Merge branch 'perf/hw-branch-sampling' into perf/core
Merge reason: The 'perf record -b' hardware branch sampling feature is ready for upstream.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/Documentation/devicetree/bindings/gpio/led.txt b/Documentation/devicetree/bindings/gpio/led.txt
index 141087c..fd2bd56 100644
--- a/Documentation/devicetree/bindings/gpio/led.txt
+++ b/Documentation/devicetree/bindings/gpio/led.txt
@@ -7,9 +7,9 @@
node's name represents the name of the corresponding LED.
LED sub-node properties:
-- gpios : Should specify the LED's GPIO, see "Specifying GPIO information
- for devices" in Documentation/devicetree/booting-without-of.txt. Active
- low LEDs should be indicated using flags in the GPIO specifier.
+- gpios : Should specify the LED's GPIO, see "gpios property" in
+ Documentation/devicetree/gpio.txt. Active low LEDs should be
+ indicated using flags in the GPIO specifier.
- label : (optional) The label for this LED. If omitted, the label is
taken from the node name (excluding the unit address).
- linux,default-trigger : (optional) This parameter, if present, is a
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index ecc6a6c..a20008a 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -30,6 +30,7 @@
nintendo Nintendo
nvidia NVIDIA
nxp NXP Semiconductors
+picochip Picochip Ltd
powervr Imagination Technologies
qcom Qualcomm, Inc.
ramtron Ramtron International
diff --git a/Documentation/hwmon/jc42 b/Documentation/hwmon/jc42
index a22ecf4..52729a7 100644
--- a/Documentation/hwmon/jc42
+++ b/Documentation/hwmon/jc42
@@ -7,21 +7,29 @@
Addresses scanned: I2C 0x18 - 0x1f
Datasheets:
http://www.analog.com/static/imported-files/data_sheets/ADT7408.pdf
- * IDT TSE2002B3, TS3000B3
- Prefix: 'tse2002b3', 'ts3000b3'
+ * Atmel AT30TS00
+ Prefix: 'at30ts00'
Addresses scanned: I2C 0x18 - 0x1f
Datasheets:
- http://www.idt.com/products/getdoc.cfm?docid=18715691
- http://www.idt.com/products/getdoc.cfm?docid=18715692
+ http://www.atmel.com/Images/doc8585.pdf
+ * IDT TSE2002B3, TSE2002GB2, TS3000B3, TS3000GB2
+ Prefix: 'tse2002', 'ts3000'
+ Addresses scanned: I2C 0x18 - 0x1f
+ Datasheets:
+ http://www.idt.com/sites/default/files/documents/IDT_TSE2002B3C_DST_20100512_120303152056.pdf
+ http://www.idt.com/sites/default/files/documents/IDT_TSE2002GB2A1_DST_20111107_120303145914.pdf
+ http://www.idt.com/sites/default/files/documents/IDT_TS3000B3A_DST_20101129_120303152013.pdf
+ http://www.idt.com/sites/default/files/documents/IDT_TS3000GB2A1_DST_20111104_120303151012.pdf
* Maxim MAX6604
Prefix: 'max6604'
Addresses scanned: I2C 0x18 - 0x1f
Datasheets:
http://datasheets.maxim-ic.com/en/ds/MAX6604.pdf
- * Microchip MCP9805, MCP98242, MCP98243, MCP9843
- Prefixes: 'mcp9805', 'mcp98242', 'mcp98243', 'mcp9843'
+ * Microchip MCP9804, MCP9805, MCP98242, MCP98243, MCP9843
+ Prefixes: 'mcp9804', 'mcp9805', 'mcp98242', 'mcp98243', 'mcp9843'
Addresses scanned: I2C 0x18 - 0x1f
Datasheets:
+ http://ww1.microchip.com/downloads/en/DeviceDoc/22203C.pdf
http://ww1.microchip.com/downloads/en/DeviceDoc/21977b.pdf
http://ww1.microchip.com/downloads/en/DeviceDoc/21996a.pdf
http://ww1.microchip.com/downloads/en/DeviceDoc/22153c.pdf
@@ -48,6 +56,12 @@
Datasheets:
http://www.st.com/stonline/products/literature/ds/13447/stts424.pdf
http://www.st.com/stonline/products/literature/ds/13448/stts424e02.pdf
+ * ST Microelectronics STTS2002, STTS3000
+ Prefix: 'stts2002', 'stts3000'
+ Addresses scanned: I2C 0x18 - 0x1f
+ Datasheets:
+ http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATASHEET/CD00225278.pdf
+ http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATA_BRIEF/CD00270920.pdf
* JEDEC JC 42.4 compliant temperature sensor chips
Prefix: 'jc42'
Addresses scanned: I2C 0x18 - 0x1f
diff --git a/Documentation/input/alps.txt b/Documentation/input/alps.txt
index f274c28..2f95308 100644
--- a/Documentation/input/alps.txt
+++ b/Documentation/input/alps.txt
@@ -13,7 +13,8 @@
All ALPS touchpads should respond to the "E6 report" command sequence:
E8-E6-E6-E6-E9. An ALPS touchpad should respond with either 00-00-0A or
-00-00-64.
+00-00-64 if no buttons are pressed. The bits 0-2 of the first byte will be 1s
+if some buttons are pressed.
If the E6 report is successful, the touchpad model is identified using the "E7
report" sequence: E8-E7-E7-E7-E9. The response is the model signature and is
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 033d4e6..d99fd9c 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -2211,6 +2211,12 @@
default: off.
+ printk.always_kmsg_dump=
+ Trigger kmsg_dump for cases other than kernel oops or
+ panics
+ Format: <bool> (1/Y/y=enable, 0/N/n=disable)
+ default: disabled
+
printk.time= Show timing data prefixed to each printk message line
Format: <bool> (1/Y/y=enable, 0/N/n=disable)
diff --git a/MAINTAINERS b/MAINTAINERS
index 0a96e80..3321d75 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -962,7 +962,7 @@
F: drivers/platform/msm/
F: drivers/*/pm8???-*
F: include/linux/mfd/pm8xxx/
-T: git git://codeaurora.org/quic/kernel/davidb/linux-msm.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/davidb/linux-msm.git
S: Maintained
ARM/TOSA MACHINE SUPPORT
@@ -1310,7 +1310,7 @@
F: include/linux/atm*
ATMEL AT91 MCI DRIVER
-M: Nicolas Ferre <nicolas.ferre@atmel.com>
+M: Ludovic Desroches <ludovic.desroches@atmel.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
W: http://www.atmel.com/products/AT91/
W: http://www.at91.com/
@@ -1318,7 +1318,7 @@
F: drivers/mmc/host/at91_mci.c
ATMEL AT91 / AT32 MCI DRIVER
-M: Nicolas Ferre <nicolas.ferre@atmel.com>
+M: Ludovic Desroches <ludovic.desroches@atmel.com>
S: Maintained
F: drivers/mmc/host/atmel-mci.c
F: drivers/mmc/host/atmel-mci-regs.h
@@ -7271,7 +7271,7 @@
M: Wim Van Sebroeck <wim@iguana.be>
L: linux-watchdog@vger.kernel.org
W: http://www.linux-watchdog.org/
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog.git
+T: git git://www.linux-watchdog.org/linux-watchdog.git
S: Maintained
F: Documentation/watchdog/
F: drivers/watchdog/
diff --git a/Makefile b/Makefile
index b61a963..56d4817 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 3
SUBLEVEL = 0
-EXTRAVERSION = -rc5
+EXTRAVERSION = -rc7
NAME = Saber-toothed Squirrel
# *DOCUMENTATION*
diff --git a/arch/alpha/include/asm/futex.h b/arch/alpha/include/asm/futex.h
index e8a761a..f939794 100644
--- a/arch/alpha/include/asm/futex.h
+++ b/arch/alpha/include/asm/futex.h
@@ -108,7 +108,7 @@
" lda $31,3b-2b(%0)\n"
" .previous\n"
: "+r"(ret), "=&r"(prev), "=&r"(cmp)
- : "r"(uaddr), "r"((long)oldval), "r"(newval)
+ : "r"(uaddr), "r"((long)(int)oldval), "r"(newval)
: "memory");
*uval = prev;
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index a48aecc..dfb0312 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1280,7 +1280,7 @@
depends on CPU_V7
help
This option enables the workaround for the 743622 Cortex-A9
- (r2p0..r2p2) erratum. Under very rare conditions, a faulty
+ (r2p*) erratum. Under very rare conditions, a faulty
optimisation in the Cortex-A9 Store Buffer may lead to data
corruption. This workaround sets a specific bit in the diagnostic
register of the Cortex-A9 which disables the Store Buffer
diff --git a/arch/arm/boot/.gitignore b/arch/arm/boot/.gitignore
index ce1c5ff..3c79f85 100644
--- a/arch/arm/boot/.gitignore
+++ b/arch/arm/boot/.gitignore
@@ -3,3 +3,4 @@
xipImage
bootpImage
uImage
+*.dtb
diff --git a/arch/arm/include/asm/pmu.h b/arch/arm/include/asm/pmu.h
index b5a5be2..90114faa 100644
--- a/arch/arm/include/asm/pmu.h
+++ b/arch/arm/include/asm/pmu.h
@@ -134,7 +134,7 @@
u64 armpmu_event_update(struct perf_event *event,
struct hw_perf_event *hwc,
- int idx, int overflow);
+ int idx);
int armpmu_event_set_period(struct perf_event *event,
struct hw_perf_event *hwc,
diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index 4dd0eda..1651d49 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -242,6 +242,7 @@
memcpy(dst_pgd, src_pgd, sizeof(pgd_t) * (EASI_SIZE / PGDIR_SIZE));
+ vma.vm_flags = VM_EXEC;
vma.vm_mm = mm;
flush_tlb_range(&vma, IO_START, IO_START + IO_SIZE);
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index a23c42a..8a89d3b 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -180,7 +180,7 @@
u64
armpmu_event_update(struct perf_event *event,
struct hw_perf_event *hwc,
- int idx, int overflow)
+ int idx)
{
struct arm_pmu *armpmu = to_arm_pmu(event->pmu);
u64 delta, prev_raw_count, new_raw_count;
@@ -193,13 +193,7 @@
new_raw_count) != prev_raw_count)
goto again;
- new_raw_count &= armpmu->max_period;
- prev_raw_count &= armpmu->max_period;
-
- if (overflow)
- delta = armpmu->max_period - prev_raw_count + new_raw_count + 1;
- else
- delta = new_raw_count - prev_raw_count;
+ delta = (new_raw_count - prev_raw_count) & armpmu->max_period;
local64_add(delta, &event->count);
local64_sub(delta, &hwc->period_left);
@@ -216,7 +210,7 @@
if (hwc->idx < 0)
return;
- armpmu_event_update(event, hwc, hwc->idx, 0);
+ armpmu_event_update(event, hwc, hwc->idx);
}
static void
@@ -232,7 +226,7 @@
if (!(hwc->state & PERF_HES_STOPPED)) {
armpmu->disable(hwc, hwc->idx);
barrier(); /* why? */
- armpmu_event_update(event, hwc, hwc->idx, 0);
+ armpmu_event_update(event, hwc, hwc->idx);
hwc->state |= PERF_HES_STOPPED | PERF_HES_UPTODATE;
}
}
@@ -518,7 +512,13 @@
hwc->config_base |= (unsigned long)mapping;
if (!hwc->sample_period) {
- hwc->sample_period = armpmu->max_period;
+ /*
+ * For non-sampling runs, limit the sample_period to half
+ * of the counter width. That way, the new counter value
+ * is far less likely to overtake the previous one unless
+ * you have some serious IRQ latency issues.
+ */
+ hwc->sample_period = armpmu->max_period >> 1;
hwc->last_period = hwc->sample_period;
local64_set(&hwc->period_left, hwc->sample_period);
}
@@ -684,6 +684,28 @@
}
/*
+ * PMU hardware loses all context when a CPU goes offline.
+ * When a CPU is hotplugged back in, since some hardware registers are
+ * UNKNOWN at reset, the PMU must be explicitly reset to avoid reading
+ * junk values out of them.
+ */
+static int __cpuinit pmu_cpu_notify(struct notifier_block *b,
+ unsigned long action, void *hcpu)
+{
+ if ((action & ~CPU_TASKS_FROZEN) != CPU_STARTING)
+ return NOTIFY_DONE;
+
+ if (cpu_pmu && cpu_pmu->reset)
+ cpu_pmu->reset(NULL);
+
+ return NOTIFY_OK;
+}
+
+static struct notifier_block __cpuinitdata pmu_cpu_notifier = {
+ .notifier_call = pmu_cpu_notify,
+};
+
+/*
* CPU PMU identification and registration.
*/
static int __init
@@ -734,6 +756,7 @@
pr_info("enabled with %s PMU driver, %d counters available\n",
cpu_pmu->name, cpu_pmu->num_events);
cpu_pmu_init(cpu_pmu);
+ register_cpu_notifier(&pmu_cpu_notifier);
armpmu_register(cpu_pmu, "cpu", PERF_TYPE_RAW);
} else {
pr_info("no hardware support available\n");
diff --git a/arch/arm/kernel/perf_event_v6.c b/arch/arm/kernel/perf_event_v6.c
index 533be99..b78af0c 100644
--- a/arch/arm/kernel/perf_event_v6.c
+++ b/arch/arm/kernel/perf_event_v6.c
@@ -467,23 +467,6 @@
raw_spin_unlock_irqrestore(&events->pmu_lock, flags);
}
-static int counter_is_active(unsigned long pmcr, int idx)
-{
- unsigned long mask = 0;
- if (idx == ARMV6_CYCLE_COUNTER)
- mask = ARMV6_PMCR_CCOUNT_IEN;
- else if (idx == ARMV6_COUNTER0)
- mask = ARMV6_PMCR_COUNT0_IEN;
- else if (idx == ARMV6_COUNTER1)
- mask = ARMV6_PMCR_COUNT1_IEN;
-
- if (mask)
- return pmcr & mask;
-
- WARN_ONCE(1, "invalid counter number (%d)\n", idx);
- return 0;
-}
-
static irqreturn_t
armv6pmu_handle_irq(int irq_num,
void *dev)
@@ -513,7 +496,8 @@
struct perf_event *event = cpuc->events[idx];
struct hw_perf_event *hwc;
- if (!counter_is_active(pmcr, idx))
+ /* Ignore if we don't have an event. */
+ if (!event)
continue;
/*
@@ -524,7 +508,7 @@
continue;
hwc = &event->hw;
- armpmu_event_update(event, hwc, idx, 1);
+ armpmu_event_update(event, hwc, idx);
data.period = event->hw.last_period;
if (!armpmu_event_set_period(event, hwc, idx))
continue;
diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c
index 6933244..4d7095a 100644
--- a/arch/arm/kernel/perf_event_v7.c
+++ b/arch/arm/kernel/perf_event_v7.c
@@ -809,6 +809,11 @@
counter = ARMV7_IDX_TO_COUNTER(idx);
asm volatile("mcr p15, 0, %0, c9, c14, 2" : : "r" (BIT(counter)));
+ isb();
+ /* Clear the overflow flag in case an interrupt is pending. */
+ asm volatile("mcr p15, 0, %0, c9, c12, 3" : : "r" (BIT(counter)));
+ isb();
+
return idx;
}
@@ -955,6 +960,10 @@
struct perf_event *event = cpuc->events[idx];
struct hw_perf_event *hwc;
+ /* Ignore if we don't have an event. */
+ if (!event)
+ continue;
+
/*
* We have a single interrupt for all counters. Check that
* each counter has overflowed before we process it.
@@ -963,7 +972,7 @@
continue;
hwc = &event->hw;
- armpmu_event_update(event, hwc, idx, 1);
+ armpmu_event_update(event, hwc, idx);
data.period = event->hw.last_period;
if (!armpmu_event_set_period(event, hwc, idx))
continue;
diff --git a/arch/arm/kernel/perf_event_xscale.c b/arch/arm/kernel/perf_event_xscale.c
index 3b99d82..71a21e6 100644
--- a/arch/arm/kernel/perf_event_xscale.c
+++ b/arch/arm/kernel/perf_event_xscale.c
@@ -255,11 +255,14 @@
struct perf_event *event = cpuc->events[idx];
struct hw_perf_event *hwc;
+ if (!event)
+ continue;
+
if (!xscale1_pmnc_counter_has_overflowed(pmnc, idx))
continue;
hwc = &event->hw;
- armpmu_event_update(event, hwc, idx, 1);
+ armpmu_event_update(event, hwc, idx);
data.period = event->hw.last_period;
if (!armpmu_event_set_period(event, hwc, idx))
continue;
@@ -592,11 +595,14 @@
struct perf_event *event = cpuc->events[idx];
struct hw_perf_event *hwc;
- if (!xscale2_pmnc_counter_has_overflowed(pmnc, idx))
+ if (!event)
+ continue;
+
+ if (!xscale2_pmnc_counter_has_overflowed(of_flags, idx))
continue;
hwc = &event->hw;
- armpmu_event_update(event, hwc, idx, 1);
+ armpmu_event_update(event, hwc, idx);
data.period = event->hw.last_period;
if (!armpmu_event_set_period(event, hwc, idx))
continue;
@@ -663,7 +669,7 @@
static void
xscale2pmu_disable_event(struct hw_perf_event *hwc, int idx)
{
- unsigned long flags, ien, evtsel;
+ unsigned long flags, ien, evtsel, of_flags;
struct pmu_hw_events *events = cpu_pmu->get_hw_events();
ien = xscale2pmu_read_int_enable();
@@ -672,26 +678,31 @@
switch (idx) {
case XSCALE_CYCLE_COUNTER:
ien &= ~XSCALE2_CCOUNT_INT_EN;
+ of_flags = XSCALE2_CCOUNT_OVERFLOW;
break;
case XSCALE_COUNTER0:
ien &= ~XSCALE2_COUNT0_INT_EN;
evtsel &= ~XSCALE2_COUNT0_EVT_MASK;
evtsel |= XSCALE_PERFCTR_UNUSED << XSCALE2_COUNT0_EVT_SHFT;
+ of_flags = XSCALE2_COUNT0_OVERFLOW;
break;
case XSCALE_COUNTER1:
ien &= ~XSCALE2_COUNT1_INT_EN;
evtsel &= ~XSCALE2_COUNT1_EVT_MASK;
evtsel |= XSCALE_PERFCTR_UNUSED << XSCALE2_COUNT1_EVT_SHFT;
+ of_flags = XSCALE2_COUNT1_OVERFLOW;
break;
case XSCALE_COUNTER2:
ien &= ~XSCALE2_COUNT2_INT_EN;
evtsel &= ~XSCALE2_COUNT2_EVT_MASK;
evtsel |= XSCALE_PERFCTR_UNUSED << XSCALE2_COUNT2_EVT_SHFT;
+ of_flags = XSCALE2_COUNT2_OVERFLOW;
break;
case XSCALE_COUNTER3:
ien &= ~XSCALE2_COUNT3_INT_EN;
evtsel &= ~XSCALE2_COUNT3_EVT_MASK;
evtsel |= XSCALE_PERFCTR_UNUSED << XSCALE2_COUNT3_EVT_SHFT;
+ of_flags = XSCALE2_COUNT3_OVERFLOW;
break;
default:
WARN_ONCE(1, "invalid counter number (%d)\n", idx);
@@ -701,6 +712,7 @@
raw_spin_lock_irqsave(&events->pmu_lock, flags);
xscale2pmu_write_event_select(evtsel);
xscale2pmu_write_int_enable(ien);
+ xscale2pmu_write_overflow_flags(of_flags);
raw_spin_unlock_irqrestore(&events->pmu_lock, flags);
}
diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index b7582dd..96e2adc 100644
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -38,10 +38,6 @@
#if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
static u64 hdmac_dmamask = DMA_BIT_MASK(32);
-static struct at_dma_platform_data atdma_pdata = {
- .nr_channels = 8,
-};
-
static struct resource hdmac_resources[] = {
[0] = {
.start = AT91SAM9G45_BASE_DMA,
@@ -56,12 +52,11 @@
};
static struct platform_device at_hdmac_device = {
- .name = "at_hdmac",
+ .name = "at91sam9g45_dma",
.id = -1,
.dev = {
.dma_mask = &hdmac_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &atdma_pdata,
},
.resource = hdmac_resources,
.num_resources = ARRAY_SIZE(hdmac_resources),
@@ -69,9 +64,15 @@
void __init at91_add_device_hdmac(void)
{
- dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
- dma_cap_set(DMA_SLAVE, atdma_pdata.cap_mask);
- platform_device_register(&at_hdmac_device);
+#if defined(CONFIG_OF)
+ struct device_node *of_node =
+ of_find_node_by_name(NULL, "dma-controller");
+
+ if (of_node)
+ of_node_put(of_node);
+ else
+#endif
+ platform_device_register(&at_hdmac_device);
}
#else
void __init at91_add_device_hdmac(void) {}
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index 61908dc..9be71c1 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -33,10 +33,6 @@
#if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
static u64 hdmac_dmamask = DMA_BIT_MASK(32);
-static struct at_dma_platform_data atdma_pdata = {
- .nr_channels = 2,
-};
-
static struct resource hdmac_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_DMA,
@@ -51,12 +47,11 @@
};
static struct platform_device at_hdmac_device = {
- .name = "at_hdmac",
+ .name = "at91sam9rl_dma",
.id = -1,
.dev = {
.dma_mask = &hdmac_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &atdma_pdata,
},
.resource = hdmac_resources,
.num_resources = ARRAY_SIZE(hdmac_resources),
@@ -64,7 +59,6 @@
void __init at91_add_device_hdmac(void)
{
- dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
platform_device_register(&at_hdmac_device);
}
#else
diff --git a/arch/arm/mach-ep93xx/vision_ep9307.c b/arch/arm/mach-ep93xx/vision_ep9307.c
index d5fb44f..d67d0b4 100644
--- a/arch/arm/mach-ep93xx/vision_ep9307.c
+++ b/arch/arm/mach-ep93xx/vision_ep9307.c
@@ -34,6 +34,7 @@
#include <mach/ep93xx_spi.h>
#include <mach/gpio-ep93xx.h>
+#include <asm/hardware/vic.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>
#include <asm/mach/arch.h>
@@ -361,6 +362,7 @@
.atag_offset = 0x100,
.map_io = vision_map_io,
.init_irq = ep93xx_init_irq,
+ .handle_irq = vic_handle_irq,
.timer = &ep93xx_timer,
.init_machine = vision_init_machine,
.restart = ep93xx_restart,
diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c
index 0fc65ffd..3893995 100644
--- a/arch/arm/mach-exynos/mach-universal_c210.c
+++ b/arch/arm/mach-exynos/mach-universal_c210.c
@@ -13,6 +13,7 @@
#include <linux/i2c.h>
#include <linux/gpio_keys.h>
#include <linux/gpio.h>
+#include <linux/interrupt.h>
#include <linux/fb.h>
#include <linux/mfd/max8998.h>
#include <linux/regulator/machine.h>
@@ -595,6 +596,7 @@
.threshold = 0x28,
.voltage = 2800000, /* 2.8V */
.orient = MXT_DIAGONAL,
+ .irqflags = IRQF_TRIGGER_FALLING,
};
static struct i2c_board_info i2c3_devs[] __initdata = {
diff --git a/arch/arm/mach-lpc32xx/include/mach/irqs.h b/arch/arm/mach-lpc32xx/include/mach/irqs.h
index 2667f52..9e3b90d 100644
--- a/arch/arm/mach-lpc32xx/include/mach/irqs.h
+++ b/arch/arm/mach-lpc32xx/include/mach/irqs.h
@@ -61,7 +61,7 @@
*/
#define IRQ_LPC32XX_JTAG_COMM_TX LPC32XX_SIC1_IRQ(1)
#define IRQ_LPC32XX_JTAG_COMM_RX LPC32XX_SIC1_IRQ(2)
-#define IRQ_LPC32XX_GPI_11 LPC32XX_SIC1_IRQ(4)
+#define IRQ_LPC32XX_GPI_28 LPC32XX_SIC1_IRQ(4)
#define IRQ_LPC32XX_TS_P LPC32XX_SIC1_IRQ(6)
#define IRQ_LPC32XX_TS_IRQ LPC32XX_SIC1_IRQ(7)
#define IRQ_LPC32XX_TS_AUX LPC32XX_SIC1_IRQ(8)
diff --git a/arch/arm/mach-lpc32xx/irq.c b/arch/arm/mach-lpc32xx/irq.c
index 4eae566..c74de01 100644
--- a/arch/arm/mach-lpc32xx/irq.c
+++ b/arch/arm/mach-lpc32xx/irq.c
@@ -118,6 +118,10 @@
.event_group = &lpc32xx_event_pin_regs,
.mask = LPC32XX_CLKPWR_EXTSRC_GPI_06_BIT,
},
+ [IRQ_LPC32XX_GPI_28] = {
+ .event_group = &lpc32xx_event_pin_regs,
+ .mask = LPC32XX_CLKPWR_EXTSRC_GPI_28_BIT,
+ },
[IRQ_LPC32XX_GPIO_00] = {
.event_group = &lpc32xx_event_int_regs,
.mask = LPC32XX_CLKPWR_INTSRC_GPIO_00_BIT,
@@ -305,9 +309,18 @@
if (state)
eventreg |= lpc32xx_events[d->irq].mask;
- else
+ else {
eventreg &= ~lpc32xx_events[d->irq].mask;
+ /*
+ * When disabling the wakeup, clear the latched
+ * event
+ */
+ __raw_writel(lpc32xx_events[d->irq].mask,
+ lpc32xx_events[d->irq].
+ event_group->rawstat_reg);
+ }
+
__raw_writel(eventreg,
lpc32xx_events[d->irq].event_group->enab_reg);
@@ -380,13 +393,15 @@
/* Setup SIC1 */
__raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_SIC1_BASE));
- __raw_writel(MIC_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC1_BASE));
- __raw_writel(MIC_ATR_DEFAULT, LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC1_BASE));
+ __raw_writel(SIC1_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC1_BASE));
+ __raw_writel(SIC1_ATR_DEFAULT,
+ LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC1_BASE));
/* Setup SIC2 */
__raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_SIC2_BASE));
- __raw_writel(MIC_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC2_BASE));
- __raw_writel(MIC_ATR_DEFAULT, LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC2_BASE));
+ __raw_writel(SIC2_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC2_BASE));
+ __raw_writel(SIC2_ATR_DEFAULT,
+ LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC2_BASE));
/* Configure supported IRQ's */
for (i = 0; i < NR_IRQS; i++) {
diff --git a/arch/arm/mach-lpc32xx/serial.c b/arch/arm/mach-lpc32xx/serial.c
index 429cfdb..f273528 100644
--- a/arch/arm/mach-lpc32xx/serial.c
+++ b/arch/arm/mach-lpc32xx/serial.c
@@ -88,6 +88,7 @@
char *uart_ck_name;
u32 ck_mode_mask;
void __iomem *pdiv_clk_reg;
+ resource_size_t mapbase;
};
static struct uartinit uartinit_data[] __initdata = {
@@ -97,6 +98,7 @@
.ck_mode_mask =
LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 5),
.pdiv_clk_reg = LPC32XX_CLKPWR_UART5_CLK_CTRL,
+ .mapbase = LPC32XX_UART5_BASE,
},
#endif
#ifdef CONFIG_ARCH_LPC32XX_UART3_SELECT
@@ -105,6 +107,7 @@
.ck_mode_mask =
LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 3),
.pdiv_clk_reg = LPC32XX_CLKPWR_UART3_CLK_CTRL,
+ .mapbase = LPC32XX_UART3_BASE,
},
#endif
#ifdef CONFIG_ARCH_LPC32XX_UART4_SELECT
@@ -113,6 +116,7 @@
.ck_mode_mask =
LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 4),
.pdiv_clk_reg = LPC32XX_CLKPWR_UART4_CLK_CTRL,
+ .mapbase = LPC32XX_UART4_BASE,
},
#endif
#ifdef CONFIG_ARCH_LPC32XX_UART6_SELECT
@@ -121,6 +125,7 @@
.ck_mode_mask =
LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 6),
.pdiv_clk_reg = LPC32XX_CLKPWR_UART6_CLK_CTRL,
+ .mapbase = LPC32XX_UART6_BASE,
},
#endif
};
@@ -165,11 +170,24 @@
/* pre-UART clock divider set to 1 */
__raw_writel(0x0101, uartinit_data[i].pdiv_clk_reg);
+
+ /*
+ * Force a flush of the RX FIFOs to work around a
+ * HW bug
+ */
+ puart = uartinit_data[i].mapbase;
+ __raw_writel(0xC1, LPC32XX_UART_IIR_FCR(puart));
+ __raw_writel(0x00, LPC32XX_UART_DLL_FIFO(puart));
+ j = LPC32XX_SUART_FIFO_SIZE;
+ while (j--)
+ tmp = __raw_readl(
+ LPC32XX_UART_DLL_FIFO(puart));
+ __raw_writel(0, LPC32XX_UART_IIR_FCR(puart));
}
/* This needs to be done after all UART clocks are setup */
__raw_writel(clkmodes, LPC32XX_UARTCTL_CLKMODE);
- for (i = 0; i < ARRAY_SIZE(uartinit_data) - 1; i++) {
+ for (i = 0; i < ARRAY_SIZE(uartinit_data); i++) {
/* Force a flush of the RX FIFOs to work around a HW bug */
puart = serial_std_platform_data[i].mapbase;
__raw_writel(0xC1, LPC32XX_UART_IIR_FCR(puart));
diff --git a/arch/arm/mach-mmp/aspenite.c b/arch/arm/mach-mmp/aspenite.c
index 17cb760..3588a55 100644
--- a/arch/arm/mach-mmp/aspenite.c
+++ b/arch/arm/mach-mmp/aspenite.c
@@ -17,7 +17,6 @@
#include <linux/mtd/partitions.h>
#include <linux/mtd/nand.h>
#include <linux/interrupt.h>
-#include <linux/gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c
index 7bc17ea..ada1213 100644
--- a/arch/arm/mach-mmp/pxa168.c
+++ b/arch/arm/mach-mmp/pxa168.c
@@ -24,7 +24,6 @@
#include <mach/dma.h>
#include <mach/devices.h>
#include <mach/mfp.h>
-#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <mach/pxa168.h>
diff --git a/arch/arm/mach-mmp/tavorevb.c b/arch/arm/mach-mmp/tavorevb.c
index 8e3b5af0..bc97170 100644
--- a/arch/arm/mach-mmp/tavorevb.c
+++ b/arch/arm/mach-mmp/tavorevb.c
@@ -12,7 +12,6 @@
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/smc91x.h>
-#include <linux/gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c
index 309369e..be2002f 100644
--- a/arch/arm/mach-omap1/board-innovator.c
+++ b/arch/arm/mach-omap1/board-innovator.c
@@ -416,13 +416,13 @@
#ifdef CONFIG_ARCH_OMAP15XX
if (cpu_is_omap1510()) {
omap1_usb_init(&innovator1510_usb_config);
- innovator_config[1].data = &innovator1510_lcd_config;
+ innovator_config[0].data = &innovator1510_lcd_config;
}
#endif
#ifdef CONFIG_ARCH_OMAP16XX
if (cpu_is_omap1610()) {
omap1_usb_init(&h2_usb_config);
- innovator_config[1].data = &innovator1610_lcd_config;
+ innovator_config[0].data = &innovator1610_lcd_config;
}
#endif
omap_board_config = innovator_config;
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index d965da4..e20c8ab 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -364,8 +364,8 @@
going on could result in system crashes;
config OMAP4_ERRATA_I688
- bool "OMAP4 errata: Async Bridge Corruption (BROKEN)"
- depends on ARCH_OMAP4 && BROKEN
+ bool "OMAP4 errata: Async Bridge Corruption"
+ depends on ARCH_OMAP4
select ARCH_HAS_BARRIERS
help
If a data is stalled inside asynchronous bridge because of back
diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c
index 42a4d11..6722627 100644
--- a/arch/arm/mach-omap2/board-n8x0.c
+++ b/arch/arm/mach-omap2/board-n8x0.c
@@ -371,7 +371,11 @@
else
*openp = 0;
+#ifdef CONFIG_MMC_OMAP
omap_mmc_notify_cover_event(mmc_device, index, *openp);
+#else
+ pr_warn("MMC: notify cover event not available\n");
+#endif
}
static int n8x0_mmc_late_init(struct device *dev)
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index c775bead..c877236 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -381,7 +381,7 @@
gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
- gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
+ gpio_leds[0].gpio = gpio + TWL4030_GPIO_MAX + 1;
platform_device_register(&leds_gpio);
diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index febffde..7e9338e 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -132,6 +132,7 @@
void am33xx_map_io(void);
void omap4_map_io(void);
void ti81xx_map_io(void);
+void omap_barriers_init(void);
/**
* omap_test_timeout - busy-loop, testing a condition
diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c
index cfdbb86..72e018b 100644
--- a/arch/arm/mach-omap2/cpuidle44xx.c
+++ b/arch/arm/mach-omap2/cpuidle44xx.c
@@ -65,7 +65,6 @@
struct timespec ts_preidle, ts_postidle, ts_idle;
u32 cpu1_state;
int idle_time;
- int new_state_idx;
int cpu_id = smp_processor_id();
/* Used to keep track of the total time in idle */
@@ -84,8 +83,8 @@
*/
cpu1_state = pwrdm_read_pwrst(cpu1_pd);
if (cpu1_state != PWRDM_POWER_OFF) {
- new_state_idx = drv->safe_state_index;
- cx = cpuidle_get_statedata(&dev->states_usage[new_state_idx]);
+ index = drv->safe_state_index;
+ cx = cpuidle_get_statedata(&dev->states_usage[index]);
}
if (index > 0)
diff --git a/arch/arm/mach-omap2/gpmc-smsc911x.c b/arch/arm/mach-omap2/gpmc-smsc911x.c
index 9970331..bbb870c 100644
--- a/arch/arm/mach-omap2/gpmc-smsc911x.c
+++ b/arch/arm/mach-omap2/gpmc-smsc911x.c
@@ -19,6 +19,8 @@
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/smsc911x.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
#include <plat/board.h>
#include <plat/gpmc.h>
@@ -42,6 +44,50 @@
.flags = SMSC911X_USE_16BIT,
};
+static struct regulator_consumer_supply gpmc_smsc911x_supply[] = {
+ REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
+ REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
+};
+
+/* Generic regulator definition to satisfy smsc911x */
+static struct regulator_init_data gpmc_smsc911x_reg_init_data = {
+ .constraints = {
+ .min_uV = 3300000,
+ .max_uV = 3300000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(gpmc_smsc911x_supply),
+ .consumer_supplies = gpmc_smsc911x_supply,
+};
+
+static struct fixed_voltage_config gpmc_smsc911x_fixed_reg_data = {
+ .supply_name = "gpmc_smsc911x",
+ .microvolts = 3300000,
+ .gpio = -EINVAL,
+ .startup_delay = 0,
+ .enable_high = 0,
+ .enabled_at_boot = 1,
+ .init_data = &gpmc_smsc911x_reg_init_data,
+};
+
+/*
+ * Platform device id of 42 is a temporary fix to avoid conflicts
+ * with other reg-fixed-voltage devices. The real fix should
+ * involve the driver core providing a way of dynamically
+ * assigning a unique id on registration for platform devices
+ * in the same name space.
+ */
+static struct platform_device gpmc_smsc911x_regulator = {
+ .name = "reg-fixed-voltage",
+ .id = 42,
+ .dev = {
+ .platform_data = &gpmc_smsc911x_fixed_reg_data,
+ },
+};
+
/*
* Initialize smsc911x device connected to the GPMC. Note that we
* assume that pin multiplexing is done in the board-*.c file,
@@ -55,6 +101,12 @@
gpmc_cfg = board_data;
+ ret = platform_device_register(&gpmc_smsc911x_regulator);
+ if (ret < 0) {
+ pr_err("Unable to register smsc911x regulators: %d\n", ret);
+ return;
+ }
+
if (gpmc_cs_request(gpmc_cfg->cs, SZ_16M, &cs_mem_base) < 0) {
pr_err("Failed to request GPMC mem region\n");
return;
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index b40c288..19dd165 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -428,6 +428,7 @@
return 0;
}
+static int omap_hsmmc_done;
#define MAX_OMAP_MMC_HWMOD_NAME_LEN 16
void omap_init_hsmmc(struct omap2_hsmmc_info *hsmmcinfo, int ctrl_nr)
@@ -491,6 +492,11 @@
{
u32 reg;
+ if (omap_hsmmc_done)
+ return;
+
+ omap_hsmmc_done = 1;
+
if (!cpu_is_omap44xx()) {
if (cpu_is_omap2430()) {
control_pbias_offset = OMAP243X_CONTROL_PBIAS_LITE;
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 6c58266..719ee42 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -343,6 +343,7 @@
case 0xb944:
omap_revision = AM335X_REV_ES1_0;
*cpu_rev = "1.0";
+ break;
case 0xb8f2:
switch (rev) {
case 0:
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index eb50c29..fb11b44 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -307,6 +307,7 @@
void __init omap44xx_map_common_io(void)
{
iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc));
+ omap_barriers_init();
}
#endif
diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c
index 609ea2d..415a6f1 100644
--- a/arch/arm/mach-omap2/mailbox.c
+++ b/arch/arm/mach-omap2/mailbox.c
@@ -281,8 +281,16 @@
.ops = &omap2_mbox_ops,
.priv = &omap2_mbox_iva_priv,
};
+#endif
-struct omap_mbox *omap2_mboxes[] = { &mbox_dsp_info, &mbox_iva_info, NULL };
+#ifdef CONFIG_ARCH_OMAP2
+struct omap_mbox *omap2_mboxes[] = {
+ &mbox_dsp_info,
+#ifdef CONFIG_SOC_OMAP2420
+ &mbox_iva_info,
+#endif
+ NULL
+};
#endif
#if defined(CONFIG_ARCH_OMAP4)
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index fb8bc9f..611a0e3 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -218,7 +218,7 @@
return -ENODEV;
}
-static int __init
+static int
omap_mux_get_by_name(const char *muxname,
struct omap_mux_partition **found_partition,
struct omap_mux **found_mux)
diff --git a/arch/arm/mach-omap2/omap-iommu.c b/arch/arm/mach-omap2/omap-iommu.c
index b882204..ac49384 100644
--- a/arch/arm/mach-omap2/omap-iommu.c
+++ b/arch/arm/mach-omap2/omap-iommu.c
@@ -150,7 +150,8 @@
platform_device_put(omap_iommu_pdev[i]);
return err;
}
-module_init(omap_iommu_init);
+/* must be ready before omap3isp is probed */
+subsys_initcall(omap_iommu_init);
static void __exit omap_iommu_exit(void)
{
diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c
index 40a8fbc..70de277 100644
--- a/arch/arm/mach-omap2/omap4-common.c
+++ b/arch/arm/mach-omap2/omap4-common.c
@@ -24,12 +24,14 @@
#include <plat/irqs.h>
#include <plat/sram.h>
+#include <plat/omap-secure.h>
#include <mach/hardware.h>
#include <mach/omap-wakeupgen.h>
#include "common.h"
#include "omap4-sar-layout.h"
+#include <linux/export.h>
#ifdef CONFIG_CACHE_L2X0
static void __iomem *l2cache_base;
@@ -43,6 +45,9 @@
void __iomem *dram_sync, *sram_sync;
+static phys_addr_t paddr;
+static u32 size;
+
void omap_bus_sync(void)
{
if (dram_sync && sram_sync) {
@@ -51,19 +56,22 @@
isb();
}
}
+EXPORT_SYMBOL(omap_bus_sync);
-static int __init omap_barriers_init(void)
+/* Steal one page physical memory for barrier implementation */
+int __init omap_barrier_reserve_memblock(void)
{
- struct map_desc dram_io_desc[1];
- phys_addr_t paddr;
- u32 size;
-
- if (!cpu_is_omap44xx())
- return -ENODEV;
size = ALIGN(PAGE_SIZE, SZ_1M);
paddr = arm_memblock_steal(size, SZ_1M);
+ return 0;
+}
+
+void __init omap_barriers_init(void)
+{
+ struct map_desc dram_io_desc[1];
+
dram_io_desc[0].virtual = OMAP4_DRAM_BARRIER_VA;
dram_io_desc[0].pfn = __phys_to_pfn(paddr);
dram_io_desc[0].length = size;
@@ -75,9 +83,10 @@
pr_info("OMAP4: Map 0x%08llx to 0x%08lx for dram barrier\n",
(long long) paddr, dram_io_desc[0].virtual);
- return 0;
}
-core_initcall(omap_barriers_init);
+#else
+void __init omap_barriers_init(void)
+{}
#endif
void __init gic_init_irq(void)
diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c
index 1881fe9..5a65dd0 100644
--- a/arch/arm/mach-omap2/pm.c
+++ b/arch/arm/mach-omap2/pm.c
@@ -174,14 +174,17 @@
freq = clk->rate;
clk_put(clk);
+ rcu_read_lock();
opp = opp_find_freq_ceil(dev, &freq);
if (IS_ERR(opp)) {
+ rcu_read_unlock();
pr_err("%s: unable to find boot up OPP for vdd_%s\n",
__func__, vdd_name);
goto exit;
}
bootup_volt = opp_get_voltage(opp);
+ rcu_read_unlock();
if (!bootup_volt) {
pr_err("%s: unable to find voltage corresponding "
"to the bootup OPP for vdd_%s\n", __func__, vdd_name);
diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c
index 10b20c6..4b57757 100644
--- a/arch/arm/mach-omap2/twl-common.c
+++ b/arch/arm/mach-omap2/twl-common.c
@@ -270,7 +270,6 @@
.constraints = {
.min_uV = 3300000,
.max_uV = 3300000,
- .apply_uV = true,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_MODE
diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c
index 771dc78..f51348d 100644
--- a/arch/arm/mach-omap2/usb-host.c
+++ b/arch/arm/mach-omap2/usb-host.c
@@ -486,7 +486,7 @@
void __init usbhs_init(const struct usbhs_omap_board_data *pdata)
{
struct omap_hwmod *oh[2];
- struct omap_device *od;
+ struct platform_device *pdev;
int bus_id = -1;
int i;
@@ -522,11 +522,11 @@
return;
}
- od = omap_device_build_ss(OMAP_USBHS_DEVICE, bus_id, oh, 2,
+ pdev = omap_device_build_ss(OMAP_USBHS_DEVICE, bus_id, oh, 2,
(void *)&usbhs_data, sizeof(usbhs_data),
omap_uhhtll_latency,
ARRAY_SIZE(omap_uhhtll_latency), false);
- if (IS_ERR(od)) {
+ if (IS_ERR(pdev)) {
pr_err("Could not build hwmod devices %s,%s\n",
USBHS_UHH_HWMODNAME, USBHS_TLL_HWMODNAME);
return;
diff --git a/arch/arm/mach-pxa/generic.h b/arch/arm/mach-pxa/generic.h
index 0d729e6..42d5cca 100644
--- a/arch/arm/mach-pxa/generic.h
+++ b/arch/arm/mach-pxa/generic.h
@@ -49,7 +49,6 @@
#endif
extern struct syscore_ops pxa_irq_syscore_ops;
-extern struct syscore_ops pxa_gpio_syscore_ops;
extern struct syscore_ops pxa2xx_mfp_syscore_ops;
extern struct syscore_ops pxa3xx_mfp_syscore_ops;
diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c
index fb9b62d..208eef1 100644
--- a/arch/arm/mach-pxa/hx4700.c
+++ b/arch/arm/mach-pxa/hx4700.c
@@ -45,6 +45,7 @@
#include <mach/hx4700.h>
#include <mach/irda.h>
+#include <sound/ak4641.h>
#include <video/platform_lcd.h>
#include <video/w100fb.h>
@@ -765,6 +766,28 @@
};
/*
+ * Asahi Kasei AK4641 on I2C
+ */
+
+static struct ak4641_platform_data ak4641_info = {
+ .gpio_power = GPIO27_HX4700_CODEC_ON,
+ .gpio_npdn = GPIO109_HX4700_CODEC_nPDN,
+};
+
+static struct i2c_board_info i2c_board_info[] __initdata = {
+ {
+ I2C_BOARD_INFO("ak4641", 0x12),
+ .platform_data = &ak4641_info,
+ },
+};
+
+static struct platform_device audio = {
+ .name = "hx4700-audio",
+ .id = -1,
+};
+
+
+/*
* PCMCIA
*/
@@ -790,6 +813,7 @@
&gpio_vbus,
&power_supply,
&strataflash,
+ &audio,
&pcmcia,
};
@@ -827,6 +851,7 @@
pxa_set_ficp_info(&ficp_info);
pxa27x_set_i2c_power_info(NULL);
pxa_set_i2c_info(NULL);
+ i2c_register_board_info(0, ARRAY_AND_SIZE(i2c_board_info));
i2c_register_board_info(1, ARRAY_AND_SIZE(pi2c_board_info));
pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info));
diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.c b/arch/arm/mach-pxa/mfp-pxa2xx.c
index f147755..29b62af 100644
--- a/arch/arm/mach-pxa/mfp-pxa2xx.c
+++ b/arch/arm/mach-pxa/mfp-pxa2xx.c
@@ -226,6 +226,12 @@
{
int i;
+ /* running before pxa_gpio_probe() */
+#ifdef CONFIG_CPU_PXA26x
+ pxa_last_gpio = 89;
+#else
+ pxa_last_gpio = 84;
+#endif
for (i = 0; i <= pxa_last_gpio; i++)
gpio_desc[i].valid = 1;
@@ -295,6 +301,7 @@
{
int i, gpio;
+ pxa_last_gpio = 120; /* running before pxa_gpio_probe() */
for (i = 0; i <= pxa_last_gpio; i++) {
/* skip GPIO2, 5, 6, 7, 8, they are not
* valid pins allow configuration
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index 91e4f6c..3352b37 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -25,7 +25,6 @@
#include <linux/suspend.h>
#include <linux/syscore_ops.h>
#include <linux/irq.h>
-#include <linux/gpio.h>
#include <asm/mach/map.h>
#include <asm/suspend.h>
@@ -209,6 +208,7 @@
INIT_CLKREG(&clk_pxa25x_gpio11, NULL, "GPIO11_CLK"),
INIT_CLKREG(&clk_pxa25x_gpio12, NULL, "GPIO12_CLK"),
INIT_CLKREG(&clk_pxa25x_mem, "pxa2xx-pcmcia", NULL),
+ INIT_CLKREG(&clk_dummy, "pxa-gpio", NULL),
};
static struct clk_lookup pxa25x_hwuart_clkreg =
@@ -368,7 +368,6 @@
register_syscore_ops(&pxa_irq_syscore_ops);
register_syscore_ops(&pxa2xx_mfp_syscore_ops);
- register_syscore_ops(&pxa_gpio_syscore_ops);
register_syscore_ops(&pxa2xx_clock_syscore_ops);
ret = platform_add_devices(pxa25x_devices,
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index aed6cbc..6bce78e 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -22,7 +22,6 @@
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/i2c/pxa-i2c.h>
-#include <linux/gpio.h>
#include <asm/mach/map.h>
#include <mach/hardware.h>
@@ -230,6 +229,7 @@
INIT_CLKREG(&clk_pxa27x_im, NULL, "IMCLK"),
INIT_CLKREG(&clk_pxa27x_memc, NULL, "MEMCLK"),
INIT_CLKREG(&clk_pxa27x_mem, "pxa2xx-pcmcia", NULL),
+ INIT_CLKREG(&clk_dummy, "pxa-gpio", NULL),
};
#ifdef CONFIG_PM
@@ -456,7 +456,6 @@
register_syscore_ops(&pxa_irq_syscore_ops);
register_syscore_ops(&pxa2xx_mfp_syscore_ops);
- register_syscore_ops(&pxa_gpio_syscore_ops);
register_syscore_ops(&pxa2xx_clock_syscore_ops);
ret = platform_add_devices(devices, ARRAY_SIZE(devices));
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index 4f402afa..3918a67 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -462,7 +462,6 @@
register_syscore_ops(&pxa_irq_syscore_ops);
register_syscore_ops(&pxa3xx_mfp_syscore_ops);
- register_syscore_ops(&pxa_gpio_syscore_ops);
register_syscore_ops(&pxa3xx_clock_syscore_ops);
ret = platform_add_devices(devices, ARRAY_SIZE(devices));
diff --git a/arch/arm/mach-pxa/pxa95x.c b/arch/arm/mach-pxa/pxa95x.c
index d082a58..5ce434b 100644
--- a/arch/arm/mach-pxa/pxa95x.c
+++ b/arch/arm/mach-pxa/pxa95x.c
@@ -283,7 +283,6 @@
return ret;
register_syscore_ops(&pxa_irq_syscore_ops);
- register_syscore_ops(&pxa_gpio_syscore_ops);
register_syscore_ops(&pxa3xx_clock_syscore_ops);
ret = platform_add_devices(devices, ARRAY_SIZE(devices));
diff --git a/arch/arm/mach-pxa/saarb.c b/arch/arm/mach-pxa/saarb.c
index febc809..5aded5e 100644
--- a/arch/arm/mach-pxa/saarb.c
+++ b/arch/arm/mach-pxa/saarb.c
@@ -15,7 +15,6 @@
#include <linux/i2c.h>
#include <linux/i2c/pxa-i2c.h>
#include <linux/mfd/88pm860x.h>
-#include <linux/gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c
index 8d5168d..30989ba 100644
--- a/arch/arm/mach-pxa/sharpsl_pm.c
+++ b/arch/arm/mach-pxa/sharpsl_pm.c
@@ -168,6 +168,7 @@
#define MAXCTRL_SEL_SH 4
#define MAXCTRL_STR (1u << 7)
+extern int max1111_read_channel(int);
/*
* Read MAX1111 ADC
*/
@@ -177,8 +178,6 @@
if (machine_is_tosa())
return 0;
- extern int max1111_read_channel(int);
-
/* max1111 accepts channels from 0-3, however,
* it is encoded from 0-7 here in the code.
