microsoft
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WSL2-Linux-Kernel
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Merge branch 'master' into for-2.6.34 

Conflicts:
	include/linux/blkdev.h

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe 2010-02-25 08:48:05 +01:00
Родитель c5ecc484c5 baac35c415
Коммит 7f03292ee1
47 изменённых файлов: 401 добавлений и 236 удалений
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8
Documentation/networking/ip-sysctl.txt
Просмотреть файл

@ -1074,10 +1074,10 @@ regen_max_retry - INTEGER
Default: 5
max_addresses - INTEGER
Number of maximum addresses per interface. 0 disables limitation.
It is recommended not set too large value (or 0) because it would
be too easy way to crash kernel to allow to create too much of
autoconfigured addresses.
Maximum number of autoconfigured addresses per interface. Setting
to zero disables the limitation. It is not recommended to set this
value too large (or to zero) because it would be an easy way to
crash the kernel by allowing too many addresses to be created.
Default: 16
disable_ipv6 - BOOLEAN

4
MAINTAINERS
Просмотреть файл

@ -3489,9 +3489,9 @@ S: Maintained
F: drivers/net/wireless/libertas/
MARVELL MV643XX ETHERNET DRIVER
M: Lennert Buytenhek <buytenh@marvell.com>
M: Lennert Buytenhek <buytenh@wantstofly.org>
L: netdev@vger.kernel.org
S: Supported
S: Maintained
F: drivers/net/mv643xx_eth.*
F: include/linux/mv643xx.h

2
Makefile
Просмотреть файл

@ -1,7 +1,7 @@
VERSION = 2
PATCHLEVEL = 6
SUBLEVEL = 33
EXTRAVERSION = -rc8
EXTRAVERSION =
NAME = Man-Eating Seals of Antiquity
# *DOCUMENTATION*

2
arch/ia64/sn/kernel/setup.c
Просмотреть файл

@ -71,7 +71,7 @@ EXPORT_SYMBOL(sn_rtc_cycles_per_second);
DEFINE_PER_CPU(struct sn_hub_info_s, __sn_hub_info);
EXPORT_PER_CPU_SYMBOL(__sn_hub_info);
DEFINE_PER_CPU(short [MAX_COMPACT_NODES], __sn_cnodeid_to_nasid);
DEFINE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_COMPACT_NODES]);
EXPORT_PER_CPU_SYMBOL(__sn_cnodeid_to_nasid);
DEFINE_PER_CPU(struct nodepda_s *, __sn_nodepda);

2
arch/microblaze/include/asm/io.h
Просмотреть файл

@ -217,7 +217,7 @@ static inline void __iomem *__ioremap(phys_addr_t address, unsigned long size,
* Little endian
*/
#define out_le32(a, v) __raw_writel(__cpu_to_le32(v), (a));
#define out_le32(a, v) __raw_writel(__cpu_to_le32(v), (a))
#define out_le16(a, v) __raw_writew(__cpu_to_le16(v), (a))
#define in_le32(a) __le32_to_cpu(__raw_readl(a))

27
arch/microblaze/kernel/cpu/cache.c
Просмотреть файл

@ -172,16 +172,15 @@ do { \
/* It is used only first parameter for OP - for wic, wdc */
#define CACHE_RANGE_LOOP_1(start, end, line_length, op) \
do { \
int step = -line_length; \
int count = end - start; \
BUG_ON(count <= 0); \
int volatile temp; \
BUG_ON(end - start <= 0); \
\
__asm__ __volatile__ (" 1: addk %0, %0, %1; \
" #op " %0, r0; \
bgtid %1, 1b; \
addk %1, %1, %2; \
" : : "r" (start), "r" (count), \
"r" (step) : "memory"); \
__asm__ __volatile__ (" 1: " #op " %1, r0; \
cmpu %0, %1, %2; \
bgtid %0, 1b; \
addk %1, %1, %3; \
" : : "r" (temp), "r" (start), "r" (end),\
"r" (line_length) : "memory"); \
} while (0);
static void __flush_icache_range_msr_irq(unsigned long start, unsigned long end)
@ -313,16 +312,6 @@ static void __invalidate_dcache_all_wb(void)
pr_debug("%s\n", __func__);
CACHE_ALL_LOOP2(cpuinfo.dcache_size, cpuinfo.dcache_line_length,
wdc.clear)
#if 0
unsigned int i;
pr_debug("%s\n", __func__);
/* Just loop through cache size and invalidate it */
for (i = 0; i < cpuinfo.dcache_size; i += cpuinfo.dcache_line_length)
__invalidate_dcache(0, i);
#endif
}
static void __invalidate_dcache_range_wb(unsigned long start,

8
arch/mips/bcm47xx/prom.c
Просмотреть файл

@ -141,6 +141,14 @@ static __init void prom_init_mem(void)
break;
}
/* Ignoring the last page when ddr size is 128M. Cached
* accesses to last page is causing the processor to prefetch
* using address above 128M stepping out of the ddr address
* space.
*/
if (mem == 0x8000000)
mem -= 0x1000;
add_memory_region(0, mem, BOOT_MEM_RAM);
}

1
arch/mips/mm/highmem.c
Просмотреть файл

@ -1,5 +1,6 @@
#include <linux/module.h>
#include <linux/highmem.h>
#include <linux/sched.h>
#include <linux/smp.h>
#include <asm/fixmap.h>
#include <asm/tlbflush.h>

1
arch/parisc/Kconfig
Просмотреть файл

@ -18,7 +18,6 @@ config PARISC
select BUG
select HAVE_PERF_EVENTS
select GENERIC_ATOMIC64 if !64BIT
select HAVE_ARCH_TRACEHOOK
help
The PA-RISC microprocessor is designed by Hewlett-Packard and used
in many of their workstations & servers (HP9000 700 and 800 series,

7
arch/parisc/kernel/pci.c
Просмотреть файл

@ -18,7 +18,6 @@
#include <asm/io.h>
#include <asm/system.h>
#include <asm/cache.h> /* for L1_CACHE_BYTES */
#include <asm/superio.h>
#define DEBUG_RESOURCES 0
@ -123,6 +122,10 @@ static int __init pcibios_init(void)
} else {
printk(KERN_WARNING "pci_bios != NULL but init() is!\n");
}
/* Set the CLS for PCI as early as possible. */
pci_cache_line_size = pci_dfl_cache_line_size;
return 0;
}
@ -171,7 +174,7 @@ void pcibios_set_master(struct pci_dev *dev)
** upper byte is PCI_LATENCY_TIMER.
*/
pci_write_config_word(dev, PCI_CACHE_LINE_SIZE,
(0x80 << 8) | (L1_CACHE_BYTES / sizeof(u32)));
(0x80 << 8) | pci_cache_line_size);
}

