Re: [PATCH 3.2 00/79] 3.2.55-rc1 review
From: Ben Hutchings
Date: Wed Feb 12 2014 - 03:17:27 EST
This is the combined patch for 3.2.55-rc1 relative to 3.2.54.
Ben.
--
Ben Hutchings
If more than one person is responsible for a bug, no one is at fault.
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 2ba8272..1b196ea 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1305,6 +1305,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
* dump_id: dump IDENTIFY data.
+ * disable: Disable this device.
+
If there are multiple matching configurations changing
the same attribute, the last one is used.
diff --git a/Makefile b/Makefile
index 848be26..2c8de36 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 2
-SUBLEVEL = 54
-EXTRAVERSION =
+SUBLEVEL = 55
+EXTRAVERSION = -rc1
NAME = Saber-toothed Squirrel
# *DOCUMENTATION*
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 7ac5dfd..d45fd22 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -37,7 +37,13 @@
#include "signal.h"
-static const char *handler[]= { "prefetch abort", "data abort", "address exception", "interrupt" };
+static const char *handler[]= {
+ "prefetch abort",
+ "data abort",
+ "address exception",
+ "interrupt",
+ "undefined instruction",
+};
void *vectors_page;
diff --git a/arch/arm/mach-footbridge/dc21285-timer.c b/arch/arm/mach-footbridge/dc21285-timer.c
index 121ad1d..547731b 100644
--- a/arch/arm/mach-footbridge/dc21285-timer.c
+++ b/arch/arm/mach-footbridge/dc21285-timer.c
@@ -95,17 +95,14 @@ static struct irqaction footbridge_timer_irq = {
static void __init footbridge_timer_init(void)
{
struct clock_event_device *ce = &ckevt_dc21285;
+ unsigned rate = DIV_ROUND_CLOSEST(mem_fclk_21285, 16);
- clocksource_register_hz(&cksrc_dc21285, (mem_fclk_21285 + 8) / 16);
+ clocksource_register_hz(&cksrc_dc21285, rate);
setup_irq(ce->irq, &footbridge_timer_irq);
- clockevents_calc_mult_shift(ce, mem_fclk_21285, 5);
- ce->max_delta_ns = clockevent_delta2ns(0xffffff, ce);
- ce->min_delta_ns = clockevent_delta2ns(0x000004, ce);
ce->cpumask = cpumask_of(smp_processor_id());
-
- clockevents_register_device(ce);
+ clockevents_config_and_register(ce, rate, 0x4, 0xffffff);
}
struct sys_timer footbridge_timer = {
diff --git a/arch/ia64/kernel/machine_kexec.c b/arch/ia64/kernel/machine_kexec.c
index 3d3aeef..abd6bad 100644
--- a/arch/ia64/kernel/machine_kexec.c
+++ b/arch/ia64/kernel/machine_kexec.c
@@ -157,7 +157,7 @@ void arch_crash_save_vmcoreinfo(void)
#endif
#ifdef CONFIG_PGTABLE_3
VMCOREINFO_CONFIG(PGTABLE_3);
-#elif CONFIG_PGTABLE_4
+#elif defined(CONFIG_PGTABLE_4)
VMCOREINFO_CONFIG(PGTABLE_4);
#endif
}
diff --git a/arch/powerpc/include/asm/exception-64s.h b/arch/powerpc/include/asm/exception-64s.h
index 8057f4f..da85ad4 100644
--- a/arch/powerpc/include/asm/exception-64s.h
+++ b/arch/powerpc/include/asm/exception-64s.h
@@ -163,7 +163,7 @@ do_kvm_##n: \
subi r1,r1,INT_FRAME_SIZE; /* alloc frame on kernel stack */ \
beq- 1f; \
ld r1,PACAKSAVE(r13); /* kernel stack to use */ \
-1: cmpdi cr1,r1,0; /* check if r1 is in userspace */ \
+1: cmpdi cr1,r1,-INT_FRAME_SIZE; /* check if r1 is in userspace */ \
blt+ cr1,3f; /* abort if it is */ \
li r1,(n); /* will be reloaded later */ \
sth r1,PACA_TRAP_SAVE(r13); \
diff --git a/arch/sh/lib/Makefile b/arch/sh/lib/Makefile