*/
diff --git a/arch/arm/mach-pxa/spitz_pm.c b/arch/arm/mach-pxa/spitz_pm.c
index 34cbdac..438f02f 100644
--- a/arch/arm/mach-pxa/spitz_pm.c
+++ b/arch/arm/mach-pxa/spitz_pm.c
@@ -172,10 +172,9 @@
static unsigned long spitz_charger_wakeup(void)
{
unsigned long ret;
- ret = (!gpio_get_value(SPITZ_GPIO_KEY_INT)
+ ret = ((!gpio_get_value(SPITZ_GPIO_KEY_INT)
<< GPIO_bit(SPITZ_GPIO_KEY_INT))
- | (!gpio_get_value(SPITZ_GPIO_SYNC)
- << GPIO_bit(SPITZ_GPIO_SYNC));
+ | gpio_get_value(SPITZ_GPIO_SYNC));
return ret;
}
diff --git a/arch/arm/mach-s3c2440/common.h b/arch/arm/mach-s3c2440/common.h
index db8a98a..0c1eb1d 100644
--- a/arch/arm/mach-s3c2440/common.h
+++ b/arch/arm/mach-s3c2440/common.h
@@ -12,6 +12,6 @@
#ifndef __ARCH_ARM_MACH_S3C2440_COMMON_H
#define __ARCH_ARM_MACH_S3C2440_COMMON_H
-void s3c2440_restart(char mode, const char *cmd);
+void s3c244x_restart(char mode, const char *cmd);
#endif /* __ARCH_ARM_MACH_S3C2440_COMMON_H */
diff --git a/arch/arm/mach-s3c2440/mach-anubis.c b/arch/arm/mach-s3c2440/mach-anubis.c
index 2456955..19b577b 100644
--- a/arch/arm/mach-s3c2440/mach-anubis.c
+++ b/arch/arm/mach-s3c2440/mach-anubis.c
@@ -487,5 +487,5 @@
.init_machine = anubis_init,
.init_irq = s3c24xx_init_irq,
.timer = &s3c24xx_timer,
- .restart = s3c2440_restart,
+ .restart = s3c244x_restart,
MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-at2440evb.c b/arch/arm/mach-s3c2440/mach-at2440evb.c
index d6a9763..d7ae49c 100644
--- a/arch/arm/mach-s3c2440/mach-at2440evb.c
+++ b/arch/arm/mach-s3c2440/mach-at2440evb.c
@@ -222,5 +222,5 @@
.init_machine = at2440evb_init,
.init_irq = s3c24xx_init_irq,
.timer = &s3c24xx_timer,
- .restart = s3c2440_restart,
+ .restart = s3c244x_restart,
MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c
index 5859e60..9a4a5bc 100644
--- a/arch/arm/mach-s3c2440/mach-gta02.c
+++ b/arch/arm/mach-s3c2440/mach-gta02.c
@@ -601,5 +601,5 @@
.init_irq = s3c24xx_init_irq,
.init_machine = gta02_machine_init,
.timer = &s3c24xx_timer,
- .restart = s3c2440_restart,
+ .restart = s3c244x_restart,
MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-mini2440.c b/arch/arm/mach-s3c2440/mach-mini2440.c
index adbbb85..5d66fb2 100644
--- a/arch/arm/mach-s3c2440/mach-mini2440.c
+++ b/arch/arm/mach-s3c2440/mach-mini2440.c
@@ -701,5 +701,5 @@
.init_machine = mini2440_init,
.init_irq = s3c24xx_init_irq,
.timer = &s3c24xx_timer,
- .restart = s3c2440_restart,
+ .restart = s3c244x_restart,
MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-nexcoder.c b/arch/arm/mach-s3c2440/mach-nexcoder.c
index 40eaf84..5198e3e 100644
--- a/arch/arm/mach-s3c2440/mach-nexcoder.c
+++ b/arch/arm/mach-s3c2440/mach-nexcoder.c
@@ -158,5 +158,5 @@
.init_machine = nexcoder_init,
.init_irq = s3c24xx_init_irq,
.timer = &s3c24xx_timer,
- .restart = s3c2440_restart,
+ .restart = s3c244x_restart,
MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-osiris.c b/arch/arm/mach-s3c2440/mach-osiris.c
index 4c480ef..c5daeb6 100644
--- a/arch/arm/mach-s3c2440/mach-osiris.c
+++ b/arch/arm/mach-s3c2440/mach-osiris.c
@@ -436,5 +436,5 @@
.init_irq = s3c24xx_init_irq,
.init_machine = osiris_init,
.timer = &s3c24xx_timer,
- .restart = s3c2440_restart,
+ .restart = s3c244x_restart,
MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-rx1950.c b/arch/arm/mach-s3c2440/mach-rx1950.c
index 80077f6..6f68abf 100644
--- a/arch/arm/mach-s3c2440/mach-rx1950.c
+++ b/arch/arm/mach-s3c2440/mach-rx1950.c
@@ -822,5 +822,5 @@
.init_irq = s3c24xx_init_irq,
.init_machine = rx1950_init_machine,
.timer = &s3c24xx_timer,
- .restart = s3c2440_restart,
+ .restart = s3c244x_restart,
MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-rx3715.c b/arch/arm/mach-s3c2440/mach-rx3715.c
index 20103ba..56af354 100644
--- a/arch/arm/mach-s3c2440/mach-rx3715.c
+++ b/arch/arm/mach-s3c2440/mach-rx3715.c
@@ -213,5 +213,5 @@
.init_irq = rx3715_init_irq,
.init_machine = rx3715_init_machine,
.timer = &s3c24xx_timer,
- .restart = s3c2440_restart,
+ .restart = s3c244x_restart,
MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-smdk2440.c b/arch/arm/mach-s3c2440/mach-smdk2440.c
index 1deb60d..83a1036 100644
--- a/arch/arm/mach-s3c2440/mach-smdk2440.c
+++ b/arch/arm/mach-s3c2440/mach-smdk2440.c
@@ -183,5 +183,5 @@
.map_io = smdk2440_map_io,
.init_machine = smdk2440_machine_init,
.timer = &s3c24xx_timer,
- .restart = s3c2440_restart,
+ .restart = s3c244x_restart,
MACHINE_END
diff --git a/arch/arm/mach-s3c2440/s3c2440.c b/arch/arm/mach-s3c2440/s3c2440.c
index 517623a..2b3dddb 100644
--- a/arch/arm/mach-s3c2440/s3c2440.c
+++ b/arch/arm/mach-s3c2440/s3c2440.c
@@ -35,7 +35,6 @@
#include <plat/cpu.h>
#include <plat/s3c244x.h>
#include <plat/pm.h>
-#include <plat/watchdog-reset.h>
#include <plat/gpio-core.h>
#include <plat/gpio-cfg.h>
@@ -74,15 +73,3 @@
s3c24xx_gpiocfg_default.set_pull = s3c24xx_gpio_setpull_1up;
s3c24xx_gpiocfg_default.get_pull = s3c24xx_gpio_getpull_1up;
}
-
-void s3c2440_restart(char mode, const char *cmd)
-{
- if (mode == 's') {
- soft_restart(0);
- }
-
- arch_wdt_reset();
-
- /* we'll take a jump through zero as a poor second */
- soft_restart(0);
-}
diff --git a/arch/arm/mach-s3c2440/s3c244x.c b/arch/arm/mach-s3c2440/s3c244x.c
index 36bc60f6..d15852f 100644
--- a/arch/arm/mach-s3c2440/s3c244x.c
+++ b/arch/arm/mach-s3c2440/s3c244x.c
@@ -46,6 +46,7 @@
#include <plat/pm.h>
#include <plat/pll.h>
#include <plat/nand-core.h>
+#include <plat/watchdog-reset.h>
static struct map_desc s3c244x_iodesc[] __initdata = {
IODESC_ENT(CLKPWR),
@@ -196,3 +197,14 @@
.suspend = s3c244x_suspend,
.resume = s3c244x_resume,
};
+
+void s3c244x_restart(char mode, const char *cmd)
+{
+ if (mode == 's')
+ soft_restart(0);
+
+ arch_wdt_reset();
+
+ /* we'll take a jump through zero as a poor second */
+ soft_restart(0);
+}
diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig
index 52af004..c59e8b8 100644
--- a/arch/arm/mach-ux500/Kconfig
+++ b/arch/arm/mach-ux500/Kconfig
@@ -5,7 +5,7 @@
default y
select ARM_GIC
select HAS_MTU
- select ARM_ERRATA_753970
+ select PL310_ERRATA_753970
select ARM_ERRATA_754322
select ARM_ERRATA_764369
diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig
index 9b3d0fb..88c3ba1 100644
--- a/arch/arm/mach-vexpress/Kconfig
+++ b/arch/arm/mach-vexpress/Kconfig
@@ -7,7 +7,7 @@
select ARM_GIC
select ARM_ERRATA_720789
select ARM_ERRATA_751472
- select ARM_ERRATA_753970
+ select PL310_ERRATA_753970
select HAVE_SMP
select MIGHT_HAVE_CACHE_L2X0
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 0404ccb..f1c8486 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -230,9 +230,7 @@
mcreq p15, 0, r10, c15, c0, 1 @ write diagnostic register
#endif
#ifdef CONFIG_ARM_ERRATA_743622
- teq r6, #0x20 @ present in r2p0
- teqne r6, #0x21 @ present in r2p1
- teqne r6, #0x22 @ present in r2p2
+ teq r5, #0x00200000 @ only present in r2p*
mrceq p15, 0, r10, c15, c0, 1 @ read diagnostic register
orreq r10, r10, #1 << 6 @ set bit #6
mcreq p15, 0, r10, c15, c0, 1 @ write diagnostic register
diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c
index 06383b5..4de7d1e 100644
--- a/arch/arm/plat-omap/common.c
+++ b/arch/arm/plat-omap/common.c
@@ -69,6 +69,7 @@
omap_vram_reserve_sdram_memblock();
omap_dsp_reserve_sdram_memblock();
omap_secure_ram_reserve_memblock();
+ omap_barrier_reserve_memblock();
}
void __init omap_init_consistent_dma_size(void)
diff --git a/arch/arm/plat-omap/include/plat/irqs.h b/arch/arm/plat-omap/include/plat/irqs.h
index 2efd645..37bbbbb 100644
--- a/arch/arm/plat-omap/include/plat/irqs.h
+++ b/arch/arm/plat-omap/include/plat/irqs.h
@@ -428,8 +428,16 @@
#define OMAP_GPMC_NR_IRQS 8
#define OMAP_GPMC_IRQ_END (OMAP_GPMC_IRQ_BASE + OMAP_GPMC_NR_IRQS)
+/* PRCM IRQ handler */
+#ifdef CONFIG_ARCH_OMAP2PLUS
+#define OMAP_PRCM_IRQ_BASE (OMAP_GPMC_IRQ_END)
+#define OMAP_PRCM_NR_IRQS 64
+#define OMAP_PRCM_IRQ_END (OMAP_PRCM_IRQ_BASE + OMAP_PRCM_NR_IRQS)
+#else
+#define OMAP_PRCM_IRQ_END OMAP_GPMC_IRQ_END
+#endif
-#define NR_IRQS OMAP_GPMC_IRQ_END
+#define NR_IRQS OMAP_PRCM_IRQ_END
#define OMAP_IRQ_BIT(irq) (1 << ((irq) % 32))
diff --git a/arch/arm/plat-omap/include/plat/omap-secure.h b/arch/arm/plat-omap/include/plat/omap-secure.h
index 3047ff9..8c7994c 100644
--- a/arch/arm/plat-omap/include/plat/omap-secure.h
+++ b/arch/arm/plat-omap/include/plat/omap-secure.h
@@ -10,4 +10,10 @@
{ }
#endif
+#ifdef CONFIG_OMAP4_ERRATA_I688
+extern int omap_barrier_reserve_memblock(void);
+#else
+static inline void omap_barrier_reserve_memblock(void)
+{ }
+#endif
#endif /* __OMAP_SECURE_H__ */
diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c
index 9fe3534..2bab4c9 100644
--- a/arch/arm/plat-s3c24xx/dma.c
+++ b/arch/arm/plat-s3c24xx/dma.c
@@ -1249,7 +1249,7 @@
struct s3c2410_dma_chan *cp = s3c2410_chans + dma_channels - 1;
int channel;
- for (channel = dma_channels - 1; channel >= 0; cp++, channel--)
+ for (channel = dma_channels - 1; channel >= 0; cp--, channel--)
s3c2410_dma_resume_chan(cp);
}
diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c
index f10768e..d21d744 100644
--- a/arch/arm/plat-samsung/devs.c
+++ b/arch/arm/plat-samsung/devs.c
@@ -1409,7 +1409,7 @@
#ifdef CONFIG_S3C_DEV_USB_HSOTG
static struct resource s3c_usb_hsotg_resources[] = {
- [0] = DEFINE_RES_MEM(S3C_PA_USB_HSOTG, SZ_16K),
+ [0] = DEFINE_RES_MEM(S3C_PA_USB_HSOTG, SZ_128K),
[1] = DEFINE_RES_IRQ(IRQ_OTG),
};
diff --git a/arch/arm/plat-spear/time.c b/arch/arm/plat-spear/time.c
index 0c77e42..abb5bde 100644
--- a/arch/arm/plat-spear/time.c
+++ b/arch/arm/plat-spear/time.c
@@ -145,11 +145,13 @@
static int clockevent_next_event(unsigned long cycles,
struct clock_event_device *clk_event_dev)
{
- u16 val;
+ u16 val = readw(gpt_base + CR(CLKEVT));
+
+ if (val & CTRL_ENABLE)
+ writew(val & ~CTRL_ENABLE, gpt_base + CR(CLKEVT));
writew(cycles, gpt_base + LOAD(CLKEVT));
- val = readw(gpt_base + CR(CLKEVT));
val |= CTRL_ENABLE | CTRL_INT_ENABLE;
writew(val, gpt_base + CR(CLKEVT));
diff --git a/arch/c6x/include/asm/processor.h b/arch/c6x/include/asm/processor.h
index 8154c4e..77ecbde 100644
--- a/arch/c6x/include/asm/processor.h
+++ b/arch/c6x/include/asm/processor.h
@@ -122,8 +122,8 @@
extern unsigned long get_wchan(struct task_struct *p);
-#define KSTK_EIP(tsk) (task_pt_regs(task)->pc)
-#define KSTK_ESP(tsk) (task_pt_regs(task)->sp)
+#define KSTK_EIP(task) (task_pt_regs(task)->pc)
+#define KSTK_ESP(task) (task_pt_regs(task)->sp)
#define cpu_relax() do { } while (0)
diff --git a/arch/mips/alchemy/common/time.c b/arch/mips/alchemy/common/time.c
index 7da4d00..a7193ae 100644
--- a/arch/mips/alchemy/common/time.c
+++ b/arch/mips/alchemy/common/time.c
@@ -146,7 +146,7 @@
cd->shift = 32;
cd->mult = div_sc(32768, NSEC_PER_SEC, cd->shift);
cd->max_delta_ns = clockevent_delta2ns(0xffffffff, cd);
- cd->min_delta_ns = clockevent_delta2ns(8, cd); /* ~0.25ms */
+ cd->min_delta_ns = clockevent_delta2ns(9, cd); /* ~0.28ms */
clockevents_register_device(cd);
setup_irq(m2int, &au1x_rtcmatch2_irqaction);
diff --git a/arch/mips/ath79/dev-wmac.c b/arch/mips/ath79/dev-wmac.c
index 24f5469..e215070 100644
--- a/arch/mips/ath79/dev-wmac.c
+++ b/arch/mips/ath79/dev-wmac.c
@@ -96,7 +96,7 @@
{
if (soc_is_ar913x())
ar913x_wmac_setup();
- if (soc_is_ar933x())
+ else if (soc_is_ar933x())
ar933x_wmac_setup();
else
BUG();
diff --git a/arch/mips/configs/nlm_xlp_defconfig b/arch/mips/configs/nlm_xlp_defconfig
index 4479fd6..28c6b27 100644
--- a/arch/mips/configs/nlm_xlp_defconfig
+++ b/arch/mips/configs/nlm_xlp_defconfig
@@ -8,7 +8,7 @@
# CONFIG_SECCOMP is not set
CONFIG_USE_OF=y
CONFIG_EXPERIMENTAL=y
-CONFIG_CROSS_COMPILE="mips-linux-gnu-"
+CONFIG_CROSS_COMPILE=""
# CONFIG_LOCALVERSION_AUTO is not set
CONFIG_SYSVIPC=y
CONFIG_POSIX_MQUEUE=y
@@ -22,7 +22,7 @@
CONFIG_CGROUPS=y
CONFIG_NAMESPACES=y
CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_SOURCE="usr/dev_file_list usr/rootfs.xlp"
+CONFIG_INITRAMFS_SOURCE=""
CONFIG_RD_BZIP2=y
CONFIG_RD_LZMA=y
CONFIG_INITRAMFS_COMPRESSION_LZMA=y
diff --git a/arch/mips/configs/nlm_xlr_defconfig b/arch/mips/configs/nlm_xlr_defconfig
index 7c68666..d0b857d 100644
--- a/arch/mips/configs/nlm_xlr_defconfig
+++ b/arch/mips/configs/nlm_xlr_defconfig
@@ -8,7 +8,7 @@
CONFIG_PREEMPT_VOLUNTARY=y
CONFIG_KEXEC=y
CONFIG_EXPERIMENTAL=y
-CONFIG_CROSS_COMPILE="mips-linux-gnu-"
+CONFIG_CROSS_COMPILE=""
# CONFIG_LOCALVERSION_AUTO is not set
CONFIG_SYSVIPC=y
CONFIG_POSIX_MQUEUE=y
@@ -22,7 +22,7 @@
CONFIG_NAMESPACES=y
CONFIG_SCHED_AUTOGROUP=y
CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_SOURCE="usr/dev_file_list usr/rootfs.xlr"
+CONFIG_INITRAMFS_SOURCE=""
CONFIG_RD_BZIP2=y
CONFIG_RD_LZMA=y
CONFIG_INITRAMFS_COMPRESSION_GZIP=y
diff --git a/arch/mips/configs/powertv_defconfig b/arch/mips/configs/powertv_defconfig
index 3b0b6e8..7fda0ce 100644
--- a/arch/mips/configs/powertv_defconfig
+++ b/arch/mips/configs/powertv_defconfig
@@ -6,7 +6,7 @@
CONFIG_PREEMPT=y
# CONFIG_SECCOMP is not set
CONFIG_EXPERIMENTAL=y
-CONFIG_CROSS_COMPILE="mips-linux-"
+CONFIG_CROSS_COMPILE=""
# CONFIG_SWAP is not set
CONFIG_SYSVIPC=y
CONFIG_LOG_BUF_SHIFT=16
diff --git a/arch/mips/include/asm/mach-au1x00/gpio-au1300.h b/arch/mips/include/asm/mach-au1x00/gpio-au1300.h
index 556e1be..fb9975c 100644
--- a/arch/mips/include/asm/mach-au1x00/gpio-au1300.h
+++ b/arch/mips/include/asm/mach-au1x00/gpio-au1300.h
@@ -11,6 +11,9 @@
#include <asm/io.h>
#include <asm/mach-au1x00/au1000.h>
+struct gpio;
+struct gpio_chip;
+
/* with the current GPIC design, up to 128 GPIOs are possible.
* The only implementation so far is in the Au1300, which has 75 externally
* available GPIOs.
@@ -203,7 +206,22 @@
return 0;
}
-static inline void gpio_free(unsigned int gpio)
+static inline int gpio_request_one(unsigned gpio,
+ unsigned long flags, const char *label)
+{
+ return 0;
+}
+
+static inline int gpio_request_array(struct gpio *array, size_t num)
+{
+ return 0;
+}
+
+static inline void gpio_free(unsigned gpio)
+{
+}
+
+static inline void gpio_free_array(struct gpio *array, size_t num)
{
}
diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h
index d417909..da9bd7d 100644
--- a/arch/mips/include/asm/page.h
+++ b/arch/mips/include/asm/page.h
@@ -39,9 +39,6 @@
#define HPAGE_MASK (~(HPAGE_SIZE - 1))
#define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
#else /* !CONFIG_HUGETLB_PAGE */
-# ifndef BUILD_BUG
-# define BUILD_BUG() do { extern void __build_bug(void); __build_bug(); } while (0)
-# endif
#define HPAGE_SHIFT ({BUILD_BUG(); 0; })
#define HPAGE_SIZE ({BUILD_BUG(); 0; })
#define HPAGE_MASK ({BUILD_BUG(); 0; })
diff --git a/arch/mips/kernel/smp-bmips.c b/arch/mips/kernel/smp-bmips.c
index 58fe71a..d5e950a 100644
--- a/arch/mips/kernel/smp-bmips.c
+++ b/arch/mips/kernel/smp-bmips.c
@@ -8,7 +8,6 @@
* SMP support for BMIPS
*/
-#include <linux/version.h>
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/mm.h>
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index cc4a3f1..d79ae54 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1135,7 +1135,7 @@
printk(KERN_DEBUG "YIELD Scheduler Exception\n");
break;
case 5:
- printk(KERN_DEBUG "Gating Storage Schedulier Exception\n");
+ printk(KERN_DEBUG "Gating Storage Scheduler Exception\n");
break;
default:
printk(KERN_DEBUG "*** UNKNOWN THREAD EXCEPTION %d ***\n",
diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S
index a81176f..924da5e 100644
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
@@ -69,7 +69,6 @@
RODATA
/* writeable */
- _sdata = .; /* Start of data section */
.data : { /* Data */
. = . + DATAOFFSET; /* for CONFIG_MAPPED_KERNEL */
diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c
index 937cf33..69ebd58 100644
--- a/arch/mips/mm/fault.c
+++ b/arch/mips/mm/fault.c
@@ -42,6 +42,8 @@
const int field = sizeof(unsigned long) * 2;
siginfo_t info;
int fault;
+ unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE |
+ (write ? FAULT_FLAG_WRITE : 0);
#if 0
printk("Cpu%d[%s:%d:%0*lx:%ld:%0*lx]\n", raw_smp_processor_id(),
@@ -91,6 +93,7 @@
if (in_atomic() || !mm)
goto bad_area_nosemaphore;
+retry:
down_read(&mm->mmap_sem);
vma = find_vma(mm, address);
if (!vma)
@@ -144,7 +147,11 @@
* make sure we exit gracefully rather than endlessly redo
* the fault.
*/
- fault = handle_mm_fault(mm, vma, address, write ? FAULT_FLAG_WRITE : 0);
+ fault = handle_mm_fault(mm, vma, address, flags);
+
+ if ((fault & VM_FAULT_RETRY) && fatal_signal_pending(current))
+ return;
+
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address);
if (unlikely(fault & VM_FAULT_ERROR)) {
if (fault & VM_FAULT_OOM)
@@ -153,12 +160,27 @@
goto do_sigbus;
BUG();
}
- if (fault & VM_FAULT_MAJOR) {
- perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, address);
- tsk->maj_flt++;
- } else {
- perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, address);
- tsk->min_flt++;
+ if (flags & FAULT_FLAG_ALLOW_RETRY) {
+ if (fault & VM_FAULT_MAJOR) {
+ perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1,
+ regs, address);
+ tsk->maj_flt++;
+ } else {
+ perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1,
+ regs, address);
+ tsk->min_flt++;
+ }
+ if (fault & VM_FAULT_RETRY) {
+ flags &= ~FAULT_FLAG_ALLOW_RETRY;
+
+ /*
+ * No need to up_read(&mm->mmap_sem) as we would
+ * have already released it in __lock_page_or_retry
+ * in mm/filemap.c.
+ */
+
+ goto retry;
+ }
}
up_read(&mm->mmap_sem);
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index aec2b11..1552150 100644
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -279,7 +279,6 @@
{
/* Propagate hose info into the subordinate devices. */
- struct list_head *ln;
struct pci_dev *dev = bus->self;
if (pci_probe_only && dev &&
@@ -288,9 +287,7 @@
pcibios_fixup_device_resources(dev, bus);
}
- for (ln = bus->devices.next; ln != &bus->devices; ln = ln->next) {
- dev = pci_dev_b(ln);
-
+ list_for_each_entry(dev, &bus->devices, bus_list) {
if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI)
pcibios_fixup_device_resources(dev, bus);
}
diff --git a/arch/mips/pmc-sierra/yosemite/ht-irq.c b/arch/mips/pmc-sierra/yosemite/ht-irq.c
index 86b98e9..62ead66 100644
--- a/arch/mips/pmc-sierra/yosemite/ht-irq.c
+++ b/arch/mips/pmc-sierra/yosemite/ht-irq.c
@@ -35,16 +35,6 @@
*/
void __init titan_ht_pcibios_fixup_bus(struct pci_bus *bus)
{
- struct pci_bus *current_bus = bus;
- struct pci_dev *devices;
- struct list_head *devices_link;
-
- list_for_each(devices_link, &(current_bus->devices)) {
- devices = pci_dev_b(devices_link);
- if (devices == NULL)
- continue;
- }
-
/*
* PLX and SPKT related changes go here
*/
diff --git a/arch/mips/txx9/generic/7segled.c b/arch/mips/txx9/generic/7segled.c
index 8e93b21..4642f56 100644
--- a/arch/mips/txx9/generic/7segled.c
+++ b/arch/mips/txx9/generic/7segled.c
@@ -102,7 +102,7 @@
break;
}
dev->id = i;
- dev->dev = &tx_7segled_subsys;
+ dev->bus = &tx_7segled_subsys;
error = device_register(dev);
if (!error) {
device_create_file(dev, &dev_attr_ascii);
diff --git a/arch/openrisc/include/asm/ptrace.h b/arch/openrisc/include/asm/ptrace.h
index 054537c..e612ce4 100644
--- a/arch/openrisc/include/asm/ptrace.h
+++ b/arch/openrisc/include/asm/ptrace.h
@@ -77,7 +77,6 @@
long syscallno; /* Syscall number (used by strace) */
long dummy; /* Cheap alignment fix */
};
-#endif /* __ASSEMBLY__ */
/* TODO: Rename this to REDZONE because that's what it is */
#define STACK_FRAME_OVERHEAD 128 /* size of minimum stack frame */
@@ -87,6 +86,13 @@
#define user_stack_pointer(regs) ((unsigned long)(regs)->sp)
#define profile_pc(regs) instruction_pointer(regs)
+static inline long regs_return_value(struct pt_regs *regs)
+{
+ return regs->gpr[11];
+}
+
+#endif /* __ASSEMBLY__ */
+
/*
* Offsets used by 'ptrace' system call interface.
*/
diff --git a/arch/openrisc/kernel/init_task.c b/arch/openrisc/kernel/init_task.c
index 45744a38..ca53408 100644
--- a/arch/openrisc/kernel/init_task.c
+++ b/arch/openrisc/kernel/init_task.c
@@ -17,6 +17,7 @@
#include <linux/init_task.h>
#include <linux/mqueue.h>
+#include <linux/export.h>
static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
diff --git a/arch/openrisc/kernel/irq.c b/arch/openrisc/kernel/irq.c
index 59b3023..4bfead2 100644
--- a/arch/openrisc/kernel/irq.c
+++ b/arch/openrisc/kernel/irq.c
@@ -23,6 +23,7 @@
#include <linux/irq.h>
#include <linux/seq_file.h>
#include <linux/kernel_stat.h>
+#include <linux/export.h>
#include <linux/irqflags.h>
diff --git a/arch/openrisc/kernel/ptrace.c b/arch/openrisc/kernel/ptrace.c
index 656b94b..7259047 100644
--- a/arch/openrisc/kernel/ptrace.c
+++ b/arch/openrisc/kernel/ptrace.c
@@ -188,11 +188,9 @@
*/
ret = -1L;
- /* Are these regs right??? */
- if (unlikely(current->audit_context))
- audit_syscall_entry(audit_arch(), regs->syscallno,
- regs->gpr[3], regs->gpr[4],
- regs->gpr[5], regs->gpr[6]);
+ audit_syscall_entry(audit_arch(), regs->syscallno,
+ regs->gpr[3], regs->gpr[4],
+ regs->gpr[5], regs->gpr[6]);
return ret ? : regs->syscallno;
}
@@ -201,9 +199,7 @@
{
int step;
- if (unlikely(current->audit_context))
- audit_syscall_exit(AUDITSC_RESULT(regs->gpr[11]),
- regs->gpr[11]);
+ audit_syscall_exit(regs);
step = test_thread_flag(TIF_SINGLESTEP);
if (step || test_thread_flag(TIF_SYSCALL_TRACE))
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index 55cca1d..19ab7b2 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -31,7 +31,11 @@
UTS_MACHINE := parisc64
CHECKFLAGS += -D__LP64__=1 -m64
WIDTH := 64
+
+# FIXME: if no default set, should really try to locate dynamically
+ifeq ($(CROSS_COMPILE),)
CROSS_COMPILE := hppa64-linux-gnu-
+endif
else # 32-bit
WIDTH :=
endif
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index d172758..6d99a5f 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -227,6 +227,9 @@
config SYSVIPC_COMPAT
def_bool y if COMPAT && SYSVIPC
+config KEYS_COMPAT
+ def_bool y if COMPAT && KEYS
+
config AUDIT_ARCH
def_bool y
diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
index 39f8fd4..c383ce4 100644
--- a/arch/s390/kernel/crash_dump.c
+++ b/arch/s390/kernel/crash_dump.c
@@ -11,7 +11,6 @@
#include <linux/module.h>
#include <linux/gfp.h>
#include <linux/slab.h>
-#include <linux/crash_dump.h>
#include <linux/bootmem.h>
#include <linux/elf.h>
#include <asm/ipl.h>
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index 5d63301..5023661 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -223,16 +223,38 @@
#ifdef CONFIG_MEMORY_HOTPLUG
int arch_add_memory(int nid, u64 start, u64 size)
{
- struct pglist_data *pgdat;
+ unsigned long zone_start_pfn, zone_end_pfn, nr_pages;
+ unsigned long start_pfn = PFN_DOWN(start);
+ unsigned long size_pages = PFN_DOWN(size);
struct zone *zone;
int rc;
- pgdat = NODE_DATA(nid);
- zone = pgdat->node_zones + ZONE_MOVABLE;
rc = vmem_add_mapping(start, size);
if (rc)
return rc;
- rc = __add_pages(nid, zone, PFN_DOWN(start), PFN_DOWN(size));
+ for_each_zone(zone) {
+ if (zone_idx(zone) != ZONE_MOVABLE) {
+ /* Add range within existing zone limits */
+ zone_start_pfn = zone->zone_start_pfn;
+ zone_end_pfn = zone->zone_start_pfn +
+ zone->spanned_pages;
+ } else {
+ /* Add remaining range to ZONE_MOVABLE */
+ zone_start_pfn = start_pfn;
+ zone_end_pfn = start_pfn + size_pages;
+ }
+ if (start_pfn < zone_start_pfn || start_pfn >= zone_end_pfn)
+ continue;
+ nr_pages = (start_pfn + size_pages > zone_end_pfn) ?
+ zone_end_pfn - start_pfn : size_pages;
+ rc = __add_pages(nid, zone, start_pfn, nr_pages);
+ if (rc)
+ break;
+ start_pfn += nr_pages;
+ size_pages -= nr_pages;
+ if (!size_pages)
+ break;
+ }
if (rc)
vmem_remove_mapping(start, size);
return rc;
diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c
index fd84387..39e4909 100644
--- a/arch/x86/ia32/ia32_aout.c
+++ b/arch/x86/ia32/ia32_aout.c
@@ -315,6 +315,13 @@
current->mm->free_area_cache = TASK_UNMAPPED_BASE;
current->mm->cached_hole_size = 0;
+ retval = setup_arg_pages(bprm, IA32_STACK_TOP, EXSTACK_DEFAULT);
+ if (retval < 0) {
+ /* Someone check-me: is this error path enough? */
+ send_sig(SIGKILL, current, 0);
+ return retval;
+ }
+
install_exec_creds(bprm);
current->flags &= ~PF_FORKNOEXEC;
@@ -410,13 +417,6 @@
set_brk(current->mm->start_brk, current->mm->brk);
- retval = setup_arg_pages(bprm, IA32_STACK_TOP, EXSTACK_DEFAULT);
- if (retval < 0) {
- /* Someone check-me: is this error path enough? */
- send_sig(SIGKILL, current, 0);
- return retval;
- }
-
current->mm->start_stack =
(unsigned long)create_aout_tables((char __user *)bprm->p, bprm);
/* start thread */
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index 5369059..532d2e0 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -69,6 +69,7 @@
obj-$(CONFIG_KEXEC) += relocate_kernel_$(BITS).o crash.o
obj-$(CONFIG_CRASH_DUMP) += crash_dump_$(BITS).o
obj-$(CONFIG_KPROBES) += kprobes.o
+obj-$(CONFIG_OPTPROBES) += kprobes-opt.o
obj-$(CONFIG_MODULES) += module.o
obj-$(CONFIG_DOUBLEFAULT) += doublefault_32.o
obj-$(CONFIG_KGDB) += kgdb.o
diff --git a/arch/x86/kernel/cpu/perf_event.h b/arch/x86/kernel/cpu/perf_event.h
index 74387c1..8484e77 100644
--- a/arch/x86/kernel/cpu/perf_event.h
+++ b/arch/x86/kernel/cpu/perf_event.h
@@ -271,6 +271,29 @@
void (*func)(void);
};
+union x86_pmu_config {
+ struct {
+ u64 event:8,
+ umask:8,
+ usr:1,
+ os:1,
+ edge:1,
+ pc:1,
+ interrupt:1,
+ __reserved1:1,
+ en:1,
+ inv:1,
+ cmask:8,
+ event2:4,
+ __reserved2:4,
+ go:1,
+ ho:1;
+ } bits;
+ u64 value;
+};
+
+#define X86_CONFIG(args...) ((union x86_pmu_config){.bits = {args}}).value
+
/*
* struct x86_pmu - generic x86 pmu
*/
diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
index 6627089..6a84e7f 100644
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -385,14 +385,15 @@
#define NHM_LOCAL_DRAM (1 << 14)
#define NHM_NON_DRAM (1 << 15)
-#define NHM_ALL_DRAM (NHM_REMOTE_DRAM|NHM_LOCAL_DRAM)
+#define NHM_LOCAL (NHM_LOCAL_DRAM|NHM_REMOTE_CACHE_FWD)
+#define NHM_REMOTE (NHM_REMOTE_DRAM)
#define NHM_DMND_READ (NHM_DMND_DATA_RD)
#define NHM_DMND_WRITE (NHM_DMND_RFO|NHM_DMND_WB)
#define NHM_DMND_PREFETCH (NHM_PF_DATA_RD|NHM_PF_DATA_RFO)
#define NHM_L3_HIT (NHM_UNCORE_HIT|NHM_OTHER_CORE_HIT_SNP|NHM_OTHER_CORE_HITM)
-#define NHM_L3_MISS (NHM_NON_DRAM|NHM_ALL_DRAM|NHM_REMOTE_CACHE_FWD)
+#define NHM_L3_MISS (NHM_NON_DRAM|NHM_LOCAL_DRAM|NHM_REMOTE_DRAM|NHM_REMOTE_CACHE_FWD)
#define NHM_L3_ACCESS (NHM_L3_HIT|NHM_L3_MISS)
static __initconst const u64 nehalem_hw_cache_extra_regs
@@ -416,16 +417,16 @@
},
[ C(NODE) ] = {
[ C(OP_READ) ] = {
- [ C(RESULT_ACCESS) ] = NHM_DMND_READ|NHM_ALL_DRAM,
- [ C(RESULT_MISS) ] = NHM_DMND_READ|NHM_REMOTE_DRAM,
+ [ C(RESULT_ACCESS) ] = NHM_DMND_READ|NHM_LOCAL|NHM_REMOTE,
+ [ C(RESULT_MISS) ] = NHM_DMND_READ|NHM_REMOTE,
},
[ C(OP_WRITE) ] = {
- [ C(RESULT_ACCESS) ] = NHM_DMND_WRITE|NHM_ALL_DRAM,
- [ C(RESULT_MISS) ] = NHM_DMND_WRITE|NHM_REMOTE_DRAM,
+ [ C(RESULT_ACCESS) ] = NHM_DMND_WRITE|NHM_LOCAL|NHM_REMOTE,
+ [ C(RESULT_MISS) ] = NHM_DMND_WRITE|NHM_REMOTE,
},
[ C(OP_PREFETCH) ] = {
- [ C(RESULT_ACCESS) ] = NHM_DMND_PREFETCH|NHM_ALL_DRAM,
- [ C(RESULT_MISS) ] = NHM_DMND_PREFETCH|NHM_REMOTE_DRAM,
+ [ C(RESULT_ACCESS) ] = NHM_DMND_PREFETCH|NHM_LOCAL|NHM_REMOTE,
+ [ C(RESULT_MISS) ] = NHM_DMND_PREFETCH|NHM_REMOTE,
},
},
};
@@ -1328,7 +1329,8 @@
*
* Thereby we gain a PEBS capable cycle counter.
*/
- u64 alt_config = 0x108000c0; /* INST_RETIRED.TOTAL_CYCLES */
+ u64 alt_config = X86_CONFIG(.event=0xc0, .inv=1, .cmask=16);
+
alt_config |= (event->hw.config & ~X86_RAW_EVENT_MASK);
event->hw.config = alt_config;
@@ -1755,9 +1757,11 @@
x86_pmu.extra_regs = intel_nehalem_extra_regs;
/* UOPS_ISSUED.STALLED_CYCLES */
- intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = 0x180010e;
+ intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] =
+ X86_CONFIG(.event=0x0e, .umask=0x01, .inv=1, .cmask=1);
/* UOPS_EXECUTED.CORE_ACTIVE_CYCLES,c=1,i=1 */
- intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = 0x1803fb1;
+ intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_BACKEND] =
+ X86_CONFIG(.event=0xb1, .umask=0x3f, .inv=1, .cmask=1);
x86_add_quirk(intel_nehalem_quirk);
@@ -1792,9 +1796,11 @@
x86_pmu.er_flags |= ERF_HAS_RSP_1;
/* UOPS_ISSUED.STALLED_CYCLES */
- intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = 0x180010e;
+ intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] =
+ X86_CONFIG(.event=0x0e, .umask=0x01, .inv=1, .cmask=1);
/* UOPS_EXECUTED.CORE_ACTIVE_CYCLES,c=1,i=1 */
- intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = 0x1803fb1;
+ intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_BACKEND] =
+ X86_CONFIG(.event=0xb1, .umask=0x3f, .inv=1, .cmask=1);
pr_cont("Westmere events, ");
break;
@@ -1815,9 +1821,11 @@
x86_pmu.er_flags |= ERF_NO_HT_SHARING;
/* UOPS_ISSUED.ANY,c=1,i=1 to count stall cycles */
- intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = 0x180010e;
+ intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] =
+ X86_CONFIG(.event=0x0e, .umask=0x01, .inv=1, .cmask=1);
/* UOPS_DISPATCHED.THREAD,c=1,i=1 to count stall cycles*/
- intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = 0x18001b1;
+ intel_perfmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_BACKEND] =
+ X86_CONFIG(.event=0xb1, .umask=0x01, .inv=1, .cmask=1);
pr_cont("SandyBridge events, ");
break;
diff --git a/arch/x86/kernel/kprobes-common.h b/arch/x86/kernel/kprobes-common.h
new file mode 100644
index 0000000..3230b68
--- /dev/null
+++ b/arch/x86/kernel/kprobes-common.h
@@ -0,0 +1,102 @@
+#ifndef __X86_KERNEL_KPROBES_COMMON_H
+#define __X86_KERNEL_KPROBES_COMMON_H
+
+/* Kprobes and Optprobes common header */
+
+#ifdef CONFIG_X86_64
+#define SAVE_REGS_STRING \
+ /* Skip cs, ip, orig_ax. */ \
+ " subq $24, %rsp\n" \
+ " pushq %rdi\n" \
+ " pushq %rsi\n" \
+ " pushq %rdx\n" \
+ " pushq %rcx\n" \
+ " pushq %rax\n" \
+ " pushq %r8\n" \
+ " pushq %r9\n" \
+ " pushq %r10\n" \
+ " pushq %r11\n" \
+ " pushq %rbx\n" \
+ " pushq %rbp\n" \
+ " pushq %r12\n" \
+ " pushq %r13\n" \
+ " pushq %r14\n" \
+ " pushq %r15\n"
+#define RESTORE_REGS_STRING \
+ " popq %r15\n" \
+ " popq %r14\n" \
+ " popq %r13\n" \
+ " popq %r12\n" \
+ " popq %rbp\n" \
+ " popq %rbx\n" \
+ " popq %r11\n" \
+ " popq %r10\n" \
+ " popq %r9\n" \
+ " popq %r8\n" \
+ " popq %rax\n" \
+ " popq %rcx\n" \
+ " popq %rdx\n" \
+ " popq %rsi\n" \
+ " popq %rdi\n" \
+ /* Skip orig_ax, ip, cs */ \
+ " addq $24, %rsp\n"
+#else
+#define SAVE_REGS_STRING \
+ /* Skip cs, ip, orig_ax and gs. */ \
+ " subl $16, %esp\n" \
+ " pushl %fs\n" \
+ " pushl %es\n" \
+ " pushl %ds\n" \
+ " pushl %eax\n" \
+ " pushl %ebp\n" \
+ " pushl %edi\n" \
+ " pushl %esi\n" \
+ " pushl %edx\n" \
+ " pushl %ecx\n" \
+ " pushl %ebx\n"
+#define RESTORE_REGS_STRING \
+ " popl %ebx\n" \
+ " popl %ecx\n" \
+ " popl %edx\n" \
+ " popl %esi\n" \
+ " popl %edi\n" \
+ " popl %ebp\n" \
+ " popl %eax\n" \
+ /* Skip ds, es, fs, gs, orig_ax, and ip. Note: don't pop cs here*/\
+ " addl $24, %esp\n"
+#endif
+
+/* Ensure if the instruction can be boostable */
+extern int can_boost(kprobe_opcode_t *instruction);
+/* Recover instruction if given address is probed */
+extern unsigned long recover_probed_instruction(kprobe_opcode_t *buf,
+ unsigned long addr);
+/*
+ * Copy an instruction and adjust the displacement if the instruction
+ * uses the %rip-relative addressing mode.