4
arch/sparc/include/asm/stat.h
Просмотреть файл

@ -53,8 +53,8 @@ struct stat {
ino_t st_ino;
mode_t st_mode;
short st_nlink;
uid_t st_uid;
gid_t st_gid;
uid16_t st_uid;
gid16_t st_gid;
unsigned short st_rdev;
off_t st_size;
time_t st_atime;

2
arch/x86/include/asm/processor.h
Просмотреть файл

@ -450,6 +450,8 @@ struct thread_struct {
struct perf_event *ptrace_bps[HBP_NUM];
/* Debug status used for traps, single steps, etc... */
unsigned long debugreg6;
/* Keep track of the exact dr7 value set by the user */
unsigned long ptrace_dr7;
/* Fault info: */
unsigned long cr2;
unsigned long trap_no;

30
arch/x86/kernel/hw_breakpoint.c
Просмотреть файл

@ -212,25 +212,6 @@ static int arch_check_va_in_kernelspace(unsigned long va, u8 hbp_len)
return (va >= TASK_SIZE) && ((va + len - 1) >= TASK_SIZE);
}
/*
* Store a breakpoint's encoded address, length, and type.
*/
static int arch_store_info(struct perf_event *bp)
{
struct arch_hw_breakpoint *info = counter_arch_bp(bp);
/*
* For kernel-addresses, either the address or symbol name can be
* specified.
*/
if (info->name)
info->address = (unsigned long)
kallsyms_lookup_name(info->name);
if (info->address)
return 0;
return -EINVAL;
}
int arch_bp_generic_fields(int x86_len, int x86_type,
int *gen_len, int *gen_type)
{
@ -362,10 +343,13 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp,
return ret;
}
ret = arch_store_info(bp);
if (ret < 0)
return ret;
/*
* For kernel-addresses, either the address or symbol name can be
* specified.
*/
if (info->name)
info->address = (unsigned long)
kallsyms_lookup_name(info->name);
/*
* Check that the low-order bits of the address are appropriate
* for the alignment implied by len.

7
arch/x86/kernel/ptrace.c
Просмотреть файл

@ -702,7 +702,7 @@ static unsigned long ptrace_get_debugreg(struct task_struct *tsk, int n)
} else if (n == 6) {
val = thread->debugreg6;
} else if (n == 7) {
val = ptrace_get_dr7(thread->ptrace_bps);
val = thread->ptrace_dr7;
}
return val;
}
@ -778,8 +778,11 @@ int ptrace_set_debugreg(struct task_struct *tsk, int n, unsigned long val)
return rc;
}
/* All that's left is DR7 */
if (n == 7)
if (n == 7) {
rc = ptrace_write_dr7(tsk, val);
if (!rc)
thread->ptrace_dr7 = val;
}
ret_path:
return rc;

11
block/blk-core.c
Просмотреть файл

@ -1147,7 +1147,7 @@ void init_request_from_bio(struct request *req, struct bio *bio)
*/
static inline bool queue_should_plug(struct request_queue *q)
{
return !(blk_queue_nonrot(q) && blk_queue_queuing(q));
return !(blk_queue_nonrot(q) && blk_queue_tagged(q));
}
static int __make_request(struct request_queue *q, struct bio *bio)
@ -1856,15 +1856,8 @@ void blk_dequeue_request(struct request *rq)
* and to it is freed is accounted as io that is in progress at
* the driver side.
*/
if (blk_account_rq(rq)) {
if (blk_account_rq(rq))
q->in_flight[rq_is_sync(rq)]++;
/*
* Mark this device as supporting hardware queuing, if
* we have more IOs in flight than 4.
*/
if (!blk_queue_queuing(q) && queue_in_flight(q) > 4)
set_bit(QUEUE_FLAG_CQ, &q->queue_flags);
}
}
/**

28
drivers/acpi/processor_idle.c
Просмотреть файл

@ -880,12 +880,14 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
return(acpi_idle_enter_c1(dev, state));
local_irq_disable();
current_thread_info()->status &= ~TS_POLLING;
/*
* TS_POLLING-cleared state must be visible before we test
* NEED_RESCHED:
*/
smp_mb();
if (cx->entry_method != ACPI_CSTATE_FFH) {
current_thread_info()->status &= ~TS_POLLING;
/*
* TS_POLLING-cleared state must be visible before we test
* NEED_RESCHED:
*/
smp_mb();
}
if (unlikely(need_resched())) {
current_thread_info()->status |= TS_POLLING;
@ -965,12 +967,14 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
}
local_irq_disable();
current_thread_info()->status &= ~TS_POLLING;
/*
* TS_POLLING-cleared state must be visible before we test
* NEED_RESCHED:
*/
smp_mb();
if (cx->entry_method != ACPI_CSTATE_FFH) {
current_thread_info()->status &= ~TS_POLLING;
/*
* TS_POLLING-cleared state must be visible before we test
* NEED_RESCHED:
*/
smp_mb();
}
if (unlikely(need_resched())) {
current_thread_info()->status |= TS_POLLING;

6
drivers/acpi/processor_perflib.c
Просмотреть файл

@ -413,7 +413,11 @@ static int acpi_processor_get_performance_info(struct acpi_processor *pr)
if (result)
goto update_bios;
return 0;
/* We need to call _PPC once when cpufreq starts */
if (ignore_ppc != 1)
result = acpi_processor_get_platform_limit(pr);
return result;
/*
* Having _PPC but missing frequencies (_PSS, _PCT) is a very good hint that

2
drivers/clocksource/cs5535-clockevt.c
Просмотреть файл

@ -21,7 +21,7 @@
#define DRV_NAME "cs5535-clockevt"
static int timer_irq = CONFIG_CS5535_MFGPT_DEFAULT_IRQ;
static int timer_irq;
module_param_named(irq, timer_irq, int, 0644);
MODULE_PARM_DESC(irq, "Which IRQ to use for the clock source MFGPT ticks.");

30
drivers/gpu/drm/i915/i915_drv.c
Просмотреть файл

@ -176,6 +176,8 @@ MODULE_DEVICE_TABLE(pci, pciidlist);
static int i915_drm_freeze(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
pci_save_state(dev->pdev);
/* If KMS is active, we do the leavevt stuff here */
@ -191,17 +193,12 @@ static int i915_drm_freeze(struct drm_device *dev)
i915_save_state(dev);
return 0;
}
static void i915_drm_suspend(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
intel_opregion_free(dev, 1);
/* Modeset on resume, not lid events */
dev_priv->modeset_on_lid = 0;
return 0;
}
static int i915_suspend(struct drm_device *dev, pm_message_t state)
@ -221,8 +218,6 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
if (error)
return error;
i915_drm_suspend(dev);
if (state.event == PM_EVENT_SUSPEND) {
/* Shut down the device */
pci_disable_device(dev->pdev);
@ -237,6 +232,10 @@ static int i915_drm_thaw(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
int error = 0;
i915_restore_state(dev);
intel_opregion_init(dev, 1);
/* KMS EnterVT equivalent */
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
mutex_lock(&dev->struct_mutex);
@ -263,10 +262,6 @@ static int i915_resume(struct drm_device *dev)
pci_set_master(dev->pdev);
i915_restore_state(dev);
intel_opregion_init(dev, 1);
return i915_drm_thaw(dev);
}
@ -423,8 +418,6 @@ static int i915_pm_suspend(struct device *dev)
if (error)
return error;
i915_drm_suspend(drm_dev);
pci_disable_device(pdev);
pci_set_power_state(pdev, PCI_D3hot);
@ -464,13 +457,8 @@ static int i915_pm_poweroff(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
int error;
error = i915_drm_freeze(drm_dev);
if (!error)
i915_drm_suspend(drm_dev);
return error;
return i915_drm_freeze(drm_dev);
}
const struct dev_pm_ops i915_pm_ops = {