index 7b95f29..3baff31 100644
--- a/arch/sh/lib/Makefile
+++ b/arch/sh/lib/Makefile
@@ -6,7 +6,7 @@ lib-y = delay.o memmove.o memchr.o \
checksum.o strlen.o div64.o div64-generic.o
# Extracted from libgcc
-lib-y += movmem.o ashldi3.o ashrdi3.o lshrdi3.o \
+obj-y += movmem.o ashldi3.o ashrdi3.o lshrdi3.o \
ashlsi3.o ashrsi3.o ashiftrt.o lshrsi3.o \
udiv_qrnnd.o
diff --git a/arch/x86/kernel/cpu/perf_event_amd_ibs.c b/arch/x86/kernel/cpu/perf_event_amd_ibs.c
index 3b8a2d3..ea34253 100644
--- a/arch/x86/kernel/cpu/perf_event_amd_ibs.c
+++ b/arch/x86/kernel/cpu/perf_event_amd_ibs.c
@@ -9,6 +9,7 @@
#include <linux/perf_event.h>
#include <linux/module.h>
#include <linux/pci.h>
+#include <linux/syscore_ops.h>
#include <asm/apic.h>
@@ -209,6 +210,18 @@ out:
return ret;
}
+static void ibs_eilvt_setup(void)
+{
+ /*
+ * Force LVT offset assignment for family 10h: The offsets are
+ * not assigned by the BIOS for this family, so the OS is
+ * responsible for doing it. If the OS assignment fails, fall
+ * back to BIOS settings and try to setup this.
+ */
+ if (boot_cpu_data.x86 == 0x10)
+ force_ibs_eilvt_setup();
+}
+
static inline int get_ibs_lvt_offset(void)
{
u64 val;
@@ -244,6 +257,36 @@ static void clear_APIC_ibs(void *dummy)
setup_APIC_eilvt(offset, 0, APIC_EILVT_MSG_FIX, 1);
}
+#ifdef CONFIG_PM
+
+static int perf_ibs_suspend(void)
+{
+ clear_APIC_ibs(NULL);
+ return 0;
+}
+
+static void perf_ibs_resume(void)
+{
+ ibs_eilvt_setup();
+ setup_APIC_ibs(NULL);
+}
+
+static struct syscore_ops perf_ibs_syscore_ops = {
+ .resume = perf_ibs_resume,
+ .suspend = perf_ibs_suspend,
+};
+
+static void perf_ibs_pm_init(void)
+{
+ register_syscore_ops(&perf_ibs_syscore_ops);
+}
+
+#else
+
+static inline void perf_ibs_pm_init(void) { }
+
+#endif
+
static int __cpuinit
perf_ibs_cpu_notifier(struct notifier_block *self, unsigned long action, void *hcpu)
{
@@ -270,18 +313,12 @@ static __init int amd_ibs_init(void)
if (!caps)
return -ENODEV; /* ibs not supported by the cpu */
- /*
- * Force LVT offset assignment for family 10h: The offsets are
- * not assigned by the BIOS for this family, so the OS is
- * responsible for doing it. If the OS assignment fails, fall
- * back to BIOS settings and try to setup this.
- */
- if (boot_cpu_data.x86 == 0x10)
- force_ibs_eilvt_setup();
+ ibs_eilvt_setup();
if (!ibs_eilvt_valid())
goto out;
+ perf_ibs_pm_init();
get_online_cpus();
ibs_caps = caps;
/* make ibs_caps visible to other cpus: */
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index e6fbb94..20061b9 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -582,12 +582,13 @@ void __math_state_restore(struct task_struct *tsk)
/* AMD K7/K8 CPUs don't save/restore FDP/FIP/FOP unless an exception
is pending. Clear the x87 state here by setting it to fixed
values. safe_address is a random variable that should be in L1 */
- alternative_input(
- ASM_NOP8 ASM_NOP2,
- "emms\n\t" /* clear stack tags */
- "fildl %P[addr]", /* set F?P to defined value */
- X86_FEATURE_FXSAVE_LEAK,
- [addr] "m" (safe_address));
+ if (unlikely(static_cpu_has(X86_FEATURE_FXSAVE_LEAK))) {
+ asm volatile(
+ "fnclex\n\t"
+ "emms\n\t"
+ "fildl %P[addr]" /* set F?P to defined value */
+ : : [addr] "m" (safe_address));
+ }
/*
* Paranoid restore. send a SIGSEGV if we fail to restore the state.