+ */
+extern int __copy_instruction(u8 *dest, u8 *src);
+
+/* Generate a relative-jump/call instruction */
+extern void synthesize_reljump(void *from, void *to);
+extern void synthesize_relcall(void *from, void *to);
+
+#ifdef CONFIG_OPTPROBES
+extern int arch_init_optprobes(void);
+extern int setup_detour_execution(struct kprobe *p, struct pt_regs *regs, int reenter);
+extern unsigned long __recover_optprobed_insn(kprobe_opcode_t *buf, unsigned long addr);
+#else /* !CONFIG_OPTPROBES */
+static inline int arch_init_optprobes(void)
+{
+ return 0;
+}
+static inline int setup_detour_execution(struct kprobe *p, struct pt_regs *regs, int reenter)
+{
+ return 0;
+}
+static inline unsigned long __recover_optprobed_insn(kprobe_opcode_t *buf, unsigned long addr)
+{
+ return addr;
+}
+#endif
+#endif
diff --git a/arch/x86/kernel/kprobes-opt.c b/arch/x86/kernel/kprobes-opt.c
new file mode 100644
index 0000000..c5e410e
--- /dev/null
+++ b/arch/x86/kernel/kprobes-opt.c
@@ -0,0 +1,512 @@
+/*
+ * Kernel Probes Jump Optimization (Optprobes)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * Copyright (C) IBM Corporation, 2002, 2004
+ * Copyright (C) Hitachi Ltd., 2012
+ */
+#include <linux/kprobes.h>
+#include <linux/ptrace.h>
+#include <linux/string.h>
+#include <linux/slab.h>
+#include <linux/hardirq.h>
+#include <linux/preempt.h>
+#include <linux/module.h>
+#include <linux/kdebug.h>
+#include <linux/kallsyms.h>
+#include <linux/ftrace.h>
+
+#include <asm/cacheflush.h>
+#include <asm/desc.h>
+#include <asm/pgtable.h>
+#include <asm/uaccess.h>
+#include <asm/alternative.h>
+#include <asm/insn.h>
+#include <asm/debugreg.h>
+
+#include "kprobes-common.h"
+
+unsigned long __recover_optprobed_insn(kprobe_opcode_t *buf, unsigned long addr)
+{
+ struct optimized_kprobe *op;
+ struct kprobe *kp;
+ long offs;
+ int i;
+
+ for (i = 0; i < RELATIVEJUMP_SIZE; i++) {
+ kp = get_kprobe((void *)addr - i);
+ /* This function only handles jump-optimized kprobe */
+ if (kp && kprobe_optimized(kp)) {
+ op = container_of(kp, struct optimized_kprobe, kp);
+ /* If op->list is not empty, op is under optimizing */
+ if (list_empty(&op->list))
+ goto found;
+ }
+ }
+
+ return addr;
+found:
+ /*
+ * If the kprobe can be optimized, original bytes which can be
+ * overwritten by jump destination address. In this case, original
+ * bytes must be recovered from op->optinsn.copied_insn buffer.
+ */
+ memcpy(buf, (void *)addr, MAX_INSN_SIZE * sizeof(kprobe_opcode_t));
+ if (addr == (unsigned long)kp->addr) {
+ buf[0] = kp->opcode;
+ memcpy(buf + 1, op->optinsn.copied_insn, RELATIVE_ADDR_SIZE);
+ } else {
+ offs = addr - (unsigned long)kp->addr - 1;
+ memcpy(buf, op->optinsn.copied_insn + offs, RELATIVE_ADDR_SIZE - offs);
+ }
+
+ return (unsigned long)buf;
+}
+
+/* Insert a move instruction which sets a pointer to eax/rdi (1st arg). */
+static void __kprobes synthesize_set_arg1(kprobe_opcode_t *addr, unsigned long val)
+{
+#ifdef CONFIG_X86_64
+ *addr++ = 0x48;
+ *addr++ = 0xbf;
+#else
+ *addr++ = 0xb8;
+#endif
+ *(unsigned long *)addr = val;
+}
+
+static void __used __kprobes kprobes_optinsn_template_holder(void)
+{
+ asm volatile (
+ ".global optprobe_template_entry\n"
+ "optprobe_template_entry:\n"
+#ifdef CONFIG_X86_64
+ /* We don't bother saving the ss register */
+ " pushq %rsp\n"
+ " pushfq\n"
+ SAVE_REGS_STRING
+ " movq %rsp, %rsi\n"
+ ".global optprobe_template_val\n"
+ "optprobe_template_val:\n"
+ ASM_NOP5
+ ASM_NOP5
+ ".global optprobe_template_call\n"
+ "optprobe_template_call:\n"
+ ASM_NOP5
+ /* Move flags to rsp */
+ " movq 144(%rsp), %rdx\n"
+ " movq %rdx, 152(%rsp)\n"
+ RESTORE_REGS_STRING
+ /* Skip flags entry */
+ " addq $8, %rsp\n"
+ " popfq\n"
+#else /* CONFIG_X86_32 */
+ " pushf\n"
+ SAVE_REGS_STRING
+ " movl %esp, %edx\n"
+ ".global optprobe_template_val\n"
+ "optprobe_template_val:\n"
+ ASM_NOP5
+ ".global optprobe_template_call\n"
+ "optprobe_template_call:\n"
+ ASM_NOP5
+ RESTORE_REGS_STRING
+ " addl $4, %esp\n" /* skip cs */
+ " popf\n"
+#endif
+ ".global optprobe_template_end\n"
+ "optprobe_template_end:\n");
+}
+
+#define TMPL_MOVE_IDX \
+ ((long)&optprobe_template_val - (long)&optprobe_template_entry)
+#define TMPL_CALL_IDX \
+ ((long)&optprobe_template_call - (long)&optprobe_template_entry)
+#define TMPL_END_IDX \
+ ((long)&optprobe_template_end - (long)&optprobe_template_entry)
+
+#define INT3_SIZE sizeof(kprobe_opcode_t)
+
+/* Optimized kprobe call back function: called from optinsn */
+static void __kprobes optimized_callback(struct optimized_kprobe *op, struct pt_regs *regs)
+{
+ struct kprobe_ctlblk *kcb = get_kprobe_ctlblk();
+ unsigned long flags;
+
+ /* This is possible if op is under delayed unoptimizing */
+ if (kprobe_disabled(&op->kp))
+ return;
+
+ local_irq_save(flags);
+ if (kprobe_running()) {
+ kprobes_inc_nmissed_count(&op->kp);
+ } else {
+ /* Save skipped registers */
+#ifdef CONFIG_X86_64
+ regs->cs = __KERNEL_CS;
+#else
+ regs->cs = __KERNEL_CS | get_kernel_rpl();
+ regs->gs = 0;
+#endif
+ regs->ip = (unsigned long)op->kp.addr + INT3_SIZE;
+ regs->orig_ax = ~0UL;
+
+ __this_cpu_write(current_kprobe, &op->kp);
+ kcb->kprobe_status = KPROBE_HIT_ACTIVE;
+ opt_pre_handler(&op->kp, regs);
+ __this_cpu_write(current_kprobe, NULL);
+ }
+ local_irq_restore(flags);
+}
+
+static int __kprobes copy_optimized_instructions(u8 *dest, u8 *src)
+{
+ int len = 0, ret;
+
+ while (len < RELATIVEJUMP_SIZE) {
+ ret = __copy_instruction(dest + len, src + len);
+ if (!ret || !can_boost(dest + len))
+ return -EINVAL;
+ len += ret;
+ }
+ /* Check whether the address range is reserved */
+ if (ftrace_text_reserved(src, src + len - 1) ||
+ alternatives_text_reserved(src, src + len - 1) ||
+ jump_label_text_reserved(src, src + len - 1))
+ return -EBUSY;
+
+ return len;
+}
+
+/* Check whether insn is indirect jump */
+static int __kprobes insn_is_indirect_jump(struct insn *insn)
+{
+ return ((insn->opcode.bytes[0] == 0xff &&
+ (X86_MODRM_REG(insn->modrm.value) & 6) == 4) || /* Jump */
+ insn->opcode.bytes[0] == 0xea); /* Segment based jump */
+}
+
+/* Check whether insn jumps into specified address range */
+static int insn_jump_into_range(struct insn *insn, unsigned long start, int len)
+{
+ unsigned long target = 0;
+
+ switch (insn->opcode.bytes[0]) {
+ case 0xe0: /* loopne */
+ case 0xe1: /* loope */
+ case 0xe2: /* loop */
+ case 0xe3: /* jcxz */
+ case 0xe9: /* near relative jump */
+ case 0xeb: /* short relative jump */
+ break;
+ case 0x0f:
+ if ((insn->opcode.bytes[1] & 0xf0) == 0x80) /* jcc near */
+ break;
+ return 0;
+ default:
+ if ((insn->opcode.bytes[0] & 0xf0) == 0x70) /* jcc short */
+ break;
+ return 0;
+ }
+ target = (unsigned long)insn->next_byte + insn->immediate.value;
+
+ return (start <= target && target <= start + len);
+}
+
+/* Decode whole function to ensure any instructions don't jump into target */
+static int __kprobes can_optimize(unsigned long paddr)
+{
+ unsigned long addr, size = 0, offset = 0;
+ struct insn insn;
+ kprobe_opcode_t buf[MAX_INSN_SIZE];
+
+ /* Lookup symbol including addr */
+ if (!kallsyms_lookup_size_offset(paddr, &size, &offset))
+ return 0;
+
+ /*
+ * Do not optimize in the entry code due to the unstable
+ * stack handling.
+ */
+ if ((paddr >= (unsigned long)__entry_text_start) &&
+ (paddr < (unsigned long)__entry_text_end))
+ return 0;
+
+ /* Check there is enough space for a relative jump. */
+ if (size - offset < RELATIVEJUMP_SIZE)
+ return 0;
+
+ /* Decode instructions */
+ addr = paddr - offset;
+ while (addr < paddr - offset + size) { /* Decode until function end */
+ if (search_exception_tables(addr))
+ /*
+ * Since some fixup code will jumps into this function,
+ * we can't optimize kprobe in this function.
+ */
+ return 0;
+ kernel_insn_init(&insn, (void *)recover_probed_instruction(buf, addr));
+ insn_get_length(&insn);
+ /* Another subsystem puts a breakpoint */
+ if (insn.opcode.bytes[0] == BREAKPOINT_INSTRUCTION)
+ return 0;
+ /* Recover address */
+ insn.kaddr = (void *)addr;
+ insn.next_byte = (void *)(addr + insn.length);
+ /* Check any instructions don't jump into target */
+ if (insn_is_indirect_jump(&insn) ||
+ insn_jump_into_range(&insn, paddr + INT3_SIZE,
+ RELATIVE_ADDR_SIZE))
+ return 0;
+ addr += insn.length;
+ }
+
+ return 1;
+}
+
+/* Check optimized_kprobe can actually be optimized. */
+int __kprobes arch_check_optimized_kprobe(struct optimized_kprobe *op)
+{
+ int i;
+ struct kprobe *p;
+
+ for (i = 1; i < op->optinsn.size; i++) {
+ p = get_kprobe(op->kp.addr + i);
+ if (p && !kprobe_disabled(p))
+ return -EEXIST;
+ }
+
+ return 0;
+}
+
+/* Check the addr is within the optimized instructions. */
+int __kprobes
+arch_within_optimized_kprobe(struct optimized_kprobe *op, unsigned long addr)
+{
+ return ((unsigned long)op->kp.addr <= addr &&
+ (unsigned long)op->kp.addr + op->optinsn.size > addr);
+}
+
+/* Free optimized instruction slot */
+static __kprobes
+void __arch_remove_optimized_kprobe(struct optimized_kprobe *op, int dirty)
+{
+ if (op->optinsn.insn) {
+ free_optinsn_slot(op->optinsn.insn, dirty);
+ op->optinsn.insn = NULL;
+ op->optinsn.size = 0;
+ }
+}
+
+void __kprobes arch_remove_optimized_kprobe(struct optimized_kprobe *op)
+{
+ __arch_remove_optimized_kprobe(op, 1);
+}
+
+/*
+ * Copy replacing target instructions
+ * Target instructions MUST be relocatable (checked inside)
+ * This is called when new aggr(opt)probe is allocated or reused.
+ */
+int __kprobes arch_prepare_optimized_kprobe(struct optimized_kprobe *op)
+{
+ u8 *buf;
+ int ret;
+ long rel;
+
+ if (!can_optimize((unsigned long)op->kp.addr))
+ return -EILSEQ;
+
+ op->optinsn.insn = get_optinsn_slot();
+ if (!op->optinsn.insn)
+ return -ENOMEM;
+
+ /*
+ * Verify if the address gap is in 2GB range, because this uses
+ * a relative jump.
+ */
+ rel = (long)op->optinsn.insn - (long)op->kp.addr + RELATIVEJUMP_SIZE;
+ if (abs(rel) > 0x7fffffff)
+ return -ERANGE;
+
+ buf = (u8 *)op->optinsn.insn;
+
+ /* Copy instructions into the out-of-line buffer */
+ ret = copy_optimized_instructions(buf + TMPL_END_IDX, op->kp.addr);
+ if (ret < 0) {
+ __arch_remove_optimized_kprobe(op, 0);
+ return ret;
+ }
+ op->optinsn.size = ret;
+
+ /* Copy arch-dep-instance from template */
+ memcpy(buf, &optprobe_template_entry, TMPL_END_IDX);
+
+ /* Set probe information */
+ synthesize_set_arg1(buf + TMPL_MOVE_IDX, (unsigned long)op);
+
+ /* Set probe function call */
+ synthesize_relcall(buf + TMPL_CALL_IDX, optimized_callback);
+
+ /* Set returning jmp instruction at the tail of out-of-line buffer */
+ synthesize_reljump(buf + TMPL_END_IDX + op->optinsn.size,
+ (u8 *)op->kp.addr + op->optinsn.size);
+
+ flush_icache_range((unsigned long) buf,
+ (unsigned long) buf + TMPL_END_IDX +
+ op->optinsn.size + RELATIVEJUMP_SIZE);
+ return 0;
+}
+
+#define MAX_OPTIMIZE_PROBES 256
+static struct text_poke_param *jump_poke_params;
+static struct jump_poke_buffer {
+ u8 buf[RELATIVEJUMP_SIZE];
+} *jump_poke_bufs;
+
+static void __kprobes setup_optimize_kprobe(struct text_poke_param *tprm,
+ u8 *insn_buf,
+ struct optimized_kprobe *op)
+{
+ s32 rel = (s32)((long)op->optinsn.insn -
+ ((long)op->kp.addr + RELATIVEJUMP_SIZE));
+
+ /* Backup instructions which will be replaced by jump address */
+ memcpy(op->optinsn.copied_insn, op->kp.addr + INT3_SIZE,
+ RELATIVE_ADDR_SIZE);
+
+ insn_buf[0] = RELATIVEJUMP_OPCODE;
+ *(s32 *)(&insn_buf[1]) = rel;
+
+ tprm->addr = op->kp.addr;
+ tprm->opcode = insn_buf;
+ tprm->len = RELATIVEJUMP_SIZE;
+}
+
+/*
+ * Replace breakpoints (int3) with relative jumps.
+ * Caller must call with locking kprobe_mutex and text_mutex.
+ */
+void __kprobes arch_optimize_kprobes(struct list_head *oplist)
+{
+ struct optimized_kprobe *op, *tmp;
+ int c = 0;
+
+ list_for_each_entry_safe(op, tmp, oplist, list) {
+ WARN_ON(kprobe_disabled(&op->kp));
+ /* Setup param */
+ setup_optimize_kprobe(&jump_poke_params[c],
+ jump_poke_bufs[c].buf, op);
+ list_del_init(&op->list);
+ if (++c >= MAX_OPTIMIZE_PROBES)
+ break;
+ }
+
+ /*
+ * text_poke_smp doesn't support NMI/MCE code modifying.
+ * However, since kprobes itself also doesn't support NMI/MCE
+ * code probing, it's not a problem.
+ */
+ text_poke_smp_batch(jump_poke_params, c);
+}
+
+static void __kprobes setup_unoptimize_kprobe(struct text_poke_param *tprm,
+ u8 *insn_buf,
+ struct optimized_kprobe *op)
+{
+ /* Set int3 to first byte for kprobes */
+ insn_buf[0] = BREAKPOINT_INSTRUCTION;
+ memcpy(insn_buf + 1, op->optinsn.copied_insn, RELATIVE_ADDR_SIZE);
+
+ tprm->addr = op->kp.addr;
+ tprm->opcode = insn_buf;
+ tprm->len = RELATIVEJUMP_SIZE;
+}
+
+/*
+ * Recover original instructions and breakpoints from relative jumps.
+ * Caller must call with locking kprobe_mutex.
+ */
+extern void arch_unoptimize_kprobes(struct list_head *oplist,
+ struct list_head *done_list)
+{
+ struct optimized_kprobe *op, *tmp;
+ int c = 0;
+
+ list_for_each_entry_safe(op, tmp, oplist, list) {
+ /* Setup param */
+ setup_unoptimize_kprobe(&jump_poke_params[c],
+ jump_poke_bufs[c].buf, op);
+ list_move(&op->list, done_list);
+ if (++c >= MAX_OPTIMIZE_PROBES)
+ break;
+ }
+
+ /*
+ * text_poke_smp doesn't support NMI/MCE code modifying.
+ * However, since kprobes itself also doesn't support NMI/MCE
+ * code probing, it's not a problem.
+ */
+ text_poke_smp_batch(jump_poke_params, c);
+}
+
+/* Replace a relative jump with a breakpoint (int3). */
+void __kprobes arch_unoptimize_kprobe(struct optimized_kprobe *op)
+{
+ u8 buf[RELATIVEJUMP_SIZE];
+
+ /* Set int3 to first byte for kprobes */
+ buf[0] = BREAKPOINT_INSTRUCTION;
+ memcpy(buf + 1, op->optinsn.copied_insn, RELATIVE_ADDR_SIZE);
+ text_poke_smp(op->kp.addr, buf, RELATIVEJUMP_SIZE);
+}
+
+int __kprobes
+setup_detour_execution(struct kprobe *p, struct pt_regs *regs, int reenter)
+{
+ struct optimized_kprobe *op;
+
+ if (p->flags & KPROBE_FLAG_OPTIMIZED) {
+ /* This kprobe is really able to run optimized path. */
+ op = container_of(p, struct optimized_kprobe, kp);
+ /* Detour through copied instructions */
+ regs->ip = (unsigned long)op->optinsn.insn + TMPL_END_IDX;
+ if (!reenter)
+ reset_current_kprobe();
+ preempt_enable_no_resched();
+ return 1;
+ }
+ return 0;
+}
+
+int __kprobes arch_init_optprobes(void)
+{
+ /* Allocate code buffer and parameter array */
+ jump_poke_bufs = kmalloc(sizeof(struct jump_poke_buffer) *
+ MAX_OPTIMIZE_PROBES, GFP_KERNEL);
+ if (!jump_poke_bufs)
+ return -ENOMEM;
+
+ jump_poke_params = kmalloc(sizeof(struct text_poke_param) *
+ MAX_OPTIMIZE_PROBES, GFP_KERNEL);
+ if (!jump_poke_params) {
+ kfree(jump_poke_bufs);
+ jump_poke_bufs = NULL;
+ return -ENOMEM;
+ }
+
+ return 0;
+}
diff --git a/arch/x86/kernel/kprobes.c b/arch/x86/kernel/kprobes.c
index 7da647d..e213fc8 100644
--- a/arch/x86/kernel/kprobes.c
+++ b/arch/x86/kernel/kprobes.c
@@ -30,16 +30,15 @@
* <jkenisto@us.ibm.com> and Prasanna S Panchamukhi
* <prasanna@in.ibm.com> added function-return probes.
* 2005-May Rusty Lynch <rusty.lynch@intel.com>
- * Added function return probes functionality
+ * Added function return probes functionality
* 2006-Feb Masami Hiramatsu <hiramatu@sdl.hitachi.co.jp> added
- * kprobe-booster and kretprobe-booster for i386.
+ * kprobe-booster and kretprobe-booster for i386.
* 2007-Dec Masami Hiramatsu <mhiramat@redhat.com> added kprobe-booster
- * and kretprobe-booster for x86-64
+ * and kretprobe-booster for x86-64
* 2007-Dec Masami Hiramatsu <mhiramat@redhat.com>, Arjan van de Ven
- * <arjan@infradead.org> and Jim Keniston <jkenisto@us.ibm.com>
- * unified x86 kprobes code.
+ * <arjan@infradead.org> and Jim Keniston <jkenisto@us.ibm.com>
+ * unified x86 kprobes code.
*/
-
#include <linux/kprobes.h>
#include <linux/ptrace.h>
#include <linux/string.h>
@@ -59,6 +58,8 @@
#include <asm/insn.h>
#include <asm/debugreg.h>
+#include "kprobes-common.h"
+
void jprobe_return_end(void);
DEFINE_PER_CPU(struct kprobe *, current_kprobe) = NULL;
@@ -108,6 +109,7 @@
doesn't switch kernel stack.*/
{NULL, NULL} /* Terminator */
};
+
const int kretprobe_blacklist_size = ARRAY_SIZE(kretprobe_blacklist);
static void __kprobes __synthesize_relative_insn(void *from, void *to, u8 op)
@@ -123,11 +125,17 @@
}
/* Insert a jump instruction at address 'from', which jumps to address 'to'.*/
-static void __kprobes synthesize_reljump(void *from, void *to)
+void __kprobes synthesize_reljump(void *from, void *to)
{
__synthesize_relative_insn(from, to, RELATIVEJUMP_OPCODE);
}
+/* Insert a call instruction at address 'from', which calls address 'to'.*/
+void __kprobes synthesize_relcall(void *from, void *to)
+{
+ __synthesize_relative_insn(from, to, RELATIVECALL_OPCODE);
+}
+
/*
* Skip the prefixes of the instruction.
*/
@@ -151,7 +159,7 @@
* Returns non-zero if opcode is boostable.
* RIP relative instructions are adjusted at copying time in 64 bits mode
*/
-static int __kprobes can_boost(kprobe_opcode_t *opcodes)
+int __kprobes can_boost(kprobe_opcode_t *opcodes)
{
kprobe_opcode_t opcode;
kprobe_opcode_t *orig_opcodes = opcodes;
@@ -207,13 +215,15 @@
}
}
-/* Recover the probed instruction at addr for further analysis. */
-static int recover_probed_instruction(kprobe_opcode_t *buf, unsigned long addr)
+static unsigned long
+__recover_probed_insn(kprobe_opcode_t *buf, unsigned long addr)
{
struct kprobe *kp;
+
kp = get_kprobe((void *)addr);
+ /* There is no probe, return original address */
if (!kp)
- return -EINVAL;
+ return addr;
/*
* Basically, kp->ainsn.insn has an original instruction.
@@ -230,14 +240,29 @@
*/
memcpy(buf, kp->addr, MAX_INSN_SIZE * sizeof(kprobe_opcode_t));
buf[0] = kp->opcode;
- return 0;
+ return (unsigned long)buf;
+}
+
+/*
+ * Recover the probed instruction at addr for further analysis.
+ * Caller must lock kprobes by kprobe_mutex, or disable preemption
+ * for preventing to release referencing kprobes.
+ */
+unsigned long recover_probed_instruction(kprobe_opcode_t *buf, unsigned long addr)
+{
+ unsigned long __addr;
+
+ __addr = __recover_optprobed_insn(buf, addr);
+ if (__addr != addr)
+ return __addr;
+
+ return __recover_probed_insn(buf, addr);
}
/* Check if paddr is at an instruction boundary */
static int __kprobes can_probe(unsigned long paddr)
{
- int ret;
- unsigned long addr, offset = 0;
+ unsigned long addr, __addr, offset = 0;
struct insn insn;
kprobe_opcode_t buf[MAX_INSN_SIZE];
@@ -247,26 +272,24 @@
/* Decode instructions */
addr = paddr - offset;
while (addr < paddr) {
- kernel_insn_init(&insn, (void *)addr);
- insn_get_opcode(&insn);
-
/*
* Check if the instruction has been modified by another
* kprobe, in which case we replace the breakpoint by the
* original instruction in our buffer.
+ * Also, jump optimization will change the breakpoint to
+ * relative-jump. Since the relative-jump itself is
+ * normally used, we just go through if there is no kprobe.
*/
- if (insn.opcode.bytes[0] == BREAKPOINT_INSTRUCTION) {
- ret = recover_probed_instruction(buf, addr);
- if (ret)
- /*
- * Another debugging subsystem might insert
- * this breakpoint. In that case, we can't
- * recover it.
- */
- return 0;
- kernel_insn_init(&insn, buf);
- }
+ __addr = recover_probed_instruction(buf, addr);
+ kernel_insn_init(&insn, (void *)__addr);
insn_get_length(&insn);
+
+ /*
+ * Another debugging subsystem might insert this breakpoint.
+ * In that case, we can't recover it.
+ */
+ if (insn.opcode.bytes[0] == BREAKPOINT_INSTRUCTION)
+ return 0;
addr += insn.length;
}
@@ -299,24 +322,16 @@
* If not, return null.
* Only applicable to 64-bit x86.
*/
-static int __kprobes __copy_instruction(u8 *dest, u8 *src, int recover)
+int __kprobes __copy_instruction(u8 *dest, u8 *src)
{
struct insn insn;
- int ret;
kprobe_opcode_t buf[MAX_INSN_SIZE];
- kernel_insn_init(&insn, src);
- if (recover) {
- insn_get_opcode(&insn);
- if (insn.opcode.bytes[0] == BREAKPOINT_INSTRUCTION) {
- ret = recover_probed_instruction(buf,
- (unsigned long)src);
- if (ret)
- return 0;
- kernel_insn_init(&insn, buf);
- }
- }
+ kernel_insn_init(&insn, (void *)recover_probed_instruction(buf, (unsigned long)src));
insn_get_length(&insn);
+ /* Another subsystem puts a breakpoint, failed to recover */
+ if (insn.opcode.bytes[0] == BREAKPOINT_INSTRUCTION)
+ return 0;
memcpy(dest, insn.kaddr, insn.length);
#ifdef CONFIG_X86_64
@@ -337,8 +352,7 @@
* extension of the original signed 32-bit displacement would
* have given.
*/
- newdisp = (u8 *) src + (s64) insn.displacement.value -
- (u8 *) dest;
+ newdisp = (u8 *) src + (s64) insn.displacement.value - (u8 *) dest;
BUG_ON((s64) (s32) newdisp != newdisp); /* Sanity check. */
disp = (u8 *) dest + insn_offset_displacement(&insn);
*(s32 *) disp = (s32) newdisp;
@@ -349,18 +363,20 @@
static void __kprobes arch_copy_kprobe(struct kprobe *p)
{
- /*
- * Copy an instruction without recovering int3, because it will be
- * put by another subsystem.
- */
- __copy_instruction(p->ainsn.insn, p->addr, 0);
+ /* Copy an instruction with recovering if other optprobe modifies it.*/
+ __copy_instruction(p->ainsn.insn, p->addr);
- if (can_boost(p->addr))
+ /*
+ * __copy_instruction can modify the displacement of the instruction,
+ * but it doesn't affect boostable check.
+ */
+ if (can_boost(p->ainsn.insn))
p->ainsn.boostable = 0;
else
p->ainsn.boostable = -1;
- p->opcode = *p->addr;
+ /* Also, displacement change doesn't affect the first byte */
+ p->opcode = p->ainsn.insn[0];
}
int __kprobes arch_prepare_kprobe(struct kprobe *p)
@@ -442,8 +458,8 @@
}
}
-void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri,
- struct pt_regs *regs)
+void __kprobes
+arch_prepare_kretprobe(struct kretprobe_instance *ri, struct pt_regs *regs)
{
unsigned long *sara = stack_addr(regs);
@@ -453,16 +469,8 @@
*sara = (unsigned long) &kretprobe_trampoline;
}
-#ifdef CONFIG_OPTPROBES
-static int __kprobes setup_detour_execution(struct kprobe *p,
- struct pt_regs *regs,
- int reenter);
-#else
-#define setup_detour_execution(p, regs, reenter) (0)
-#endif
-
-static void __kprobes setup_singlestep(struct kprobe *p, struct pt_regs *regs,
- struct kprobe_ctlblk *kcb, int reenter)
+static void __kprobes
+setup_singlestep(struct kprobe *p, struct pt_regs *regs, struct kprobe_ctlblk *kcb, int reenter)
{
if (setup_detour_execution(p, regs, reenter))
return;
@@ -504,8 +512,8 @@
* within the handler. We save the original kprobes variables and just single
* step on the instruction of the new probe without calling any user handlers.
*/
-static int __kprobes reenter_kprobe(struct kprobe *p, struct pt_regs *regs,
- struct kprobe_ctlblk *kcb)
+static int __kprobes
+reenter_kprobe(struct kprobe *p, struct pt_regs *regs, struct kprobe_ctlblk *kcb)
{
switch (kcb->kprobe_status) {
case KPROBE_HIT_SSDONE:
@@ -600,69 +608,6 @@
return 0;
}
-#ifdef CONFIG_X86_64
-#define SAVE_REGS_STRING \
- /* Skip cs, ip, orig_ax. */ \
- " subq $24, %rsp\n" \
- " pushq %rdi\n" \
- " pushq %rsi\n" \
- " pushq %rdx\n" \
- " pushq %rcx\n" \
- " pushq %rax\n" \
- " pushq %r8\n" \
- " pushq %r9\n" \
- " pushq %r10\n" \
- " pushq %r11\n" \
- " pushq %rbx\n" \
- " pushq %rbp\n" \
- " pushq %r12\n" \
- " pushq %r13\n" \
- " pushq %r14\n" \
- " pushq %r15\n"
-#define RESTORE_REGS_STRING \
- " popq %r15\n" \
- " popq %r14\n" \
- " popq %r13\n" \
- " popq %r12\n" \
- " popq %rbp\n" \
- " popq %rbx\n" \
- " popq %r11\n" \
- " popq %r10\n" \
- " popq %r9\n" \
- " popq %r8\n" \
- " popq %rax\n" \
- " popq %rcx\n" \
- " popq %rdx\n" \
- " popq %rsi\n" \
- " popq %rdi\n" \
- /* Skip orig_ax, ip, cs */ \
- " addq $24, %rsp\n"
-#else
-#define SAVE_REGS_STRING \
- /* Skip cs, ip, orig_ax and gs. */ \
- " subl $16, %esp\n" \
- " pushl %fs\n" \
- " pushl %es\n" \
- " pushl %ds\n" \
- " pushl %eax\n" \
- " pushl %ebp\n" \
- " pushl %edi\n" \
- " pushl %esi\n" \
- " pushl %edx\n" \
- " pushl %ecx\n" \
- " pushl %ebx\n"
-#define RESTORE_REGS_STRING \
- " popl %ebx\n" \
- " popl %ecx\n" \
- " popl %edx\n" \
- " popl %esi\n" \
- " popl %edi\n" \
- " popl %ebp\n" \
- " popl %eax\n" \
- /* Skip ds, es, fs, gs, orig_ax, and ip. Note: don't pop cs here*/\
- " addl $24, %esp\n"
-#endif
-
/*
* When a retprobed function returns, this code saves registers and
* calls trampoline_handler() runs, which calls the kretprobe's handler.
@@ -816,8 +761,8 @@
* jump instruction after the copied instruction, that jumps to the next
* instruction after the probepoint.
*/
-static void __kprobes resume_execution(struct kprobe *p,
- struct pt_regs *regs, struct kprobe_ctlblk *kcb)
+static void __kprobes
+resume_execution(struct kprobe *p, struct pt_regs *regs, struct kprobe_ctlblk *kcb)
{
unsigned long *tos = stack_addr(regs);
unsigned long copy_ip = (unsigned long)p->ainsn.insn;
@@ -996,8 +941,8 @@
/*
* Wrapper routine for handling exceptions.
*/
-int __kprobes kprobe_exceptions_notify(struct notifier_block *self,
- unsigned long val, void *data)
+int __kprobes
+kprobe_exceptions_notify(struct notifier_block *self, unsigned long val, void *data)
{
struct die_args *args = data;
int ret = NOTIFY_DONE;
@@ -1107,466 +1052,9 @@
return 0;
}
-
-#ifdef CONFIG_OPTPROBES
-
-/* Insert a call instruction at address 'from', which calls address 'to'.*/
-static void __kprobes synthesize_relcall(void *from, void *to)
-{
- __synthesize_relative_insn(from, to, RELATIVECALL_OPCODE);
-}
-
-/* Insert a move instruction which sets a pointer to eax/rdi (1st arg). */
-static void __kprobes synthesize_set_arg1(kprobe_opcode_t *addr,
- unsigned long val)
-{
-#ifdef CONFIG_X86_64
- *addr++ = 0x48;
- *addr++ = 0xbf;
-#else
- *addr++ = 0xb8;
-#endif
- *(unsigned long *)addr = val;
-}
-
-static void __used __kprobes kprobes_optinsn_template_holder(void)
-{
- asm volatile (
- ".global optprobe_template_entry\n"
- "optprobe_template_entry: \n"
-#ifdef CONFIG_X86_64
- /* We don't bother saving the ss register */
- " pushq %rsp\n"
- " pushfq\n"
- SAVE_REGS_STRING
- " movq %rsp, %rsi\n"
- ".global optprobe_template_val\n"
- "optprobe_template_val: \n"
- ASM_NOP5
- ASM_NOP5
- ".global optprobe_template_call\n"
- "optprobe_template_call: \n"
- ASM_NOP5
- /* Move flags to rsp */
- " movq 144(%rsp), %rdx\n"
- " movq %rdx, 152(%rsp)\n"
- RESTORE_REGS_STRING
- /* Skip flags entry */
- " addq $8, %rsp\n"
- " popfq\n"
-#else /* CONFIG_X86_32 */
- " pushf\n"
- SAVE_REGS_STRING
- " movl %esp, %edx\n"
- ".global optprobe_template_val\n"
- "optprobe_template_val: \n"
- ASM_NOP5
- ".global optprobe_template_call\n"
- "optprobe_template_call: \n"
- ASM_NOP5
- RESTORE_REGS_STRING
- " addl $4, %esp\n" /* skip cs */
- " popf\n"
-#endif
- ".global optprobe_template_end\n"
- "optprobe_template_end: \n");
-}
-
-#define TMPL_MOVE_IDX \
- ((long)&optprobe_template_val - (long)&optprobe_template_entry)
-#define TMPL_CALL_IDX \
- ((long)&optprobe_template_call - (long)&optprobe_template_entry)
-#define TMPL_END_IDX \
- ((long)&optprobe_template_end - (long)&optprobe_template_entry)
-
-#define INT3_SIZE sizeof(kprobe_opcode_t)
-
-/* Optimized kprobe call back function: called from optinsn */
-static void __kprobes optimized_callback(struct optimized_kprobe *op,
- struct pt_regs *regs)
-{
- struct kprobe_ctlblk *kcb = get_kprobe_ctlblk();
- unsigned long flags;
-
- /* This is possible if op is under delayed unoptimizing */
- if (kprobe_disabled(&op->kp))
- return;
-
- local_irq_save(flags);
- if (kprobe_running()) {
- kprobes_inc_nmissed_count(&op->kp);
- } else {
- /* Save skipped registers */
-#ifdef CONFIG_X86_64
- regs->cs = __KERNEL_CS;
-#else
- regs->cs = __KERNEL_CS | get_kernel_rpl();
- regs->gs = 0;
-#endif
- regs->ip = (unsigned long)op->kp.addr + INT3_SIZE;
- regs->orig_ax = ~0UL;
-
- __this_cpu_write(current_kprobe, &op->kp);
- kcb->kprobe_status = KPROBE_HIT_ACTIVE;
- opt_pre_handler(&op->kp, regs);
- __this_cpu_write(current_kprobe, NULL);
- }
- local_irq_restore(flags);
-}
-
-static int __kprobes copy_optimized_instructions(u8 *dest, u8 *src)
-{
- int len = 0, ret;
-
- while (len < RELATIVEJUMP_SIZE) {
- ret = __copy_instruction(dest + len, src + len, 1);
- if (!ret || !can_boost(dest + len))
- return -EINVAL;
- len += ret;
- }
- /* Check whether the address range is reserved */
- if (ftrace_text_reserved(src, src + len - 1) ||
- alternatives_text_reserved(src, src + len - 1) ||
- jump_label_text_reserved(src, src + len - 1))
- return -EBUSY;
-
- return len;
-}
-
-/* Check whether insn is indirect jump */
-static int __kprobes insn_is_indirect_jump(struct insn *insn)
-{
- return ((insn->opcode.bytes[0] == 0xff &&
- (X86_MODRM_REG(insn->modrm.value) & 6) == 4) || /* Jump */
- insn->opcode.bytes[0] == 0xea); /* Segment based jump */
-}
-
-/* Check whether insn jumps into specified address range */
-static int insn_jump_into_range(struct insn *insn, unsigned long start, int len)
-{
- unsigned long target = 0;
-
- switch (insn->opcode.bytes[0]) {
- case 0xe0: /* loopne */
- case 0xe1: /* loope */
- case 0xe2: /* loop */
- case 0xe3: /* jcxz */
- case 0xe9: /* near relative jump */
- case 0xeb: /* short relative jump */
- break;
- case 0x0f:
- if ((insn->opcode.bytes[1] & 0xf0) == 0x80) /* jcc near */
- break;
- return 0;
- default:
- if ((insn->opcode.bytes[0] & 0xf0) == 0x70) /* jcc short */
- break;
- return 0;
- }
- target = (unsigned long)insn->next_byte + insn->immediate.value;
-
- return (start <= target && target <= start + len);
-}
-
-/* Decode whole function to ensure any instructions don't jump into target */
-static int __kprobes can_optimize(unsigned long paddr)
-{
- int ret;
- unsigned long addr, size = 0, offset = 0;
- struct insn insn;
- kprobe_opcode_t buf[MAX_INSN_SIZE];
-
- /* Lookup symbol including addr */
- if (!kallsyms_lookup_size_offset(paddr, &size, &offset))
- return 0;
-
- /*
- * Do not optimize in the entry code due to the unstable
- * stack handling.
- */
- if ((paddr >= (unsigned long )__entry_text_start) &&
- (paddr < (unsigned long )__entry_text_end))
- return 0;
-
- /* Check there is enough space for a relative jump. */
- if (size - offset < RELATIVEJUMP_SIZE)
- return 0;
-
- /* Decode instructions */
- addr = paddr - offset;
- while (addr < paddr - offset + size) { /* Decode until function end */
- if (search_exception_tables(addr))
- /*
- * Since some fixup code will jumps into this function,
- * we can't optimize kprobe in this function.
- */
- return 0;
- kernel_insn_init(&insn, (void *)addr);
- insn_get_opcode(&insn);
- if (insn.opcode.bytes[0] == BREAKPOINT_INSTRUCTION) {
- ret = recover_probed_instruction(buf, addr);
- if (ret)
- return 0;
- kernel_insn_init(&insn, buf);
- }
- insn_get_length(&insn);
- /* Recover address */
- insn.kaddr = (void *)addr;
- insn.next_byte = (void *)(addr + insn.length);
- /* Check any instructions don't jump into target */
- if (insn_is_indirect_jump(&insn) ||
- insn_jump_into_range(&insn, paddr + INT3_SIZE,
- RELATIVE_ADDR_SIZE))
- return 0;
- addr += insn.length;
- }
-
- return 1;
-}
-
-/* Check optimized_kprobe can actually be optimized. */
-int __kprobes arch_check_optimized_kprobe(struct optimized_kprobe *op)
-{
- int i;
- struct kprobe *p;
-
- for (i = 1; i < op->optinsn.size; i++) {
- p = get_kprobe(op->kp.addr + i);
- if (p && !kprobe_disabled(p))
- return -EEXIST;
- }
-
- return 0;
-}
-
-/* Check the addr is within the optimized instructions. */
-int __kprobes arch_within_optimized_kprobe(struct optimized_kprobe *op,
- unsigned long addr)
-{
- return ((unsigned long)op->kp.addr <= addr &&
- (unsigned long)op->kp.addr + op->optinsn.size > addr);
-}
-
-/* Free optimized instruction slot */
-static __kprobes
-void __arch_remove_optimized_kprobe(struct optimized_kprobe *op, int dirty)
-{
- if (op->optinsn.insn) {
- free_optinsn_slot(op->optinsn.insn, dirty);
- op->optinsn.insn = NULL;
- op->optinsn.size = 0;
- }
-}
-
-void __kprobes arch_remove_optimized_kprobe(struct optimized_kprobe *op)
-{
- __arch_remove_optimized_kprobe(op, 1);
-}
-
-/*
- * Copy replacing target instructions
- * Target instructions MUST be relocatable (checked inside)
- */
-int __kprobes arch_prepare_optimized_kprobe(struct optimized_kprobe *op)
-{
- u8 *buf;
- int ret;
- long rel;
-
- if (!can_optimize((unsigned long)op->kp.addr))
- return -EILSEQ;
-
- op->optinsn.insn = get_optinsn_slot();
- if (!op->optinsn.insn)
- return -ENOMEM;
-
- /*
- * Verify if the address gap is in 2GB range, because this uses
- * a relative jump.