1
drivers/gpu/drm/nouveau/nouveau_drv.h
Просмотреть файл

@ -583,6 +583,7 @@ struct drm_nouveau_private {
uint64_t vm_end;
struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
int vm_vram_pt_nr;
uint64_t vram_sys_base;
/* the mtrr covering the FB */
int fb_mtrr;

111
drivers/gpu/drm/nouveau/nouveau_mem.c
Просмотреть файл

@ -285,53 +285,50 @@ nv50_mem_vm_bind_linear(struct drm_device *dev, uint64_t virt, uint32_t size,
uint32_t flags, uint64_t phys)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_gpuobj **pgt;
unsigned psz, pfl, pages;
struct nouveau_gpuobj *pgt;
unsigned block;
int i;
if (virt >= dev_priv->vm_gart_base &&
(virt + size) < (dev_priv->vm_gart_base + dev_priv->vm_gart_size)) {
psz = 12;
pgt = &dev_priv->gart_info.sg_ctxdma;
pfl = 0x21;
virt -= dev_priv->vm_gart_base;
} else
if (virt >= dev_priv->vm_vram_base &&
(virt + size) < (dev_priv->vm_vram_base + dev_priv->vm_vram_size)) {
psz = 16;
pgt = dev_priv->vm_vram_pt;
pfl = 0x01;
virt -= dev_priv->vm_vram_base;
} else {
NV_ERROR(dev, "Invalid address: 0x%16llx-0x%16llx\n",
virt, virt + size - 1);
return -EINVAL;
virt = ((virt - dev_priv->vm_vram_base) >> 16) << 1;
size = (size >> 16) << 1;
phys |= ((uint64_t)flags << 32);
phys |= 1;
if (dev_priv->vram_sys_base) {
phys += dev_priv->vram_sys_base;
phys |= 0x30;
}
pages = size >> psz;
dev_priv->engine.instmem.prepare_access(dev, true);
if (flags & 0x80000000) {
while (pages--) {
struct nouveau_gpuobj *pt = pgt[virt >> 29];
unsigned pte = ((virt & 0x1fffffffULL) >> psz) << 1;
while (size) {
unsigned offset_h = upper_32_bits(phys);
unsigned offset_l = lower_32_bits(phys);
unsigned pte, end;
nv_wo32(dev, pt, pte++, 0x00000000);
nv_wo32(dev, pt, pte++, 0x00000000);
virt += (1 << psz);
for (i = 7; i >= 0; i--) {
block = 1 << (i + 1);
if (size >= block && !(virt & (block - 1)))
break;
}
} else {
while (pages--) {
struct nouveau_gpuobj *pt = pgt[virt >> 29];
unsigned pte = ((virt & 0x1fffffffULL) >> psz) << 1;
unsigned offset_h = upper_32_bits(phys) & 0xff;
unsigned offset_l = lower_32_bits(phys);
offset_l |= (i << 7);
nv_wo32(dev, pt, pte++, offset_l | pfl);
nv_wo32(dev, pt, pte++, offset_h | flags);
phys += block << 15;
size -= block;
phys += (1 << psz);
virt += (1 << psz);
while (block) {
pgt = dev_priv->vm_vram_pt[virt >> 14];
pte = virt & 0x3ffe;
end = pte + block;
if (end > 16384)
end = 16384;
block -= (end - pte);
virt += (end - pte);
while (pte < end) {
nv_wo32(dev, pgt, pte++, offset_l);
nv_wo32(dev, pgt, pte++, offset_h);
}
}
}
dev_priv->engine.instmem.finish_access(dev);
@ -356,7 +353,41 @@ nv50_mem_vm_bind_linear(struct drm_device *dev, uint64_t virt, uint32_t size,
void
nv50_mem_vm_unbind(struct drm_device *dev, uint64_t virt, uint32_t size)
{
nv50_mem_vm_bind_linear(dev, virt, size, 0x80000000, 0);
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_gpuobj *pgt;
unsigned pages, pte, end;
virt -= dev_priv->vm_vram_base;
pages = (size >> 16) << 1;
dev_priv->engine.instmem.prepare_access(dev, true);
while (pages) {
pgt = dev_priv->vm_vram_pt[virt >> 29];
pte = (virt & 0x1ffe0000ULL) >> 15;
end = pte + pages;
if (end > 16384)
end = 16384;
pages -= (end - pte);
virt += (end - pte) << 15;
while (pte < end)
nv_wo32(dev, pgt, pte++, 0);
}
dev_priv->engine.instmem.finish_access(dev);
nv_wr32(dev, 0x100c80, 0x00050001);
if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) {
NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n");
NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80));
return;
}
nv_wr32(dev, 0x100c80, 0x00000001);
if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) {
NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n");
NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80));
}
}
/*

6
drivers/gpu/drm/nouveau/nv04_dac.c
Просмотреть файл

@ -119,7 +119,7 @@ static enum drm_connector_status nv04_dac_detect(struct drm_encoder *encoder,
struct drm_connector *connector)
{
struct drm_device *dev = encoder->dev;
uint8_t saved_seq1, saved_pi, saved_rpc1;
uint8_t saved_seq1, saved_pi, saved_rpc1, saved_cr_mode;
uint8_t saved_palette0[3], saved_palette_mask;
uint32_t saved_rtest_ctrl, saved_rgen_ctrl;
int i;
@ -135,6 +135,9 @@ static enum drm_connector_status nv04_dac_detect(struct drm_encoder *encoder,
/* only implemented for head A for now */
NVSetOwner(dev, 0);
saved_cr_mode = NVReadVgaCrtc(dev, 0, NV_CIO_CR_MODE_INDEX);
NVWriteVgaCrtc(dev, 0, NV_CIO_CR_MODE_INDEX, saved_cr_mode | 0x80);
saved_seq1 = NVReadVgaSeq(dev, 0, NV_VIO_SR_CLOCK_INDEX);
NVWriteVgaSeq(dev, 0, NV_VIO_SR_CLOCK_INDEX, saved_seq1 & ~0x20);
@ -203,6 +206,7 @@ out:
NVWriteVgaCrtc(dev, 0, NV_CIO_CRE_PIXEL_INDEX, saved_pi);
NVWriteVgaCrtc(dev, 0, NV_CIO_CRE_RPC1_INDEX, saved_rpc1);
NVWriteVgaSeq(dev, 0, NV_VIO_SR_CLOCK_INDEX, saved_seq1);
NVWriteVgaCrtc(dev, 0, NV_CIO_CR_MODE_INDEX, saved_cr_mode);
if (blue == 0x18) {
NV_INFO(dev, "Load detected on head A\n");

