_CAPS);
+ break;
+ default:
+ return 0;
+ }
+
+ return 1;
}
static void dummy_task_reparent_to_init (struct task_struct *p)