- */
- rel = (long)op->optinsn.insn - (long)op->kp.addr + RELATIVEJUMP_SIZE;
- if (abs(rel) > 0x7fffffff)
- return -ERANGE;
-
- buf = (u8 *)op->optinsn.insn;
-
- /* Copy instructions into the out-of-line buffer */
- ret = copy_optimized_instructions(buf + TMPL_END_IDX, op->kp.addr);
- if (ret < 0) {
- __arch_remove_optimized_kprobe(op, 0);
- return ret;
- }
- op->optinsn.size = ret;
-
- /* Copy arch-dep-instance from template */
- memcpy(buf, &optprobe_template_entry, TMPL_END_IDX);
-
- /* Set probe information */
- synthesize_set_arg1(buf + TMPL_MOVE_IDX, (unsigned long)op);
-
- /* Set probe function call */
- synthesize_relcall(buf + TMPL_CALL_IDX, optimized_callback);
-
- /* Set returning jmp instruction at the tail of out-of-line buffer */
- synthesize_reljump(buf + TMPL_END_IDX + op->optinsn.size,
- (u8 *)op->kp.addr + op->optinsn.size);
-
- flush_icache_range((unsigned long) buf,
- (unsigned long) buf + TMPL_END_IDX +
- op->optinsn.size + RELATIVEJUMP_SIZE);
- return 0;
-}
-
-#define MAX_OPTIMIZE_PROBES 256
-static struct text_poke_param *jump_poke_params;
-static struct jump_poke_buffer {
- u8 buf[RELATIVEJUMP_SIZE];
-} *jump_poke_bufs;
-
-static void __kprobes setup_optimize_kprobe(struct text_poke_param *tprm,
- u8 *insn_buf,
- struct optimized_kprobe *op)
-{
- s32 rel = (s32)((long)op->optinsn.insn -
- ((long)op->kp.addr + RELATIVEJUMP_SIZE));
-
- /* Backup instructions which will be replaced by jump address */
- memcpy(op->optinsn.copied_insn, op->kp.addr + INT3_SIZE,
- RELATIVE_ADDR_SIZE);
-
- insn_buf[0] = RELATIVEJUMP_OPCODE;
- *(s32 *)(&insn_buf[1]) = rel;
-
- tprm->addr = op->kp.addr;
- tprm->opcode = insn_buf;
- tprm->len = RELATIVEJUMP_SIZE;
-}
-
-/*
- * Replace breakpoints (int3) with relative jumps.
- * Caller must call with locking kprobe_mutex and text_mutex.
- */
-void __kprobes arch_optimize_kprobes(struct list_head *oplist)
-{
- struct optimized_kprobe *op, *tmp;
- int c = 0;
-
- list_for_each_entry_safe(op, tmp, oplist, list) {
- WARN_ON(kprobe_disabled(&op->kp));
- /* Setup param */
- setup_optimize_kprobe(&jump_poke_params[c],
- jump_poke_bufs[c].buf, op);
- list_del_init(&op->list);
- if (++c >= MAX_OPTIMIZE_PROBES)
- break;
- }
-
- /*
- * text_poke_smp doesn't support NMI/MCE code modifying.
- * However, since kprobes itself also doesn't support NMI/MCE
- * code probing, it's not a problem.
- */
- text_poke_smp_batch(jump_poke_params, c);
-}
-
-static void __kprobes setup_unoptimize_kprobe(struct text_poke_param *tprm,
- u8 *insn_buf,
- struct optimized_kprobe *op)
-{
- /* Set int3 to first byte for kprobes */
- insn_buf[0] = BREAKPOINT_INSTRUCTION;
- memcpy(insn_buf + 1, op->optinsn.copied_insn, RELATIVE_ADDR_SIZE);
-
- tprm->addr = op->kp.addr;
- tprm->opcode = insn_buf;
- tprm->len = RELATIVEJUMP_SIZE;
-}
-
-/*
- * Recover original instructions and breakpoints from relative jumps.
- * Caller must call with locking kprobe_mutex.
- */
-extern void arch_unoptimize_kprobes(struct list_head *oplist,
- struct list_head *done_list)
-{
- struct optimized_kprobe *op, *tmp;
- int c = 0;
-
- list_for_each_entry_safe(op, tmp, oplist, list) {
- /* Setup param */
- setup_unoptimize_kprobe(&jump_poke_params[c],
- jump_poke_bufs[c].buf, op);
- list_move(&op->list, done_list);
- if (++c >= MAX_OPTIMIZE_PROBES)
- break;
- }
-
- /*
- * text_poke_smp doesn't support NMI/MCE code modifying.
- * However, since kprobes itself also doesn't support NMI/MCE
- * code probing, it's not a problem.
- */
- text_poke_smp_batch(jump_poke_params, c);
-}
-
-/* Replace a relative jump with a breakpoint (int3). */
-void __kprobes arch_unoptimize_kprobe(struct optimized_kprobe *op)
-{
- u8 buf[RELATIVEJUMP_SIZE];
-
- /* Set int3 to first byte for kprobes */
- buf[0] = BREAKPOINT_INSTRUCTION;
- memcpy(buf + 1, op->optinsn.copied_insn, RELATIVE_ADDR_SIZE);
- text_poke_smp(op->kp.addr, buf, RELATIVEJUMP_SIZE);
-}
-
-static int __kprobes setup_detour_execution(struct kprobe *p,
- struct pt_regs *regs,
- int reenter)
-{
- struct optimized_kprobe *op;
-
- if (p->flags & KPROBE_FLAG_OPTIMIZED) {
- /* This kprobe is really able to run optimized path. */
- op = container_of(p, struct optimized_kprobe, kp);
- /* Detour through copied instructions */
- regs->ip = (unsigned long)op->optinsn.insn + TMPL_END_IDX;
- if (!reenter)
- reset_current_kprobe();
- preempt_enable_no_resched();
- return 1;
- }
- return 0;
-}
-
-static int __kprobes init_poke_params(void)
-{
- /* Allocate code buffer and parameter array */
- jump_poke_bufs = kmalloc(sizeof(struct jump_poke_buffer) *
- MAX_OPTIMIZE_PROBES, GFP_KERNEL);
- if (!jump_poke_bufs)
- return -ENOMEM;
-
- jump_poke_params = kmalloc(sizeof(struct text_poke_param) *
- MAX_OPTIMIZE_PROBES, GFP_KERNEL);
- if (!jump_poke_params) {
- kfree(jump_poke_bufs);
- jump_poke_bufs = NULL;
- return -ENOMEM;
- }
-
- return 0;
-}
-#else /* !CONFIG_OPTPROBES */
-static int __kprobes init_poke_params(void)
-{
- return 0;
-}
-#endif
-
int __init arch_init_kprobes(void)
{
- return init_poke_params();
+ return arch_init_optprobes();
}
int __kprobes arch_trampoline_kprobe(struct kprobe *p)
diff --git a/arch/x86/lib/delay.c b/arch/x86/lib/delay.c
index fc45ba8..e395693 100644
--- a/arch/x86/lib/delay.c
+++ b/arch/x86/lib/delay.c
@@ -48,9 +48,9 @@
}
/* TSC based delay: */
-static void delay_tsc(unsigned long loops)
+static void delay_tsc(unsigned long __loops)
{
- unsigned long bclock, now;
+ u32 bclock, now, loops = __loops;
int cpu;
preempt_disable();
diff --git a/arch/x86/mm/hugetlbpage.c b/arch/x86/mm/hugetlbpage.c
index f581a18..8ecbb4b 100644
--- a/arch/x86/mm/hugetlbpage.c
+++ b/arch/x86/mm/hugetlbpage.c
@@ -333,13 +333,15 @@
* Lookup failure means no vma is above this address,
* i.e. return with success:
*/
- if (!(vma = find_vma_prev(mm, addr, &prev_vma)))
+ vma = find_vma(mm, addr);
+ if (!vma)
return addr;
/*
* new region fits between prev_vma->vm_end and
* vma->vm_start, use it:
*/
+ prev_vma = vma->vm_prev;
if (addr + len <= vma->vm_start &&
(!prev_vma || (addr >= prev_vma->vm_end))) {
/* remember the address as a hint for next time */
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index a312e76..49a5cb5 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -60,6 +60,16 @@
DMI_MATCH(DMI_BIOS_VENDOR, "American Megatrends Inc."),
},
},
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=42619 */
+ {
+ .callback = set_use_crs,
+ .ident = "MSI MS-7253",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
+ DMI_MATCH(DMI_BOARD_NAME, "MS-7253"),
+ DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies, LTD"),
+ },
+ },
/* Now for the blacklist.. */
@@ -282,9 +292,6 @@
int i;
struct resource *res, *root, *conflict;
- if (!pci_use_crs)
- return;
-
coalesce_windows(info, IORESOURCE_MEM);
coalesce_windows(info, IORESOURCE_IO);
@@ -336,8 +343,13 @@
acpi_walk_resources(device->handle, METHOD_NAME__CRS, setup_resource,
&info);
- add_resources(&info);
- return;
+ if (pci_use_crs) {
+ add_resources(&info);
+
+ return;
+ }
+
+ kfree(info.name);
name_alloc_fail:
kfree(info.res);
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 9baf11e..744f078 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -3832,7 +3832,7 @@
bio.bi_size = size;
bio.bi_bdev = bdev;
bio.bi_sector = 0;
- bio.bi_flags = BIO_QUIET;
+ bio.bi_flags = (1 << BIO_QUIET);
init_completion(&complete);
bio.bi_private = &complete;
bio.bi_end_io = floppy_rb0_complete;
diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c
index 597235a..0d40cf6 100644
--- a/drivers/crypto/mv_cesa.c
+++ b/drivers/crypto/mv_cesa.c
@@ -714,6 +714,7 @@
{
struct mv_req_hash_ctx *ctx = ahash_request_ctx(req);
+ ahash_request_set_crypt(req, NULL, req->result, 0);
mv_update_hash_req_ctx(ctx, 1, 0);
return mv_handle_req(&req->base);
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.c b/drivers/gpu/drm/exynos/exynos_drm_connector.c
index d620b07..618bd4d 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_connector.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_connector.c
@@ -28,6 +28,7 @@
#include "drmP.h"
#include "drm_crtc_helper.h"
+#include <drm/exynos_drm.h>
#include "exynos_drm_drv.h"
#include "exynos_drm_encoder.h"
@@ -44,8 +45,9 @@
/* convert exynos_video_timings to drm_display_mode */
static inline void
convert_to_display_mode(struct drm_display_mode *mode,
- struct fb_videomode *timing)
+ struct exynos_drm_panel_info *panel)
{
+ struct fb_videomode *timing = &panel->timing;
DRM_DEBUG_KMS("%s\n", __FILE__);
mode->clock = timing->pixclock / 1000;
@@ -60,6 +62,8 @@
mode->vsync_start = mode->vdisplay + timing->upper_margin;
mode->vsync_end = mode->vsync_start + timing->vsync_len;
mode->vtotal = mode->vsync_end + timing->lower_margin;
+ mode->width_mm = panel->width_mm;
+ mode->height_mm = panel->height_mm;
if (timing->vmode & FB_VMODE_INTERLACED)
mode->flags |= DRM_MODE_FLAG_INTERLACE;
@@ -148,16 +152,18 @@
connector->display_info.raw_edid = edid;
} else {
struct drm_display_mode *mode = drm_mode_create(connector->dev);
- struct fb_videomode *timing;
+ struct exynos_drm_panel_info *panel;
- if (display_ops->get_timing)
- timing = display_ops->get_timing(manager->dev);
+ if (display_ops->get_panel)
+ panel = display_ops->get_panel(manager->dev);
else {
drm_mode_destroy(connector->dev, mode);
return 0;
}
- convert_to_display_mode(mode, timing);
+ convert_to_display_mode(mode, panel);
+ connector->display_info.width_mm = mode->width_mm;
+ connector->display_info.height_mm = mode->height_mm;
mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
drm_mode_set_name(mode);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index e685e1e..13540de 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -136,7 +136,7 @@
* @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI.
* @is_connected: check for that display is connected or not.
* @get_edid: get edid modes from display driver.
- * @get_timing: get timing object from display driver.
+ * @get_panel: get panel object from display driver.
* @check_timing: check if timing is valid or not.
* @power_on: display device on or off.
*/
@@ -145,7 +145,7 @@
bool (*is_connected)(struct device *dev);
int (*get_edid)(struct device *dev, struct drm_connector *connector,
u8 *edid, int len);
- void *(*get_timing)(struct device *dev);
+ void *(*get_panel)(struct device *dev);
int (*check_timing)(struct device *dev, void *timing);
int (*power_on)(struct device *dev, int mode);
};
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index 0dbb32b..360adf2 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -89,7 +89,7 @@
bool suspended;
struct mutex lock;
- struct fb_videomode *timing;
+ struct exynos_drm_panel_info *panel;
};
static bool fimd_display_is_connected(struct device *dev)
@@ -101,13 +101,13 @@
return true;
}
-static void *fimd_get_timing(struct device *dev)
+static void *fimd_get_panel(struct device *dev)
{
struct fimd_context *ctx = get_fimd_context(dev);
DRM_DEBUG_KMS("%s\n", __FILE__);
- return ctx->timing;
+ return ctx->panel;
}
static int fimd_check_timing(struct device *dev, void *timing)
@@ -131,7 +131,7 @@
static struct exynos_drm_display_ops fimd_display_ops = {
.type = EXYNOS_DISPLAY_TYPE_LCD,
.is_connected = fimd_display_is_connected,
- .get_timing = fimd_get_timing,
+ .get_panel = fimd_get_panel,
.check_timing = fimd_check_timing,
.power_on = fimd_display_power_on,
};
@@ -193,7 +193,8 @@
static void fimd_commit(struct device *dev)
{
struct fimd_context *ctx = get_fimd_context(dev);
- struct fb_videomode *timing = ctx->timing;
+ struct exynos_drm_panel_info *panel = ctx->panel;
+ struct fb_videomode *timing = &panel->timing;
u32 val;
if (ctx->suspended)
@@ -786,7 +787,7 @@
struct fimd_context *ctx;
struct exynos_drm_subdrv *subdrv;
struct exynos_drm_fimd_pdata *pdata;
- struct fb_videomode *timing;
+ struct exynos_drm_panel_info *panel;
struct resource *res;
int win;
int ret = -EINVAL;
@@ -799,9 +800,9 @@
return -EINVAL;
}
- timing = &pdata->timing;
- if (!timing) {
- dev_err(dev, "timing is null.\n");
+ panel = &pdata->panel;
+ if (!panel) {
+ dev_err(dev, "panel is null.\n");
return -EINVAL;
}
@@ -863,16 +864,16 @@
goto err_req_irq;
}
- ctx->clkdiv = fimd_calc_clkdiv(ctx, timing);
+ ctx->clkdiv = fimd_calc_clkdiv(ctx, &panel->timing);
ctx->vidcon0 = pdata->vidcon0;
ctx->vidcon1 = pdata->vidcon1;
ctx->default_win = pdata->default_win;
- ctx->timing = timing;
+ ctx->panel = panel;
- timing->pixclock = clk_get_rate(ctx->lcd_clk) / ctx->clkdiv;
+ panel->timing.pixclock = clk_get_rate(ctx->lcd_clk) / ctx->clkdiv;
DRM_DEBUG_KMS("pixel clock = %d, clkdiv = %d\n",
- timing->pixclock, ctx->clkdiv);
+ panel->timing.pixclock, ctx->clkdiv);
subdrv = &ctx->subdrv;
diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c
index 4a5b099..53404af 100644
--- a/drivers/gpu/drm/gma500/cdv_device.c
+++ b/drivers/gpu/drm/gma500/cdv_device.c
@@ -321,6 +321,8 @@
cdv_get_core_freq(dev);
gma_intel_opregion_init(dev);
psb_intel_init_bios(dev);
+ REG_WRITE(PORT_HOTPLUG_EN, 0);
+ REG_WRITE(PORT_HOTPLUG_STAT, REG_READ(PORT_HOTPLUG_STAT));
return 0;
}
diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
index 830dfdd6b..be61673 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -247,7 +247,6 @@
.fb_imageblit = cfb_imageblit,
.fb_pan_display = psbfb_pan,
.fb_mmap = psbfb_mmap,
- .fb_sync = psbfb_sync,
.fb_ioctl = psbfb_ioctl,
};
diff --git a/drivers/gpu/drm/gma500/gtt.c b/drivers/gpu/drm/gma500/gtt.c
index 5d5330f..aff194f 100644
--- a/drivers/gpu/drm/gma500/gtt.c
+++ b/drivers/gpu/drm/gma500/gtt.c
@@ -446,10 +446,9 @@
pg->gtt_start = pci_resource_start(dev->pdev, PSB_GTT_RESOURCE);
gtt_pages = pci_resource_len(dev->pdev, PSB_GTT_RESOURCE)
>> PAGE_SHIFT;
- /* Some CDV firmware doesn't report this currently. In which case the
- system has 64 gtt pages */
+ /* CDV doesn't report this. In which case the system has 64 gtt pages */
if (pg->gtt_start == 0 || gtt_pages == 0) {
- dev_err(dev->dev, "GTT PCI BAR not initialized.\n");
+ dev_dbg(dev->dev, "GTT PCI BAR not initialized.\n");
gtt_pages = 64;
pg->gtt_start = dev_priv->pge_ctl;
}
@@ -461,10 +460,10 @@
if (pg->gatt_pages == 0 || pg->gatt_start == 0) {
static struct resource fudge; /* Preferably peppermint */
- /* This can occur on CDV SDV systems. Fudge it in this case.
+ /* This can occur on CDV systems. Fudge it in this case.
We really don't care what imaginary space is being allocated
at this point */
- dev_err(dev->dev, "GATT PCI BAR not initialized.\n");
+ dev_dbg(dev->dev, "GATT PCI BAR not initialized.\n");
pg->gatt_start = 0x40000000;
pg->gatt_pages = (128 * 1024 * 1024) >> PAGE_SHIFT;
/* This is a little confusing but in fact the GTT is providing
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index f425b23..f851db7 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4680,8 +4680,17 @@
crtc = intel_get_crtc_for_plane(dev, plane);
clock = crtc->mode.clock;
+ if (!clock) {
+ *sprite_wm = 0;
+ return false;
+ }
line_time_us = (sprite_width * 1000) / clock;
+ if (!line_time_us) {
+ *sprite_wm = 0;
+ return false;
+ }
+
line_count = (latency_ns / line_time_us + 1000) / 1000;
line_size = sprite_width * pixel_size;
@@ -6175,7 +6184,7 @@
int i;
/* The clocks have to be on to load the palette. */
- if (!crtc->enabled)
+ if (!crtc->enabled || !intel_crtc->active)
return;
/* use legacy palette for Ironlake */
@@ -6561,7 +6570,7 @@
mode_cmd.height = mode->vdisplay;
mode_cmd.pitches[0] = intel_framebuffer_pitch_for_width(mode_cmd.width,
bpp);
- mode_cmd.pixel_format = 0;
+ mode_cmd.pixel_format = drm_mode_legacy_fb_format(bpp, depth);
return intel_framebuffer_create(dev, &mode_cmd, obj);
}
@@ -8185,7 +8194,7 @@
if (intel_enable_rc6(dev_priv->dev))
rc6_mask = GEN6_RC_CTL_RC6_ENABLE |
- (IS_GEN7(dev_priv->dev)) ? GEN6_RC_CTL_RC6p_ENABLE : 0;
+ ((IS_GEN7(dev_priv->dev)) ? GEN6_RC_CTL_RC6p_ENABLE : 0);
I915_WRITE(GEN6_RC_CONTROL,
rc6_mask |
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 1ab842c..5361915 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -301,7 +301,7 @@
I915_WRITE_CTL(ring,
((ring->size - PAGE_SIZE) & RING_NR_PAGES)
- | RING_REPORT_64K | RING_VALID);
+ | RING_VALID);
/* If the head is still not zero, the ring is dead */
if ((I915_READ_CTL(ring) & RING_VALID) == 0 ||
@@ -1132,18 +1132,6 @@
struct drm_device *dev = ring->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
unsigned long end;
- u32 head;
-
- /* If the reported head position has wrapped or hasn't advanced,
- * fallback to the slow and accurate path.
- */
- head = intel_read_status_page(ring, 4);
- if (head > ring->head) {
- ring->head = head;
- ring->space = ring_space(ring);
- if (ring->space >= n)
- return 0;
- }
trace_i915_ring_wait_begin(ring);
if (drm_core_check_feature(dev, DRIVER_GEM))
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index fbcd848..17ca72c 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -2362,6 +2362,9 @@
uint64_t addr = semaphore->gpu_addr;
unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL;
+ if (rdev->family < CHIP_CAYMAN)
+ sel |= PACKET3_SEM_WAIT_ON_SIGNAL;
+
radeon_ring_write(ring, PACKET3(PACKET3_MEM_SEMAPHORE, 1));
radeon_ring_write(ring, addr & 0xffffffff);
radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | sel);
diff --git a/drivers/gpu/drm/radeon/r600_blit_shaders.c b/drivers/gpu/drm/radeon/r600_blit_shaders.c
index 2d1f6c5..73e2c7c 100644
--- a/drivers/gpu/drm/radeon/r600_blit_shaders.c
+++ b/drivers/gpu/drm/radeon/r600_blit_shaders.c
@@ -314,6 +314,10 @@
0x00000000, /* VGT_VTX_CNT_EN */
0xc0016900,
+ 0x000000d4,
+ 0x00000000, /* SX_MISC */
+
+ 0xc0016900,
0x000002c8,
0x00000000, /* VGT_STRMOUT_BUFFER_EN */
@@ -626,6 +630,10 @@
0x00000000, /* VGT_VTX_CNT_EN */
0xc0016900,
+ 0x000000d4,
+ 0x00000000, /* SX_MISC */
+
+ 0xc0016900,
0x000002c8,
0x00000000, /* VGT_STRMOUT_BUFFER_EN */
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index 38ce5d04..387fcc9 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -1304,6 +1304,7 @@
h0 = G_038004_TEX_HEIGHT(word1) + 1;
d0 = G_038004_TEX_DEPTH(word1);
nfaces = 1;
+ array = 0;
switch (G_038000_DIM(word0)) {
case V_038000_SQ_TEX_DIM_1D:
case V_038000_SQ_TEX_DIM_2D:
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
index 3ee1fd7..9b23670 100644
--- a/drivers/gpu/drm/radeon/r600d.h
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -831,6 +831,7 @@
#define PACKET3_STRMOUT_BUFFER_UPDATE 0x34
#define PACKET3_INDIRECT_BUFFER_MP 0x38
#define PACKET3_MEM_SEMAPHORE 0x39
+# define PACKET3_SEM_WAIT_ON_SIGNAL (0x1 << 12)
# define PACKET3_SEM_SEL_SIGNAL (0x6 << 29)
# define PACKET3_SEM_SEL_WAIT (0x7 << 29)
#define PACKET3_MPEG_INDEX 0x3A
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index e7cb3ab..8c9a811 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -1057,7 +1057,7 @@
(radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
return MODE_OK;
else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
- if (ASIC_IS_DCE3(rdev)) {
+ if (0) {
/* HDMI 1.3+ supports max clock of 340 Mhz */
if (mode->clock > 340000)
return MODE_CLOCK_HIGH;
@@ -1117,13 +1117,23 @@
(connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
struct drm_display_mode *mode;
- if (!radeon_dig_connector->edp_on)
- atombios_set_edp_panel_power(connector,
- ATOM_TRANSMITTER_ACTION_POWER_ON);
- ret = radeon_ddc_get_modes(radeon_connector);
- if (!radeon_dig_connector->edp_on)
- atombios_set_edp_panel_power(connector,
- ATOM_TRANSMITTER_ACTION_POWER_OFF);
+ if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
+ if (!radeon_dig_connector->edp_on)
+ atombios_set_edp_panel_power(connector,
+ ATOM_TRANSMITTER_ACTION_POWER_ON);
+ ret = radeon_ddc_get_modes(radeon_connector);
+ if (!radeon_dig_connector->edp_on)
+ atombios_set_edp_panel_power(connector,
+ ATOM_TRANSMITTER_ACTION_POWER_OFF);
+ } else {
+ /* need to setup ddc on the bridge */
+ if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
+ ENCODER_OBJECT_ID_NONE) {
+ if (encoder)
+ radeon_atom_ext_encoder_setup_ddc(encoder);
+ }
+ ret = radeon_ddc_get_modes(radeon_connector);
+ }
if (ret > 0) {
if (encoder) {
@@ -1134,7 +1144,6 @@
return ret;
}
- encoder = radeon_best_single_encoder(connector);
if (!encoder)
return 0;
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 8c49fef..3d31433 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1078,15 +1078,21 @@
.create_handle = radeon_user_framebuffer_create_handle,
};
-void
+int
radeon_framebuffer_init(struct drm_device *dev,
struct radeon_framebuffer *rfb,
struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_gem_object *obj)
{
+ int ret;
rfb->obj = obj;
- drm_framebuffer_init(dev, &rfb->base, &radeon_fb_funcs);
+ ret = drm_framebuffer_init(dev, &rfb->base, &radeon_fb_funcs);
+ if (ret) {
+ rfb->obj = NULL;
+ return ret;
+ }
drm_helper_mode_fill_fb_struct(&rfb->base, mode_cmd);
+ return 0;
}
static struct drm_framebuffer *
@@ -1096,6 +1102,7 @@
{
struct drm_gem_object *obj;
struct radeon_framebuffer *radeon_fb;
+ int ret;
obj = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]);
if (obj == NULL) {
@@ -1108,7 +1115,12 @@
if (radeon_fb == NULL)
return ERR_PTR(-ENOMEM);
- radeon_framebuffer_init(dev, radeon_fb, mode_cmd, obj);
+ ret = radeon_framebuffer_init(dev, radeon_fb, mode_cmd, obj);
+ if (ret) {
+ kfree(radeon_fb);
+ drm_gem_object_unreference_unlocked(obj);
+ return NULL;
+ }
return &radeon_fb->base;
}
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 9419c51..26e9270 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -307,8 +307,6 @@
bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
u32 pixel_clock)
{
- struct drm_device *dev = encoder->dev;
- struct radeon_device *rdev = dev->dev_private;
struct drm_connector *connector;
struct radeon_connector *radeon_connector;
struct radeon_connector_atom_dig *dig_connector;
@@ -326,7 +324,7 @@
case DRM_MODE_CONNECTOR_HDMIB:
if (radeon_connector->use_digital) {
/* HDMI 1.3 supports up to 340 Mhz over single link */
- if (ASIC_IS_DCE3(rdev) && drm_detect_hdmi_monitor(radeon_connector->edid)) {
+ if (0 && drm_detect_hdmi_monitor(radeon_connector->edid)) {
if (pixel_clock > 340000)
return true;
else
@@ -348,7 +346,7 @@
return false;
else {
/* HDMI 1.3 supports up to 340 Mhz over single link */
- if (ASIC_IS_DCE3(rdev) && drm_detect_hdmi_monitor(radeon_connector->edid)) {
+ if (0 && drm_detect_hdmi_monitor(radeon_connector->edid)) {
if (pixel_clock > 340000)
return true;
else
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index cf2bf35..195471c 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -209,6 +209,11 @@
sizes->surface_depth);
ret = radeonfb_create_pinned_object(rfbdev, &mode_cmd, &gobj);
+ if (ret) {
+ DRM_ERROR("failed to create fbcon object %d\n", ret);
+ return ret;
+ }
+
rbo = gem_to_radeon_bo(gobj);
/* okay we have an object now allocate the framebuffer */
@@ -220,7 +225,11 @@
info->par = rfbdev;
- radeon_framebuffer_init(rdev->ddev, &rfbdev->rfb, &mode_cmd, gobj);
+ ret = radeon_framebuffer_init(rdev->ddev, &rfbdev->rfb, &mode_cmd, gobj);
+ if (ret) {
+ DRM_ERROR("failed to initalise framebuffer %d\n", ret);
+ goto out_unref;
+ }
fb = &rfbdev->rfb.base;
diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c
index 010dad8..c58a036 100644
--- a/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/drivers/gpu/drm/radeon/radeon_gart.c
@@ -597,13 +597,13 @@
if (bo_va == NULL)
return 0;
- list_del(&bo_va->bo_list);
mutex_lock(&vm->mutex);
radeon_mutex_lock(&rdev->cs_mutex);
radeon_vm_bo_update_pte(rdev, vm, bo, NULL);
radeon_mutex_unlock(&rdev->cs_mutex);
list_del(&bo_va->vm_list);
mutex_unlock(&vm->mutex);
+ list_del(&bo_va->bo_list);
kfree(bo_va);
return 0;
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 4330e32..8a85598 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -649,7 +649,7 @@
u16 blue, int regno);
extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
u16 *blue, int regno);
-void radeon_framebuffer_init(struct drm_device *dev,
+int radeon_framebuffer_init(struct drm_device *dev,
struct radeon_framebuffer *rfb,
struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_gem_object *obj);
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index b8574cd..63552e3 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -59,6 +59,9 @@
#define USB_VENDOR_ID_AIRCABLE 0x16CA
#define USB_DEVICE_ID_AIRCABLE1 0x1502
+#define USB_VENDOR_ID_AIREN 0x1a2c
+#define USB_DEVICE_ID_AIREN_SLIMPLUS 0x0002
+
#define USB_VENDOR_ID_ALCOR 0x058f
#define USB_DEVICE_ID_ALCOR_USBRS232 0x9720
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 9333d69..627850a 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -986,8 +986,13 @@
return;
}
- /* Ignore out-of-range values as per HID specification, section 5.10 */
- if (value < field->logical_minimum || value > field->logical_maximum) {
+ /*
+ * Ignore out-of-range values as per HID specification,
+ * section 5.10 and 6.2.25
+ */
+ if ((field->flags & HID_MAIN_ITEM_VARIABLE) &&
+ (value < field->logical_minimum ||
+ value > field->logical_maximum)) {
dbg_hid("Ignoring out-of-range value %x\n", value);
return;
}
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index c831af9..57d4e1e 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -54,6 +54,7 @@
{ USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_TOUCHPACK, USB_DEVICE_ID_TOUCHPACK_RTS, HID_QUIRK_MULTI_INPUT },
+ { USB_VENDOR_ID_AIREN, USB_DEVICE_ID_AIREN_SLIMPLUS, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_UC100KM, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_CS124U, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_2PORTKVM, HID_QUIRK_NOGET },
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 0226040..dad895f 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -497,8 +497,9 @@
If you say yes here, you get support for JEDEC JC42.4 compliant
temperature sensors, which are used on many DDR3 memory modules for
mobile devices and servers. Support will include, but not be limited
- to, ADT7408, CAT34TS02, CAT6095, MAX6604, MCP9805, MCP98242, MCP98243,
- MCP9843, SE97, SE98, STTS424(E), TSE2002B3, and TS3000B3.
+ to, ADT7408, AT30TS00, CAT34TS02, CAT6095, MAX6604, MCP9804, MCP9805,
+ MCP98242, MCP98243, MCP9843, SE97, SE98, STTS424(E), STTS2002,
+ STTS3000, TSE2002B3, TSE2002GB2, TS3000B3, and TS3000GB2.
This driver can also be built as a module. If so, the module
will be called jc42.
diff --git a/drivers/hwmon/f75375s.c b/drivers/hwmon/f75375s.c
index 6bab200..6aa5a9f 100644
--- a/drivers/hwmon/f75375s.c
+++ b/drivers/hwmon/f75375s.c
@@ -178,6 +178,16 @@
i2c_smbus_write_byte_data(client, reg + 1, (value & 0xFF));
}
+static void f75375_write_pwm(struct i2c_client *client, int nr)
+{
+ struct f75375_data *data = i2c_get_clientdata(client);
+ if (data->kind == f75387)
+ f75375_write16(client, F75375_REG_FAN_EXP(nr), data->pwm[nr]);
+ else
+ f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr),
+ data->pwm[nr]);
+}
+
static struct f75375_data *f75375_update_device(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
@@ -254,6 +264,36 @@
return 1500000 / rpm;
}
+static bool duty_mode_enabled(u8 pwm_enable)
+{
+ switch (pwm_enable) {
+ case 0: /* Manual, duty mode (full speed) */
+ case 1: /* Manual, duty mode */
+ case 4: /* Auto, duty mode */
+ return true;
+ case 2: /* Auto, speed mode */
+ case 3: /* Manual, speed mode */
+ return false;
+ default:
+ BUG();
+ }
+}
+
+static bool auto_mode_enabled(u8 pwm_enable)
+{
+ switch (pwm_enable) {
+ case 0: /* Manual, duty mode (full speed) */
+ case 1: /* Manual, duty mode */
+ case 3: /* Manual, speed mode */
+ return false;
+ case 2: /* Auto, speed mode */
+ case 4: /* Auto, duty mode */
+ return true;
+ default:
+ BUG();
+ }
+}
+
static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
@@ -287,6 +327,11 @@
if (err < 0)
return err;
+ if (auto_mode_enabled(data->pwm_enable[nr]))
+ return -EINVAL;
+ if (data->kind == f75387 && duty_mode_enabled(data->pwm_enable[nr]))
+ return -EINVAL;
+
mutex_lock(&data->update_lock);
data->fan_target[nr] = rpm_to_reg(val);
f75375_write16(client, F75375_REG_FAN_EXP(nr), data->fan_target[nr]);
@@ -307,9 +352,13 @@
if (err < 0)
return err;
+ if (auto_mode_enabled(data->pwm_enable[nr]) ||
+ !duty_mode_enabled(data->pwm_enable[nr]))
+ return -EINVAL;
+
mutex_lock(&data->update_lock);
data->pwm[nr] = SENSORS_LIMIT(val, 0, 255);
- f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr), data->pwm[nr]);
+ f75375_write_pwm(client, nr);
mutex_unlock(&data->update_lock);
return count;
}
@@ -327,11 +376,15 @@
struct f75375_data *data = i2c_get_clientdata(client);
u8 fanmode;
- if (val < 0 || val > 3)
+ if (val < 0 || val > 4)
return -EINVAL;
fanmode = f75375_read8(client, F75375_REG_FAN_TIMER);
if (data->kind == f75387) {
+ /* For now, deny dangerous toggling of duty mode */
+ if (duty_mode_enabled(data->pwm_enable[nr]) !=
+ duty_mode_enabled(val))
+ return -EOPNOTSUPP;
/* clear each fanX_mode bit before setting them properly */
fanmode &= ~(1 << F75387_FAN_DUTY_MODE(nr));
fanmode &= ~(1 << F75387_FAN_MANU_MODE(nr));
@@ -345,12 +398,14 @@
fanmode |= (1 << F75387_FAN_MANU_MODE(nr));
fanmode |= (1 << F75387_FAN_DUTY_MODE(nr));
break;
- case 2: /* AUTOMATIC*/
- fanmode |= (1 << F75387_FAN_DUTY_MODE(nr));
+ case 2: /* Automatic, speed mode */
break;
case 3: /* fan speed */
fanmode |= (1 << F75387_FAN_MANU_MODE(nr));
break;
+ case 4: /* Automatic, pwm */
+ fanmode |= (1 << F75387_FAN_DUTY_MODE(nr));
+ break;
}
} else {
/* clear each fanX_mode bit before setting them properly */
@@ -368,14 +423,15 @@
break;
case 3: /* fan speed */
break;
+ case 4: /* Automatic pwm */
+ return -EINVAL;
}
}
f75375_write8(client, F75375_REG_FAN_TIMER, fanmode);
data->pwm_enable[nr] = val;
if (val == 0)
- f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr),
- data->pwm[nr]);
+ f75375_write_pwm(client, nr);
return 0;
}
@@ -726,14 +782,17 @@
manu = ((mode >> F75387_FAN_MANU_MODE(nr)) & 1);
duty = ((mode >> F75387_FAN_DUTY_MODE(nr)) & 1);
- if (manu && duty)
- /* speed */
+ if (!manu && duty)
+ /* auto, pwm */
+ data->pwm_enable[nr] = 4;
+ else if (manu && !duty)
+ /* manual, speed */
data->pwm_enable[nr] = 3;
- else if (!manu && duty)
- /* automatic */
+ else if (!manu && !duty)
+ /* automatic, speed */
data->pwm_enable[nr] = 2;
else
- /* manual */
+ /* manual, pwm */
data->pwm_enable[nr] = 1;
} else {
if (!(conf & (1 << F75375_FAN_CTRL_LINEAR(nr))))
@@ -758,9 +817,11 @@
set_pwm_enable_direct(client, 0, f75375s_pdata->pwm_enable[0]);
set_pwm_enable_direct(client, 1, f75375s_pdata->pwm_enable[1]);
for (nr = 0; nr < 2; nr++) {
+ if (auto_mode_enabled(f75375s_pdata->pwm_enable[nr]) ||
+ !duty_mode_enabled(f75375s_pdata->pwm_enable[nr]))
+ continue;
data->pwm[nr] = SENSORS_LIMIT(f75375s_pdata->pwm[nr], 0, 255);
- f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr),
- data->pwm[nr]);
+ f75375_write_pwm(client, nr);
}
}
@@ -787,7 +848,7 @@
if (err)
goto exit_free;
- if (data->kind == f75375) {
+ if (data->kind != f75373) {
err = sysfs_chmod_file(&client->dev.kobj,
&sensor_dev_attr_pwm1_mode.dev_attr.attr,
S_IRUGO | S_IWUSR);
diff --git a/drivers/hwmon/jc42.c b/drivers/hwmon/jc42.c
index 28c09ee..b927ee5 100644
--- a/drivers/hwmon/jc42.c
+++ b/drivers/hwmon/jc42.c
@@ -64,6 +64,7 @@
/* Manufacturer IDs */
#define ADT_MANID 0x11d4 /* Analog Devices */
+#define ATMEL_MANID 0x001f /* Atmel */
#define MAX_MANID 0x004d /* Maxim */
#define IDT_MANID 0x00b3 /* IDT */
#define MCP_MANID 0x0054 /* Microchip */
@@ -77,15 +78,25 @@
#define ADT7408_DEVID 0x0801
#define ADT7408_DEVID_MASK 0xffff
+/* Atmel */
+#define AT30TS00_DEVID 0x8201
+#define AT30TS00_DEVID_MASK 0xffff
+
/* IDT */
#define TS3000B3_DEVID 0x2903 /* Also matches TSE2002B3 */
#define TS3000B3_DEVID_MASK 0xffff
+#define TS3000GB2_DEVID 0x2912 /* Also matches TSE2002GB2 */
+#define TS3000GB2_DEVID_MASK 0xffff
+
/* Maxim */
#define MAX6604_DEVID 0x3e00
#define MAX6604_DEVID_MASK 0xffff
/* Microchip */
+#define MCP9804_DEVID 0x0200
+#define MCP9804_DEVID_MASK 0xfffc
+
#define MCP98242_DEVID 0x2000
#define MCP98242_DEVID_MASK 0xfffc
@@ -113,6 +124,12 @@
#define STTS424E_DEVID 0x0000
#define STTS424E_DEVID_MASK 0xfffe
+#define STTS2002_DEVID 0x0300
+#define STTS2002_DEVID_MASK 0xffff
+
+#define STTS3000_DEVID 0x0200
+#define STTS3000_DEVID_MASK 0xffff
+
static u16 jc42_hysteresis[] = { 0, 1500, 3000, 6000 };
struct jc42_chips {
@@ -123,8 +140,11 @@
static struct jc42_chips jc42_chips[] = {
{ ADT_MANID, ADT7408_DEVID, ADT7408_DEVID_MASK },
+ { ATMEL_MANID, AT30TS00_DEVID, AT30TS00_DEVID_MASK },
{ IDT_MANID, TS3000B3_DEVID, TS3000B3_DEVID_MASK },
+ { IDT_MANID, TS3000GB2_DEVID, TS3000GB2_DEVID_MASK },
{ MAX_MANID, MAX6604_DEVID, MAX6604_DEVID_MASK },
+ { MCP_MANID, MCP9804_DEVID, MCP9804_DEVID_MASK },
{ MCP_MANID, MCP98242_DEVID, MCP98242_DEVID_MASK },
{ MCP_MANID, MCP98243_DEVID, MCP98243_DEVID_MASK },
{ MCP_MANID, MCP9843_DEVID, MCP9843_DEVID_MASK },
@@ -133,6 +153,8 @@
{ NXP_MANID, SE98_DEVID, SE98_DEVID_MASK },
{ STM_MANID, STTS424_DEVID, STTS424_DEVID_MASK },
{ STM_MANID, STTS424E_DEVID, STTS424E_DEVID_MASK },
+ { STM_MANID, STTS2002_DEVID, STTS2002_DEVID_MASK },
+ { STM_MANID, STTS3000_DEVID, STTS3000_DEVID_MASK },
};
/* Each client has this additional data */
@@ -159,10 +181,12 @@
static const struct i2c_device_id jc42_id[] = {
{ "adt7408", 0 },
+ { "at30ts00", 0 },
{ "cat94ts02", 0 },
{ "cat6095", 0 },
{ "jc42", 0 },
{ "max6604", 0 },
+ { "mcp9804", 0 },
{ "mcp9805", 0 },
{ "mcp98242", 0 },
{ "mcp98243", 0 },
@@ -171,8 +195,10 @@
{ "se97b", 0 },
{ "se98", 0 },
{ "stts424", 0 },
- { "tse2002b3", 0 },
- { "ts3000b3", 0 },
+ { "stts2002", 0 },
+ { "stts3000", 0 },
+ { "tse2002", 0 },
+ { "ts3000", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, jc42_id);
diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
index 00460d8..d89b339 100644
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -54,7 +54,8 @@
lcrit_alarm, crit_alarm */
#define PMBUS_IOUT_BOOLEANS_PER_PAGE 3 /* alarm, lcrit_alarm,
crit_alarm */
-#define PMBUS_POUT_BOOLEANS_PER_PAGE 2 /* alarm, crit_alarm */
+#define PMBUS_POUT_BOOLEANS_PER_PAGE 3 /* cap_alarm, alarm, crit_alarm
+ */
#define PMBUS_MAX_BOOLEANS_PER_FAN 2 /* alarm, fault */
#define PMBUS_MAX_BOOLEANS_PER_TEMP 4 /* min_alarm, max_alarm,
lcrit_alarm, crit_alarm */
diff --git a/drivers/hwmon/pmbus/zl6100.c b/drivers/hwmon/pmbus/zl6100.c
index 48c7b4a..880b90c 100644
--- a/drivers/hwmon/pmbus/zl6100.c
+++ b/drivers/hwmon/pmbus/zl6100.c
@@ -33,6 +33,7 @@
struct zl6100_data {
int id;
ktime_t access; /* chip access time */
+ int delay; /* Delay between chip accesses in uS */
struct pmbus_driver_info info;
};
@@ -52,10 +53,10 @@
/* Some chips need a delay between accesses */
static inline void zl6100_wait(const struct zl6100_data *data)
{
- if (delay) {
+ if (data->delay) {
s64 delta = ktime_us_delta(ktime_get(), data->access);
- if (delta < delay)
- udelay(delay - delta);
+ if (delta < data->delay)
+ udelay(data->delay - delta);
}
}
@@ -207,8 +208,9 @@
* can be cleared later for additional chips if tests show that it
* is not needed (in other words, better be safe than sorry).
*/
+ data->delay = delay;
if (data->id == zl2004 || data->id == zl6105)
- delay = 0;
+ data->delay = 0;
/*
* Since there was a direct I2C device access above, wait before
diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c
index 7e78f7c..3d471d5 100644
--- a/drivers/i2c/busses/i2c-mxs.c
+++ b/drivers/i2c/busses/i2c-mxs.c
@@ -72,6 +72,7 @@
#define MXS_I2C_QUEUESTAT (0x70)
#define MXS_I2C_QUEUESTAT_RD_QUEUE_EMPTY 0x00002000
+#define MXS_I2C_QUEUESTAT_WRITE_QUEUE_CNT_MASK 0x0000001F
#define MXS_I2C_QUEUECMD (0x80)
@@ -219,14 +220,14 @@
int ret;
int flags;
- init_completion(&i2c->cmd_complete);
-
dev_dbg(i2c->dev, "addr: 0x%04x, len: %d, flags: 0x%x, stop: %d\n",
msg->addr, msg->len, msg->flags, stop);
if (msg->len == 0)
return -EINVAL;
+ init_completion(&i2c->cmd_complete);
+
flags = stop ? MXS_I2C_CTRL0_POST_SEND_STOP : 0;
if (msg->flags & I2C_M_RD)
@@ -286,6 +287,7 @@
{
struct mxs_i2c_dev *i2c = dev_id;
u32 stat = readl(i2c->regs + MXS_I2C_CTRL1) & MXS_I2C_IRQ_MASK;
+ bool is_last_cmd;
if (!stat)
return IRQ_NONE;
@@ -300,9 +302,14 @@
else
i2c->cmd_err = 0;
- complete(&i2c->cmd_complete);
+ is_last_cmd = (readl(i2c->regs + MXS_I2C_QUEUESTAT) &
+ MXS_I2C_QUEUESTAT_WRITE_QUEUE_CNT_MASK) == 0;
+
+ if (is_last_cmd || i2c->cmd_err)
+ complete(&i2c->cmd_complete);
writel(stat, i2c->regs + MXS_I2C_CTRL1_CLR);
+
return IRQ_HANDLED;
}
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index afc166f..7df5bfe 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -332,7 +332,7 @@
struct evdev_client *client = file->private_data;
struct evdev *evdev = client->evdev;
struct input_event event;
- int retval;
+ int retval = 0;
if (count < input_event_size())
return -EINVAL;
diff --git a/drivers/input/misc/twl4030-vibra.c b/drivers/input/misc/twl4030-vibra.c
index 3765137..f3bc418 100644
--- a/drivers/input/misc/twl4030-vibra.c
+++ b/drivers/input/misc/twl4030-vibra.c
@@ -172,7 +172,7 @@
}
/*** Module ***/
-#if CONFIG_PM
+#if CONFIG_PM_SLEEP
static int twl4030_vibra_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
@@ -189,10 +189,10 @@
vibra_disable_leds();
return 0;
}
+#endif
static SIMPLE_DEV_PM_OPS(twl4030_vibra_pm_ops,
twl4030_vibra_suspend, twl4030_vibra_resume);
-#endif
static int __devinit twl4030_vibra_probe(struct platform_device *pdev)
{
@@ -273,9 +273,7 @@
.driver = {
.name = "twl4030-vibra",
.owner = THIS_MODULE,
-#ifdef CONFIG_PM
.pm = &twl4030_vibra_pm_ops,
-#endif
},
};
module_platform_driver(twl4030_vibra_driver);
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index bd87380..4c6a72d 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -952,7 +952,9 @@
/*
* First try "E6 report".