58
drivers/gpu/drm/nouveau/nv50_instmem.c
Просмотреть файл

@ -76,6 +76,11 @@ nv50_instmem_init(struct drm_device *dev)
for (i = 0x1700; i <= 0x1710; i += 4)
priv->save1700[(i-0x1700)/4] = nv_rd32(dev, i);
if (dev_priv->chipset == 0xaa || dev_priv->chipset == 0xac)
dev_priv->vram_sys_base = nv_rd32(dev, 0x100e10) << 12;
else
dev_priv->vram_sys_base = 0;
/* Reserve the last MiB of VRAM, we should probably try to avoid
* setting up the below tables over the top of the VBIOS image at
* some point.
@ -172,16 +177,28 @@ nv50_instmem_init(struct drm_device *dev)
* We map the entire fake channel into the start of the PRAMIN BAR
*/
ret = nouveau_gpuobj_new_ref(dev, chan, NULL, 0, pt_size, 0x1000,
0, &priv->pramin_pt);
0, &priv->pramin_pt);
if (ret)
return ret;
for (i = 0, v = c_offset; i < pt_size; i += 8, v += 0x1000) {
if (v < (c_offset + c_size))
BAR0_WI32(priv->pramin_pt->gpuobj, i + 0, v | 1);
else
BAR0_WI32(priv->pramin_pt->gpuobj, i + 0, 0x00000009);
v = c_offset | 1;
if (dev_priv->vram_sys_base) {
v += dev_priv->vram_sys_base;
v |= 0x30;
}
i = 0;
while (v < dev_priv->vram_sys_base + c_offset + c_size) {
BAR0_WI32(priv->pramin_pt->gpuobj, i + 0, v);
BAR0_WI32(priv->pramin_pt->gpuobj, i + 4, 0x00000000);
v += 0x1000;
i += 8;
}
while (i < pt_size) {
BAR0_WI32(priv->pramin_pt->gpuobj, i + 0, 0x00000000);
BAR0_WI32(priv->pramin_pt->gpuobj, i + 4, 0x00000000);
i += 8;
}
BAR0_WI32(chan->vm_pd, 0x00, priv->pramin_pt->instance | 0x63);
@ -416,7 +433,9 @@ nv50_instmem_bind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nv50_instmem_priv *priv = dev_priv->engine.instmem.priv;
uint32_t pte, pte_end, vram;
struct nouveau_gpuobj *pramin_pt = priv->pramin_pt->gpuobj;
uint32_t pte, pte_end;
uint64_t vram;
if (!gpuobj->im_backing || !gpuobj->im_pramin || gpuobj->im_bound)
return -EINVAL;
@ -424,20 +443,24 @@ nv50_instmem_bind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj)
NV_DEBUG(dev, "st=0x%0llx sz=0x%0llx\n",
gpuobj->im_pramin->start, gpuobj->im_pramin->size);
pte = (gpuobj->im_pramin->start >> 12) << 3;
pte_end = ((gpuobj->im_pramin->size >> 12) << 3) + pte;
pte = (gpuobj->im_pramin->start >> 12) << 1;
pte_end = ((gpuobj->im_pramin->size >> 12) << 1) + pte;
vram = gpuobj->im_backing_start;
NV_DEBUG(dev, "pramin=0x%llx, pte=%d, pte_end=%d\n",
gpuobj->im_pramin->start, pte, pte_end);
NV_DEBUG(dev, "first vram page: 0x%08x\n", gpuobj->im_backing_start);
vram |= 1;
if (dev_priv->vram_sys_base) {
vram += dev_priv->vram_sys_base;
vram |= 0x30;
}
dev_priv->engine.instmem.prepare_access(dev, true);
while (pte < pte_end) {
nv_wo32(dev, priv->pramin_pt->gpuobj, (pte + 0)/4, vram | 1);
nv_wo32(dev, priv->pramin_pt->gpuobj, (pte + 4)/4, 0x00000000);
pte += 8;
nv_wo32(dev, pramin_pt, pte++, lower_32_bits(vram));
nv_wo32(dev, pramin_pt, pte++, upper_32_bits(vram));
vram += NV50_INSTMEM_PAGE_SIZE;
}
dev_priv->engine.instmem.finish_access(dev);
@ -470,14 +493,13 @@ nv50_instmem_unbind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj)
if (gpuobj->im_bound == 0)
return -EINVAL;
pte = (gpuobj->im_pramin->start >> 12) << 3;
pte_end = ((gpuobj->im_pramin->size >> 12) << 3) + pte;
pte = (gpuobj->im_pramin->start >> 12) << 1;
pte_end = ((gpuobj->im_pramin->size >> 12) << 1) + pte;
dev_priv->engine.instmem.prepare_access(dev, true);
while (pte < pte_end) {
nv_wo32(dev, priv->pramin_pt->gpuobj, (pte + 0)/4, 0x00000009);
nv_wo32(dev, priv->pramin_pt->gpuobj, (pte + 4)/4, 0x00000000);
pte += 8;
nv_wo32(dev, priv->pramin_pt->gpuobj, pte++, 0x00000000);
nv_wo32(dev, priv->pramin_pt->gpuobj, pte++, 0x00000000);
}
dev_priv->engine.instmem.finish_access(dev);

108
drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
Просмотреть файл

@ -182,25 +182,19 @@ static int vmw_cmd_present_check(struct vmw_private *dev_priv,
return vmw_cmd_sid_check(dev_priv, sw_context, &cmd->body.sid);
}
static int vmw_cmd_dma(struct vmw_private *dev_priv,
struct vmw_sw_context *sw_context,
SVGA3dCmdHeader *header)
static int vmw_translate_guest_ptr(struct vmw_private *dev_priv,
struct vmw_sw_context *sw_context,
SVGAGuestPtr *ptr,
struct vmw_dma_buffer **vmw_bo_p)
{
uint32_t handle;
struct vmw_dma_buffer *vmw_bo = NULL;
struct ttm_buffer_object *bo;
struct vmw_surface *srf = NULL;
struct vmw_dma_cmd {
SVGA3dCmdHeader header;
SVGA3dCmdSurfaceDMA dma;
} *cmd;
uint32_t handle = ptr->gmrId;
struct vmw_relocation *reloc;
int ret;
uint32_t cur_validate_node;
struct ttm_validate_buffer *val_buf;
int ret;
cmd = container_of(header, struct vmw_dma_cmd, header);
handle = cmd->dma.guest.ptr.gmrId;
ret = vmw_user_dmabuf_lookup(sw_context->tfile, handle, &vmw_bo);
if (unlikely(ret != 0)) {
DRM_ERROR("Could not find or use GMR region.\n");
@ -209,14 +203,14 @@ static int vmw_cmd_dma(struct vmw_private *dev_priv,
bo = &vmw_bo->base;
if (unlikely(sw_context->cur_reloc >= VMWGFX_MAX_RELOCATIONS)) {
DRM_ERROR("Max number of DMA commands per submission"
DRM_ERROR("Max number relocations per submission"
" exceeded\n");
ret = -EINVAL;
goto out_no_reloc;
}
reloc = &sw_context->relocs[sw_context->cur_reloc++];
reloc->location = &cmd->dma.guest.ptr;
reloc->location = ptr;
cur_validate_node = vmw_dmabuf_validate_node(bo, sw_context->cur_val_buf);
if (unlikely(cur_validate_node >= VMWGFX_MAX_GMRS)) {
@ -234,7 +228,89 @@ static int vmw_cmd_dma(struct vmw_private *dev_priv,
list_add_tail(&val_buf->head, &sw_context->validate_nodes);
++sw_context->cur_val_buf;
}
*vmw_bo_p = vmw_bo;
return 0;
out_no_reloc:
vmw_dmabuf_unreference(&vmw_bo);
vmw_bo_p = NULL;
return ret;
}
static int vmw_cmd_end_query(struct vmw_private *dev_priv,
struct vmw_sw_context *sw_context,
SVGA3dCmdHeader *header)
{
struct vmw_dma_buffer *vmw_bo;
struct vmw_query_cmd {
SVGA3dCmdHeader header;
SVGA3dCmdEndQuery q;
} *cmd;
int ret;
cmd = container_of(header, struct vmw_query_cmd, header);
ret = vmw_cmd_cid_check(dev_priv, sw_context, header);
if (unlikely(ret != 0))
return ret;
ret = vmw_translate_guest_ptr(dev_priv, sw_context,
&cmd->q.guestResult,
&vmw_bo);
if (unlikely(ret != 0))
return ret;
vmw_dmabuf_unreference(&vmw_bo);
return 0;
}
static int vmw_cmd_wait_query(struct vmw_private *dev_priv,
struct vmw_sw_context *sw_context,
SVGA3dCmdHeader *header)
{
struct vmw_dma_buffer *vmw_bo;
struct vmw_query_cmd {
SVGA3dCmdHeader header;
SVGA3dCmdWaitForQuery q;
} *cmd;
int ret;
cmd = container_of(header, struct vmw_query_cmd, header);
ret = vmw_cmd_cid_check(dev_priv, sw_context, header);
if (unlikely(ret != 0))
return ret;
ret = vmw_translate_guest_ptr(dev_priv, sw_context,
&cmd->q.guestResult,
&vmw_bo);
if (unlikely(ret != 0))
return ret;
vmw_dmabuf_unreference(&vmw_bo);
return 0;
}
static int vmw_cmd_dma(struct vmw_private *dev_priv,
struct vmw_sw_context *sw_context,
SVGA3dCmdHeader *header)
{
struct vmw_dma_buffer *vmw_bo = NULL;
struct ttm_buffer_object *bo;
struct vmw_surface *srf = NULL;
struct vmw_dma_cmd {
SVGA3dCmdHeader header;
SVGA3dCmdSurfaceDMA dma;
} *cmd;
int ret;
cmd = container_of(header, struct vmw_dma_cmd, header);
ret = vmw_translate_guest_ptr(dev_priv, sw_context,
&cmd->dma.guest.ptr,
&vmw_bo);
if (unlikely(ret != 0))
return ret;
bo = &vmw_bo->base;
ret = vmw_user_surface_lookup_handle(dev_priv, sw_context->tfile,
cmd->dma.host.sid, &srf);
if (ret) {
@ -379,8 +455,8 @@ static vmw_cmd_func vmw_cmd_funcs[SVGA_3D_CMD_MAX] = {
VMW_CMD_DEF(SVGA_3D_CMD_DRAW_PRIMITIVES, &vmw_cmd_draw),
VMW_CMD_DEF(SVGA_3D_CMD_SETSCISSORRECT, &vmw_cmd_cid_check),
VMW_CMD_DEF(SVGA_3D_CMD_BEGIN_QUERY, &vmw_cmd_cid_check),
VMW_CMD_DEF(SVGA_3D_CMD_END_QUERY, &vmw_cmd_cid_check),
VMW_CMD_DEF(SVGA_3D_CMD_WAIT_FOR_QUERY, &vmw_cmd_cid_check),
VMW_CMD_DEF(SVGA_3D_CMD_END_QUERY, &vmw_cmd_end_query),
VMW_CMD_DEF(SVGA_3D_CMD_WAIT_FOR_QUERY, &vmw_cmd_wait_query),
VMW_CMD_DEF(SVGA_3D_CMD_PRESENT_READBACK, &vmw_cmd_ok),
VMW_CMD_DEF(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN,
&vmw_cmd_blt_surf_screen_check)

6
drivers/input/input-polldev.c
Просмотреть файл

@ -100,6 +100,12 @@ static void input_close_polled_device(struct input_dev *input)
struct input_polled_dev *dev = input_get_drvdata(input);
cancel_delayed_work_sync(&dev->work);
/*
* Clean up work struct to remove references to the workqueue.
* It may be destroyed by the next call. This causes problems
* at next device open-close in case of poll_interval == 0.
*/
INIT_DELAYED_WORK(&dev->work, dev->work.work.func);
input_polldev_stop_workqueue();
if (dev->close)

8
drivers/input/touchscreen/usbtouchscreen.c
Просмотреть файл

@ -618,8 +618,8 @@ static int idealtek_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
#ifdef CONFIG_TOUCHSCREEN_USB_GENERAL_TOUCH
static int general_touch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
{
dev->x = ((pkt[2] & 0x0F) << 8) | pkt[1] ;
dev->y = ((pkt[4] & 0x0F) << 8) | pkt[3] ;
dev->x = (pkt[2] << 8) | pkt[1];
dev->y = (pkt[4] << 8) | pkt[3];
dev->press = pkt[5] & 0xff;
dev->touch = pkt[0] & 0x01;
@ -809,9 +809,9 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
#ifdef CONFIG_TOUCHSCREEN_USB_GENERAL_TOUCH
[DEVTYPE_GENERAL_TOUCH] = {
.min_xc = 0x0,
.max_xc = 0x0500,
.max_xc = 0x7fff,
.min_yc = 0x0,
.max_yc = 0x0500,
.max_yc = 0x7fff,
.rept_size = 7,
.read_data = general_touch_read_data,
},