- * ALPS should return 0,0,10 or 0,0,100
+ * ALPS should return 0,0,10 or 0,0,100 if no buttons are pressed.
+ * The bits 0-2 of the first byte will be 1s if some buttons are
+ * pressed.
*/
param[0] = 0;
if (ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES) ||
@@ -968,7 +970,8 @@
psmouse_dbg(psmouse, "E6 report: %2.2x %2.2x %2.2x",
param[0], param[1], param[2]);
- if (param[0] != 0 || param[1] != 0 || (param[2] != 10 && param[2] != 100))
+ if ((param[0] & 0xf8) != 0 || param[1] != 0 ||
+ (param[2] != 10 && param[2] != 100))
return NULL;
/*
diff --git a/drivers/input/tablet/Kconfig b/drivers/input/tablet/Kconfig
index 58a8775..e53f408 100644
--- a/drivers/input/tablet/Kconfig
+++ b/drivers/input/tablet/Kconfig
@@ -77,6 +77,8 @@
tristate "Wacom Intuos/Graphire tablet support (USB)"
depends on USB_ARCH_HAS_HCD
select USB
+ select NEW_LEDS
+ select LEDS_CLASS
help
Say Y here if you want to use the USB version of the Wacom Intuos
or Graphire tablet. Make sure to say Y to "Mouse support"
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 88672ec..cd3ed29 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -926,7 +926,7 @@
{
struct input_dev *input = wacom->input;
unsigned char *data = wacom->data;
- int count = data[1] & 0x03;
+ int count = data[1] & 0x07;
int i;
if (data[0] != 0x02)
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index bdea288..a35e98a 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -275,7 +275,7 @@
}
/* Programs the physical address of the device table into the IOMMU hardware */
-static void __init iommu_set_device_table(struct amd_iommu *iommu)
+static void iommu_set_device_table(struct amd_iommu *iommu)
{
u64 entry;
diff --git a/drivers/iommu/omap-iommu-debug.c b/drivers/iommu/omap-iommu-debug.c
index 288da5c..103dbd9 100644
--- a/drivers/iommu/omap-iommu-debug.c
+++ b/drivers/iommu/omap-iommu-debug.c
@@ -44,7 +44,8 @@
static ssize_t debug_read_regs(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
{
- struct omap_iommu *obj = file->private_data;
+ struct device *dev = file->private_data;
+ struct omap_iommu *obj = dev_to_omap_iommu(dev);
char *p, *buf;
ssize_t bytes;
@@ -67,7 +68,8 @@
static ssize_t debug_read_tlb(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
{
- struct omap_iommu *obj = file->private_data;
+ struct device *dev = file->private_data;
+ struct omap_iommu *obj = dev_to_omap_iommu(dev);
char *p, *buf;
ssize_t bytes, rest;
@@ -97,7 +99,8 @@
struct iotlb_entry e;
struct cr_regs cr;
int err;
- struct omap_iommu *obj = file->private_data;
+ struct device *dev = file->private_data;
+ struct omap_iommu *obj = dev_to_omap_iommu(dev);
char buf[MAXCOLUMN], *p = buf;
count = min(count, sizeof(buf));
@@ -184,7 +187,8 @@
static ssize_t debug_read_pagetable(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
{
- struct omap_iommu *obj = file->private_data;
+ struct device *dev = file->private_data;
+ struct omap_iommu *obj = dev_to_omap_iommu(dev);
char *p, *buf;
size_t bytes;
@@ -212,7 +216,8 @@
static ssize_t debug_read_mmap(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
{
- struct omap_iommu *obj = file->private_data;
+ struct device *dev = file->private_data;
+ struct omap_iommu *obj = dev_to_omap_iommu(dev);
char *p, *buf;
struct iovm_struct *tmp;
int uninitialized_var(i);
@@ -254,7 +259,7 @@
static ssize_t debug_read_mem(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
{
- struct omap_iommu *obj = file->private_data;
+ struct device *dev = file->private_data;
char *p, *buf;
struct iovm_struct *area;
ssize_t bytes;
@@ -268,8 +273,8 @@
mutex_lock(&iommu_debug_lock);
- area = omap_find_iovm_area(obj, (u32)ppos);
- if (IS_ERR(area)) {
+ area = omap_find_iovm_area(dev, (u32)ppos);
+ if (!area) {
bytes = -EINVAL;
goto err_out;
}
@@ -287,7 +292,7 @@
static ssize_t debug_write_mem(struct file *file, const char __user *userbuf,
size_t count, loff_t *ppos)
{
- struct omap_iommu *obj = file->private_data;
+ struct device *dev = file->private_data;
struct iovm_struct *area;
char *p, *buf;
@@ -305,8 +310,8 @@
goto err_out;
}
- area = omap_find_iovm_area(obj, (u32)ppos);
- if (IS_ERR(area)) {
+ area = omap_find_iovm_area(dev, (u32)ppos);
+ if (!area) {
count = -EINVAL;
goto err_out;
}
@@ -350,7 +355,7 @@
{ \
struct dentry *dent; \
dent = debugfs_create_file(#attr, mode, parent, \
- obj, &debug_##attr##_fops); \
+ dev, &debug_##attr##_fops); \
if (!dent) \
return -ENOMEM; \
}
@@ -362,20 +367,29 @@
{
struct platform_device *pdev = to_platform_device(dev);
struct omap_iommu *obj = platform_get_drvdata(pdev);
+ struct omap_iommu_arch_data *arch_data;
struct dentry *d, *parent;
if (!obj || !obj->dev)
return -EINVAL;
+ arch_data = kzalloc(sizeof(*arch_data), GFP_KERNEL);
+ if (!arch_data)
+ return -ENOMEM;
+
+ arch_data->iommu_dev = obj;
+
+ dev->archdata.iommu = arch_data;
+
d = debugfs_create_dir(obj->name, iommu_debug_root);
if (!d)
- return -ENOMEM;
+ goto nomem;
parent = d;
d = debugfs_create_u8("nr_tlb_entries", 400, parent,
(u8 *)&obj->nr_tlb_entries);
if (!d)
- return -ENOMEM;
+ goto nomem;
DEBUG_ADD_FILE_RO(ver);
DEBUG_ADD_FILE_RO(regs);
@@ -385,6 +399,22 @@
DEBUG_ADD_FILE(mem);
return 0;
+
+nomem:
+ kfree(arch_data);
+ return -ENOMEM;
+}
+
+static int iommu_debug_unregister(struct device *dev, void *data)
+{
+ if (!dev->archdata.iommu)
+ return 0;
+
+ kfree(dev->archdata.iommu);
+
+ dev->archdata.iommu = NULL;
+
+ return 0;
}
static int __init iommu_debug_init(void)
@@ -411,6 +441,7 @@
static void __exit iommu_debugfs_exit(void)
{
debugfs_remove_recursive(iommu_debug_root);
+ omap_foreach_iommu_device(NULL, iommu_debug_unregister);
}
module_exit(iommu_debugfs_exit)
diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c
index d8edd97..6899dcd 100644
--- a/drivers/iommu/omap-iommu.c
+++ b/drivers/iommu/omap-iommu.c
@@ -1223,7 +1223,8 @@
return platform_driver_register(&omap_iommu_driver);
}
-module_init(omap_iommu_init);
+/* must be ready before omap3isp is probed */
+subsys_initcall(omap_iommu_init);
static void __exit omap_iommu_exit(void)
{
diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c
index 9fb18c1..b280c43 100644
--- a/drivers/md/dm-flakey.c
+++ b/drivers/md/dm-flakey.c
@@ -323,7 +323,7 @@
* Corrupt successful READs while in down state.
* If flags were specified, only corrupt those that match.
*/
- if (!error && bio_submitted_while_down &&
+ if (fc->corrupt_bio_byte && !error && bio_submitted_while_down &&
(bio_data_dir(bio) == READ) && (fc->corrupt_bio_rw == READ) &&
all_corrupt_bio_flags_match(bio, fc))
corrupt_bio_data(bio, fc);
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index ad2eba4..ea5dd28 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -296,6 +296,8 @@
unsigned offset;
unsigned num_bvecs;
sector_t remaining = where->count;
+ struct request_queue *q = bdev_get_queue(where->bdev);
+ sector_t discard_sectors;
/*
* where->count may be zero if rw holds a flush and we need to
@@ -305,9 +307,12 @@
/*
* Allocate a suitably sized-bio.
*/
- num_bvecs = dm_sector_div_up(remaining,
- (PAGE_SIZE >> SECTOR_SHIFT));
- num_bvecs = min_t(int, bio_get_nr_vecs(where->bdev), num_bvecs);
+ if (rw & REQ_DISCARD)
+ num_bvecs = 1;
+ else
+ num_bvecs = min_t(int, bio_get_nr_vecs(where->bdev),
+ dm_sector_div_up(remaining, (PAGE_SIZE >> SECTOR_SHIFT)));
+
bio = bio_alloc_bioset(GFP_NOIO, num_bvecs, io->client->bios);
bio->bi_sector = where->sector + (where->count - remaining);
bio->bi_bdev = where->bdev;
@@ -315,10 +320,14 @@
bio->bi_destructor = dm_bio_destructor;
store_io_and_region_in_bio(bio, io, region);
- /*
- * Try and add as many pages as possible.
- */
- while (remaining) {
+ if (rw & REQ_DISCARD) {
+ discard_sectors = min_t(sector_t, q->limits.max_discard_sectors, remaining);
+ bio->bi_size = discard_sectors << SECTOR_SHIFT;
+ remaining -= discard_sectors;
+ } else while (remaining) {
+ /*
+ * Try and add as many pages as possible.
+ */
dp->get_page(dp, &page, &len, &offset);
len = min(len, to_bytes(remaining));
if (!bio_add_page(bio, page, len, offset))
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 31c2dc2..1ce84ed 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1437,7 +1437,7 @@
if (!argc) {
DMWARN("Empty message received.");
- goto out;
+ goto out_argv;
}
table = dm_get_live_table(md);
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 86cb7e5..787022c 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -668,7 +668,14 @@
return ret;
sb = page_address(rdev->sb_page);
- if (sb->magic != cpu_to_le32(DM_RAID_MAGIC)) {
+
+ /*
+ * Two cases that we want to write new superblocks and rebuild:
+ * 1) New device (no matching magic number)
+ * 2) Device specified for rebuild (!In_sync w/ offset == 0)
+ */
+ if ((sb->magic != cpu_to_le32(DM_RAID_MAGIC)) ||
+ (!test_bit(In_sync, &rdev->flags) && !rdev->recovery_offset)) {
super_sync(rdev->mddev, rdev);
set_bit(FirstUse, &rdev->flags);
@@ -745,11 +752,8 @@
*/
rdev_for_each(r, t, mddev) {
if (!test_bit(In_sync, &r->flags)) {
- if (!test_bit(FirstUse, &r->flags))
- DMERR("Superblock area of "
- "rebuild device %d should have been "
- "cleared.", r->raid_disk);
- set_bit(FirstUse, &r->flags);
+ DMINFO("Device %d specified for rebuild: "
+ "Clearing superblock", r->raid_disk);
rebuilds++;
} else if (test_bit(FirstUse, &r->flags))
new_devs++;
@@ -971,6 +975,7 @@
INIT_WORK(&rs->md.event_work, do_table_event);
ti->private = rs;
+ ti->num_flush_requests = 1;
mutex_lock(&rs->md.reconfig_mutex);
ret = md_run(&rs->md);
diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c
index 59c4f04..237571a 100644
--- a/drivers/md/dm-thin-metadata.c
+++ b/drivers/md/dm-thin-metadata.c
@@ -385,6 +385,7 @@
data_sm = dm_sm_disk_create(tm, nr_blocks);
if (IS_ERR(data_sm)) {
DMERR("sm_disk_create failed");
+ dm_tm_unlock(tm, sblock);
r = PTR_ERR(data_sm);
goto bad;
}
@@ -789,6 +790,11 @@
return 0;
}
+/*
+ * __open_device: Returns @td corresponding to device with id @dev,
+ * creating it if @create is set and incrementing @td->open_count.
+ * On failure, @td is undefined.
+ */
static int __open_device(struct dm_pool_metadata *pmd,
dm_thin_id dev, int create,
struct dm_thin_device **td)
@@ -799,10 +805,16 @@
struct disk_device_details details_le;
/*
- * Check the device isn't already open.
+ * If the device is already open, return it.
*/
list_for_each_entry(td2, &pmd->thin_devices, list)
if (td2->id == dev) {
+ /*
+ * May not create an already-open device.
+ */
+ if (create)
+ return -EEXIST;
+
td2->open_count++;
*td = td2;
return 0;
@@ -817,6 +829,9 @@
if (r != -ENODATA || !create)
return r;
+ /*
+ * Create new device.
+ */
changed = 1;
details_le.mapped_blocks = 0;
details_le.transaction_id = cpu_to_le64(pmd->trans_id);
@@ -882,12 +897,10 @@
r = __open_device(pmd, dev, 1, &td);
if (r) {
- __close_device(td);
dm_btree_remove(&pmd->tl_info, pmd->root, &key, &pmd->root);
dm_btree_del(&pmd->bl_info, dev_root);
return r;
}
- td->changed = 1;
__close_device(td);
return r;
@@ -967,14 +980,14 @@
goto bad;
r = __set_snapshot_details(pmd, td, origin, pmd->time);
+ __close_device(td);
+
if (r)
goto bad;
- __close_device(td);
return 0;
bad:
- __close_device(td);
dm_btree_remove(&pmd->tl_info, pmd->root, &key, &pmd->root);
dm_btree_remove(&pmd->details_info, pmd->details_root,
&key, &pmd->details_root);
@@ -1211,6 +1224,8 @@
if (r)
return r;
+ td->mapped_blocks--;
+ td->changed = 1;
pmd->need_commit = 1;
return 0;
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index a368db2..a0b225e 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -624,7 +624,7 @@
return 1;
rcu_read_lock();
- for (i = 0; i < conf->raid_disks; i++) {
+ for (i = 0; i < conf->raid_disks * 2; i++) {
struct md_rdev *rdev = rcu_dereference(conf->mirrors[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags)) {
struct request_queue *q = bdev_get_queue(rdev->bdev);
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 6e8aa21..58c44d6 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -67,6 +67,7 @@
static void allow_barrier(struct r10conf *conf);
static void lower_barrier(struct r10conf *conf);
+static int enough(struct r10conf *conf, int ignore);
static void * r10bio_pool_alloc(gfp_t gfp_flags, void *data)
{
@@ -347,6 +348,19 @@
* wait for the 'master' bio.
*/
set_bit(R10BIO_Uptodate, &r10_bio->state);
+ } else {
+ /* If all other devices that store this block have
+ * failed, we want to return the error upwards rather
+ * than fail the last device. Here we redefine
+ * "uptodate" to mean "Don't want to retry"
+ */
+ unsigned long flags;
+ spin_lock_irqsave(&conf->device_lock, flags);
+ if (!enough(conf, rdev->raid_disk))
+ uptodate = 1;
+ spin_unlock_irqrestore(&conf->device_lock, flags);
+ }
+ if (uptodate) {
raid_end_bio_io(r10_bio);
rdev_dec_pending(rdev, conf->mddev);
} else {
@@ -2052,6 +2066,7 @@
"md/raid10:%s: %s: Failing raid device\n",
mdname(mddev), b);
md_error(mddev, conf->mirrors[d].rdev);
+ r10_bio->devs[r10_bio->read_slot].bio = IO_BLOCKED;
return;
}
@@ -2105,8 +2120,11 @@
rdev,
r10_bio->devs[r10_bio->read_slot].addr
+ sect,
- s, 0))
+ s, 0)) {
md_error(mddev, rdev);
+ r10_bio->devs[r10_bio->read_slot].bio
+ = IO_BLOCKED;
+ }
break;
}
@@ -2299,17 +2317,20 @@
* This is all done synchronously while the array is
* frozen.
*/
+ bio = r10_bio->devs[slot].bio;
+ bdevname(bio->bi_bdev, b);
+ bio_put(bio);
+ r10_bio->devs[slot].bio = NULL;
+
if (mddev->ro == 0) {
freeze_array(conf);
fix_read_error(conf, mddev, r10_bio);
unfreeze_array(conf);
- }
+ } else
+ r10_bio->devs[slot].bio = IO_BLOCKED;
+
rdev_dec_pending(rdev, mddev);
- bio = r10_bio->devs[slot].bio;
- bdevname(bio->bi_bdev, b);
- r10_bio->devs[slot].bio =
- mddev->ro ? IO_BLOCKED : NULL;
read_more:
rdev = read_balance(conf, r10_bio, &max_sectors);
if (rdev == NULL) {
@@ -2318,13 +2339,10 @@
mdname(mddev), b,
(unsigned long long)r10_bio->sector);
raid_end_bio_io(r10_bio);
- bio_put(bio);
return;
}
do_sync = (r10_bio->master_bio->bi_rw & REQ_SYNC);
- if (bio)
- bio_put(bio);
slot = r10_bio->read_slot;
printk_ratelimited(
KERN_ERR
@@ -2360,7 +2378,6 @@
mbio->bi_phys_segments++;
spin_unlock_irq(&conf->device_lock);
generic_make_request(bio);
- bio = NULL;
r10_bio = mempool_alloc(conf->r10bio_pool,
GFP_NOIO);
@@ -3243,7 +3260,6 @@
disk->rdev = rdev;
}
- disk->rdev = rdev;
disk_stack_limits(mddev->gendisk, rdev->bdev,
rdev->data_offset << 9);
/* as we don't honour merge_bvec_fn, we must never risk
diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
index 53e2a80..d295941 100644
--- a/drivers/mfd/ab8500-core.c
+++ b/drivers/mfd/ab8500-core.c
@@ -956,11 +956,12 @@
return ret;
out_freeirq:
- if (ab8500->irq_base) {
+ if (ab8500->irq_base)
free_irq(ab8500->irq, ab8500);
out_removeirq:
+ if (ab8500->irq_base)
ab8500_irq_remove(ab8500);
- }
+
return ret;
}
diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index 0f59228..411f523 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -123,7 +123,7 @@
}
if (!cell->ignore_resource_conflicts) {
- ret = acpi_check_resource_conflict(res);
+ ret = acpi_check_resource_conflict(&res[r]);
if (ret)
goto fail_res;
}
diff --git a/drivers/mfd/s5m-core.c b/drivers/mfd/s5m-core.c
index e075c11..caadabe 100644
--- a/drivers/mfd/s5m-core.c
+++ b/drivers/mfd/s5m-core.c
@@ -105,7 +105,7 @@
s5m87xx->rtc = i2c_new_dummy(i2c->adapter, RTC_I2C_ADDR);
i2c_set_clientdata(s5m87xx->rtc, s5m87xx);
- if (pdata->cfg_pmic_irq)
+ if (pdata && pdata->cfg_pmic_irq)
pdata->cfg_pmic_irq();
s5m_irq_init(s5m87xx);
diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c
index 01cf501..4392f6b 100644
--- a/drivers/mfd/tps65910.c
+++ b/drivers/mfd/tps65910.c
@@ -168,7 +168,7 @@
goto err;
init_data->irq = pmic_plat_data->irq;
- init_data->irq_base = pmic_plat_data->irq;
+ init_data->irq_base = pmic_plat_data->irq_base;
tps65910_gpio_init(tps65910, pmic_plat_data->gpio_base);
diff --git a/drivers/mfd/tps65912-core.c b/drivers/mfd/tps65912-core.c
index 5fec23a..74fd8cb 100644
--- a/drivers/mfd/tps65912-core.c
+++ b/drivers/mfd/tps65912-core.c
@@ -151,7 +151,7 @@
goto err;
init_data->irq = pmic_plat_data->irq;
- init_data->irq_base = pmic_plat_data->irq;
+ init_data->irq_base = pmic_plat_data->irq_base;
ret = tps65912_irq_init(tps65912, init_data->irq, init_data);
if (ret < 0)
goto err;
diff --git a/drivers/mfd/wm8350-irq.c b/drivers/mfd/wm8350-irq.c
index 8a1fafd..9fd01bf 100644
--- a/drivers/mfd/wm8350-irq.c
+++ b/drivers/mfd/wm8350-irq.c
@@ -496,7 +496,6 @@
mutex_init(&wm8350->irq_lock);
wm8350->chip_irq = irq;
- wm8350->irq_base = pdata->irq_base;
if (pdata && pdata->irq_base > 0)
irq_base = pdata->irq_base;
diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index f117e7f..a04b3c1 100644
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -256,6 +256,20 @@
break;
}
+ switch (wm8994->type) {
+ case WM1811:
+ ret = wm8994_reg_read(wm8994, WM8994_ANTIPOP_2);
+ if (ret < 0) {
+ dev_err(dev, "Failed to read jackdet: %d\n", ret);
+ } else if (ret & WM1811_JACKDET_MODE_MASK) {
+ dev_dbg(dev, "CODEC still active, ignoring suspend\n");
+ return 0;
+ }
+ break;
+ default:
+ break;
+ }
+
/* Disable LDO pulldowns while the device is suspended if we
* don't know that something will be driving them. */
if (!wm8994->ldo_ena_always_driven)
diff --git a/drivers/mfd/wm8994-regmap.c b/drivers/mfd/wm8994-regmap.c
index c598ae6..bc0c509 100644
--- a/drivers/mfd/wm8994-regmap.c
+++ b/drivers/mfd/wm8994-regmap.c
@@ -806,6 +806,7 @@
case WM8994_DC_SERVO_2:
case WM8994_DC_SERVO_READBACK:
case WM8994_DC_SERVO_4:
+ case WM8994_DC_SERVO_4E:
case WM8994_ANALOGUE_HP_1:
case WM8958_MIC_DETECT_1:
case WM8958_MIC_DETECT_2:
diff --git a/drivers/misc/c2port/core.c b/drivers/misc/c2port/core.c
index 19fc7c1..f428d86 100644
--- a/drivers/misc/c2port/core.c
+++ b/drivers/misc/c2port/core.c
@@ -984,9 +984,9 @@
" - (C) 2007 Rodolfo Giometti\n");
c2port_class = class_create(THIS_MODULE, "c2port");
- if (!c2port_class) {
+ if (IS_ERR(c2port_class)) {
printk(KERN_ERR "c2port: failed to allocate class\n");
- return -ENOMEM;
+ return PTR_ERR(c2port_class);
}
c2port_class->dev_attrs = c2port_attrs;
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 690255c..132378b 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -2068,6 +2068,9 @@
*/
mmc_hw_reset_for_init(host);
+ /* Initialization should be done at 3.3 V I/O voltage. */
+ mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_330, 0);
+
/*
* sdio_reset sends CMD52 to reset card. Since we do not know
* if the card is being re-initialized, just send it. CMD52
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index 30055f2..c3704e2 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -238,10 +238,10 @@
/* Hold MCI clock for 8 cycles by default */
host->clk_delay = 8;
/*
- * Default clock gating delay is 200ms.
+ * Default clock gating delay is 0ms to avoid wasting power.
* This value can be tuned by writing into sysfs entry.
*/
- host->clkgate_delay = 200;
+ host->clkgate_delay = 0;
host->clk_gated = false;
INIT_DELAYED_WORK(&host->clk_gate_work, mmc_host_clk_gate_work);
spin_lock_init(&host->clk_lock);
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index a480663..2b9ed14 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -816,6 +816,9 @@
if (!mmc_host_is_spi(host))
mmc_set_bus_mode(host, MMC_BUSMODE_OPENDRAIN);
+ /* Initialization should be done at 3.3 V I/O voltage. */
+ mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_330, 0);
+
/*
* Since we're changing the OCR value, we seem to
* need to tell some cards to go back to the idle
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index 5017f93..c272c686 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -911,6 +911,9 @@
BUG_ON(!host);
WARN_ON(!host->claimed);
+ /* The initialization should be done at 3.3 V I/O voltage. */
+ mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_330, 0);
+
err = mmc_sd_get_cid(host, ocr, cid, &rocr);
if (err)
return err;
@@ -1156,11 +1159,6 @@
BUG_ON(!host);
WARN_ON(!host->claimed);
- /* Make sure we are at 3.3V signalling voltage */
- err = mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_330, false);
- if (err)
- return err;
-
/* Disable preset value enable if already set since last time */
if (host->ops->enable_preset_value) {
mmc_host_clk_hold(host);
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index 12cde6e..2c7c83f 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -585,6 +585,9 @@
* Inform the card of the voltage
*/
if (!powered_resume) {
+ /* The initialization should be done at 3.3 V I/O voltage. */
+ mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_330, 0);
+
err = mmc_send_io_op_cond(host, host->ocr, &ocr);
if (err)
goto err;
@@ -996,6 +999,11 @@
* With these steps taken, mmc_select_voltage() is also required to
* restore the correct voltage setting of the card.
*/
+
+ /* The initialization should be done at 3.3 V I/O voltage. */
+ if (!mmc_card_keep_power(host))
+ mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_330, 0);
+
sdio_reset(host);
mmc_go_idle(host);
mmc_send_if_cond(host, host->ocr_avail);
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index 6985cdb..e4449a5 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -1948,12 +1948,12 @@
}
}
-static void atmci_configure_dma(struct atmel_mci *host)
+static bool atmci_configure_dma(struct atmel_mci *host)
{
struct mci_platform_data *pdata;
if (host == NULL)
- return;
+ return false;
pdata = host->pdev->dev.platform_data;
@@ -1970,12 +1970,15 @@
host->dma.chan =
dma_request_channel(mask, atmci_filter, pdata->dma_slave);
}
- if (!host->dma.chan)
- dev_notice(&host->pdev->dev, "DMA not available, using PIO\n");
- else
+ if (!host->dma.chan) {
+ dev_warn(&host->pdev->dev, "no DMA channel available\n");
+ return false;
+ } else {
dev_info(&host->pdev->dev,
"Using %s for DMA transfers\n",
dma_chan_name(host->dma.chan));
+ return true;
+ }
}
static inline unsigned int atmci_get_version(struct atmel_mci *host)
@@ -2085,8 +2088,7 @@
/* Get MCI capabilities and set operations according to it */
atmci_get_cap(host);
- if (host->caps.has_dma) {
- dev_info(&pdev->dev, "using DMA\n");
+ if (host->caps.has_dma && atmci_configure_dma(host)) {
host->prepare_data = &atmci_prepare_data_dma;
host->submit_data = &atmci_submit_data_dma;
host->stop_transfer = &atmci_stop_transfer_dma;
@@ -2096,15 +2098,12 @@
host->submit_data = &atmci_submit_data_pdc;
host->stop_transfer = &atmci_stop_transfer_pdc;
} else {
- dev_info(&pdev->dev, "no DMA, no PDC\n");
+ dev_info(&pdev->dev, "using PIO\n");
host->prepare_data = &atmci_prepare_data;
host->submit_data = &atmci_submit_data;
host->stop_transfer = &atmci_stop_transfer;
}
- if (host->caps.has_dma)
- atmci_configure_dma(host);
-
platform_set_drvdata(pdev, host);
/* We need at least one slot to succeed */
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 0d955ff..11e589c 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -1271,12 +1271,13 @@
/*
* Block size can be up to 2048 bytes, but must be a power of two.
*/
- mmc->max_blk_size = 2048;
+ mmc->max_blk_size = 1 << 11;
/*
- * No limit on the number of blocks transferred.
+ * Limit the number of blocks transferred so that we don't overflow
+ * the maximum request size.
*/
- mmc->max_blk_count = mmc->max_req_size;
+ mmc->max_blk_count = mmc->max_req_size >> 11;
spin_lock_init(&host->lock);
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index d601e41..0be4e20 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -269,8 +269,9 @@
imx_data->scratchpad = val;
return;
case SDHCI_COMMAND:
- if ((host->cmd->opcode == MMC_STOP_TRANSMISSION)
- && (imx_data->flags & ESDHC_FLAG_MULTIBLK_NO_INT))
+ if ((host->cmd->opcode == MMC_STOP_TRANSMISSION ||
+ host->cmd->opcode == MMC_SET_BLOCK_COUNT) &&
+ (imx_data->flags & ESDHC_FLAG_MULTIBLK_NO_INT))
val |= SDHCI_CMD_ABORTCMD;
if (is_imx6q_usdhc(imx_data)) {
diff --git a/drivers/net/caif/caif_hsi.c b/drivers/net/caif/caif_hsi.c
index 0a4fc62..c998e1a 100644
--- a/drivers/net/caif/caif_hsi.c
+++ b/drivers/net/caif/caif_hsi.c
@@ -978,7 +978,7 @@
dev->netdev_ops = &cfhsi_ops;
dev->type = ARPHRD_CAIF;
dev->flags = IFF_POINTOPOINT | IFF_NOARP;
- dev->mtu = CFHSI_MAX_PAYLOAD_SZ;
+ dev->mtu = CFHSI_MAX_CAIF_FRAME_SZ;
dev->tx_queue_len = 0;
dev->destructor = free_netdev;
skb_queue_head_init(&cfhsi->qhead);
diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
index 1ff3c6d..47a9bb2 100644
--- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
+++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
@@ -1710,7 +1710,7 @@
"atl1c hardware error (status = 0x%x)\n",
status & ISR_ERROR);
/* reset MAC */
- adapter->work_event |= ATL1C_WORK_EVENT_RESET;
+ set_bit(ATL1C_WORK_EVENT_RESET, &adapter->work_event);
schedule_work(&adapter->common_task);
return IRQ_HANDLED;
}
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index a1f2e0f..35c2a20 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -5352,7 +5352,7 @@
}
}
- netdev_completed_queue(tp->dev, pkts_compl, bytes_compl);
+ netdev_tx_completed_queue(txq, pkts_compl, bytes_compl);
tnapi->tx_cons = sw_idx;
@@ -6793,7 +6793,7 @@
}
skb_tx_timestamp(skb);
- netdev_sent_queue(tp->dev, skb->len);
+ netdev_tx_sent_queue(txq, skb->len);
/* Packets are ready, update Tx producer idx local and on card. */
tw32_tx_mbox(tnapi->prodmbox, entry);
@@ -7275,8 +7275,8 @@
dev_kfree_skb_any(skb);
}
+ netdev_tx_reset_queue(netdev_get_tx_queue(tp->dev, j));
}
- netdev_reset_queue(tp->dev);
}
/* Initialize tx/rx rings for packet processing.
@@ -7886,10 +7886,8 @@
return 0;
}
-static struct rtnl_link_stats64 *tg3_get_stats64(struct net_device *,
- struct rtnl_link_stats64 *);
-static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *,
- struct tg3_ethtool_stats *);
+static void tg3_get_nstats(struct tg3 *, struct rtnl_link_stats64 *);
+static void tg3_get_estats(struct tg3 *, struct tg3_ethtool_stats *);
/* tp->lock is held. */
static int tg3_halt(struct tg3 *tp, int kind, int silent)
@@ -7910,7 +7908,7 @@
if (tp->hw_stats) {
/* Save the stats across chip resets... */
- tg3_get_stats64(tp->dev, &tp->net_stats_prev),
+ tg3_get_nstats(tp, &tp->net_stats_prev),
tg3_get_estats(tp, &tp->estats_prev);
/* And make sure the next sample is new data */
@@ -9847,7 +9845,7 @@
return ((u64)val->high << 32) | ((u64)val->low);
}
-static u64 calc_crc_errors(struct tg3 *tp)
+static u64 tg3_calc_crc_errors(struct tg3 *tp)
{
struct tg3_hw_stats *hw_stats = tp->hw_stats;
@@ -9856,14 +9854,12 @@
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
u32 val;
- spin_lock_bh(&tp->lock);
if (!tg3_readphy(tp, MII_TG3_TEST1, &val)) {
tg3_writephy(tp, MII_TG3_TEST1,
val | MII_TG3_TEST1_CRC_EN);
tg3_readphy(tp, MII_TG3_RXR_COUNTERS, &val);
} else
val = 0;
- spin_unlock_bh(&tp->lock);
tp->phy_crc_errors += val;
@@ -9877,14 +9873,13 @@
estats->member = old_estats->member + \
get_stat64(&hw_stats->member)
-static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp,
- struct tg3_ethtool_stats *estats)
+static void tg3_get_estats(struct tg3 *tp, struct tg3_ethtool_stats *estats)
{
struct tg3_ethtool_stats *old_estats = &tp->estats_prev;
struct tg3_hw_stats *hw_stats = tp->hw_stats;
if (!hw_stats)
- return old_estats;
+ return;
ESTAT_ADD(rx_octets);
ESTAT_ADD(rx_fragments);
@@ -9963,20 +9958,13 @@
ESTAT_ADD(nic_tx_threshold_hit);
ESTAT_ADD(mbuf_lwm_thresh_hit);
-
- return estats;
}
-static struct rtnl_link_stats64 *tg3_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void tg3_get_nstats(struct tg3 *tp, struct rtnl_link_stats64 *stats)
{
- struct tg3 *tp = netdev_priv(dev);
struct rtnl_link_stats64 *old_stats = &tp->net_stats_prev;
struct tg3_hw_stats *hw_stats = tp->hw_stats;
- if (!hw_stats)
- return old_stats;
-
stats->rx_packets = old_stats->rx_packets +
get_stat64(&hw_stats->rx_ucast_packets) +
get_stat64(&hw_stats->rx_mcast_packets) +
@@ -10019,15 +10007,13 @@
get_stat64(&hw_stats->tx_carrier_sense_errors);
stats->rx_crc_errors = old_stats->rx_crc_errors +
- calc_crc_errors(tp);
+ tg3_calc_crc_errors(tp);
stats->rx_missed_errors = old_stats->rx_missed_errors +
get_stat64(&hw_stats->rx_discards);
stats->rx_dropped = tp->rx_dropped;
stats->tx_dropped = tp->tx_dropped;
-
- return stats;
}
static inline u32 calc_crc(unsigned char *buf, int len)
@@ -15409,6 +15395,21 @@
}
}
+static struct rtnl_link_stats64 *tg3_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
+{
+ struct tg3 *tp = netdev_priv(dev);
+
+ if (!tp->hw_stats)
+ return &tp->net_stats_prev;
+
+ spin_lock_bh(&tp->lock);
+ tg3_get_nstats(tp, stats);
+ spin_unlock_bh(&tp->lock);
+
+ return stats;
+}
+
static const struct net_device_ops tg3_netdev_ops = {
.ndo_open = tg3_open,
.ndo_stop = tg3_close,
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index e83d12c..9d76e59 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -196,6 +196,8 @@
CH_DEVICE(0x4408, 4),
CH_DEVICE(0x4409, 4),
CH_DEVICE(0x440a, 4),
+ CH_DEVICE(0x440d, 4),
+ CH_DEVICE(0x440e, 4),
{ 0, }
};
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
index e53365a7..d963c1d 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
@@ -2892,6 +2892,8 @@
CH_DEVICE(0x4808, 0), /* T420-cx */
CH_DEVICE(0x4809, 0), /* T420-bt */
CH_DEVICE(0x480a, 0), /* T404-bt */
+ CH_DEVICE(0x480d, 0), /* T480-cr */
+ CH_DEVICE(0x480e, 0), /* T440-lp-cr */
{ 0, }
};
diff --git a/drivers/net/ethernet/cisco/enic/enic.h b/drivers/net/ethernet/cisco/enic/enic.h
index ee93a20..c52295c 100644
--- a/drivers/net/ethernet/cisco/enic/enic.h
+++ b/drivers/net/ethernet/cisco/enic/enic.h
@@ -94,7 +94,7 @@
u32 rx_coalesce_usecs;
u32 tx_coalesce_usecs;
#ifdef CONFIG_PCI_IOV
- u32 num_vfs;
+ u16 num_vfs;
#endif
struct enic_port_profile *pp;
diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c
index ab3f67f..0e4edd3 100644
--- a/drivers/net/ethernet/cisco/enic/enic_main.c
+++ b/drivers/net/ethernet/cisco/enic/enic_main.c
@@ -2370,7 +2370,7 @@
pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_SRIOV);
if (pos) {
pci_read_config_word(pdev, pos + PCI_SRIOV_TOTAL_VF,
- (u16 *)&enic->num_vfs);
+ &enic->num_vfs);
if (enic->num_vfs) {
err = pci_enable_sriov(pdev, enic->num_vfs);
if (err) {
diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c
index 5d5fb26..e6893cd 100644
--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
+++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
@@ -336,7 +336,9 @@
stats->tx_bytes = tx_bytes;
stats->rx_packets = rx_packets;
- return &port->stats;
+ stats->multicast = port->stats.multicast;
+ stats->rx_errors = port->stats.rx_errors;
+ return stats;
}
static void ehea_update_stats(struct work_struct *work)
diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c
index 738f950..fb2b367 100644
--- a/drivers/net/ethernet/mellanox/mlx4/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx4/qp.c
@@ -151,11 +151,6 @@
context->log_page_size = mtt->page_shift - MLX4_ICM_PAGE_SHIFT;
}
- port = ((context->pri_path.sched_queue >> 6) & 1) + 1;
- if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH)
- context->pri_path.sched_queue = (context->pri_path.sched_queue &
- 0xc3);
-
*(__be32 *) mailbox->buf = cpu_to_be32(optpar);
memcpy(mailbox->buf + 8, context, sizeof *context);
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
index bfdb7af..8752e6e 100644
--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
@@ -2255,8 +2255,7 @@
if (vhcr->op_modifier == 0) {
err = handle_resize(dev, slave, vhcr, inbox, outbox, cmd, cq);
- if (err)
- goto ex_put;
+ goto ex_put;
}
err = mlx4_DMA_wrapper(dev, slave, vhcr, inbox, outbox, cmd);
diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_param.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_param.c
index 9cb5f91..29e23be 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_param.c
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_param.c
@@ -321,10 +321,10 @@
pr_debug("AutoNeg specified along with Speed or Duplex, AutoNeg parameter ignored\n");
hw->phy.autoneg_advertised = opt.def;
} else {
- hw->phy.autoneg_advertised = AutoNeg;
- pch_gbe_validate_option(
- (int *)(&hw->phy.autoneg_advertised),
- &opt, adapter);
+ int tmp = AutoNeg;
+
+ pch_gbe_validate_option(&tmp, &opt, adapter);
+ hw->phy.autoneg_advertised = tmp;
}
}
@@ -495,9 +495,10 @@
.arg = { .l = { .nr = (int)ARRAY_SIZE(fc_list),
.p = fc_list } }
};
- hw->mac.fc = FlowControl;
- pch_gbe_validate_option((int *)(&hw->mac.fc),
- &opt, adapter);
+ int tmp = FlowControl;
+
+ pch_gbe_validate_option(&tmp, &opt, adapter);
+ hw->mac.fc = tmp;
}
pch_gbe_check_copper_options(adapter);
diff --git a/drivers/net/ethernet/packetengines/Kconfig b/drivers/net/ethernet/packetengines/Kconfig
index b97132d..8f29feb 100644
--- a/drivers/net/ethernet/packetengines/Kconfig
+++ b/drivers/net/ethernet/packetengines/Kconfig
@@ -4,6 +4,7 @@
config NET_PACKET_ENGINE
bool "Packet Engine devices"
+ default y
depends on PCI
---help---
If you have a network (Ethernet) card belonging to this class, say Y
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
index 7931531..e61560e 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -3017,7 +3017,6 @@
(void __iomem *)port_regs;
u32 delay = 10;
int status = 0;
- unsigned long hw_flags = 0;
if (ql_mii_setup(qdev))
return -1;
@@ -3228,9 +3227,9 @@
value = ql_read_page0_reg(qdev, &port_regs->portStatus);
if (value & PORT_STATUS_IC)
break;
- spin_unlock_irqrestore(&qdev->hw_lock, hw_flags);
+ spin_unlock_irq(&qdev->hw_lock);
msleep(500);
- spin_lock_irqsave(&qdev->hw_lock, hw_flags);
+ spin_lock_irq(&qdev->hw_lock);
} while (--delay);
if (delay == 0) {
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 7a0c800..bbacb37 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -3781,12 +3781,20 @@
static void rtl_hw_jumbo_enable(struct rtl8169_private *tp)
{
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
rtl_generic_op(tp, tp->jumbo_ops.enable);
+ RTL_W8(Cfg9346, Cfg9346_Lock);
}
static void rtl_hw_jumbo_disable(struct rtl8169_private *tp)
{
+ void __iomem *ioaddr = tp->mmio_addr;
+
+ RTL_W8(Cfg9346, Cfg9346_Unlock);
rtl_generic_op(tp, tp->jumbo_ops.disable);
+ RTL_W8(Cfg9346, Cfg9346_Lock);
}
static void r8168c_hw_jumbo_enable(struct rtl8169_private *tp)
@@ -6186,6 +6194,9 @@
{
struct net_device *dev = pci_get_drvdata(pdev);
struct rtl8169_private *tp = netdev_priv(dev);
+ struct device *d = &pdev->dev;
+
+ pm_runtime_get_sync(d);
rtl8169_net_suspend(dev);
@@ -6207,6 +6218,8 @@
pci_wake_from_d3(pdev, true);
pci_set_power_state(pdev, PCI_D3hot);
}
+
+ pm_runtime_put_noidle(d);
}
static struct pci_driver rtl8169_pci_driver = {
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 466c58a..bf01841 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -313,7 +313,7 @@
static void netvsc_get_drvinfo(struct net_device *net,
struct ethtool_drvinfo *info)
{
- strcpy(info->driver, "hv_netvsc");
+ strcpy(info->driver, KBUILD_MODNAME);
strcpy(info->version, HV_DRV_VERSION);
strcpy(info->fw_version, "N/A");
}
@@ -485,7 +485,7 @@
/* The one and only one */
static struct hv_driver netvsc_drv = {
- .name = "netvsc",
+ .name = KBUILD_MODNAME,
.id_table = id_table,
.probe = netvsc_probe,
.remove = netvsc_remove,
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index fae0fbd..81b96e3 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -589,6 +589,7 @@
entry = (struct skb_data *) skb->cb;
urb = entry->urb;
+ spin_unlock_irqrestore(&q->lock, flags);
// during some PM-driven resume scenarios,
// these (async) unlinks complete immediately
retval = usb_unlink_urb (urb);
@@ -596,6 +597,7 @@
netdev_dbg(dev->net, "unlink urb err, %d\n", retval);
else
count++;
+ spin_lock_irqsave(&q->lock, flags);
}
spin_unlock_irqrestore (&q->lock, flags);
return count;
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 3dcd385..756c0f5 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -830,13 +830,8 @@
ctx->l4_hdr_size = ((struct tcphdr *)
skb_transport_header(skb))->doff * 4;
else if (iph->protocol == IPPROTO_UDP)
- /*
- * Use tcp header size so that bytes to
- * be copied are more than required by
- * the device.