19
drivers/net/e1000/e1000_main.c
Просмотреть файл

@ -4006,11 +4006,21 @@ check_page:
}
}
if (!buffer_info->dma)
if (!buffer_info->dma) {
buffer_info->dma = pci_map_page(pdev,
buffer_info->page, 0,
buffer_info->length,
PCI_DMA_FROMDEVICE);
if (pci_dma_mapping_error(pdev, buffer_info->dma)) {
put_page(buffer_info->page);
dev_kfree_skb(skb);
buffer_info->page = NULL;
buffer_info->skb = NULL;
buffer_info->dma = 0;
adapter->alloc_rx_buff_failed++;
break; /* while !buffer_info->skb */
}
}
rx_desc = E1000_RX_DESC(*rx_ring, i);
rx_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
@ -4101,6 +4111,13 @@ map_skb:
skb->data,
buffer_info->length,
PCI_DMA_FROMDEVICE);
if (pci_dma_mapping_error(pdev, buffer_info->dma)) {
dev_kfree_skb(skb);
buffer_info->skb = NULL;
buffer_info->dma = 0;
adapter->alloc_rx_buff_failed++;
break; /* while !buffer_info->skb */
}
/*
* XXX if it was allocated cleanly it will never map to a

1
drivers/net/tc35815.c
Просмотреть файл

@ -1437,7 +1437,6 @@ static int tc35815_do_interrupt(struct net_device *dev, u32 status, int limit)
/* Transmit complete. */
lp->lstats.tx_ints++;
tc35815_txdone(dev);
netif_wake_queue(dev);
if (ret < 0)
ret = 0;
}

5
drivers/net/usb/cdc_ether.c
Просмотреть файл

@ -583,6 +583,11 @@ static const struct usb_device_id products [] = {
USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1049, USB_CLASS_COMM,
USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long) &mbm_info,
}, {
/* Ericsson C3607w ver 2 */
USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x190b, USB_CLASS_COMM,
USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long) &mbm_info,
}, {
/* Toshiba F3507g */
USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x130b, USB_CLASS_COMM,

2
drivers/net/wireless/iwlwifi/iwl-4965.c
Просмотреть файл

@ -2008,7 +2008,7 @@ static void iwl4965_rx_reply_tx(struct iwl_priv *priv,
IWL_DEBUG_TX_REPLY(priv, "Retry scheduler reclaim scd_ssn "
"%d index %d\n", scd_ssn , index);
freed = iwl_tx_queue_reclaim(priv, txq_id, index);
priv->stations[sta_id].tid[tid].tfds_in_queue -= freed;
iwl_free_tfds_in_queue(priv, sta_id, tid, freed);
if (priv->mac80211_registered &&
(iwl_queue_space(&txq->q) > txq->q.low_mark) &&

8
drivers/net/wireless/iwlwifi/iwl-5000.c
Просмотреть файл

@ -1125,7 +1125,7 @@ static void iwl5000_rx_reply_tx(struct iwl_priv *priv,
scd_ssn , index, txq_id, txq->swq_id);
freed = iwl_tx_queue_reclaim(priv, txq_id, index);
priv->stations[sta_id].tid[tid].tfds_in_queue -= freed;
iwl_free_tfds_in_queue(priv, sta_id, tid, freed);
if (priv->mac80211_registered &&
(iwl_queue_space(&txq->q) > txq->q.low_mark) &&
@ -1153,16 +1153,14 @@ static void iwl5000_rx_reply_tx(struct iwl_priv *priv,
tx_resp->failure_frame);
freed = iwl_tx_queue_reclaim(priv, txq_id, index);
if (ieee80211_is_data_qos(tx_resp->frame_ctrl))
priv->stations[sta_id].tid[tid].tfds_in_queue -= freed;
iwl_free_tfds_in_queue(priv, sta_id, tid, freed);
if (priv->mac80211_registered &&
(iwl_queue_space(&txq->q) > txq->q.low_mark))
iwl_wake_queue(priv, txq_id);
}
if (ieee80211_is_data_qos(tx_resp->frame_ctrl))
iwl_txq_check_empty(priv, sta_id, tid, txq_id);
iwl_txq_check_empty(priv, sta_id, tid, txq_id);
if (iwl_check_bits(status, TX_ABORT_REQUIRED_MSK))
IWL_ERR(priv, "TODO: Implement Tx ABORT REQUIRED!!!\n");

2
drivers/net/wireless/iwlwifi/iwl-core.c
Просмотреть файл

@ -2744,8 +2744,8 @@ int iwl_mac_config(struct ieee80211_hw *hw, u32 changed)
if ((le16_to_cpu(priv->staging_rxon.channel) != ch))
priv->staging_rxon.flags = 0;
iwl_set_rxon_ht(priv, ht_conf);
iwl_set_rxon_channel(priv, conf->channel);
iwl_set_rxon_ht(priv, ht_conf);
iwl_set_flags_for_band(priv, conf->channel->band);
spin_unlock_irqrestore(&priv->lock, flags);

2
drivers/net/wireless/iwlwifi/iwl-core.h
Просмотреть файл

@ -446,6 +446,8 @@ void iwl_hw_txq_ctx_free(struct iwl_priv *priv);
int iwl_hw_tx_queue_init(struct iwl_priv *priv,
struct iwl_tx_queue *txq);
int iwl_txq_update_write_ptr(struct iwl_priv *priv, struct iwl_tx_queue *txq);
void iwl_free_tfds_in_queue(struct iwl_priv *priv,
int sta_id, int tid, int freed);
int iwl_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq,
int slots_num, u32 txq_id);
void iwl_tx_queue_free(struct iwl_priv *priv, int txq_id);

22
drivers/net/wireless/iwlwifi/iwl-tx.c
Просмотреть файл

@ -120,6 +120,20 @@ int iwl_txq_update_write_ptr(struct iwl_priv *priv, struct iwl_tx_queue *txq)
EXPORT_SYMBOL(iwl_txq_update_write_ptr);
void iwl_free_tfds_in_queue(struct iwl_priv *priv,
int sta_id, int tid, int freed)
{
if (priv->stations[sta_id].tid[tid].tfds_in_queue >= freed)
priv->stations[sta_id].tid[tid].tfds_in_queue -= freed;
else {
IWL_ERR(priv, "free more than tfds_in_queue (%u:%d)\n",
priv->stations[sta_id].tid[tid].tfds_in_queue,
freed);
priv->stations[sta_id].tid[tid].tfds_in_queue = 0;
}
}
EXPORT_SYMBOL(iwl_free_tfds_in_queue);
/**
* iwl_tx_queue_free - Deallocate DMA queue.
* @txq: Transmit queue to deallocate.
@ -1131,6 +1145,7 @@ int iwl_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index)
struct iwl_queue *q = &txq->q;
struct iwl_tx_info *tx_info;
int nfreed = 0;
struct ieee80211_hdr *hdr;
if ((index >= q->n_bd) || (iwl_queue_used(q, index) == 0)) {
IWL_ERR(priv, "Read index for DMA queue txq id (%d), index %d, "
@ -1145,13 +1160,16 @@ int iwl_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index)
tx_info = &txq->txb[txq->q.read_ptr];
iwl_tx_status(priv, tx_info->skb[0]);
hdr = (struct ieee80211_hdr *)tx_info->skb[0]->data;
if (hdr && ieee80211_is_data_qos(hdr->frame_control))
nfreed++;
tx_info->skb[0] = NULL;
if (priv->cfg->ops->lib->txq_inval_byte_cnt_tbl)
priv->cfg->ops->lib->txq_inval_byte_cnt_tbl(priv, txq);
priv->cfg->ops->lib->txq_free_tfd(priv, txq);
nfreed++;
}
return nfreed;
}
@ -1559,7 +1577,7 @@ void iwl_rx_reply_compressed_ba(struct iwl_priv *priv,
if (txq->q.read_ptr != (ba_resp_scd_ssn & 0xff)) {
/* calculate mac80211 ampdu sw queue to wake */
int freed = iwl_tx_queue_reclaim(priv, scd_flow, index);
priv->stations[sta_id].tid[tid].tfds_in_queue -= freed;
iwl_free_tfds_in_queue(priv, sta_id, tid, freed);
if ((iwl_queue_space(&txq->q) > txq->q.low_mark) &&
priv->mac80211_registered &&

2
drivers/platform/x86/acer-wmi.c
Просмотреть файл

@ -934,7 +934,7 @@ static int __devinit acer_backlight_init(struct device *dev)
acer_backlight_device = bd;
bd->props.power = FB_BLANK_UNBLANK;
bd->props.brightness = max_brightness;
bd->props.brightness = read_brightness(bd);
bd->props.max_brightness = max_brightness;
backlight_update_status(bd);
return 0;

11
drivers/video/efifb.c
Просмотреть файл

@ -161,8 +161,17 @@ static int efifb_setcolreg(unsigned regno, unsigned red, unsigned green,
return 0;
}
static void efifb_destroy(struct fb_info *info)
{
if (info->screen_base)
iounmap(info->screen_base);
release_mem_region(info->aperture_base, info->aperture_size);
framebuffer_release(info);
}
static struct fb_ops efifb_ops = {
.owner = THIS_MODULE,
.fb_destroy = efifb_destroy,
.fb_setcolreg = efifb_setcolreg,
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
@ -281,7 +290,7 @@ static int __init efifb_probe(struct platform_device *dev)
info->par = NULL;
info->aperture_base = efifb_fix.smem_start;
info->aperture_size = size_total;
info->aperture_size = size_remap;
info->screen_base = ioremap(efifb_fix.smem_start, efifb_fix.smem_len);
if (!info->screen_base) {

13
drivers/watchdog/bfin_wdt.c
Просмотреть файл

@ -1,9 +1,8 @@
/*
* Blackfin On-Chip Watchdog Driver
* Supports BF53[123]/BF53[467]/BF54[2489]/BF561
*
* Originally based on softdog.c
* Copyright 2006-2007 Analog Devices Inc.
* Copyright 2006-2010 Analog Devices Inc.
* Copyright 2006-2007 Michele d'Amico
* Copyright 1996 Alan Cox <alan@lxorguk.ukuu.org.uk>
*
@ -137,13 +136,15 @@ static int bfin_wdt_running(void)
*/
static int bfin_wdt_set_timeout(unsigned long t)
{
u32 cnt;
u32 cnt, max_t, sclk;
unsigned long flags;
stampit();
sclk = get_sclk();
max_t = -1 / sclk;
cnt = t * sclk;
stamp("maxtimeout=%us newtimeout=%lus (cnt=%#x)", max_t, t, cnt);
cnt = t * get_sclk();
if (cnt < get_sclk()) {
if (t > max_t) {
printk(KERN_WARNING PFX "timeout value is too large\n");
return -EINVAL;
}

1
fs/exec.c
Просмотреть файл

@ -637,7 +637,6 @@ int setup_arg_pages(struct linux_binprm *bprm,
* will align it up.
*/
rlim_stack = rlimit(RLIMIT_STACK) & PAGE_MASK;
rlim_stack = min(rlim_stack, stack_size);
#ifdef CONFIG_STACK_GROWSUP
if (stack_size + stack_expand > rlim_stack)
stack_base = vma->vm_start + rlim_stack;

6
include/linux/blkdev.h
Просмотреть файл

@ -461,9 +461,8 @@ struct request_queue
#define QUEUE_FLAG_NONROT 14 /* non-rotational device (SSD) */
#define QUEUE_FLAG_VIRT QUEUE_FLAG_NONROT /* paravirt device */
#define QUEUE_FLAG_IO_STAT 15 /* do IO stats */
#define QUEUE_FLAG_CQ 16 /* hardware does queuing */
#define QUEUE_FLAG_DISCARD 17 /* supports DISCARD */
#define QUEUE_FLAG_NOXMERGES 18 /* No extended merges */
#define QUEUE_FLAG_DISCARD 16 /* supports DISCARD */
#define QUEUE_FLAG_NOXMERGES 17 /* No extended merges */
#define QUEUE_FLAG_DEFAULT ((1 << QUEUE_FLAG_IO_STAT) | \
(1 << QUEUE_FLAG_CLUSTER) | \
@ -587,7 +586,6 @@ enum {
#define blk_queue_plugged(q) test_bit(QUEUE_FLAG_PLUGGED, &(q)->queue_flags)
#define blk_queue_tagged(q) test_bit(QUEUE_FLAG_QUEUED, &(q)->queue_flags)
#define blk_queue_queuing(q) test_bit(QUEUE_FLAG_CQ, &(q)->queue_flags)
#define blk_queue_stopped(q) test_bit(QUEUE_FLAG_STOPPED, &(q)->queue_flags)
#define blk_queue_nomerges(q) test_bit(QUEUE_FLAG_NOMERGES, &(q)->queue_flags)
#define blk_queue_noxmerges(q) \