- */
ctx->l4_hdr_size =
- sizeof(struct tcphdr);
+ sizeof(struct udphdr);
else
ctx->l4_hdr_size = 0;
} else {
diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h
index ed54797..fc46a81 100644
--- a/drivers/net/vmxnet3/vmxnet3_int.h
+++ b/drivers/net/vmxnet3/vmxnet3_int.h
@@ -70,10 +70,10 @@
/*
* Version numbers
*/
-#define VMXNET3_DRIVER_VERSION_STRING "1.1.18.0-k"
+#define VMXNET3_DRIVER_VERSION_STRING "1.1.29.0-k"
/* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */
-#define VMXNET3_DRIVER_VERSION_NUM 0x01011200
+#define VMXNET3_DRIVER_VERSION_NUM 0x01011D00
#if defined(CONFIG_PCI_MSI)
/* RSS only makes sense if MSI-X is supported. */
diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
index f901a17..86a891f 100644
--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
@@ -489,8 +489,6 @@
ATH_ALLOC_BANK(ah->analogBank6Data, ah->iniBank6.ia_rows);
ATH_ALLOC_BANK(ah->analogBank6TPCData, ah->iniBank6TPC.ia_rows);
ATH_ALLOC_BANK(ah->analogBank7Data, ah->iniBank7.ia_rows);
- ATH_ALLOC_BANK(ah->addac5416_21,
- ah->iniAddac.ia_rows * ah->iniAddac.ia_columns);
ATH_ALLOC_BANK(ah->bank6Temp, ah->iniBank6.ia_rows);
return 0;
@@ -519,7 +517,6 @@
ATH_FREE_BANK(ah->analogBank6Data);
ATH_FREE_BANK(ah->analogBank6TPCData);
ATH_FREE_BANK(ah->analogBank7Data);
- ATH_FREE_BANK(ah->addac5416_21);
ATH_FREE_BANK(ah->bank6Temp);
#undef ATH_FREE_BANK
@@ -805,27 +802,7 @@
if (ah->eep_ops->set_addac)
ah->eep_ops->set_addac(ah, chan);
- if (AR_SREV_5416_22_OR_LATER(ah)) {
- REG_WRITE_ARRAY(&ah->iniAddac, 1, regWrites);
- } else {
- struct ar5416IniArray temp;
- u32 addacSize =
- sizeof(u32) * ah->iniAddac.ia_rows *
- ah->iniAddac.ia_columns;
-
- /* For AR5416 2.0/2.1 */
- memcpy(ah->addac5416_21,
- ah->iniAddac.ia_array, addacSize);
-
- /* override CLKDRV value at [row, column] = [31, 1] */
- (ah->addac5416_21)[31 * ah->iniAddac.ia_columns + 1] = 0;
-
- temp.ia_array = ah->addac5416_21;
- temp.ia_columns = ah->iniAddac.ia_columns;
- temp.ia_rows = ah->iniAddac.ia_rows;
- REG_WRITE_ARRAY(&temp, 1, regWrites);
- }
-
+ REG_WRITE_ARRAY(&ah->iniAddac, 1, regWrites);
REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_INTERNAL_ADDAC);
ENABLE_REGWRITE_BUFFER(ah);
diff --git a/drivers/net/wireless/ath/ath9k/ar9002_hw.c b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
index 11f192a..d190411 100644
--- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
@@ -180,6 +180,25 @@
INIT_INI_ARRAY(&ah->iniAddac, ar5416Addac,
ARRAY_SIZE(ar5416Addac), 2);
}
+
+ /* iniAddac needs to be modified for these chips */
+ if (AR_SREV_9160(ah) || !AR_SREV_5416_22_OR_LATER(ah)) {
+ struct ar5416IniArray *addac = &ah->iniAddac;
+ u32 size = sizeof(u32) * addac->ia_rows * addac->ia_columns;
+ u32 *data;
+
+ data = kmalloc(size, GFP_KERNEL);
+ if (!data)
+ return;
+
+ memcpy(data, addac->ia_array, size);
+ addac->ia_array = data;
+
+ if (!AR_SREV_5416_22_OR_LATER(ah)) {
+ /* override CLKDRV value */
+ INI_RA(addac, 31,1) = 0;
+ }
+ }
}
/* Support for Japan ch.14 (2484) spread */
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 6a29004..c8261d4 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -940,7 +940,6 @@
u32 *analogBank6Data;
u32 *analogBank6TPCData;
u32 *analogBank7Data;
- u32 *addac5416_21;
u32 *bank6Temp;
u8 txpower_limit;
diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c
index d19a9ee..bbc813d 100644
--- a/drivers/net/wireless/ath/carl9170/tx.c
+++ b/drivers/net/wireless/ath/carl9170/tx.c
@@ -1234,6 +1234,7 @@
{
struct ieee80211_sta *sta;
struct carl9170_sta_info *sta_info;
+ struct ieee80211_tx_info *tx_info;
rcu_read_lock();
sta = __carl9170_get_tx_sta(ar, skb);
@@ -1241,16 +1242,18 @@
goto out_rcu;
sta_info = (void *) sta->drv_priv;
- if (unlikely(sta_info->sleeping)) {
- struct ieee80211_tx_info *tx_info;
+ tx_info = IEEE80211_SKB_CB(skb);
+ if (unlikely(sta_info->sleeping) &&
+ !(tx_info->flags & (IEEE80211_TX_CTL_POLL_RESPONSE |
+ IEEE80211_TX_CTL_CLEAR_PS_FILT))) {
rcu_read_unlock();
- tx_info = IEEE80211_SKB_CB(skb);
if (tx_info->flags & IEEE80211_TX_CTL_AMPDU)
atomic_dec(&ar->tx_ampdu_upload);
tx_info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
+ carl9170_release_dev_space(ar, skb);
carl9170_tx_status(ar, skb, false);
return true;
}
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c b/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c
index 90911ee..30b5887 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c
@@ -1051,17 +1051,13 @@
}
/* either retransmit or send bar if ack not recd */
if (!ack_recd) {
- struct ieee80211_tx_rate *txrate =
- tx_info->status.rates;
- if (retry && (txrate[0].count < (int)retry_limit)) {
+ if (retry && (ini->txretry[index] < (int)retry_limit)) {
ini->txretry[index]++;
ini->tx_in_transit--;
/*
* Use high prededence for retransmit to
* give some punch
*/
- /* brcms_c_txq_enq(wlc, scb, p,
- * BRCMS_PRIO_TO_PREC(tid)); */
brcms_c_txq_enq(wlc, scb, p,
BRCMS_PRIO_TO_HI_PREC(tid));
} else {
@@ -1074,9 +1070,9 @@
IEEE80211_TX_STAT_AMPDU_NO_BACK;
skb_pull(p, D11_PHY_HDR_LEN);
skb_pull(p, D11_TXH_LEN);
- wiphy_err(wiphy, "%s: BA Timeout, seq %d, in_"
- "transit %d\n", "AMPDU status", seq,
- ini->tx_in_transit);
+ BCMMSG(wiphy,
+ "BA Timeout, seq %d, in_transit %d\n",
+ seq, ini->tx_in_transit);
ieee80211_tx_status_irqsafe(wlc->pub->ieee_hw,
p);
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index 64cf439..ca78e91 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -1240,7 +1240,7 @@
.flags = CMD_SYNC,
.data[0] = key_data.rsc_tsc,
.dataflags[0] = IWL_HCMD_DFL_NOCOPY,
- .len[0] = sizeof(key_data.rsc_tsc),
+ .len[0] = sizeof(*key_data.rsc_tsc),
};
ret = iwl_trans_send_cmd(trans(priv), &rsc_tsc_cmd);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c
index 7353826..e483cfa 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c
@@ -1187,6 +1187,7 @@
unsigned long flags;
struct iwl_addsta_cmd sta_cmd;
u8 sta_id = iwlagn_key_sta_id(priv, ctx->vif, sta);
+ __le16 key_flags;
/* if station isn't there, neither is the key */
if (sta_id == IWL_INVALID_STATION)
@@ -1212,7 +1213,14 @@
IWL_ERR(priv, "offset %d not used in uCode key table.\n",
keyconf->hw_key_idx);
- sta_cmd.key.key_flags = STA_KEY_FLG_NO_ENC | STA_KEY_FLG_INVALID;
+ key_flags = cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS);
+ key_flags |= STA_KEY_FLG_MAP_KEY_MSK | STA_KEY_FLG_NO_ENC |
+ STA_KEY_FLG_INVALID;
+
+ if (!(keyconf->flags & IEEE80211_KEY_FLAG_PAIRWISE))
+ key_flags |= STA_KEY_MULTICAST_MSK;
+
+ sta_cmd.key.key_flags = key_flags;
sta_cmd.key.key_offset = WEP_INVALID_OFFSET;
sta_cmd.sta.modify_mask = STA_MODIFY_KEY_MASK;
sta_cmd.mode = STA_CONTROL_MODIFY_MSK;
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 5b2972b..2210a0f 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -846,6 +846,7 @@
priv->sec_info.wpa_enabled = false;
priv->sec_info.wpa2_enabled = false;
priv->wep_key_curr_index = 0;
+ priv->sec_info.encryption_mode = 0;
ret = mwifiex_set_encode(priv, NULL, 0, 0, 1);
if (mode == NL80211_IFTYPE_ADHOC) {
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index c3e1aa7..d2a1ea9 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -1220,7 +1220,8 @@
cancel_work_sync(&rt2x00dev->rxdone_work);
cancel_work_sync(&rt2x00dev->txdone_work);
}
- destroy_workqueue(rt2x00dev->workqueue);
+ if (rt2x00dev->workqueue)
+ destroy_workqueue(rt2x00dev->workqueue);
/*
* Free the tx status fifo.
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index ea2bd1b..91a375f 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -23,7 +23,6 @@
#include <asm/machdep.h>
#endif /* CONFIG_PPC */
-#include <asm/setup.h>
#include <asm/page.h>
char *of_fdt_get_string(struct boot_param_header *blob, u32 offset)
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index 980c079..483c0adc 100644
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -182,7 +182,7 @@
if (!phy_id || sz < sizeof(*phy_id))
return NULL;
- sprintf(bus_id, PHY_ID_FMT, "0", be32_to_cpu(phy_id[0]));
+ sprintf(bus_id, PHY_ID_FMT, "fixed-0", be32_to_cpu(phy_id[0]));
phy = phy_connect(dev, bus_id, hndlr, 0, iface);
return IS_ERR(phy) ? NULL : phy;
diff --git a/drivers/parisc/iommu-helpers.h b/drivers/parisc/iommu-helpers.h
index a9c46cc..8c33491 100644
--- a/drivers/parisc/iommu-helpers.h
+++ b/drivers/parisc/iommu-helpers.h
@@ -1,3 +1,5 @@
+#include <linux/prefetch.h>
+
/**
* iommu_fill_pdir - Insert coalesced scatter/gather chunks into the I/O Pdir.
* @ioc: The I/O Controller.
diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c
index a87e272..64d433e 100644
--- a/drivers/pcmcia/pxa2xx_base.c
+++ b/drivers/pcmcia/pxa2xx_base.c
@@ -328,21 +328,15 @@
goto err1;
}
- if (ret) {
- while (--i >= 0)
- soc_pcmcia_remove_one(&sinfo->skt[i]);
- kfree(sinfo);
- clk_put(clk);
- } else {
- pxa2xx_configure_sockets(&dev->dev);
- dev_set_drvdata(&dev->dev, sinfo);
- }
+ pxa2xx_configure_sockets(&dev->dev);
+ dev_set_drvdata(&dev->dev, sinfo);
return 0;
err1:
while (--i >= 0)
soc_pcmcia_remove_one(&sinfo->skt[i]);
+ clk_put(clk);
kfree(sinfo);
err0:
return ret;
diff --git a/drivers/pps/pps.c b/drivers/pps/pps.c
index 2baadd2..98fbe62 100644
--- a/drivers/pps/pps.c
+++ b/drivers/pps/pps.c
@@ -369,9 +369,9 @@
int err;
pps_class = class_create(THIS_MODULE, "pps");
- if (!pps_class) {
+ if (IS_ERR(pps_class)) {
pr_err("failed to allocate class\n");
- return -ENOMEM;
+ return PTR_ERR(pps_class);
}
pps_class->dev_attrs = pps_attrs;
diff --git a/drivers/rapidio/devices/tsi721.c b/drivers/rapidio/devices/tsi721.c
index 691b1ab..30d2072 100644
--- a/drivers/rapidio/devices/tsi721.c
+++ b/drivers/rapidio/devices/tsi721.c
@@ -410,13 +410,14 @@
*/
mport = priv->mport;
- wr_ptr = ioread32(priv->regs + TSI721_IDQ_WP(IDB_QUEUE));
- rd_ptr = ioread32(priv->regs + TSI721_IDQ_RP(IDB_QUEUE));
+ wr_ptr = ioread32(priv->regs + TSI721_IDQ_WP(IDB_QUEUE)) % IDB_QSIZE;
+ rd_ptr = ioread32(priv->regs + TSI721_IDQ_RP(IDB_QUEUE)) % IDB_QSIZE;
while (wr_ptr != rd_ptr) {
idb_entry = (u64 *)(priv->idb_base +
(TSI721_IDB_ENTRY_SIZE * rd_ptr));
rd_ptr++;
+ rd_ptr %= IDB_QSIZE;
idb.msg = *idb_entry;
*idb_entry = 0;
diff --git a/drivers/regulator/88pm8607.c b/drivers/regulator/88pm8607.c
index df33530..28b81ae4 100644
--- a/drivers/regulator/88pm8607.c
+++ b/drivers/regulator/88pm8607.c
@@ -196,7 +196,7 @@
};
static const unsigned int LDO13_table[] = {
- 1300000, 1800000, 2000000, 2500000, 2800000, 3000000, 0, 0,
+ 1200000, 1300000, 1800000, 2000000, 2500000, 2800000, 3000000, 0,
};
static const unsigned int LDO13_suspend_table[] = {
@@ -389,10 +389,10 @@
PM8607_LDO( 7, LDO7, 0, 3, SUPPLIES_EN12, 1),
PM8607_LDO( 8, LDO8, 0, 3, SUPPLIES_EN12, 2),
PM8607_LDO( 9, LDO9, 0, 3, SUPPLIES_EN12, 3),
- PM8607_LDO(10, LDO10, 0, 3, SUPPLIES_EN12, 4),
+ PM8607_LDO(10, LDO10, 0, 4, SUPPLIES_EN12, 4),
PM8607_LDO(12, LDO12, 0, 4, SUPPLIES_EN12, 5),
PM8607_LDO(13, VIBRATOR_SET, 1, 3, VIBRATOR_SET, 0),
- PM8607_LDO(14, LDO14, 0, 4, SUPPLIES_EN12, 6),
+ PM8607_LDO(14, LDO14, 0, 3, SUPPLIES_EN12, 6),
};
static int __devinit pm8607_regulator_probe(struct platform_device *pdev)
diff --git a/drivers/regulator/da9052-regulator.c b/drivers/regulator/da9052-regulator.c
index 3767364..ea4d8f5 100644
--- a/drivers/regulator/da9052-regulator.c
+++ b/drivers/regulator/da9052-regulator.c
@@ -260,8 +260,8 @@
* the LDO activate bit to implment the changes on the
* LDO output.
*/
- return da9052_reg_update(regulator->da9052, DA9052_SUPPLY_REG, 0,
- info->activate_bit);
+ return da9052_reg_update(regulator->da9052, DA9052_SUPPLY_REG,
+ info->activate_bit, info->activate_bit);
}
static int da9052_set_dcdc_voltage(struct regulator_dev *rdev,
@@ -280,8 +280,8 @@
* the DCDC activate bit to implment the changes on the
* DCDC output.
*/
- return da9052_reg_update(regulator->da9052, DA9052_SUPPLY_REG, 0,
- info->activate_bit);
+ return da9052_reg_update(regulator->da9052, DA9052_SUPPLY_REG,
+ info->activate_bit, info->activate_bit);
}
static int da9052_get_regulator_voltage_sel(struct regulator_dev *rdev)
diff --git a/drivers/regulator/tps65910-regulator.c b/drivers/regulator/tps65910-regulator.c
index 5c15ba0..40ecf516 100644
--- a/drivers/regulator/tps65910-regulator.c
+++ b/drivers/regulator/tps65910-regulator.c
@@ -662,7 +662,7 @@
tps65910_reg_write(pmic, TPS65910_VDD2_OP, vsel);
break;
case TPS65911_REG_VDDCTRL:
- vsel = selector;
+ vsel = selector + 3;
tps65910_reg_write(pmic, TPS65911_VDDCTRL_OP, vsel);
}
diff --git a/drivers/rtc/rtc-r9701.c b/drivers/rtc/rtc-r9701.c
index 9beba49c..2853c2a 100644
--- a/drivers/rtc/rtc-r9701.c
+++ b/drivers/rtc/rtc-r9701.c
@@ -125,6 +125,13 @@
unsigned char tmp;
int res;
+ tmp = R100CNT;
+ res = read_regs(&spi->dev, &tmp, 1);
+ if (res || tmp != 0x20) {
+ dev_err(&spi->dev, "cannot read RTC register\n");
+ return -ENODEV;
+ }
+
rtc = rtc_device_register("r9701",
&spi->dev, &r9701_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc))
@@ -132,13 +139,6 @@
dev_set_drvdata(&spi->dev, rtc);
- tmp = R100CNT;
- res = read_regs(&spi->dev, &tmp, 1);
- if (res || tmp != 0x20) {
- rtc_device_unregister(rtc);
- return res;
- }
-
return 0;
}
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 3ef8d07..770a740 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -167,7 +167,7 @@
DBF_ERROR("%4x EQBS ERROR", SCH_NO(q));
DBF_ERROR("%3d%3d%2d", count, tmp_count, nr);
q->handler(q->irq_ptr->cdev, QDIO_ERROR_ACTIVATE_CHECK_CONDITION,
- 0, -1, -1, q->irq_ptr->int_parm);
+ q->nr, q->first_to_kick, count, q->irq_ptr->int_parm);
return 0;
}
@@ -215,7 +215,7 @@
DBF_ERROR("%4x SQBS ERROR", SCH_NO(q));
DBF_ERROR("%3d%3d%2d", count, tmp_count, nr);
q->handler(q->irq_ptr->cdev, QDIO_ERROR_ACTIVATE_CHECK_CONDITION,
- 0, -1, -1, q->irq_ptr->int_parm);
+ q->nr, q->first_to_kick, count, q->irq_ptr->int_parm);
return 0;
}
diff --git a/drivers/scsi/osd/osd_uld.c b/drivers/scsi/osd/osd_uld.c
index b31a8e3..d4ed9eb 100644
--- a/drivers/scsi/osd/osd_uld.c
+++ b/drivers/scsi/osd/osd_uld.c
@@ -69,10 +69,10 @@
#ifndef SCSI_OSD_MAJOR
# define SCSI_OSD_MAJOR 260
#endif
-#define SCSI_OSD_MAX_MINOR 64
+#define SCSI_OSD_MAX_MINOR MINORMASK
static const char osd_name[] = "osd";
-static const char *osd_version_string = "open-osd 0.2.0";
+static const char *osd_version_string = "open-osd 0.2.1";
MODULE_AUTHOR("Boaz Harrosh <bharrosh@panasas.com>");
MODULE_DESCRIPTION("open-osd Upper-Layer-Driver osd.ko");
diff --git a/drivers/scsi/sd_dif.c b/drivers/scsi/sd_dif.c
index 0cb39ff..f8fb2d6 100644
--- a/drivers/scsi/sd_dif.c
+++ b/drivers/scsi/sd_dif.c
@@ -408,7 +408,7 @@
kunmap_atomic(sdt, KM_USER0);
}
- bio->bi_flags |= BIO_MAPPED_INTEGRITY;
+ bio->bi_flags |= (1 << BIO_MAPPED_INTEGRITY);
}
return 0;
diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c
index 2f9cb43..f37ad22 100644
--- a/drivers/spi/spi-pl022.c
+++ b/drivers/spi/spi-pl022.c
@@ -1083,7 +1083,7 @@
return -ENOMEM;
}
-static int __init pl022_dma_probe(struct pl022 *pl022)
+static int __devinit pl022_dma_probe(struct pl022 *pl022)
{
dma_cap_mask_t mask;
diff --git a/drivers/tty/Kconfig b/drivers/tty/Kconfig
index b3d1741..830cd62 100644
--- a/drivers/tty/Kconfig
+++ b/drivers/tty/Kconfig
@@ -365,7 +365,7 @@
config PPC_EARLY_DEBUG_EHV_BC
bool "Early console (udbg) support for ePAPR hypervisors"
- depends on PPC_EPAPR_HV_BYTECHAN
+ depends on PPC_EPAPR_HV_BYTECHAN=y
help
Select this option to enable early console (a.k.a. "udbg") support
via an ePAPR byte channel. You also need to choose the byte channel
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index c26a82e..b556a72 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -239,7 +239,7 @@
ehci_writel(ehci, portsc, &ehci->regs->port_status[port_offset]);
}
-static int ehci_fsl_usb_setup(struct ehci_hcd *ehci)
+static void ehci_fsl_usb_setup(struct ehci_hcd *ehci)
{
struct usb_hcd *hcd = ehci_to_hcd(ehci);
struct fsl_usb2_platform_data *pdata;
@@ -299,19 +299,12 @@
#endif
out_be32(non_ehci + FSL_SOC_USB_SICTRL, 0x00000001);
}
-
- if (!(in_be32(non_ehci + FSL_SOC_USB_CTRL) & CTRL_PHY_CLK_VALID)) {
- printk(KERN_WARNING "fsl-ehci: USB PHY clock invalid\n");
- return -ENODEV;
- }
- return 0;
}
/* called after powerup, by probe or system-pm "wakeup" */
static int ehci_fsl_reinit(struct ehci_hcd *ehci)
{
- if (ehci_fsl_usb_setup(ehci))
- return -ENODEV;
+ ehci_fsl_usb_setup(ehci);
ehci_port_power(ehci, 0);
return 0;
diff --git a/drivers/usb/host/ehci-fsl.h b/drivers/usb/host/ehci-fsl.h
index bdf43e2a..4918062 100644
--- a/drivers/usb/host/ehci-fsl.h
+++ b/drivers/usb/host/ehci-fsl.h
@@ -45,6 +45,5 @@
#define FSL_SOC_USB_PRICTRL 0x40c /* NOTE: big-endian */
#define FSL_SOC_USB_SICTRL 0x410 /* NOTE: big-endian */
#define FSL_SOC_USB_CTRL 0x500 /* NOTE: big-endian */
-#define CTRL_PHY_CLK_VALID (1 << 17)
#define SNOOP_SIZE_2GB 0x1e
#endif /* _EHCI_FSL_H */
diff --git a/drivers/video/omap2/displays/Kconfig b/drivers/video/omap2/displays/Kconfig
index 74d29b5..408a992 100644
--- a/drivers/video/omap2/displays/Kconfig
+++ b/drivers/video/omap2/displays/Kconfig
@@ -12,7 +12,7 @@
config PANEL_DVI
tristate "DVI output"
- depends on OMAP2_DSS_DPI
+ depends on OMAP2_DSS_DPI && I2C
help
Driver for external monitors, connected via DVI. The driver uses i2c
to read EDID information from the monitor.
diff --git a/drivers/video/omap2/dss/apply.c b/drivers/video/omap2/dss/apply.c
index 052dc87..87b3e25 100644
--- a/drivers/video/omap2/dss/apply.c
+++ b/drivers/video/omap2/dss/apply.c
@@ -1276,6 +1276,9 @@
spin_unlock_irqrestore(&data_lock, flags);
+ /* wait for overlay to be enabled */
+ wait_pending_extra_info_updates();
+
mutex_unlock(&apply_lock);
return 0;
@@ -1313,6 +1316,9 @@
spin_unlock_irqrestore(&data_lock, flags);
+ /* wait for the overlay to be disabled */
+ wait_pending_extra_info_updates();
+
mutex_unlock(&apply_lock);
return 0;
diff --git a/drivers/video/omap2/dss/hdmi.c b/drivers/video/omap2/dss/hdmi.c
index d7aa3b0..a36b934 100644
--- a/drivers/video/omap2/dss/hdmi.c
+++ b/drivers/video/omap2/dss/hdmi.c
@@ -165,9 +165,25 @@
DSSDBG("hdmi_runtime_get\n");
+ /*
+ * HACK: Add dss_runtime_get() to ensure DSS clock domain is enabled.
+ * This should be removed later.
+ */
+ r = dss_runtime_get();
+ if (r < 0)
+ goto err_get_dss;
+
r = pm_runtime_get_sync(&hdmi.pdev->dev);
WARN_ON(r < 0);
- return r < 0 ? r : 0;
+ if (r < 0)
+ goto err_get_hdmi;
+
+ return 0;
+
+err_get_hdmi:
+ dss_runtime_put();
+err_get_dss:
+ return r;
}
static void hdmi_runtime_put(void)
@@ -178,6 +194,12 @@
r = pm_runtime_put_sync(&hdmi.pdev->dev);
WARN_ON(r < 0);
+
+ /*
+ * HACK: This is added to complement the dss_runtime_get() call in
+ * hdmi_runtime_get(). This should be removed later.
+ */
+ dss_runtime_put();
}
int hdmi_init_display(struct omap_dss_device *dssdev)
diff --git a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
index 2d72334..6847a47 100644
--- a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
+++ b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
@@ -479,14 +479,7 @@
bool ti_hdmi_4xxx_detect(struct hdmi_ip_data *ip_data)
{
- int r;
-
- void __iomem *base = hdmi_core_sys_base(ip_data);
-
- /* HPD */
- r = REG_GET(base, HDMI_CORE_SYS_SYS_STAT, 1, 1);
-
- return r == 1;
+ return gpio_get_value(ip_data->hpd_gpio);
}
static void hdmi_core_init(struct hdmi_core_video_config *video_cfg,
diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c
index d5aaca9..8497727 100644
--- a/drivers/video/via/hw.c
+++ b/drivers/video/via/hw.c
@@ -1810,7 +1810,11 @@
break;
}
+ /* magic required on VX900 for correct modesetting on IGA1 */
+ via_write_reg_mask(VIACR, 0x45, 0x00, 0x01);
+
/* probably this should go to the scaling code one day */
+ via_write_reg_mask(VIACR, 0xFD, 0, 0x80); /* VX900 hw scale on IGA2 */
viafb_write_regx(scaling_parameters, ARRAY_SIZE(scaling_parameters));
/* Fill VPIT Parameters */
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 95aeedf..958e512 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -367,29 +367,45 @@
#ifdef CONFIG_PM
static int virtballoon_freeze(struct virtio_device *vdev)
{
+ struct virtio_balloon *vb = vdev->priv;
+
/*
* The kthread is already frozen by the PM core before this
* function is called.
*/
+ while (vb->num_pages)
+ leak_balloon(vb, vb->num_pages);
+ update_balloon_size(vb);
+
/* Ensure we don't get any more requests from the host */
vdev->config->reset(vdev);
vdev->config->del_vqs(vdev);
return 0;
}
+static int restore_common(struct virtio_device *vdev)
+{
+ struct virtio_balloon *vb = vdev->priv;
+ int ret;
+
+ ret = init_vqs(vdev->priv);
+ if (ret)
+ return ret;
+
+ fill_balloon(vb, towards_target(vb));
+ update_balloon_size(vb);
+ return 0;
+}
+
static int virtballoon_thaw(struct virtio_device *vdev)
{
- return init_vqs(vdev->priv);
+ return restore_common(vdev);
}
static int virtballoon_restore(struct virtio_device *vdev)
{
struct virtio_balloon *vb = vdev->priv;
- struct page *page, *page2;
-
- /* We're starting from a clean slate */
- vb->num_pages = 0;
/*
* If a request wasn't complete at the time of freezing, this
@@ -397,12 +413,7 @@
*/
vb->need_stats_update = 0;
- /* We don't have these pages in the balloon anymore! */
- list_for_each_entry_safe(page, page2, &vb->pages, lru) {
- list_del(&page->lru);
- totalram_pages++;
- }
- return init_vqs(vdev->priv);
+ return restore_common(vdev);
}
#endif
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 877b107..df9e8f0 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -1098,7 +1098,7 @@
For Freescale Book-E processors, this is a number between 0 and 63.
For other Book-E processors, this is a number between 0 and 3.
- The value can be overidden by the wdt_period command-line parameter.
+ The value can be overridden by the wdt_period command-line parameter.
# PPC64 Architecture
diff --git a/drivers/watchdog/booke_wdt.c b/drivers/watchdog/booke_wdt.c
index 337265b..7c0fdfc 100644
--- a/drivers/watchdog/booke_wdt.c
+++ b/drivers/watchdog/booke_wdt.c
@@ -198,9 +198,13 @@
booke_wdt_period = tmp;
#endif
booke_wdt_set();
- return 0;
+ /* Fall */
case WDIOC_GETTIMEOUT:
+#ifdef CONFIG_FSL_BOOKE
+ return put_user(period_to_sec(booke_wdt_period), p);
+#else
return put_user(booke_wdt_period, p);
+#endif
default:
return -ENOTTY;
}
diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
index 8464ea1..3c166d3 100644
--- a/drivers/watchdog/hpwdt.c
+++ b/drivers/watchdog/hpwdt.c
@@ -231,7 +231,7 @@
cmn_regs.u1.reax = CRU_BIOS_SIGNATURE_VALUE;
- set_memory_x((unsigned long)bios32_entrypoint, (2 * PAGE_SIZE));
+ set_memory_x((unsigned long)bios32_map, 2);
asminline_call(&cmn_regs, bios32_entrypoint);
if (cmn_regs.u1.ral != 0) {
@@ -250,7 +250,8 @@
cru_rom_addr =
ioremap(cru_physical_address, cru_length);
if (cru_rom_addr) {
- set_memory_x((unsigned long)cru_rom_addr, cru_length);
+ set_memory_x((unsigned long)cru_rom_addr & PAGE_MASK,
+ (cru_length + PAGE_SIZE - 1) >> PAGE_SHIFT);
retval = 0;
}
}
diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c
index 8e210aa..dfae030 100644
--- a/drivers/watchdog/pnx4008_wdt.c
+++ b/drivers/watchdog/pnx4008_wdt.c
@@ -264,7 +264,7 @@
wdt_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (wdt_mem == NULL) {
printk(KERN_INFO MODULE_NAME
- "failed to get memory region resouce\n");
+ "failed to get memory region resource\n");
return -ENOENT;
}
diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index 4bc3744..404172f 100644
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -312,18 +312,26 @@
dev = &pdev->dev;
wdt_dev = &pdev->dev;
- /* get the memory region for the watchdog timer */
-
wdt_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (wdt_mem == NULL) {
dev_err(dev, "no memory resource specified\n");
return -ENOENT;
}
+ wdt_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+ if (wdt_irq == NULL) {
+ dev_err(dev, "no irq resource specified\n");
+ ret = -ENOENT;
+ goto err;
+ }
+
+ /* get the memory region for the watchdog timer */
+
size = resource_size(wdt_mem);
if (!request_mem_region(wdt_mem->start, size, pdev->name)) {
dev_err(dev, "failed to get memory region\n");
- return -EBUSY;
+ ret = -EBUSY;
+ goto err;
}
wdt_base = ioremap(wdt_mem->start, size);
@@ -335,29 +343,17 @@
DBG("probe: mapped wdt_base=%p\n", wdt_base);
- wdt_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (wdt_irq == NULL) {
- dev_err(dev, "no irq resource specified\n");
- ret = -ENOENT;
- goto err_map;
- }
-
- ret = request_irq(wdt_irq->start, s3c2410wdt_irq, 0, pdev->name, pdev);
- if (ret != 0) {
- dev_err(dev, "failed to install irq (%d)\n", ret);
- goto err_map;
- }
-
wdt_clock = clk_get(&pdev->dev, "watchdog");
if (IS_ERR(wdt_clock)) {
dev_err(dev, "failed to find watchdog clock source\n");
ret = PTR_ERR(wdt_clock);
- goto err_irq;
+ goto err_map;
}
clk_enable(wdt_clock);
- if (s3c2410wdt_cpufreq_register() < 0) {
+ ret = s3c2410wdt_cpufreq_register();
+ if (ret < 0) {
printk(KERN_ERR PFX "failed to register cpufreq\n");
goto err_clk;
}
@@ -378,12 +374,18 @@
"cannot start\n");
}
+ ret = request_irq(wdt_irq->start, s3c2410wdt_irq, 0, pdev->name, pdev);
+ if (ret != 0) {
+ dev_err(dev, "failed to install irq (%d)\n", ret);
+ goto err_cpufreq;
+ }
+
watchdog_set_nowayout(&s3c2410_wdd, nowayout);
ret = watchdog_register_device(&s3c2410_wdd);
if (ret) {
dev_err(dev, "cannot register watchdog (%d)\n", ret);
- goto err_cpufreq;
+ goto err_irq;
}
if (tmr_atboot && started == 0) {
@@ -408,23 +410,26 @@
return 0;
+ err_irq:
+ free_irq(wdt_irq->start, pdev);
+
err_cpufreq:
s3c2410wdt_cpufreq_deregister();
err_clk:
clk_disable(wdt_clock);
clk_put(wdt_clock);
-
- err_irq:
- free_irq(wdt_irq->start, pdev);
+ wdt_clock = NULL;
err_map:
iounmap(wdt_base);
err_req:
release_mem_region(wdt_mem->start, size);
- wdt_mem = NULL;
+ err:
+ wdt_irq = NULL;
+ wdt_mem = NULL;
return ret;
}
@@ -432,18 +437,18 @@
{
watchdog_unregister_device(&s3c2410_wdd);
+ free_irq(wdt_irq->start, dev);
+
s3c2410wdt_cpufreq_deregister();
clk_disable(wdt_clock);
clk_put(wdt_clock);
wdt_clock = NULL;
- free_irq(wdt_irq->start, dev);
- wdt_irq = NULL;
-
iounmap(wdt_base);
release_mem_region(wdt_mem->start, resource_size(wdt_mem));
+ wdt_irq = NULL;
wdt_mem = NULL;
return 0;
}
diff --git a/fs/aio.c b/fs/aio.c
index 969beb0..b9d64d8 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -228,12 +228,6 @@
call_rcu(&ctx->rcu_head, ctx_rcu_free);
}
-static inline void get_ioctx(struct kioctx *kioctx)
-{
- BUG_ON(atomic_read(&kioctx->users) <= 0);
- atomic_inc(&kioctx->users);
-}
-
static inline int try_get_ioctx(struct kioctx *kioctx)
{
return atomic_inc_not_zero(&kioctx->users);
@@ -273,7 +267,7 @@
mm = ctx->mm = current->mm;
atomic_inc(&mm->mm_count);
- atomic_set(&ctx->users, 1);
+ atomic_set(&ctx->users, 2);
spin_lock_init(&ctx->ctx_lock);
spin_lock_init(&ctx->ring_info.ring_lock);
init_waitqueue_head(&ctx->wait);
@@ -490,6 +484,8 @@
kmem_cache_free(kiocb_cachep, req);
ctx->reqs_active--;
}
+ if (unlikely(!ctx->reqs_active && ctx->dead))
+ wake_up_all(&ctx->wait);
spin_unlock_irq(&ctx->ctx_lock);
}
@@ -607,11 +603,16 @@
fput(req->ki_filp);
/* Link the iocb into the context's free list */
+ rcu_read_lock();
spin_lock_irq(&ctx->ctx_lock);
really_put_req(ctx, req);
+ /*
+ * at that point ctx might've been killed, but actual
+ * freeing is RCU'd
+ */
spin_unlock_irq(&ctx->ctx_lock);
+ rcu_read_unlock();
- put_ioctx(ctx);
spin_lock_irq(&fput_lock);
}
spin_unlock_irq(&fput_lock);
@@ -642,7 +643,6 @@
* this function will be executed w/out any aio kthread wakeup.
*/
if (unlikely(!fput_atomic(req->ki_filp))) {
- get_ioctx(ctx);
spin_lock(&fput_lock);
list_add(&req->ki_list, &fput_head);
spin_unlock(&fput_lock);
@@ -1336,10 +1336,10 @@
ret = PTR_ERR(ioctx);
if (!IS_ERR(ioctx)) {
ret = put_user(ioctx->user_id, ctxp);
- if (!ret)
+ if (!ret) {
+ put_ioctx(ioctx);
return 0;
-
- get_ioctx(ioctx); /* io_destroy() expects us to hold a ref */
+ }
io_destroy(ioctx);
}
diff --git a/fs/binfmt_aout.c b/fs/binfmt_aout.c
index a6395bd..1ff9405 100644
--- a/fs/binfmt_aout.c
+++ b/fs/binfmt_aout.c
@@ -259,6 +259,13 @@
current->mm->free_area_cache = current->mm->mmap_base;
current->mm->cached_hole_size = 0;
+ retval = setup_arg_pages(bprm, STACK_TOP, EXSTACK_DEFAULT);
+ if (retval < 0) {
+ /* Someone check-me: is this error path enough? */
+ send_sig(SIGKILL, current, 0);
+ return retval;
+ }
+
install_exec_creds(bprm);
current->flags &= ~PF_FORKNOEXEC;
@@ -352,13 +359,6 @@
return retval;
}
- retval = setup_arg_pages(bprm, STACK_TOP, EXSTACK_DEFAULT);
- if (retval < 0) {
- /* Someone check-me: is this error path enough? */
- send_sig(SIGKILL, current, 0);
- return retval;
- }
-
current->mm->start_stack =
(unsigned long) create_aout_tables((char __user *) bprm->p, bprm);
#ifdef __alpha__
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index bcb884e..07d096c 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -1421,7 +1421,7 @@
for (i = 1; i < view->n; ++i) {
const struct user_regset *regset = &view->regsets[i];
do_thread_regset_writeback(t->task, regset);
- if (regset->core_note_type &&
+ if (regset->core_note_type && regset->get &&
(!regset->active || regset->active(t->task, regset))) {
int ret;
size_t size = regset->n * regset->size;
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index 98f6bf10..0436c12 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -583,7 +583,7 @@
struct btrfs_path *path;
struct btrfs_key info_key = { 0 };
struct btrfs_delayed_ref_root *delayed_refs = NULL;
- struct btrfs_delayed_ref_head *head = NULL;
+ struct btrfs_delayed_ref_head *head;
int info_level = 0;
int ret;
struct list_head prefs_delayed;
@@ -607,6 +607,8 @@
* at a specified point in time
*/
again:
+ head = NULL;
+
ret = btrfs_search_slot(trans, fs_info->extent_root, &key, path, 0, 0);
if (ret < 0)
goto out;
@@ -635,8 +637,10 @@
goto again;
}
ret = __add_delayed_refs(head, seq, &info_key, &prefs_delayed);
- if (ret)
+ if (ret) {
+ spin_unlock(&delayed_refs->lock);
goto out;
+ }
}
spin_unlock(&delayed_refs->lock);
diff --git a/fs/btrfs/reada.c b/fs/btrfs/reada.c
index 2373b39..22db045 100644
--- a/fs/btrfs/reada.c
+++ b/fs/btrfs/reada.c
@@ -305,7 +305,7 @@
spin_lock(&fs_info->reada_lock);
ret = radix_tree_insert(&dev->reada_zones,
- (unsigned long)zone->end >> PAGE_CACHE_SHIFT,
+ (unsigned long)(zone->end >> PAGE_CACHE_SHIFT),
zone);
spin_unlock(&fs_info->reada_lock);
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 63a196b..bc7e244 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -584,10 +584,26 @@
* If either that or op not supported returned, follow
* the normal lookup.
*/
- if ((rc == 0) || (rc == -ENOENT))
+ switch (rc) {
+ case 0:
+ /*
+ * The server may allow us to open things like
+ * FIFOs, but the client isn't set up to deal
+ * with that. If it's not a regular file, just
+ * close it and proceed as if it were a normal
+ * lookup.
+ */
+ if (newInode && !S_ISREG(newInode->i_mode)) {
+ CIFSSMBClose(xid, pTcon, fileHandle);
+ break;
+ }
+ case -ENOENT:
posix_open = true;
- else if ((rc == -EINVAL) || (rc != -EOPNOTSUPP))
+ case -EOPNOTSUPP:
+ break;
+ default:
pTcon->broken_posix_open = true;
+ }
}
if (!posix_open)
rc = cifs_get_inode_info_unix(&newInode, full_path,
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index a5f54b7..745da3d 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -534,6 +534,11 @@
if (fattr->cf_cifsattrs & ATTR_DIRECTORY) {
fattr->cf_mode = S_IFDIR | cifs_sb->mnt_dir_mode;
fattr->cf_dtype = DT_DIR;
+ /*
+ * Server can return wrong NumberOfLinks value for directories
+ * when Unix extensions are disabled - fake it.
+ */
+ fattr->cf_nlink = 2;
} else {
fattr->cf_mode = S_IFREG | cifs_sb->mnt_file_mode;
fattr->cf_dtype = DT_REG;
@@ -541,9 +546,9 @@
/* clear write bits if ATTR_READONLY is set */
if (fattr->cf_cifsattrs & ATTR_READONLY)
fattr->cf_mode &= ~(S_IWUGO);
- }
- fattr->cf_nlink = le32_to_cpu(info->NumberOfLinks);
+ fattr->cf_nlink = le32_to_cpu(info->NumberOfLinks);
+ }
fattr->cf_uid = cifs_sb->mnt_uid;
fattr->cf_gid = cifs_sb->mnt_gid;
@@ -1322,7 +1327,6 @@
}
/*BB check (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID ) to see if need
to set uid/gid */
- inc_nlink(inode);
cifs_unix_basic_to_fattr(&fattr, pInfo, cifs_sb);
cifs_fill_uniqueid(inode->i_sb, &fattr);
@@ -1355,7 +1359,6 @@
d_drop(direntry);
} else {
mkdir_get_info:
- inc_nlink(inode);
if (pTcon->unix_ext)
rc = cifs_get_inode_info_unix(&newinode, full_path,
inode->i_sb, xid);
@@ -1436,6 +1439,11 @@
}
}
mkdir_out:
+ /*
+ * Force revalidate to get parent dir info when needed since cached
+ * attributes are invalid now.
+ */
+ CIFS_I(inode)->time = 0;
kfree(full_path);
FreeXid(xid);
cifs_put_tlink(tlink);
@@ -1475,7 +1483,6 @@
cifs_put_tlink(tlink);
if (!rc) {
- drop_nlink(inode);
spin_lock(&direntry->d_inode->i_lock);
i_size_write(direntry->d_inode, 0);
clear_nlink(direntry->d_inode);
@@ -1483,12 +1490,15 @@
}
cifsInode = CIFS_I(direntry->d_inode);
- cifsInode->time = 0; /* force revalidate to go get info when
- needed */
+ /* force revalidate to go get info when needed */
+ cifsInode->time = 0;
cifsInode = CIFS_I(inode);
- cifsInode->time = 0; /* force revalidate to get parent dir info
- since cached search results now invalid */
+ /*
+ * Force revalidate to get parent dir info when needed since cached
+ * attributes are invalid now.
+ */
+ cifsInode->time = 0;
direntry->d_inode->i_ctime = inode->i_ctime = inode->i_mtime =
current_fs_time(inode->i_sb);
diff --git a/fs/dcache.c b/fs/dcache.c
index fe19ac1..bcbdb33 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -104,7 +104,7 @@
static struct hlist_bl_head *dentry_hashtable __read_mostly;
-static inline struct hlist_bl_head *d_hash(struct dentry *parent,
+static inline struct hlist_bl_head *d_hash(const struct dentry *parent,
unsigned long hash)
{
hash += ((unsigned long) parent ^ GOLDEN_RATIO_PRIME) / L1_CACHE_BYTES;
@@ -137,6 +137,26 @@
}
#endif
+/*
+ * Compare 2 name strings, return 0 if they match, otherwise non-zero.
+ * The strings are both count bytes long, and count is non-zero.
+ */
+static inline int dentry_cmp(const unsigned char *cs, size_t scount,
+ const unsigned char *ct, size_t tcount)
+{
+ if (scount != tcount)
+ return 1;
+
+ do {
+ if (*cs != *ct)
+ return 1;
+ cs++;
+ ct++;
+ tcount--;
+ } while (tcount);
+ return 0;
+}
+
static void __d_free(struct rcu_head *head)
{
struct dentry *dentry = container_of(head, struct dentry, d_u.d_rcu);
@@ -1717,8 +1737,9 @@
* child is looked up. Thus, an interlocking stepping of sequence lock checks
* is formed, giving integrity down the path walk.
*/
-struct dentry *__d_lookup_rcu(struct dentry *parent, struct qstr *name,
- unsigned *seq, struct inode **inode)
+struct dentry *__d_lookup_rcu(const struct dentry *parent,
+ const struct qstr *name,
+ unsigned *seqp, struct inode **inode)
{
unsigned int len = name->len;
unsigned int hash = name->hash;
@@ -1748,6 +1769,7 @@
* See Documentation/filesystems/path-lookup.txt for more details.
*/
hlist_bl_for_each_entry_rcu(dentry, node, b, d_hash) {
+ unsigned seq;
struct inode *i;
const char *tname;
int tlen;
@@ -1756,7 +1778,7 @@
continue;
seqretry:
- *seq = read_seqcount_begin(&dentry->d_seq);
+ seq = read_seqcount_begin(&dentry->d_seq);
if (dentry->d_parent != parent)
continue;
if (d_unhashed(dentry))
@@ -1771,7 +1793,7 @@
* edge of memory when walking. If we could load this
* atomically some other way, we could drop this check.
*/
- if (read_seqcount_retry(&dentry->d_seq, *seq))
+ if (read_seqcount_retry(&dentry->d_seq, seq))
goto seqretry;
if (unlikely(parent->d_flags & DCACHE_OP_COMPARE)) {
if (parent->d_op->d_compare(parent, *inode,
@@ -1788,6 +1810,7 @@
* order to do anything useful with the returned dentry
* anyway.
*/
+ *seqp = seq;
*inode = i;
return dentry;
}
diff --git a/fs/ecryptfs/miscdev.c b/fs/ecryptfs/miscdev.c
index 349209d..3a06f40 100644
--- a/fs/ecryptfs/miscdev.c
+++ b/fs/ecryptfs/miscdev.c
@@ -429,7 +429,7 @@
goto memdup;
} else if (count < MIN_MSG_PKT_SIZE || count > MAX_MSG_PKT_SIZE) {
printk(KERN_WARNING "%s: Acceptable packet size range is "
- "[%d-%lu], but amount of data written is [%zu].",
+ "[%d-%zu], but amount of data written is [%zu].",
__func__, MIN_MSG_PKT_SIZE, MAX_MSG_PKT_SIZE, count);
return -EINVAL;
}
diff --git a/fs/exec.c b/fs/exec.c
index 92cbd91..b0695a9 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1918,7 +1918,6 @@
{
struct task_struct *tsk = current;
struct mm_struct *mm = tsk->mm;
- struct completion *vfork_done;
int core_waiters = -EBUSY;
init_completion(&core_state->startup);
@@ -1930,22 +1929,9 @@
core_waiters = zap_threads(tsk, mm, core_state, exit_code);
up_write(&mm->mmap_sem);
- if (unlikely(core_waiters < 0))
- goto fail;
-
- /*
- * Make sure nobody is waiting for us to release the VM,
- * otherwise we can deadlock when we wait on each other
- */
- vfork_done = tsk->vfork_done;
- if (vfork_done) {
- tsk->vfork_done = NULL;
- complete(vfork_done);
- }
-
- if (core_waiters)
+ if (core_waiters > 0)
wait_for_completion(&core_state->startup);
-fail:
+
return core_waiters;
}
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index 376816f..351a3e7 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -167,14 +167,19 @@
spin_unlock(&lru_lock);
}
-static void gfs2_glock_remove_from_lru(struct gfs2_glock *gl)
+static void __gfs2_glock_remove_from_lru(struct gfs2_glock *gl)
{
- spin_lock(&lru_lock);
if (!list_empty(&gl->gl_lru)) {
list_del_init(&gl->gl_lru);
atomic_dec(&lru_count);
clear_bit(GLF_LRU, &gl->gl_flags);
}
+}
+
+static void gfs2_glock_remove_from_lru(struct gfs2_glock *gl)
+{
+ spin_lock(&lru_lock);
+ __gfs2_glock_remove_from_lru(gl);
spin_unlock(&lru_lock);
}
@@ -217,11 +222,12 @@
struct gfs2_sbd *sdp = gl->gl_sbd;
struct address_space *mapping = gfs2_glock2aspace(gl);
- if (atomic_dec_and_test(&gl->gl_ref)) {
+ if (atomic_dec_and_lock(&gl->gl_ref, &lru_lock)) {
+ __gfs2_glock_remove_from_lru(gl);
+ spin_unlock(&lru_lock);
spin_lock_bucket(gl->gl_hash);
hlist_bl_del_rcu(&gl->gl_list);
spin_unlock_bucket(gl->gl_hash);
- gfs2_glock_remove_from_lru(gl);
GLOCK_BUG_ON(gl, !list_empty(&gl->gl_holders));
GLOCK_BUG_ON(gl, mapping && mapping->nrpages);
trace_gfs2_glock_put(gl);
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index a7d611b..5698746 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -391,10 +391,6 @@
int error;
int dblocks = 1;
- error = gfs2_rindex_update(sdp);
- if (error)
- fs_warn(sdp, "rindex update returns %d\n", error);
-
error = gfs2_inplace_reserve(dip, RES_DINODE);
if (error)
goto out;
@@ -1043,6 +1039,7 @@
rgd = gfs2_blk2rgrpd(sdp, ip->i_no_addr);
if (!rgd)
goto out_inodes;
+
gfs2_holder_init(rgd->rd_gl, LM_ST_EXCLUSIVE, 0, ghs + 2);
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index 6aacf3f..24f609c 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -800,6 +800,11 @@
fs_err(sdp, "can't get quota file inode: %d\n", error);
goto fail_rindex;
}
+
+ error = gfs2_rindex_update(sdp);
+ if (error)
+ goto fail_qinode;
+
return 0;
fail_qinode:
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 981bfa3..49ada95 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -683,16 +683,21 @@
struct gfs2_glock *gl = ip->i_gl;
struct gfs2_holder ri_gh;
int error = 0;
+ int unlock_required = 0;
/* Read new copy from disk if we don't have the latest */
if (!sdp->sd_rindex_uptodate) {
mutex_lock(&sdp->sd_rindex_mutex);
- error = gfs2_glock_nq_init(gl, LM_ST_SHARED, 0, &ri_gh);
- if (error)
- return error;
+ if (!gfs2_glock_is_locked_by_me(gl)) {
+ error = gfs2_glock_nq_init(gl, LM_ST_SHARED, 0, &ri_gh);
+ if (error)
+ return error;
+ unlock_required = 1;
+ }
if (!sdp->sd_rindex_uptodate)
error = gfs2_ri_update(ip);
- gfs2_glock_dq_uninit(&ri_gh);
+ if (unlock_required)
+ gfs2_glock_dq_uninit(&ri_gh);
mutex_unlock(&sdp->sd_rindex_mutex);
}
diff --git a/fs/namei.c b/fs/namei.c
index a780ea5..e2ba628 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1374,6 +1374,34 @@
return 1;
}
+unsigned int full_name_hash(const unsigned char *name, unsigned int len)
+{
+ unsigned long hash = init_name_hash();
+ while (len--)
+ hash = partial_name_hash(*name++, hash);
+ return end_name_hash(hash);
+}
+EXPORT_SYMBOL(full_name_hash);
+
+/*
+ * We know there's a real path component here of at least
+ * one character.
+ */
+static inline unsigned long hash_name(const char *name, unsigned int *hashp)
+{
+ unsigned long hash = init_name_hash();
+ unsigned long len = 0, c;
+
+ c = (unsigned char)*name;
+ do {
+ len++;
+ hash = partial_name_hash(c, hash);
+ c = (unsigned char)name[len];
+ } while (c && c != '/');
+ *hashp = end_name_hash(hash);
+ return len;
+}
+
/*
* Name resolution.
* This is the basic name resolution function, turning a pathname into
@@ -1394,31 +1422,22 @@
/* At this point we know we have a real path component. */
for(;;) {
- unsigned long hash;
struct qstr this;
- unsigned int c;
+ long len;
int type;
err = may_lookup(nd);
if (err)
break;
+ len = hash_name(name, &this.hash);
this.name = name;
- c = *(const unsigned char *)name;
-
- hash = init_name_hash();
- do {
- name++;
- hash = partial_name_hash(c, hash);
- c = *(const unsigned char *)name;
- } while (c && (c != '/'));
- this.len = name - (const char *) this.name;
- this.hash = end_name_hash(hash);
+ this.len = len;
type = LAST_NORM;
- if (this.name[0] == '.') switch (this.len) {
+ if (name[0] == '.') switch (len) {
case 2:
- if (this.name[1] == '.') {
+ if (name[1] == '.') {
type = LAST_DOTDOT;
nd->flags |= LOOKUP_JUMPED;
}
@@ -1437,12 +1456,18 @@
}
}
- /* remove trailing slashes? */
- if (!c)
+ if (!name[len])
goto last_component;
- while (*++name == '/');
- if (!*name)
+ /*
+ * If it wasn't NUL, we know it was '/'. Skip that
+ * slash, and continue until no more slashes.
+ */
+ do {
+ len++;
+ } while (unlikely(name[len] == '/'));
+ if (!name[len])
goto last_component;
+ name += len;
err = walk_component(nd, &next, &this, type, LOOKUP_FOLLOW);
if (err < 0)
@@ -1775,24 +1800,21 @@
struct dentry *lookup_one_len(const char *name, struct dentry *base, int len)
{
struct qstr this;
- unsigned long hash;
unsigned int c;
WARN_ON_ONCE(!mutex_is_locked(&base->d_inode->i_mutex));
this.name = name;
this.len = len;
+ this.hash = full_name_hash(name, len);
if (!len)
return ERR_PTR(-EACCES);
- hash = init_name_hash();
while (len--) {
c = *(const unsigned char *)name++;
if (c == '/' || c == '\0')
return ERR_PTR(-EACCES);
- hash = partial_name_hash(c, hash);
}
- this.hash = end_name_hash(hash);
/*
* See if the low-level filesystem might want
* to use its own hash..
diff --git a/include/asm-generic/iomap.h b/include/asm-generic/iomap.h
index 8a3d4fd..6afd7d6 100644
--- a/include/asm-generic/iomap.h
+++ b/include/asm-generic/iomap.h
@@ -70,7 +70,7 @@
/* Destroy a virtual mapping cookie for a PCI BAR (memory or IO) */
struct pci_dev;
extern void pci_iounmap(struct pci_dev *dev, void __iomem *);
-#else
+#elif defined(CONFIG_GENERIC_IOMAP)
struct pci_dev;
static inline void pci_iounmap(struct pci_dev *dev, void __iomem *addr)
{ }
diff --git a/include/asm-generic/pci_iomap.h b/include/asm-generic/pci_iomap.h
index e58fcf8..ce37349 100644
--- a/include/asm-generic/pci_iomap.h
+++ b/include/asm-generic/pci_iomap.h
@@ -25,7 +25,7 @@
#define __pci_ioport_map(dev, port, nr) ioport_map((port), (nr))
#endif
-#else
+#elif defined(CONFIG_GENERIC_PCI_IOMAP)
static inline void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max)
{
return NULL;
diff --git a/include/drm/Kbuild b/include/drm/Kbuild
index a5c0e10..1e38a19 100644
--- a/include/drm/Kbuild
+++ b/include/drm/Kbuild
@@ -2,6 +2,7 @@
header-y += drm_fourcc.h
header-y += drm_mode.h
header-y += drm_sarea.h
+header-y += exynos_drm.h
header-y += i810_drm.h
header-y += i915_drm.h
header-y += mga_drm.h
diff --git a/include/drm/exynos_drm.h b/include/drm/exynos_drm.h
index 5e120f1..1ed3aae 100644
--- a/include/drm/exynos_drm.h
+++ b/include/drm/exynos_drm.h
@@ -97,15 +97,30 @@
#define DRM_IOCTL_EXYNOS_PLANE_SET_ZPOS DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_PLANE_SET_ZPOS, struct drm_exynos_plane_set_zpos)
+#ifdef __KERNEL__
+
+/**
+ * A structure for lcd panel information.
+ *
+ * @timing: default video mode for initializing
+ * @width_mm: physical size of lcd width.
+ * @height_mm: physical size of lcd height.
+ */
+struct exynos_drm_panel_info {
+ struct fb_videomode timing;
+ u32 width_mm;
+ u32 height_mm;
+};
+
/**
* Platform Specific Structure for DRM based FIMD.
*
- * @timing: default video mode for initializing
+ * @panel: default panel info for initializing
* @default_win: default window layer number to be used for UI.
* @bpp: default bit per pixel.
*/
struct exynos_drm_fimd_pdata {
- struct fb_videomode timing;
+ struct exynos_drm_panel_info panel;
u32 vidcon0;
u32 vidcon1;
unsigned int default_win;
@@ -139,4 +154,5 @@
unsigned int bpp;
};
-#endif
+#endif /* __KERNEL__ */
+#endif /* _EXYNOS_DRM_H_ */
diff --git a/include/linux/amba/serial.h b/include/linux/amba/serial.h
index 514ed45..d117b29 100644
--- a/include/linux/amba/serial.h
+++ b/include/linux/amba/serial.h
@@ -23,6 +23,8 @@
#ifndef ASM_ARM_HARDWARE_SERIAL_AMBA_H
#define ASM_ARM_HARDWARE_SERIAL_AMBA_H
+#include <linux/types.h>
+
/* -------------------------------------------------------------------------------
* From AMBA UART (PL010) Block Specification
* -------------------------------------------------------------------------------
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index d64a55b..ff5f525 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -47,27 +47,6 @@
};
extern struct dentry_stat_t dentry_stat;
-/*
- * Compare 2 name strings, return 0 if they match, otherwise non-zero.
- * The strings are both count bytes long, and count is non-zero.
- */
-static inline int dentry_cmp(const unsigned char *cs, size_t scount,
- const unsigned char *ct, size_t tcount)
-{
- int ret;
- if (scount != tcount)
- return 1;
- do {
- ret = (*cs != *ct);
- if (ret)
- break;
- cs++;
- ct++;
- tcount--;
- } while (tcount);
- return ret;
-}
-
/* Name hashing routines. Initial hash value */
/* Hash courtesy of the R5 hash in reiserfs modulo sign bits */
#define init_name_hash() 0
@@ -89,14 +68,7 @@
}
/* Compute the hash for a name string. */
-static inline unsigned int
-full_name_hash(const unsigned char *name, unsigned int len)
-{
- unsigned long hash = init_name_hash();
- while (len--)
- hash = partial_name_hash(*name++, hash);
- return end_name_hash(hash);
-}
+extern unsigned int full_name_hash(const unsigned char *, unsigned int);
/*
* Try to keep struct dentry aligned on 64 byte cachelines (this will
@@ -309,7 +281,8 @@
extern struct dentry *d_lookup(struct dentry *, struct qstr *);
extern struct dentry *d_hash_and_lookup(struct dentry *, struct qstr *);
extern struct dentry *__d_lookup(struct dentry *, struct qstr *);
-extern struct dentry *__d_lookup_rcu(struct dentry *parent, struct qstr *name,
+extern struct dentry *__d_lookup_rcu(const struct dentry *parent,
+ const struct qstr *name,
unsigned *seq, struct inode **inode);
/**
diff --git a/include/linux/kmsg_dump.h b/include/linux/kmsg_dump.h
index fee6631..35f7237 100644
--- a/include/linux/kmsg_dump.h
+++ b/include/linux/kmsg_dump.h
@@ -15,13 +15,18 @@
#include <linux/errno.h>
#include <linux/list.h>
+/*
+ * Keep this list arranged in rough order of priority. Anything listed after
+ * KMSG_DUMP_OOPS will not be logged by default unless printk.always_kmsg_dump
+ * is passed to the kernel.
+ */
enum kmsg_dump_reason {
- KMSG_DUMP_OOPS,
KMSG_DUMP_PANIC,
+ KMSG_DUMP_OOPS,
+ KMSG_DUMP_EMERG,
KMSG_DUMP_RESTART,
KMSG_DUMP_HALT,
KMSG_DUMP_POWEROFF,
- KMSG_DUMP_EMERG,
};
/**
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 4d34356f..b80de52 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -129,7 +129,6 @@
extern void mem_cgroup_replace_page_cache(struct page *oldpage,
struct page *newpage);
-extern void mem_cgroup_reset_owner(struct page *page);
#ifdef CONFIG_CGROUP_MEM_RES_CTLR_SWAP
extern int do_swap_account;
#endif
@@ -392,10 +391,6 @@
struct page *newpage)
{
}
-
-static inline void mem_cgroup_reset_owner(struct page *page)
-{
-}
#endif /* CONFIG_CGROUP_MEM_CONT */
#if !defined(CONFIG_CGROUP_MEM_RES_CTLR) || !defined(CONFIG_DEBUG_VM)
diff --git a/include/linux/of.h b/include/linux/of.h
index a75a831..92cf6ad 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -281,6 +281,14 @@
return NULL;
}
+static inline struct device_node *of_find_compatible_node(
+ struct device_node *from,
+ const char *type,
+ const char *compat)
+{
+ return NULL;
+}
+
static inline int of_property_read_u32_array(const struct device_node *np,
const char *propname,
u32 *out_values, size_t sz)
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index 32cd1f6..21638ae 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -348,9 +348,9 @@
#define _this_cpu_generic_to_op(pcp, val, op) \
do { \
unsigned long flags; \
- local_irq_save(flags); \
+ raw_local_irq_save(flags); \
*__this_cpu_ptr(&(pcp)) op val; \
- local_irq_restore(flags); \
+ raw_local_irq_restore(flags); \
} while (0)
#ifndef this_cpu_write
@@ -449,10 +449,10 @@
({ \
typeof(pcp) ret__; \
unsigned long flags; \
- local_irq_save(flags); \
+ raw_local_irq_save(flags); \
__this_cpu_add(pcp, val); \
ret__ = __this_cpu_read(pcp); \
- local_irq_restore(flags); \
+ raw_local_irq_restore(flags); \
ret__; \
})
@@ -479,10 +479,10 @@
#define _this_cpu_generic_xchg(pcp, nval) \
({ typeof(pcp) ret__; \
unsigned long flags; \
- local_irq_save(flags); \
+ raw_local_irq_save(flags); \
ret__ = __this_cpu_read(pcp); \
__this_cpu_write(pcp, nval); \
- local_irq_restore(flags); \
+ raw_local_irq_restore(flags); \
ret__; \
})
@@ -507,11 +507,11 @@
({ \
typeof(pcp) ret__; \
unsigned long flags; \
- local_irq_save(flags); \
+ raw_local_irq_save(flags); \
ret__ = __this_cpu_read(pcp); \
if (ret__ == (oval)) \
__this_cpu_write(pcp, nval); \
- local_irq_restore(flags); \
+ raw_local_irq_restore(flags); \
ret__; \
})
@@ -544,10 +544,10 @@
({ \
int ret__; \
unsigned long flags; \
- local_irq_save(flags); \
+ raw_local_irq_save(flags); \
ret__ = __this_cpu_generic_cmpxchg_double(pcp1, pcp2, \
oval1, oval2, nval1, nval2); \
- local_irq_restore(flags); \
+ raw_local_irq_restore(flags); \
ret__; \
})
@@ -718,12 +718,13 @@
# ifndef __this_cpu_add_return_8
# define __this_cpu_add_return_8(pcp, val) __this_cpu_generic_add_return(pcp, val)
# endif
-# define __this_cpu_add_return(pcp, val) __pcpu_size_call_return2(this_cpu_add_return_, pcp, val)
+# define __this_cpu_add_return(pcp, val) \
+ __pcpu_size_call_return2(__this_cpu_add_return_, pcp, val)
#endif
-#define __this_cpu_sub_return(pcp, val) this_cpu_add_return(pcp, -(val))
-#define __this_cpu_inc_return(pcp) this_cpu_add_return(pcp, 1)
-#define __this_cpu_dec_return(pcp) this_cpu_add_return(pcp, -1)
+#define __this_cpu_sub_return(pcp, val) __this_cpu_add_return(pcp, -(val))
+#define __this_cpu_inc_return(pcp) __this_cpu_add_return(pcp, 1)
+#define __this_cpu_dec_return(pcp) __this_cpu_add_return(pcp, -1)
#define __this_cpu_generic_xchg(pcp, nval) \
({ typeof(pcp) ret__; \
diff --git a/include/linux/regset.h b/include/linux/regset.h
index 8abee65..686f373 100644
--- a/include/linux/regset.h
+++ b/include/linux/regset.h
@@ -335,8 +335,11 @@
{
const struct user_regset *regset = &view->regsets[setno];
+ if (!regset->get)
+ return -EOPNOTSUPP;
+
if (!access_ok(VERIFY_WRITE, data, size))
- return -EIO;
+ return -EFAULT;
return regset->get(target, regset, offset, size, NULL, data);
}
@@ -358,8 +361,11 @@
{
const struct user_regset *regset = &view->regsets[setno];
+ if (!regset->set)
+ return -EOPNOTSUPP;
+
if (!access_ok(VERIFY_READ, data, size))
- return -EIO;
+ return -EFAULT;
return regset->set(target, regset, offset, size, NULL, data);
}
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 7d379a6..0657368 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1777,7 +1777,6 @@
/*
* Per process flags
*/
-#define PF_STARTING 0x00000002 /* being created */
#define PF_EXITING 0x00000004 /* getting shut down */
#define PF_EXITPIDONE 0x00000008 /* pi exit done on shut down */
#define PF_VCPU 0x00000010 /* I'm a virtual CPU */
@@ -2371,7 +2370,7 @@
* Protects ->fs, ->files, ->mm, ->group_info, ->comm, keyring
* subscriptions and synchronises with wait4(). Also used in procfs. Also
* pins the final release of task.io_context. Also protects ->cpuset and
- * ->cgroup.subsys[].
+ * ->cgroup.subsys[]. And ->vfork_done.
*
* Nests both inside and outside of read_lock(&tasklist_lock).
* It must not be nested with write_lock_irq(&tasklist_lock),
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 46a85c9..3c7ffdb 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -412,7 +412,8 @@
struct tcp_sack_block recv_sack_cache[4];
- struct sk_buff *highest_sack; /* highest skb with SACK received
+ struct sk_buff *highest_sack; /* skb just after the highest
+ * skb with SACKed bit set
* (validity guaranteed only if
* sacked_out > 0)
*/
diff --git a/include/net/inetpeer.h b/include/net/inetpeer.h
index 06b795d..b94765e 100644
--- a/include/net/inetpeer.h
+++ b/include/net/inetpeer.h
@@ -35,12 +35,12 @@
u32 metrics[RTAX_MAX];
u32 rate_tokens; /* rate limiting for ICMP */
- int redirect_genid;
unsigned long rate_last;
unsigned long pmtu_expires;
u32 pmtu_orig;
u32 pmtu_learned;
struct inetpeer_addr_base redirect_learned;
+ struct list_head gc_list;
/*
* Once inet_peer is queued for deletion (refcnt == -1), following fields
* are not available: rid, ip_id_count, tcp_ts, tcp_ts_stamp
@@ -96,6 +96,8 @@
extern void inet_putpeer(struct inet_peer *p);
extern bool inet_peer_xrlim_allow(struct inet_peer *peer, int timeout);
+extern void inetpeer_invalidate_tree(int family);
+
/*
* temporary check to make sure we dont access rid, ip_id_count, tcp_ts,
* tcp_ts_stamp if no refcount is taken on inet_peer
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 42c29bf..2d80c29 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1364,8 +1364,9 @@
}
}
-/* Start sequence of the highest skb with SACKed bit, valid only if
- * sacked > 0 or when the caller has ensured validity by itself.
+/* Start sequence of the skb just after the highest skb with SACKed
+ * bit, valid only if sacked_out > 0 or when the caller has ensured
+ * validity by itself.
*/
static inline u32 tcp_highest_sack_seq(struct tcp_sock *tp)
{
diff --git a/kernel/fork.c b/kernel/fork.c
index e2cd3e2..26a7a67 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -668,6 +668,38 @@
return mm;
}
+static void complete_vfork_done(struct task_struct *tsk)
+{
+ struct completion *vfork;
+
+ task_lock(tsk);
+ vfork = tsk->vfork_done;
+ if (likely(vfork)) {
+ tsk->vfork_done = NULL;
+ complete(vfork);
+ }
+ task_unlock(tsk);
+}
+
+static int wait_for_vfork_done(struct task_struct *child,
+ struct completion *vfork)
+{
+ int killed;
+
+ freezer_do_not_count();
+ killed = wait_for_completion_killable(vfork);
+ freezer_count();
+
+ if (killed) {
+ task_lock(child);
+ child->vfork_done = NULL;
+ task_unlock(child);
+ }
+
+ put_task_struct(child);
+ return killed;
+}
+
/* Please note the differences between mmput and mm_release.
* mmput is called whenever we stop holding onto a mm_struct,
* error success whatever.
@@ -683,8 +715,6 @@
*/
void mm_release(struct task_struct *tsk, struct mm_struct *mm)
{
- struct completion *vfork_done = tsk->vfork_done;
-
/* Get rid of any futexes when releasing the mm */
#ifdef CONFIG_FUTEX
if (unlikely(tsk->robust_list)) {
@@ -704,17 +734,15 @@
/* Get rid of any cached register state */
deactivate_mm(tsk, mm);
- /* notify parent sleeping on vfork() */
- if (vfork_done) {
- tsk->vfork_done = NULL;
- complete(vfork_done);
- }
+ if (tsk->vfork_done)
+ complete_vfork_done(tsk);
/*
* If we're exiting normally, clear a user-space tid field if
* requested. We leave this alone when dying by signal, to leave
* the value intact in a core dump, and to save the unnecessary
- * trouble otherwise. Userland only wants this done for a sys_exit.
+ * trouble, say, a killed vfork parent shouldn't touch this mm.
+ * Userland only wants this done for a sys_exit.
*/
if (tsk->clear_child_tid) {
if (!(tsk->flags & PF_SIGNALED) &&
@@ -1018,7 +1046,6 @@
new_flags &= ~(PF_SUPERPRIV | PF_WQ_WORKER);
new_flags |= PF_FORKNOEXEC;
- new_flags |= PF_STARTING;
p->flags = new_flags;
}
@@ -1548,16 +1575,9 @@
if (clone_flags & CLONE_VFORK) {
p->vfork_done = &vfork;
init_completion(&vfork);
+ get_task_struct(p);
}
- /*
- * We set PF_STARTING at creation in case tracing wants to
- * use this to distinguish a fully live task from one that
- * hasn't finished SIGSTOP raising yet. Now we clear it
- * and set the child going.
- */
- p->flags &= ~PF_STARTING;
-
wake_up_new_task(p);
/* forking complete and child started to run, tell ptracer */
@@ -1565,10 +1585,8 @@
ptrace_event(trace, nr);
if (clone_flags & CLONE_VFORK) {
- freezer_do_not_count();
- wait_for_completion(&vfork);
- freezer_count();
- ptrace_event(PTRACE_EVENT_VFORK_DONE, nr);
+ if (!wait_for_vfork_done(p, &vfork))
+ ptrace_event(PTRACE_EVENT_VFORK_DONE, nr);
}
} else {
nr = PTR_ERR(p);
diff --git a/kernel/hung_task.c b/kernel/hung_task.c
index 2e48ec0..c21449f 100644
--- a/kernel/hung_task.c
+++ b/kernel/hung_task.c
@@ -119,15 +119,20 @@
* For preemptible RCU it is sufficient to call rcu_read_unlock in order
* to exit the grace period. For classic RCU, a reschedule is required.
*/
-static void rcu_lock_break(struct task_struct *g, struct task_struct *t)
+static bool rcu_lock_break(struct task_struct *g, struct task_struct *t)
{
+ bool can_cont;
+
get_task_struct(g);
get_task_struct(t);
rcu_read_unlock();
cond_resched();
rcu_read_lock();
+ can_cont = pid_alive(g) && pid_alive(t);
put_task_struct(t);
put_task_struct(g);
+
+ return can_cont;
}
/*
@@ -154,9 +159,7 @@
goto unlock;
if (!--batch_count) {
batch_count = HUNG_TASK_BATCHING;
- rcu_lock_break(g, t);
- /* Exit if t or g was unhashed during refresh. */
- if (t->state == TASK_DEAD || g->state == TASK_DEAD)
+ if (!rcu_lock_break(g, t))
goto unlock;
}
/* use "==" to skip the TASK_KILLABLE tasks waiting on NFS */
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 32313c0..0f0d470 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -985,6 +985,11 @@
/* add new interrupt at end of irq queue */
do {
+ /*
+ * Or all existing action->thread_mask bits,
+ * so we can find the next zero bit for this
+ * new action.
+ */
thread_mask |= old->thread_mask;
old_ptr = &old->next;
old = *old_ptr;
@@ -993,14 +998,41 @@
}
/*
- * Setup the thread mask for this irqaction. Unlikely to have
- * 32 resp 64 irqs sharing one line, but who knows.
+ * Setup the thread mask for this irqaction for ONESHOT. For
+ * !ONESHOT irqs the thread mask is 0 so we can avoid a
+ * conditional in irq_wake_thread().
*/
- if (new->flags & IRQF_ONESHOT && thread_mask == ~0UL) {
- ret = -EBUSY;
- goto out_mask;
+ if (new->flags & IRQF_ONESHOT) {
+ /*
+ * Unlikely to have 32 resp 64 irqs sharing one line,
+ * but who knows.
+ */
+ if (thread_mask == ~0UL) {
+ ret = -EBUSY;
+ goto out_mask;
+ }
+ /*
+ * The thread_mask for the action is or'ed to
+ * desc->thread_active to indicate that the
+ * IRQF_ONESHOT thread handler has been woken, but not
+ * yet finished. The bit is cleared when a thread
+ * completes. When all threads of a shared interrupt
+ * line have completed desc->threads_active becomes
+ * zero and the interrupt line is unmasked. See
+ * handle.c:irq_wake_thread() for further information.
+ *
+ * If no thread is woken by primary (hard irq context)
+ * interrupt handlers, then desc->threads_active is
+ * also checked for zero to unmask the irq line in the
+ * affected hard irq flow handlers
+ * (handle_[fasteoi|level]_irq).
+ *
+ * The new action gets the first zero bit of
+ * thread_mask assigned. See the loop above which or's
+ * all existing action->thread_mask bits.
+ */
+ new->thread_mask = 1 << ffz(thread_mask);
}
- new->thread_mask = 1 << ffz(thread_mask);
if (!shared) {
init_waitqueue_head(&desc->wait_for_threads);
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 9788c0e..c62b854 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -1334,8 +1334,10 @@
if (!kernel_text_address((unsigned long) p->addr) ||
in_kprobes_functions((unsigned long) p->addr) ||
ftrace_text_reserved(p->addr, p->addr) ||
- jump_label_text_reserved(p->addr, p->addr))
- goto fail_with_jump_label;
+ jump_label_text_reserved(p->addr, p->addr)) {
+ ret = -EINVAL;
+ goto cannot_probe;
+ }
/* User can pass only KPROBE_FLAG_DISABLED to register_kprobe */
p->flags &= KPROBE_FLAG_DISABLED;
@@ -1352,7 +1354,7 @@
* its code to prohibit unexpected unloading.
*/
if (unlikely(!try_module_get(probed_mod)))
- goto fail_with_jump_label;
+ goto cannot_probe;
/*
* If the module freed .init.text, we couldn't insert
@@ -1361,7 +1363,7 @@
if (within_module_init((unsigned long)p->addr, probed_mod) &&
probed_mod->state != MODULE_STATE_COMING) {
module_put(probed_mod);
- goto fail_with_jump_label;
+ goto cannot_probe;
}
/* ret will be updated by following code */
}
@@ -1409,7 +1411,7 @@
return ret;
-fail_with_jump_label:
+cannot_probe:
preempt_enable();
jump_label_unlock();
return ret;
diff --git a/kernel/printk.c b/kernel/printk.c
index cb8a6bd..0b3ea2c 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -707,6 +707,9 @@
#endif
module_param_named(time, printk_time, bool, S_IRUGO | S_IWUSR);
+static bool always_kmsg_dump;
+module_param_named(always_kmsg_dump, always_kmsg_dump, bool, S_IRUGO | S_IWUSR);
+
/* Check if we have any console registered that can be called early in boot. */
static int have_callable_console(void)
{
@@ -1737,6 +1740,9 @@
unsigned long l1, l2;
unsigned long flags;
+ if ((reason > KMSG_DUMP_OOPS) && !always_kmsg_dump)
+ return;
+
/* Theoretically, the log could move on after we do this, but
there's not a lot we can do about that. The new messages
will overwrite the start of what we dump. */
diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 77cb245..0ab9ae8 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -818,17 +818,9 @@
if (obj->static_init == 1) {
debug_object_init(obj, &descr_type_test);
debug_object_activate(obj, &descr_type_test);
- /*
- * Real code should return 0 here ! This is
- * not a fixup of some bad behaviour. We
- * merily call the debug_init function to keep
- * track of the object.
- */
- return 1;
- } else {
- /* Real code needs to emit a warning here */
+ return 0;
}
- return 0;
+ return 1;
case ODEBUG_STATE_ACTIVE:
debug_object_deactivate(obj, &descr_type_test);
@@ -967,7 +959,7 @@
obj.static_init = 1;
debug_object_activate(&obj, &descr_type_test);
- if (check_results(&obj, ODEBUG_STATE_ACTIVE, ++fixups, warnings))
+ if (check_results(&obj, ODEBUG_STATE_ACTIVE, fixups, warnings))
goto out;
debug_object_init(&obj, &descr_type_test);
if (check_results(&obj, ODEBUG_STATE_INIT, ++fixups, ++warnings))
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 8e75003..38e612e 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -891,9 +891,15 @@
case 'U':
return uuid_string(buf, end, ptr, spec, fmt);
case 'V':
- return buf + vsnprintf(buf, end > buf ? end - buf : 0,
- ((struct va_format *)ptr)->fmt,
- *(((struct va_format *)ptr)->va));
+ {
+ va_list va;
+
+ va_copy(va, *((struct va_format *)ptr)->va);
+ buf += vsnprintf(buf, end > buf ? end - buf : 0,
+ ((struct va_format *)ptr)->fmt, va);
+ va_end(va);
+ return buf;
+ }
case 'K':
/*
* %pK cannot be used in IRQ context because its test
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 91d3efb..8f7fc39 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -671,6 +671,7 @@
set_pmd_at(mm, haddr, pmd, entry);
prepare_pmd_huge_pte(pgtable, mm);
add_mm_counter(mm, MM_ANONPAGES, HPAGE_PMD_NR);
+ mm->nr_ptes++;
spin_unlock(&mm->page_table_lock);
}
@@ -789,6 +790,7 @@
pmd = pmd_mkold(pmd_wrprotect(pmd));
set_pmd_at(dst_mm, addr, dst_pmd, pmd);
prepare_pmd_huge_pte(pgtable, dst_mm);
+ dst_mm->nr_ptes++;
ret = 0;
out_unlock:
@@ -887,7 +889,6 @@
}
kfree(pages);
- mm->nr_ptes++;
smp_wmb(); /* make pte visible before pmd */
pmd_populate(mm, pmd, pgtable);
page_remove_rmap(page);
@@ -1047,6 +1048,7 @@
VM_BUG_ON(page_mapcount(page) < 0);
add_mm_counter(tlb->mm, MM_ANONPAGES, -HPAGE_PMD_NR);
VM_BUG_ON(!PageHead(page));
+ tlb->mm->nr_ptes--;
spin_unlock(&tlb->mm->page_table_lock);
tlb_remove_page(tlb, page);
pte_free(tlb->mm, pgtable);
@@ -1375,7 +1377,6 @@
pte_unmap(pte);
}
- mm->nr_ptes++;
smp_wmb(); /* make pte visible before pmd */
/*
* Up to this point the pmd is present and huge and
@@ -1988,7 +1989,6 @@
set_pmd_at(mm, address, pmd, _pmd);
update_mmu_cache(vma, address, _pmd);
prepare_pmd_huge_pte(pgtable, mm);
- mm->nr_ptes--;
spin_unlock(&mm->page_table_lock);
#ifndef CONFIG_NUMA
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 5f34bd8..a876871 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2277,8 +2277,8 @@
set_page_dirty(page);
list_add(&page->lru, &page_list);
}
- spin_unlock(&mm->page_table_lock);
flush_tlb_range(vma, start, end);
+ spin_unlock(&mm->page_table_lock);
mmu_notifier_invalidate_range_end(mm, start, end);
list_for_each_entry_safe(page, tmp, &page_list, lru) {
page_remove_rmap(page);
diff --git a/mm/ksm.c b/mm/ksm.c
index 1925ffb..310544a 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -28,7 +28,6 @@
#include <linux/kthread.h>
#include <linux/wait.h>
#include <linux/slab.h>
-#include <linux/memcontrol.h>
#include <linux/rbtree.h>
#include <linux/memory.h>
#include <linux/mmu_notifier.h>
@@ -1572,16 +1571,6 @@
new_page = alloc_page_vma(GFP_HIGHUSER_MOVABLE, vma, address);
if (new_page) {
- /*
- * The memcg-specific accounting when moving
- * pages around the LRU lists relies on the
- * page's owner (memcg) to be valid. Usually,
- * pages are assigned to a new owner before
- * being put on the LRU list, but since this
- * is not the case here, the stale owner from
- * a previous allocation cycle must be reset.
- */
- mem_cgroup_reset_owner(new_page);
copy_user_highpage(new_page, page, address, vma);
SetPageDirty(new_page);
diff --git a/mm/memblock.c b/mm/memblock.c
index 77b5f22..99f2855 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -99,9 +99,6 @@
phys_addr_t this_start, this_end, cand;
u64 i;
- /* align @size to avoid excessive fragmentation on reserved array */
- size = round_up(size, align);
-
/* pump up @end */
if (end == MEMBLOCK_ALLOC_ACCESSIBLE)
end = memblock.current_limit;
@@ -731,6 +728,9 @@
{
phys_addr_t found;
+ /* align @size to avoid excessive fragmentation on reserved array */
+ size = round_up(size, align);
+
found = memblock_find_in_range_node(0, max_addr, size, align, nid);
if (found && !memblock_reserve(found, size))
return found;
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 228d646..d0e57a3 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1042,6 +1042,19 @@
pc = lookup_page_cgroup(page);
memcg = pc->mem_cgroup;
+
+ /*
+ * Surreptitiously switch any uncharged page to root:
+ * an uncharged page off lru does nothing to secure
+ * its former mem_cgroup from sudden removal.
+ *
+ * Our caller holds lru_lock, and PageCgroupUsed is updated
+ * under page_cgroup lock: between them, they make all uses
+ * of pc->mem_cgroup safe.
+ */
+ if (!PageCgroupUsed(pc) && memcg != root_mem_cgroup)
+ pc->mem_cgroup = memcg = root_mem_cgroup;
+
mz = page_cgroup_zoneinfo(memcg, page);
/* compound_order() is stabilized through lru_lock */
MEM_CGROUP_ZSTAT(mz, lru) += 1 << compound_order(page);
@@ -2408,8 +2421,12 @@
struct page *page,
unsigned int nr_pages,
struct page_cgroup *pc,
- enum charge_type ctype)
+ enum charge_type ctype,
+ bool lrucare)
{
+ struct zone *uninitialized_var(zone);
+ bool was_on_lru = false;
+
lock_page_cgroup(pc);
if (unlikely(PageCgroupUsed(pc))) {
unlock_page_cgroup(pc);
@@ -2420,6 +2437,21 @@
* we don't need page_cgroup_lock about tail pages, becase they are not
* accessed by any other context at this point.
*/
+
+ /*
+ * In some cases, SwapCache and FUSE(splice_buf->radixtree), the page
+ * may already be on some other mem_cgroup's LRU. Take care of it.
+ */
+ if (lrucare) {
+ zone = page_zone(page);
+ spin_lock_irq(&zone->lru_lock);
+ if (PageLRU(page)) {
+ ClearPageLRU(page);
+ del_page_from_lru_list(zone, page, page_lru(page));
+ was_on_lru = true;
+ }
+ }
+
pc->mem_cgroup = memcg;
/*
* We access a page_cgroup asynchronously without lock_page_cgroup().
@@ -2443,9 +2475,18 @@
break;
}
+ if (lrucare) {
+ if (was_on_lru) {
+ VM_BUG_ON(PageLRU(page));
+ SetPageLRU(page);
+ add_page_to_lru_list(zone, page, page_lru(page));
+ }
+ spin_unlock_irq(&zone->lru_lock);
+ }
+
mem_cgroup_charge_statistics(memcg, PageCgroupCache(pc), nr_pages);
unlock_page_cgroup(pc);
- WARN_ON_ONCE(PageLRU(page));
+
/*
* "charge_statistics" updated event counter. Then, check it.
* Insert ancestor (and ancestor's ancestors), to softlimit RB-tree.
@@ -2643,7 +2684,7 @@
ret = __mem_cgroup_try_charge(mm, gfp_mask, nr_pages, &memcg, oom);
if (ret == -ENOMEM)
return ret;
- __mem_cgroup_commit_charge(memcg, page, nr_pages, pc, ctype);
+ __mem_cgroup_commit_charge(memcg, page, nr_pages, pc, ctype, false);
return 0;
}
@@ -2663,35 +2704,6 @@
__mem_cgroup_commit_charge_swapin(struct page *page, struct mem_cgroup *ptr,
enum charge_type ctype);
-static void
-__mem_cgroup_commit_charge_lrucare(struct page *page, struct mem_cgroup *memcg,
- enum charge_type ctype)
-{
- struct page_cgroup *pc = lookup_page_cgroup(page);
- struct zone *zone = page_zone(page);
- unsigned long flags;
- bool removed = false;
-
- /*
- * In some case, SwapCache, FUSE(splice_buf->radixtree), the page
- * is already on LRU. It means the page may on some other page_cgroup's
- * LRU. Take care of it.
- */
- spin_lock_irqsave(&zone->lru_lock, flags);
- if (PageLRU(page)) {
- del_page_from_lru_list(zone, page, page_lru(page));
- ClearPageLRU(page);
- removed = true;
- }
- __mem_cgroup_commit_charge(memcg, page, 1, pc, ctype);
- if (removed) {
- add_page_to_lru_list(zone, page, page_lru(page));
- SetPageLRU(page);
- }
- spin_unlock_irqrestore(&zone->lru_lock, flags);
- return;
-}
-
int mem_cgroup_cache_charge(struct page *page, struct mm_struct *mm,
gfp_t gfp_mask)
{
@@ -2769,13 +2781,16 @@
__mem_cgroup_commit_charge_swapin(struct page *page, struct mem_cgroup *memcg,
enum charge_type ctype)
{
+ struct page_cgroup *pc;
+
if (mem_cgroup_disabled())
return;
if (!memcg)
return;
cgroup_exclude_rmdir(&memcg->css);
- __mem_cgroup_commit_charge_lrucare(page, memcg, ctype);
+ pc = lookup_page_cgroup(page);
+ __mem_cgroup_commit_charge(memcg, page, 1, pc, ctype, true);
/*
* Now swap is on-memory. This means this page may be
* counted both as mem and swap....double count.
@@ -3027,23 +3042,6 @@
batch->memcg = NULL;
}
-/*
- * A function for resetting pc->mem_cgroup for newly allocated pages.
- * This function should be called if the newpage will be added to LRU
- * before start accounting.
- */
-void mem_cgroup_reset_owner(struct page *newpage)
-{
- struct page_cgroup *pc;
-
- if (mem_cgroup_disabled())
- return;
-
- pc = lookup_page_cgroup(newpage);
- VM_BUG_ON(PageCgroupUsed(pc));
- pc->mem_cgroup = root_mem_cgroup;
-}
-
#ifdef CONFIG_SWAP
/*
* called after __delete_from_swap_cache() and drop "page" account.
@@ -3248,7 +3246,7 @@
ctype = MEM_CGROUP_CHARGE_TYPE_CACHE;
else
ctype = MEM_CGROUP_CHARGE_TYPE_SHMEM;
- __mem_cgroup_commit_charge(memcg, newpage, 1, pc, ctype);
+ __mem_cgroup_commit_charge(memcg, newpage, 1, pc, ctype, false);
return ret;
}
@@ -3332,7 +3330,7 @@
* the newpage may be on LRU(or pagevec for LRU) already. We lock
* LRU while we overwrite pc->mem_cgroup.
*/
- __mem_cgroup_commit_charge_lrucare(newpage, memcg, type);
+ __mem_cgroup_commit_charge(memcg, newpage, 1, pc, type, true);
}
#ifdef CONFIG_DEBUG_VM
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 06b145fb..47296fe 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -640,10 +640,11 @@
unsigned long vmstart;
unsigned long vmend;
- vma = find_vma_prev(mm, start, &prev);
+ vma = find_vma(mm, start);
if (!vma || vma->vm_start > start)
return -EFAULT;
+ prev = vma->vm_prev;
if (start > vma->vm_start)
prev = vma;
diff --git a/mm/migrate.c b/mm/migrate.c
index df141f6..1503b6b 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -839,8 +839,6 @@
if (!newpage)
return -ENOMEM;
- mem_cgroup_reset_owner(newpage);
-
if (page_count(page) == 1) {
/* page was freed from under us. So we are done. */
goto out;
diff --git a/mm/mlock.c b/mm/mlock.c
index 4f4f53b..ef726e8 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -385,10 +385,11 @@
return -EINVAL;
if (end == start)
return 0;
- vma = find_vma_prev(current->mm, start, &prev);
+ vma = find_vma(current->mm, start);
if (!vma || vma->vm_start > start)
return -ENOMEM;
+ prev = vma->vm_prev;
if (start > vma->vm_start)
prev = vma;
diff --git a/mm/mmap.c b/mm/mmap.c
index 3f758c7..da15a79 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1266,8 +1266,9 @@
vma->vm_pgoff = pgoff;
INIT_LIST_HEAD(&vma->anon_vma_chain);
+ error = -EINVAL; /* when rejecting VM_GROWSDOWN|VM_GROWSUP */
+
if (file) {
- error = -EINVAL;
if (vm_flags & (VM_GROWSDOWN|VM_GROWSUP))
goto free_vma;
if (vm_flags & VM_DENYWRITE) {
@@ -1293,6 +1294,8 @@
pgoff = vma->vm_pgoff;
vm_flags = vma->vm_flags;
} else if (vm_flags & VM_SHARED) {
+ if (unlikely(vm_flags & (VM_GROWSDOWN|VM_GROWSUP)))
+ goto free_vma;
error = shmem_zero_setup(vma);
if (error)
goto free_vma;
@@ -1605,7 +1608,6 @@
/*
* Same as find_vma, but also return a pointer to the previous VMA in *pprev.
- * Note: pprev is set to NULL when return value is NULL.