11
kernel/perf_event.c
Просмотреть файл

@ -3259,8 +3259,6 @@ static void perf_event_task_output(struct perf_event *event,
task_event->event_id.tid = perf_event_tid(event, task);
task_event->event_id.ptid = perf_event_tid(event, current);
task_event->event_id.time = perf_clock();
perf_output_put(&handle, task_event->event_id);
perf_output_end(&handle);
@ -3268,7 +3266,7 @@ static void perf_event_task_output(struct perf_event *event,
static int perf_event_task_match(struct perf_event *event)
{
if (event->state != PERF_EVENT_STATE_ACTIVE)
if (event->state < PERF_EVENT_STATE_INACTIVE)
return 0;
if (event->cpu != -1 && event->cpu != smp_processor_id())
@ -3300,7 +3298,7 @@ static void perf_event_task_event(struct perf_task_event *task_event)
cpuctx = &get_cpu_var(perf_cpu_context);
perf_event_task_ctx(&cpuctx->ctx, task_event);
if (!ctx)
ctx = rcu_dereference(task_event->task->perf_event_ctxp);
ctx = rcu_dereference(current->perf_event_ctxp);
if (ctx)
perf_event_task_ctx(ctx, task_event);
put_cpu_var(perf_cpu_context);
@ -3331,6 +3329,7 @@ static void perf_event_task(struct task_struct *task,
/* .ppid */
/* .tid */
/* .ptid */
.time = perf_clock(),
},
};
@ -3380,7 +3379,7 @@ static void perf_event_comm_output(struct perf_event *event,
static int perf_event_comm_match(struct perf_event *event)
{
if (event->state != PERF_EVENT_STATE_ACTIVE)
if (event->state < PERF_EVENT_STATE_INACTIVE)
return 0;
if (event->cpu != -1 && event->cpu != smp_processor_id())
@ -3500,7 +3499,7 @@ static void perf_event_mmap_output(struct perf_event *event,
static int perf_event_mmap_match(struct perf_event *event,
struct perf_mmap_event *mmap_event)
{
if (event->state != PERF_EVENT_STATE_ACTIVE)
if (event->state < PERF_EVENT_STATE_INACTIVE)
return 0;
if (event->cpu != -1 && event->cpu != smp_processor_id())

2
kernel/sys.c
Просмотреть файл

@ -222,6 +222,7 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who)
if (which > PRIO_USER || which < PRIO_PROCESS)
return -EINVAL;
rcu_read_lock();
read_lock(&tasklist_lock);
switch (which) {
case PRIO_PROCESS:
@ -267,6 +268,7 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who)
}
out_unlock:
read_unlock(&tasklist_lock);
rcu_read_unlock();
return retval;
}

4
lib/idr.c
Просмотреть файл

@ -156,10 +156,12 @@ static int sub_alloc(struct idr *idp, int *starting_id, struct idr_layer **pa)
id = (id | ((1 << (IDR_BITS * l)) - 1)) + 1;
/* if already at the top layer, we need to grow */
if (!(p = pa[l])) {
if (id >= 1 << (idp->layers * IDR_BITS)) {
*starting_id = id;
return IDR_NEED_TO_GROW;
}
p = pa[l];
BUG_ON(!p);
/* If we need to go up one layer, continue the
* loop; otherwise, restart from the top.

36
mm/migrate.c
Просмотреть файл

@ -1002,33 +1002,27 @@ static int do_pages_stat(struct mm_struct *mm, unsigned long nr_pages,
#define DO_PAGES_STAT_CHUNK_NR 16
const void __user *chunk_pages[DO_PAGES_STAT_CHUNK_NR];
int chunk_status[DO_PAGES_STAT_CHUNK_NR];
unsigned long i, chunk_nr = DO_PAGES_STAT_CHUNK_NR;
int err;
for (i = 0; i < nr_pages; i += chunk_nr) {
if (chunk_nr > nr_pages - i)
chunk_nr = nr_pages - i;
while (nr_pages) {
unsigned long chunk_nr;
err = copy_from_user(chunk_pages, &pages[i],
chunk_nr * sizeof(*chunk_pages));
if (err) {
err = -EFAULT;
goto out;
}
chunk_nr = nr_pages;
if (chunk_nr > DO_PAGES_STAT_CHUNK_NR)
chunk_nr = DO_PAGES_STAT_CHUNK_NR;
if (copy_from_user(chunk_pages, pages, chunk_nr * sizeof(*chunk_pages)))
break;
do_pages_stat_array(mm, chunk_nr, chunk_pages, chunk_status);
err = copy_to_user(&status[i], chunk_status,
chunk_nr * sizeof(*chunk_status));
if (err) {
err = -EFAULT;
goto out;
}
}
err = 0;
if (copy_to_user(status, chunk_status, chunk_nr * sizeof(*status)))
break;
out:
return err;
pages += chunk_nr;
status += chunk_nr;
nr_pages -= chunk_nr;
}
return nr_pages ? -EFAULT : 0;
}
/*

2
mm/oom_kill.c
Просмотреть файл

@ -459,6 +459,8 @@ static int oom_kill_process(struct task_struct *p, gfp_t gfp_mask, int order,
list_for_each_entry(c, &p->children, sibling) {
if (c->mm == p->mm)
continue;
if (mem && !task_in_mem_cgroup(c, mem))
continue;
if (!oom_kill_task(c))
return 0;
}

2
net/core/dev.c
Просмотреть файл

@ -2761,7 +2761,7 @@ gro_result_t napi_frags_finish(struct napi_struct *napi, struct sk_buff *skb,
switch (ret) {
case GRO_NORMAL:
case GRO_HELD:
skb->protocol = eth_type_trans(skb, napi->dev);
skb->protocol = eth_type_trans(skb, skb->dev);
if (ret == GRO_HELD)
skb_gro_pull(skb, -ETH_HLEN);

3
security/integrity/ima/ima_iint.c
Просмотреть файл

@ -63,12 +63,11 @@ int ima_inode_alloc(struct inode *inode)
spin_lock(&ima_iint_lock);
rc = radix_tree_insert(&ima_iint_store, (unsigned long)inode, iint);
spin_unlock(&ima_iint_lock);
radix_tree_preload_end();
out:
if (rc < 0)
kmem_cache_free(iint_cache, iint);
radix_tree_preload_end();
return rc;
}

3
tools/perf/util/probe-event.c
Просмотреть файл

@ -272,6 +272,7 @@ int synthesize_perf_probe_point(struct probe_point *pp)
int ret;
pp->probes[0] = buf = zalloc(MAX_CMDLEN);
pp->found = 1;
if (!buf)
die("Failed to allocate memory by zalloc.");
if (pp->offset) {
@ -294,6 +295,7 @@ int synthesize_perf_probe_point(struct probe_point *pp)
error:
free(pp->probes[0]);
pp->probes[0] = NULL;
pp->found = 0;
}
return ret;
}
@ -455,6 +457,7 @@ void show_perf_probe_events(void)
struct strlist *rawlist;
struct str_node *ent;
memset(&pp, 0, sizeof(pp));
fd = open_kprobe_events(O_RDONLY, 0);
rawlist = get_trace_kprobe_event_rawlist(fd);
close(fd);