*/
struct vm_area_struct *
find_vma_prev(struct mm_struct *mm, unsigned long addr,
@@ -1614,7 +1616,16 @@
struct vm_area_struct *vma;
vma = find_vma(mm, addr);
- *pprev = vma ? vma->vm_prev : NULL;
+ if (vma) {
+ *pprev = vma->vm_prev;
+ } else {
+ struct rb_node *rb_node = mm->mm_rb.rb_node;
+ *pprev = NULL;
+ while (rb_node) {
+ *pprev = rb_entry(rb_node, struct vm_area_struct, vm_rb);
+ rb_node = rb_node->rb_right;
+ }
+ }
return vma;
}
diff --git a/mm/mprotect.c b/mm/mprotect.c
index 5a688a2..f437d05 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -262,10 +262,11 @@
down_write(¤t->mm->mmap_sem);
- vma = find_vma_prev(current->mm, start, &prev);
+ vma = find_vma(current->mm, start);
error = -ENOMEM;
if (!vma)
goto out;
+ prev = vma->vm_prev;
if (unlikely(grows & PROT_GROWSDOWN)) {
if (vma->vm_start >= end)
goto out;
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index de1616a..1ccbd71 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -379,13 +379,15 @@
pgoff_t offset = swp_offset(ent);
struct swap_cgroup_ctrl *ctrl;
struct page *mappage;
+ struct swap_cgroup *sc;
ctrl = &swap_cgroup_ctrl[swp_type(ent)];
if (ctrlp)
*ctrlp = ctrl;
mappage = ctrl->map[offset / SC_PER_PAGE];
- return page_address(mappage) + offset % SC_PER_PAGE;
+ sc = page_address(mappage);
+ return sc + offset % SC_PER_PAGE;
}
/**
diff --git a/mm/percpu-vm.c b/mm/percpu-vm.c
index 12a48a88..405d331 100644
--- a/mm/percpu-vm.c
+++ b/mm/percpu-vm.c
@@ -184,8 +184,7 @@
page_end - page_start);
}
- for (i = page_start; i < page_end; i++)
- __clear_bit(i, populated);
+ bitmap_clear(populated, page_start, page_end - page_start);
}
/**
diff --git a/mm/swap.c b/mm/swap.c
index fff1ff7..14380e9 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -652,7 +652,7 @@
void lru_add_page_tail(struct zone* zone,
struct page *page, struct page *page_tail)
{
- int active;
+ int uninitialized_var(active);
enum lru_list lru;
const int file = 0;
@@ -672,7 +672,6 @@
active = 0;
lru = LRU_INACTIVE_ANON;
}
- update_page_reclaim_stat(zone, page_tail, file, active);
} else {
SetPageUnevictable(page_tail);
lru = LRU_UNEVICTABLE;
@@ -693,6 +692,9 @@
list_head = page_tail->lru.prev;
list_move_tail(&page_tail->lru, list_head);
}
+
+ if (!PageUnevictable(page))
+ update_page_reclaim_stat(zone, page_tail, file, active);
}
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
@@ -710,8 +712,8 @@
SetPageLRU(page);
if (active)
SetPageActive(page);
- update_page_reclaim_stat(zone, page, file, active);
add_page_to_lru_list(zone, page, lru);
+ update_page_reclaim_stat(zone, page, file, active);
}
/*
diff --git a/mm/swap_state.c b/mm/swap_state.c
index 470038a..ea6b32d 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -300,16 +300,6 @@
new_page = alloc_page_vma(gfp_mask, vma, addr);
if (!new_page)
break; /* Out of memory */
- /*
- * The memcg-specific accounting when moving
- * pages around the LRU lists relies on the
- * page's owner (memcg) to be valid. Usually,
- * pages are assigned to a new owner before
- * being put on the LRU list, but since this
- * is not the case here, the stale owner from
- * a previous allocation cycle must be reset.
- */
- mem_cgroup_reset_owner(new_page);
}
/*
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 568d5bf..702a1ae 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -446,8 +446,11 @@
ip6h->nexthdr = IPPROTO_HOPOPTS;
ip6h->hop_limit = 1;
ipv6_addr_set(&ip6h->daddr, htonl(0xff020000), 0, 0, htonl(1));
- ipv6_dev_get_saddr(dev_net(br->dev), br->dev, &ip6h->daddr, 0,
- &ip6h->saddr);
+ if (ipv6_dev_get_saddr(dev_net(br->dev), br->dev, &ip6h->daddr, 0,
+ &ip6h->saddr)) {
+ kfree_skb(skb);
+ return NULL;
+ }
ipv6_eth_mc_map(&ip6h->daddr, eth->h_dest);
hopopt = (u8 *)(ip6h + 1);
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index 8412247..dec4f38 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -62,6 +62,15 @@
#define brnf_filter_pppoe_tagged 0
#endif
+#define IS_IP(skb) \
+ (!vlan_tx_tag_present(skb) && skb->protocol == htons(ETH_P_IP))
+
+#define IS_IPV6(skb) \
+ (!vlan_tx_tag_present(skb) && skb->protocol == htons(ETH_P_IPV6))
+
+#define IS_ARP(skb) \
+ (!vlan_tx_tag_present(skb) && skb->protocol == htons(ETH_P_ARP))
+
static inline __be16 vlan_proto(const struct sk_buff *skb)
{
if (vlan_tx_tag_present(skb))
@@ -639,8 +648,7 @@
return NF_DROP;
br = p->br;
- if (skb->protocol == htons(ETH_P_IPV6) || IS_VLAN_IPV6(skb) ||
- IS_PPPOE_IPV6(skb)) {
+ if (IS_IPV6(skb) || IS_VLAN_IPV6(skb) || IS_PPPOE_IPV6(skb)) {
if (!brnf_call_ip6tables && !br->nf_call_ip6tables)
return NF_ACCEPT;
@@ -651,8 +659,7 @@
if (!brnf_call_iptables && !br->nf_call_iptables)
return NF_ACCEPT;
- if (skb->protocol != htons(ETH_P_IP) && !IS_VLAN_IP(skb) &&
- !IS_PPPOE_IP(skb))
+ if (!IS_IP(skb) && !IS_VLAN_IP(skb) && !IS_PPPOE_IP(skb))
return NF_ACCEPT;
nf_bridge_pull_encap_header_rcsum(skb);
@@ -701,7 +708,7 @@
struct nf_bridge_info *nf_bridge = skb->nf_bridge;
struct net_device *in;
- if (skb->protocol != htons(ETH_P_ARP) && !IS_VLAN_ARP(skb)) {
+ if (!IS_ARP(skb) && !IS_VLAN_ARP(skb)) {
in = nf_bridge->physindev;
if (nf_bridge->mask & BRNF_PKT_TYPE) {
skb->pkt_type = PACKET_OTHERHOST;
@@ -718,6 +725,7 @@
return 0;
}
+
/* This is the 'purely bridged' case. For IP, we pass the packet to
* netfilter with indev and outdev set to the bridge device,
* but we are still able to filter on the 'real' indev/outdev
@@ -744,11 +752,9 @@
if (!parent)
return NF_DROP;
- if (skb->protocol == htons(ETH_P_IP) || IS_VLAN_IP(skb) ||
- IS_PPPOE_IP(skb))
+ if (IS_IP(skb) || IS_VLAN_IP(skb) || IS_PPPOE_IP(skb))
pf = PF_INET;
- else if (skb->protocol == htons(ETH_P_IPV6) || IS_VLAN_IPV6(skb) ||
- IS_PPPOE_IPV6(skb))
+ else if (IS_IPV6(skb) || IS_VLAN_IPV6(skb) || IS_PPPOE_IPV6(skb))
pf = PF_INET6;
else
return NF_ACCEPT;
@@ -795,7 +801,7 @@
if (!brnf_call_arptables && !br->nf_call_arptables)
return NF_ACCEPT;
- if (skb->protocol != htons(ETH_P_ARP)) {
+ if (!IS_ARP(skb)) {
if (!IS_VLAN_ARP(skb))
return NF_ACCEPT;
nf_bridge_pull_encap_header(skb);
@@ -853,11 +859,9 @@
if (!realoutdev)
return NF_DROP;
- if (skb->protocol == htons(ETH_P_IP) || IS_VLAN_IP(skb) ||
- IS_PPPOE_IP(skb))
+ if (IS_IP(skb) || IS_VLAN_IP(skb) || IS_PPPOE_IP(skb))
pf = PF_INET;
- else if (skb->protocol == htons(ETH_P_IPV6) || IS_VLAN_IPV6(skb) ||
- IS_PPPOE_IPV6(skb))
+ else if (IS_IPV6(skb) || IS_VLAN_IPV6(skb) || IS_PPPOE_IPV6(skb))
pf = PF_INET6;
else
return NF_ACCEPT;
diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c
index dd147d7..8c836d9 100644
--- a/net/bridge/br_stp.c
+++ b/net/bridge/br_stp.c
@@ -17,9 +17,9 @@
#include "br_private_stp.h"
/* since time values in bpdu are in jiffies and then scaled (1/256)
- * before sending, make sure that is at least one.
+ * before sending, make sure that is at least one STP tick.
*/
-#define MESSAGE_AGE_INCR ((HZ < 256) ? 1 : (HZ/256))
+#define MESSAGE_AGE_INCR ((HZ / 256) + 1)
static const char *const br_port_state_names[] = {
[BR_STATE_DISABLED] = "disabled",
@@ -31,7 +31,7 @@
void br_log_state(const struct net_bridge_port *p)
{
- br_info(p->br, "port %u(%s) entering %s state\n",
+ br_info(p->br, "port %u(%s) entered %s state\n",
(unsigned) p->port_no, p->dev->name,
br_port_state_names[p->state]);
}
@@ -186,7 +186,7 @@
p->designated_cost = bpdu->root_path_cost;
p->designated_bridge = bpdu->bridge_id;
p->designated_port = bpdu->port_id;
- p->designated_age = jiffies + bpdu->message_age;
+ p->designated_age = jiffies - bpdu->message_age;
mod_timer(&p->message_age_timer, jiffies
+ (p->br->max_age - bpdu->message_age));
diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
index 19308e3..f494496 100644
--- a/net/bridge/br_stp_if.c
+++ b/net/bridge/br_stp_if.c
@@ -98,14 +98,13 @@
struct net_bridge *br = p->br;
int wasroot;
- br_log_state(p);
-
wasroot = br_is_root_bridge(br);
br_become_designated_port(p);
p->state = BR_STATE_DISABLED;
p->topology_change_ack = 0;
p->config_pending = 0;
+ br_log_state(p);
br_ifinfo_notify(RTM_NEWLINK, p);
del_timer(&p->message_age_timer);
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 5864cc4..5fe2ff3 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -1335,7 +1335,12 @@
const char *base, char __user *ubase)
{
char __user *hlp = ubase + ((char *)m - base);
- if (copy_to_user(hlp, m->u.match->name, EBT_FUNCTION_MAXNAMELEN))
+ char name[EBT_FUNCTION_MAXNAMELEN] = {};
+
+ /* ebtables expects 32 bytes long names but xt_match names are 29 bytes
+ long. Copy 29 bytes and fill remaining bytes with zeroes. */
+ strncpy(name, m->u.match->name, sizeof(name));
+ if (copy_to_user(hlp, name, EBT_FUNCTION_MAXNAMELEN))
return -EFAULT;
return 0;
}
@@ -1344,7 +1349,10 @@
const char *base, char __user *ubase)
{
char __user *hlp = ubase + ((char *)w - base);
- if (copy_to_user(hlp , w->u.watcher->name, EBT_FUNCTION_MAXNAMELEN))
+ char name[EBT_FUNCTION_MAXNAMELEN] = {};
+
+ strncpy(name, w->u.watcher->name, sizeof(name));
+ if (copy_to_user(hlp , name, EBT_FUNCTION_MAXNAMELEN))
return -EFAULT;
return 0;
}
@@ -1355,6 +1363,7 @@
int ret;
char __user *hlp;
const struct ebt_entry_target *t;
+ char name[EBT_FUNCTION_MAXNAMELEN] = {};
if (e->bitmask == 0)
return 0;
@@ -1368,7 +1377,8 @@
ret = EBT_WATCHER_ITERATE(e, ebt_make_watchername, base, ubase);
if (ret != 0)
return ret;
- if (copy_to_user(hlp, t->u.target->name, EBT_FUNCTION_MAXNAMELEN))
+ strncpy(name, t->u.target->name, sizeof(name));
+ if (copy_to_user(hlp, name, EBT_FUNCTION_MAXNAMELEN))
return -EFAULT;
return 0;
}
@@ -1893,10 +1903,7 @@
switch (compat_mwt) {
case EBT_COMPAT_MATCH:
- match = try_then_request_module(xt_find_match(NFPROTO_BRIDGE,
- name, 0), "ebt_%s", name);
- if (match == NULL)
- return -ENOENT;
+ match = xt_request_find_match(NFPROTO_BRIDGE, name, 0);
if (IS_ERR(match))
return PTR_ERR(match);
@@ -1915,10 +1922,7 @@
break;
case EBT_COMPAT_WATCHER: /* fallthrough */
case EBT_COMPAT_TARGET:
- wt = try_then_request_module(xt_find_target(NFPROTO_BRIDGE,
- name, 0), "ebt_%s", name);
- if (wt == NULL)
- return -ENOENT;
+ wt = xt_request_find_target(NFPROTO_BRIDGE, name, 0);
if (IS_ERR(wt))
return PTR_ERR(wt);
off = xt_compat_target_offset(wt);
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 606a6e8..f965dce 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1060,11 +1060,12 @@
rcu_read_lock();
cb->seq = net->dev_base_seq;
- nlmsg_parse(cb->nlh, sizeof(struct rtgenmsg), tb, IFLA_MAX,
- ifla_policy);
+ if (nlmsg_parse(cb->nlh, sizeof(struct rtgenmsg), tb, IFLA_MAX,
+ ifla_policy) >= 0) {
- if (tb[IFLA_EXT_MASK])
- ext_filter_mask = nla_get_u32(tb[IFLA_EXT_MASK]);
+ if (tb[IFLA_EXT_MASK])
+ ext_filter_mask = nla_get_u32(tb[IFLA_EXT_MASK]);
+ }
for (h = s_h; h < NETDEV_HASHENTRIES; h++, s_idx = 0) {
idx = 0;
@@ -1900,10 +1901,11 @@
u32 ext_filter_mask = 0;
u16 min_ifinfo_dump_size = 0;
- nlmsg_parse(nlh, sizeof(struct rtgenmsg), tb, IFLA_MAX, ifla_policy);
-
- if (tb[IFLA_EXT_MASK])
- ext_filter_mask = nla_get_u32(tb[IFLA_EXT_MASK]);
+ if (nlmsg_parse(nlh, sizeof(struct rtgenmsg), tb, IFLA_MAX,
+ ifla_policy) >= 0) {
+ if (tb[IFLA_EXT_MASK])
+ ext_filter_mask = nla_get_u32(tb[IFLA_EXT_MASK]);
+ }
if (!ext_filter_mask)
return NLMSG_GOODSIZE;
diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c
index bf4a9c4..d4d61b6 100644
--- a/net/ipv4/inetpeer.c
+++ b/net/ipv4/inetpeer.c
@@ -17,6 +17,7 @@
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/net.h>
+#include <linux/workqueue.h>
#include <net/ip.h>
#include <net/inetpeer.h>
#include <net/secure_seq.h>
@@ -66,6 +67,11 @@
static struct kmem_cache *peer_cachep __read_mostly;
+static LIST_HEAD(gc_list);
+static const int gc_delay = 60 * HZ;
+static struct delayed_work gc_work;
+static DEFINE_SPINLOCK(gc_lock);
+
#define node_height(x) x->avl_height
#define peer_avl_empty ((struct inet_peer *)&peer_fake_node)
@@ -102,6 +108,50 @@
int inet_peer_minttl __read_mostly = 120 * HZ; /* TTL under high load: 120 sec */
int inet_peer_maxttl __read_mostly = 10 * 60 * HZ; /* usual time to live: 10 min */
+static void inetpeer_gc_worker(struct work_struct *work)
+{
+ struct inet_peer *p, *n;
+ LIST_HEAD(list);
+
+ spin_lock_bh(&gc_lock);
+ list_replace_init(&gc_list, &list);
+ spin_unlock_bh(&gc_lock);
+
+ if (list_empty(&list))
+ return;
+
+ list_for_each_entry_safe(p, n, &list, gc_list) {
+
+ if(need_resched())
+ cond_resched();
+
+ if (p->avl_left != peer_avl_empty) {
+ list_add_tail(&p->avl_left->gc_list, &list);
+ p->avl_left = peer_avl_empty;
+ }
+
+ if (p->avl_right != peer_avl_empty) {
+ list_add_tail(&p->avl_right->gc_list, &list);
+ p->avl_right = peer_avl_empty;
+ }
+
+ n = list_entry(p->gc_list.next, struct inet_peer, gc_list);
+
+ if (!atomic_read(&p->refcnt)) {
+ list_del(&p->gc_list);
+ kmem_cache_free(peer_cachep, p);
+ }
+ }
+
+ if (list_empty(&list))
+ return;
+
+ spin_lock_bh(&gc_lock);
+ list_splice(&list, &gc_list);
+ spin_unlock_bh(&gc_lock);
+
+ schedule_delayed_work(&gc_work, gc_delay);
+}
/* Called from ip_output.c:ip_init */
void __init inet_initpeers(void)
@@ -126,6 +176,7 @@
0, SLAB_HWCACHE_ALIGN | SLAB_PANIC,
NULL);
+ INIT_DELAYED_WORK_DEFERRABLE(&gc_work, inetpeer_gc_worker);
}
static int addr_compare(const struct inetpeer_addr *a,
@@ -447,9 +498,8 @@
p->rate_last = 0;
p->pmtu_expires = 0;
p->pmtu_orig = 0;
- p->redirect_genid = 0;
memset(&p->redirect_learned, 0, sizeof(p->redirect_learned));
-
+ INIT_LIST_HEAD(&p->gc_list);
/* Link the node. */
link_to_pool(p, base);
@@ -509,3 +559,30 @@
return rc;
}
EXPORT_SYMBOL(inet_peer_xrlim_allow);
+
+void inetpeer_invalidate_tree(int family)
+{
+ struct inet_peer *old, *new, *prev;
+ struct inet_peer_base *base = family_to_base(family);
+
+ write_seqlock_bh(&base->lock);
+
+ old = base->root;
+ if (old == peer_avl_empty_rcu)
+ goto out;
+
+ new = peer_avl_empty_rcu;
+
+ prev = cmpxchg(&base->root, old, new);
+ if (prev == old) {
+ base->total = 0;
+ spin_lock(&gc_lock);
+ list_add_tail(&prev->gc_list, &gc_list);
+ spin_unlock(&gc_lock);
+ schedule_delayed_work(&gc_work, gc_delay);
+ }
+
+out:
+ write_sequnlock_bh(&base->lock);
+}
+EXPORT_SYMBOL(inetpeer_invalidate_tree);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index bcacf54..0197747 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -132,7 +132,6 @@
static int ip_rt_min_pmtu __read_mostly = 512 + 20 + 20;
static int ip_rt_min_advmss __read_mostly = 256;
static int rt_chain_length_max __read_mostly = 20;
-static int redirect_genid;
static struct delayed_work expires_work;
static unsigned long expires_ljiffies;
@@ -937,7 +936,7 @@
get_random_bytes(&shuffle, sizeof(shuffle));
atomic_add(shuffle + 1U, &net->ipv4.rt_genid);
- redirect_genid++;
+ inetpeer_invalidate_tree(AF_INET);
}
/*
@@ -1485,10 +1484,8 @@
peer = rt->peer;
if (peer) {
- if (peer->redirect_learned.a4 != new_gw ||
- peer->redirect_genid != redirect_genid) {
+ if (peer->redirect_learned.a4 != new_gw) {
peer->redirect_learned.a4 = new_gw;
- peer->redirect_genid = redirect_genid;
atomic_inc(&__rt_peer_genid);
}
check_peer_redir(&rt->dst, peer);
@@ -1793,8 +1790,6 @@
if (peer) {
check_peer_pmtu(&rt->dst, peer);
- if (peer->redirect_genid != redirect_genid)
- peer->redirect_learned.a4 = 0;
if (peer->redirect_learned.a4 &&
peer->redirect_learned.a4 != rt->rt_gateway)
check_peer_redir(&rt->dst, peer);
@@ -1958,8 +1953,7 @@
dst_init_metrics(&rt->dst, peer->metrics, false);
check_peer_pmtu(&rt->dst, peer);
- if (peer->redirect_genid != redirect_genid)
- peer->redirect_learned.a4 = 0;
+
if (peer->redirect_learned.a4 &&
peer->redirect_learned.a4 != rt->rt_gateway) {
rt->rt_gateway = peer->redirect_learned.a4;
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 53c8ce40..b5e315f 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -1403,8 +1403,16 @@
BUG_ON(!pcount);
- /* Adjust hint for FACK. Non-FACK is handled in tcp_sacktag_one(). */
- if (tcp_is_fack(tp) && (skb == tp->lost_skb_hint))
+ /* Adjust counters and hints for the newly sacked sequence
+ * range but discard the return value since prev is already
+ * marked. We must tag the range first because the seq
+ * advancement below implicitly advances
+ * tcp_highest_sack_seq() when skb is highest_sack.
+ */
+ tcp_sacktag_one(sk, state, TCP_SKB_CB(skb)->sacked,
+ start_seq, end_seq, dup_sack, pcount);
+
+ if (skb == tp->lost_skb_hint)
tp->lost_cnt_hint += pcount;
TCP_SKB_CB(prev)->end_seq += shifted;
@@ -1430,12 +1438,6 @@
skb_shinfo(skb)->gso_type = 0;
}
- /* Adjust counters and hints for the newly sacked sequence range but
- * discard the return value since prev is already marked.
- */
- tcp_sacktag_one(sk, state, TCP_SKB_CB(skb)->sacked,
- start_seq, end_seq, dup_sack, pcount);
-
/* Difference in this won't matter, both ACKed by the same cumul. ACK */
TCP_SKB_CB(prev)->sacked |= (TCP_SKB_CB(skb)->sacked & TCPCB_EVER_RETRANS);
@@ -1583,6 +1585,10 @@
}
}
+ /* tcp_sacktag_one() won't SACK-tag ranges below snd_una */
+ if (!after(TCP_SKB_CB(skb)->seq + len, tp->snd_una))
+ goto fallback;
+
if (!skb_shift(prev, skb, len))
goto fallback;
if (!tcp_shifted_skb(sk, skb, state, pcount, len, mss, dup_sack))
@@ -2567,6 +2573,7 @@
if (cnt > packets) {
if ((tcp_is_sack(tp) && !tcp_is_fack(tp)) ||
+ (TCP_SKB_CB(skb)->sacked & TCPCB_SACKED_ACKED) ||
(oldcnt >= packets))
break;
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index c02280a..6b8ebc5 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -434,6 +434,10 @@
/* Join all-node multicast group */
ipv6_dev_mc_inc(dev, &in6addr_linklocal_allnodes);
+ /* Join all-router multicast group if forwarding is set */
+ if (ndev->cnf.forwarding && dev && (dev->flags & IFF_MULTICAST))
+ ipv6_dev_mc_inc(dev, &in6addr_linklocal_allrouters);
+
return ndev;
}
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 01a21c2..8e2137b 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -1332,6 +1332,9 @@
hw_roc = true;
list_for_each_entry(sdata, &local->interfaces, list) {
+ if (sdata->vif.type == NL80211_IFTYPE_MONITOR ||
+ sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+ continue;
if (sdata->old_idle == sdata->vif.bss_conf.idle)
continue;
if (!ieee80211_sdata_running(sdata))
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index ad64f4d..f9b8e81 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -344,7 +344,7 @@
for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
info->control.rates[i].idx = -1;
info->control.rates[i].flags = 0;
- info->control.rates[i].count = 1;
+ info->control.rates[i].count = 0;
}
if (sdata->local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL)
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index ed86a3b..fa4b82c 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -635,8 +635,12 @@
if (del_timer(&ct->timeout)) {
death_by_timeout((unsigned long)ct);
- dropped = 1;
- NF_CT_STAT_INC_ATOMIC(net, early_drop);
+ /* Check if we indeed killed this entry. Reliable event
+ delivery may have inserted it into the dying list. */
+ if (test_bit(IPS_DYING_BIT, &ct->status)) {
+ dropped = 1;
+ NF_CT_STAT_INC_ATOMIC(net, early_drop);
+ }
}
nf_ct_put(ct);
return dropped;
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 30c9d4c..1068769 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -1041,16 +1041,13 @@
if (!parse_nat_setup) {
#ifdef CONFIG_MODULES
rcu_read_unlock();
- spin_unlock_bh(&nf_conntrack_lock);
nfnl_unlock();
if (request_module("nf-nat-ipv4") < 0) {
nfnl_lock();
- spin_lock_bh(&nf_conntrack_lock);
rcu_read_lock();
return -EOPNOTSUPP;
}
nfnl_lock();
- spin_lock_bh(&nf_conntrack_lock);
rcu_read_lock();
if (nfnetlink_parse_nat_setup_hook)
return -EAGAIN;
diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c
index 2725d1b..48badff 100644
--- a/net/openvswitch/actions.c
+++ b/net/openvswitch/actions.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2007-2011 Nicira Networks.
+ * Copyright (c) 2007-2012 Nicira Networks.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
@@ -145,9 +145,16 @@
inet_proto_csum_replace4(&tcp_hdr(skb)->check, skb,
*addr, new_addr, 1);
} else if (nh->protocol == IPPROTO_UDP) {
- if (likely(transport_len >= sizeof(struct udphdr)))
- inet_proto_csum_replace4(&udp_hdr(skb)->check, skb,
- *addr, new_addr, 1);
+ if (likely(transport_len >= sizeof(struct udphdr))) {
+ struct udphdr *uh = udp_hdr(skb);
+
+ if (uh->check || skb->ip_summed == CHECKSUM_PARTIAL) {
+ inet_proto_csum_replace4(&uh->check, skb,
+ *addr, new_addr, 1);
+ if (!uh->check)
+ uh->check = CSUM_MANGLED_0;
+ }
+ }
}
csum_replace4(&nh->check, *addr, new_addr);
@@ -197,8 +204,22 @@
skb->rxhash = 0;
}
-static int set_udp_port(struct sk_buff *skb,
- const struct ovs_key_udp *udp_port_key)
+static void set_udp_port(struct sk_buff *skb, __be16 *port, __be16 new_port)
+{
+ struct udphdr *uh = udp_hdr(skb);
+
+ if (uh->check && skb->ip_summed != CHECKSUM_PARTIAL) {
+ set_tp_port(skb, port, new_port, &uh->check);
+
+ if (!uh->check)
+ uh->check = CSUM_MANGLED_0;
+ } else {
+ *port = new_port;
+ skb->rxhash = 0;
+ }
+}
+
+static int set_udp(struct sk_buff *skb, const struct ovs_key_udp *udp_port_key)
{
struct udphdr *uh;
int err;
@@ -210,16 +231,15 @@
uh = udp_hdr(skb);
if (udp_port_key->udp_src != uh->source)
- set_tp_port(skb, &uh->source, udp_port_key->udp_src, &uh->check);
+ set_udp_port(skb, &uh->source, udp_port_key->udp_src);
if (udp_port_key->udp_dst != uh->dest)
- set_tp_port(skb, &uh->dest, udp_port_key->udp_dst, &uh->check);
+ set_udp_port(skb, &uh->dest, udp_port_key->udp_dst);
return 0;
}
-static int set_tcp_port(struct sk_buff *skb,
- const struct ovs_key_tcp *tcp_port_key)
+static int set_tcp(struct sk_buff *skb, const struct ovs_key_tcp *tcp_port_key)
{
struct tcphdr *th;
int err;
@@ -328,11 +348,11 @@
break;
case OVS_KEY_ATTR_TCP:
- err = set_tcp_port(skb, nla_data(nested_attr));
+ err = set_tcp(skb, nla_data(nested_attr));
break;
case OVS_KEY_ATTR_UDP:
- err = set_udp_port(skb, nla_data(nested_attr));
+ err = set_udp(skb, nla_data(nested_attr));
break;
}
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index ce64c18..2c03050 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -1521,6 +1521,9 @@
vport = ovs_vport_locate(nla_data(a[OVS_VPORT_ATTR_NAME]));
if (!vport)
return ERR_PTR(-ENODEV);
+ if (ovs_header->dp_ifindex &&
+ ovs_header->dp_ifindex != get_dpifindex(vport->dp))
+ return ERR_PTR(-ENODEV);
return vport;
} else if (a[OVS_VPORT_ATTR_PORT_NO]) {
u32 port_no = nla_get_u32(a[OVS_VPORT_ATTR_PORT_NO]);
diff --git a/sound/pci/azt3328.c b/sound/pci/azt3328.c
index 95ffa6a..496f14c 100644
--- a/sound/pci/azt3328.c
+++ b/sound/pci/azt3328.c
@@ -2684,10 +2684,9 @@
err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
if (err < 0)
goto out_err;
+ opl3->private_data = chip;
}
- opl3->private_data = chip;
-
sprintf(card->longname, "%s at 0x%lx, irq %i",
card->shortname, chip->ctrl_io, chip->irq);
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index c2c65f6..6843073 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1759,7 +1759,11 @@
parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT;
parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT;
parm |= index << AC_AMP_SET_INDEX_SHIFT;
- parm |= val;
+ if ((val & HDA_AMP_MUTE) && !(info->amp_caps & AC_AMPCAP_MUTE) &&
+ (info->amp_caps & AC_AMPCAP_MIN_MUTE))
+ ; /* set the zero value as a fake mute */
+ else
+ parm |= val;
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
info->vol[ch] = val;
}
@@ -2026,7 +2030,7 @@
val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
val1 += ofs;
val1 = ((int)val1) * ((int)val2);
- if (min_mute)
+ if (min_mute || (caps & AC_AMPCAP_MIN_MUTE))
val2 |= TLV_DB_SCALE_MUTE;
if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
return -EFAULT;
@@ -5114,7 +5118,7 @@
const char *pfx = "", *sfx = "";
/* handle as a speaker if it's a fixed line-out */
- if (!strcmp(name, "Line-Out") && attr == INPUT_PIN_ATTR_INT)
+ if (!strcmp(name, "Line Out") && attr == INPUT_PIN_ATTR_INT)
name = "Speaker";
/* check the location */
switch (attr) {
@@ -5173,7 +5177,7 @@
switch (get_defcfg_device(def_conf)) {
case AC_JACK_LINE_OUT:
- return fill_audio_out_name(codec, nid, cfg, "Line-Out",
+ return fill_audio_out_name(codec, nid, cfg, "Line Out",
label, maxlen, indexp);
case AC_JACK_SPEAKER:
return fill_audio_out_name(codec, nid, cfg, "Speaker",
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index e9f71dc..f0f1943 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -298,6 +298,9 @@
#define AC_AMPCAP_MUTE (1<<31) /* mute capable */
#define AC_AMPCAP_MUTE_SHIFT 31
+/* driver-specific amp-caps: using bits 24-30 */
+#define AC_AMPCAP_MIN_MUTE (1 << 30) /* min-volume = mute */
+
/* Connection list */
#define AC_CLIST_LENGTH (0x7f<<0)
#define AC_CLIST_LONG (1<<7)
diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
index bc5a993..c83ccdb 100644
--- a/sound/pci/hda/patch_cirrus.c
+++ b/sound/pci/hda/patch_cirrus.c
@@ -609,7 +609,7 @@
"Front Speaker", "Surround Speaker", "Bass Speaker"
};
static const char * const line_outs[] = {
- "Front Line-Out", "Surround Line-Out", "Bass Line-Out"
+ "Front Line Out", "Surround Line Out", "Bass Line Out"
};
fix_volume_caps(codec, dac);
@@ -635,7 +635,7 @@
if (num_ctls > 1)
name = line_outs[idx];
else
- name = "Line-Out";
+ name = "Line Out";
break;
}
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index a7a5733..d29d6d3 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -3482,7 +3482,7 @@
"Disabled", "Enabled"
};
static const char * const texts3[] = {
- "Disabled", "Speaker Only", "Line-Out+Speaker"
+ "Disabled", "Speaker Only", "Line Out+Speaker"
};
const char * const *texts;
@@ -4079,7 +4079,8 @@
err = snd_hda_ctl_add(codec, nid, kctl);
if (err < 0)
return err;
- if (!(query_amp_caps(codec, nid, hda_dir) & AC_AMPCAP_MUTE))
+ if (!(query_amp_caps(codec, nid, hda_dir) &
+ (AC_AMPCAP_MUTE | AC_AMPCAP_MIN_MUTE)))
break;
}
return 0;
@@ -4379,6 +4380,22 @@
{}
};
+/* add "fake" mute amp-caps to DACs on cx5051 so that mixer mute switches
+ * can be created (bko#42825)
+ */
+static void add_cx5051_fake_mutes(struct hda_codec *codec)
+{
+ static hda_nid_t out_nids[] = {
+ 0x10, 0x11, 0
+ };
+ hda_nid_t *p;
+
+ for (p = out_nids; *p; p++)
+ snd_hda_override_amp_caps(codec, *p, HDA_OUTPUT,
+ AC_AMPCAP_MIN_MUTE |
+ query_amp_caps(codec, *p, HDA_OUTPUT));
+}
+
static int patch_conexant_auto(struct hda_codec *codec)
{
struct conexant_spec *spec;
@@ -4397,6 +4414,9 @@
case 0x14f15045:
spec->single_adc_amp = 1;
break;
+ case 0x14f15051:
+ add_cx5051_fake_mutes(codec);
+ break;
}
apply_pin_fixup(codec, cxt_fixups, cxt_pincfg_tbl);
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 3647baa..22c73b7 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -802,7 +802,7 @@
"Disabled", "Enabled"
};
static const char * const texts3[] = {
- "Disabled", "Speaker Only", "Line-Out+Speaker"
+ "Disabled", "Speaker Only", "Line Out+Speaker"
};
const char * const *texts;
@@ -1856,7 +1856,7 @@
"Headphone Playback Volume",
"Speaker Playback Volume",
"Mono Playback Volume",
- "Line-Out Playback Volume",
+ "Line Out Playback Volume",
"CLFE Playback Volume",
"Bass Speaker Playback Volume",
"PCM Playback Volume",
@@ -1873,7 +1873,7 @@
"Speaker Playback Switch",
"Mono Playback Switch",
"IEC958 Playback Switch",
- "Line-Out Playback Switch",
+ "Line Out Playback Switch",
"CLFE Playback Switch",
"Bass Speaker Playback Switch",
"PCM Playback Switch",
@@ -2068,12 +2068,16 @@
*/
static void alc_init_special_input_src(struct hda_codec *codec);
+static int alc269_fill_coef(struct hda_codec *codec);
static int alc_init(struct hda_codec *codec)
{
struct alc_spec *spec = codec->spec;
unsigned int i;
+ if (codec->vendor_id == 0x10ec0269)
+ alc269_fill_coef(codec);
+
alc_fix_pll(codec);
alc_auto_init_amp(codec, spec->init_amp);
@@ -3797,7 +3801,7 @@
else
nums = spec->num_adc_nids;
for (c = 0; c < nums; c++)
- alc_mux_select(codec, 0, spec->cur_mux[c], true);
+ alc_mux_select(codec, c, spec->cur_mux[c], true);
}
/* add mic boosts if needed */
@@ -4367,6 +4371,7 @@
ALC882_FIXUP_PB_M5210,
ALC882_FIXUP_ACER_ASPIRE_7736,
ALC882_FIXUP_ASUS_W90V,
+ ALC889_FIXUP_CD,
ALC889_FIXUP_VAIO_TT,
ALC888_FIXUP_EEE1601,
ALC882_FIXUP_EAPD,
@@ -4494,6 +4499,13 @@
{ }
}
},
+ [ALC889_FIXUP_CD] = {
+ .type = ALC_FIXUP_PINS,
+ .v.pins = (const struct alc_pincfg[]) {
+ { 0x1c, 0x993301f0 }, /* CD */
+ { }
+ }
+ },
[ALC889_FIXUP_VAIO_TT] = {
.type = ALC_FIXUP_PINS,
.v.pins = (const struct alc_pincfg[]) {
@@ -4650,6 +4662,7 @@
SND_PCI_QUIRK(0x1071, 0x8258, "Evesham Voyaeger", ALC882_FIXUP_EAPD),
SND_PCI_QUIRK_VENDOR(0x1462, "MSI", ALC882_FIXUP_GPIO3),
+ SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte EP45-DS3", ALC889_FIXUP_CD),
SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", ALC882_FIXUP_ABIT_AW9D_MAX),
SND_PCI_QUIRK_VENDOR(0x1558, "Clevo laptop", ALC882_FIXUP_EAPD),
SND_PCI_QUIRK(0x161f, 0x2054, "Medion laptop", ALC883_FIXUP_EAPD),
@@ -5467,8 +5480,12 @@
static int alc269_fill_coef(struct hda_codec *codec)
{
+ struct alc_spec *spec = codec->spec;
int val;
+ if (spec->codec_variant != ALC269_TYPE_ALC269VB)
+ return 0;
+
if ((alc_get_coef0(codec) & 0x00ff) < 0x015) {
alc_write_coef_idx(codec, 0xf, 0x960b);
alc_write_coef_idx(codec, 0xe, 0x8817);
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 6345df1..9dbb573 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -4629,7 +4629,7 @@
unsigned int val = AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN;
if (no_hp_sensing(spec, i))
continue;
- if (presence)
+ if (1 /*presence*/)
stac92xx_set_pinctl(codec, cfg->hp_pins[i], val);
#if 0 /* FIXME */
/* Resetting the pinctl like below may lead to (a sort of) regressions
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index cc9f6c8..bc030a2 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -6333,6 +6333,7 @@
hw->ops.open = snd_hdspm_hwdep_dummy_op;
hw->ops.ioctl = snd_hdspm_hwdep_ioctl;
+ hw->ops.ioctl_compat = snd_hdspm_hwdep_ioctl;
hw->ops.release = snd_hdspm_hwdep_dummy_op;
return 0;
diff --git a/sound/soc/imx/imx-ssi.c b/sound/soc/imx/imx-ssi.c
index 01d1f74..b6adbed 100644
--- a/sound/soc/imx/imx-ssi.c
+++ b/sound/soc/imx/imx-ssi.c
@@ -112,7 +112,7 @@
break;
case SND_SOC_DAIFMT_DSP_A:
/* data on rising edge of bclk, frame high 1clk before data */
- strcr |= SSI_STCR_TFSL | SSI_STCR_TEFS;
+ strcr |= SSI_STCR_TFSL | SSI_STCR_TXBIT0 | SSI_STCR_TEFS;
break;
}
diff --git a/sound/soc/samsung/neo1973_wm8753.c b/sound/soc/samsung/neo1973_wm8753.c
index c6012ff..d23b19a 100644
--- a/sound/soc/samsung/neo1973_wm8753.c
+++ b/sound/soc/samsung/neo1973_wm8753.c
@@ -367,7 +367,7 @@
.platform_name = "samsung-audio",
.cpu_dai_name = "s3c24xx-iis",
.codec_dai_name = "wm8753-hifi",
- .codec_name = "wm8753-codec.0-001a",
+ .codec_name = "wm8753.0-001a",
.init = neo1973_wm8753_init,
.ops = &neo1973_hifi_ops,
},
@@ -376,7 +376,7 @@
.stream_name = "Voice",
.cpu_dai_name = "dfbmcs320-pcm",
.codec_dai_name = "wm8753-voice",
- .codec_name = "wm8753-codec.0-001a",
+ .codec_name = "wm8753.0-001a",
.ops = &neo1973_voice_ops,
},
};
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 1f55ded..1315663 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -3068,9 +3068,13 @@
* standby.
*/
if (powerdown) {
- snd_soc_dapm_set_bias_level(dapm, SND_SOC_BIAS_PREPARE);
+ if (dapm->bias_level == SND_SOC_BIAS_ON)
+ snd_soc_dapm_set_bias_level(dapm,
+ SND_SOC_BIAS_PREPARE);
dapm_seq_run(dapm, &down_list, 0, false);
- snd_soc_dapm_set_bias_level(dapm, SND_SOC_BIAS_STANDBY);
+ if (dapm->bias_level == SND_SOC_BIAS_PREPARE)
+ snd_soc_dapm_set_bias_level(dapm,
+ SND_SOC_BIAS_STANDBY);
}
}
@@ -3083,7 +3087,9 @@
list_for_each_entry(codec, &card->codec_dev_list, list) {
soc_dapm_shutdown_codec(&codec->dapm);
- snd_soc_dapm_set_bias_level(&codec->dapm, SND_SOC_BIAS_OFF);
+ if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY)
+ snd_soc_dapm_set_bias_level(&codec->dapm,
+ SND_SOC_BIAS_OFF);
}
}
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index e011b50..fa04340 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -15,6 +15,16 @@
# Define V to have a more verbose compile.
#
+# Define O to save output files in a separate directory.
+#
+# Define ARCH as name of target architecture if you want cross-builds.
+#
+# Define CROSS_COMPILE as prefix name of compiler if you want cross-builds.
+#
+# Define NO_LIBPERL to disable perl script extension.
+#
+# Define NO_LIBPYTHON to disable python script extension.
+#
# Define PYTHON to point to the python binary if the default
# `python' is not correct; for example: PYTHON=python2
#
@@ -32,6 +42,10 @@
# Define NO_DWARF if you do not want debug-info analysis feature at all.
#
# Define WERROR=0 to disable treating any warnings as errors.
+#
+# Define NO_NEWT if you do not want TUI support.
+#
+# Define NO_DEMANGLE if you do not want C++ symbol demangling.
$(OUTPUT)PERF-VERSION-FILE: .FORCE-PERF-VERSION-FILE
@$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT)
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 011ed26..e5a462f 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -315,7 +315,7 @@
"Please use:\n\n"
" perf buildid-cache -av vmlinux\n\n"
"or:\n\n"
- " --vmlinux vmlinux",
+ " --vmlinux vmlinux\n",
sym->name, build_id_msg ?: "");
goto out_free_filename;
}
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index f8da9fa..159263d 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -765,6 +765,7 @@
list_for_each_entry_reverse(evsel, &evlist->entries, node)
perf_evsel__close(evsel, ncpus, nthreads);
+ errno = -err;
return err;
}
diff --git a/tools/perf/util/ui/browsers/annotate.c b/tools/perf/util/ui/browsers/annotate.c
index 295a9c9..57a4c6e 100644
--- a/tools/perf/util/ui/browsers/annotate.c
+++ b/tools/perf/util/ui/browsers/annotate.c
@@ -69,14 +69,17 @@
if (!self->navkeypressed)
width += 1;
+ if (!ab->hide_src_code && ol->offset != -1)
+ if (!current_entry || (self->use_navkeypressed &&
+ !self->navkeypressed))
+ ui_browser__set_color(self, HE_COLORSET_CODE);
+
if (!*ol->line)
slsmg_write_nstring(" ", width - 18);
else
slsmg_write_nstring(ol->line, width - 18);
- if (!current_entry)
- ui_browser__set_color(self, HE_COLORSET_CODE);
- else
+ if (current_entry)
ab->selection = ol;
}
@@ -230,9 +233,9 @@
struct rb_node *nd = NULL;
struct map_symbol *ms = self->b.priv;
struct symbol *sym = ms->sym;
- const char *help = "<-, ESC: exit, TAB/shift+TAB: cycle hottest lines, "
- "H: Hottest, -> Line action, S -> Toggle source "
- "code view";
+ const char *help = "<-/ESC: Exit, TAB/shift+TAB: Cycle hot lines, "
+ "H: Go to hottest line, ->/ENTER: Line action, "
+ "S: Toggle source code view";
int key;
if (ui_browser__show(&self->b, sym->name, help) < 0)
@@ -284,9 +287,11 @@
nd = self->curr_hot;
break;
case 'H':
+ case 'h':
nd = self->curr_hot;
break;
case 'S':
+ case 's':
if (annotate_browser__toggle_source(self))
ui_helpline__puts(help);
continue;
@@ -338,6 +343,7 @@
pthread_mutex_unlock(¬es->lock);
symbol__tui_annotate(target, ms->map, evidx,
timer, arg, delay_secs);
+ ui_browser__show_title(&self->b, sym->name);
}
continue;
case K_LEFT:
diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl
index 62a134d..9507c4b 100755
--- a/tools/testing/ktest/ktest.pl
+++ b/tools/testing/ktest/ktest.pl
@@ -3244,9 +3244,11 @@
$in_bisect = 1;
my $failed = 0;
- build "oldconfig";
- start_monitor_and_boot or $failed = 1;
- end_monitor;
+ build "oldconfig" or $failed = 1;
+ if (!$failed) {
+ start_monitor_and_boot or $failed = 1;
+ end_monitor;
+ }
$in_bisect = 0;