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 43e7753..757c716 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1278,14 +1278,12 @@ void __kvm_migrate_apic_timer(struct kvm_vcpu *vcpu)
void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu)
{
u32 data;
- void *vapic;
if (!irqchip_in_kernel(vcpu->kvm) || !vcpu->arch.apic->vapic_addr)
return;
- vapic = kmap_atomic(vcpu->arch.apic->vapic_page, KM_USER0);
- data = *(u32 *)(vapic + offset_in_page(vcpu->arch.apic->vapic_addr));
- kunmap_atomic(vapic, KM_USER0);
+ kvm_read_guest_cached(vcpu->kvm, &vcpu->arch.apic->vapic_cache, &data,
+ sizeof(u32));
apic_set_tpr(vcpu->arch.apic, data & 0xff);
}
@@ -1295,7 +1293,6 @@ void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu)
u32 data, tpr;
int max_irr, max_isr;
struct kvm_lapic *apic;
- void *vapic;
if (!irqchip_in_kernel(vcpu->kvm) || !vcpu->arch.apic->vapic_addr)
return;
@@ -1310,17 +1307,22 @@ void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu)
max_isr = 0;
data = (tpr & 0xff) | ((max_isr & 0xf0) << 8) | (max_irr << 24);
- vapic = kmap_atomic(vcpu->arch.apic->vapic_page, KM_USER0);
- *(u32 *)(vapic + offset_in_page(vcpu->arch.apic->vapic_addr)) = data;
- kunmap_atomic(vapic, KM_USER0);
+ kvm_write_guest_cached(vcpu->kvm, &vcpu->arch.apic->vapic_cache, &data,
+ sizeof(u32));
}
-void kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr)
+int kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr)
{
if (!irqchip_in_kernel(vcpu->kvm))
- return;
+ return 0;
+
+ if (vapic_addr && kvm_gfn_to_hva_cache_init(vcpu->kvm,
+ &vcpu->arch.apic->vapic_cache,
+ vapic_addr, sizeof(u32)))
+ return -EINVAL;
vcpu->arch.apic->vapic_addr = vapic_addr;
+ return 0;
}
int kvm_x2apic_msr_write(struct kvm_vcpu *vcpu, u32 msr, u64 data)
diff --git a/arch/x86/kvm/lapic.h b/arch/x86/kvm/lapic.h
index 138e8cc..62ae376 100644
--- a/arch/x86/kvm/lapic.h
+++ b/arch/x86/kvm/lapic.h
@@ -15,7 +15,7 @@ struct kvm_lapic {
bool irr_pending;
void *regs;
gpa_t vapic_addr;
- struct page *vapic_page;
+ struct gfn_to_hva_cache vapic_cache;
};
int kvm_create_lapic(struct kvm_vcpu *vcpu);
void kvm_free_lapic(struct kvm_vcpu *vcpu);
@@ -45,7 +45,7 @@ int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu);
u64 kvm_get_lapic_tscdeadline_msr(struct kvm_vcpu *vcpu);
void kvm_set_lapic_tscdeadline_msr(struct kvm_vcpu *vcpu, u64 data);
-void kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr);
+int kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr);
void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu);
void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu);
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 57867e4..7774cca 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -3140,8 +3140,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5537,33 +5536,6 @@ static void post_kvm_run_save(struct kvm_vcpu *vcpu)
!kvm_event_needs_reinjection(vcpu);
}
-static void vapic_enter(struct kvm_vcpu *vcpu)
-{
- struct kvm_lapic *apic = vcpu->arch.apic;
- struct page *page;
-
- if (!apic || !apic->vapic_addr)
- return;
-
- page = gfn_to_page(vcpu->kvm, apic->vapic_addr >> PAGE_SHIFT);
-
- vcpu->arch.apic->vapic_page = page;
-}
-
-static void vapic_exit(struct kvm_vcpu *vcpu)
-{
- struct kvm_lapic *apic = vcpu->arch.apic;
- int idx;
-
- if (!apic || !apic->vapic_addr)
- return;
-
- idx = srcu_read_lock(&vcpu->kvm->srcu);
- kvm_release_page_dirty(apic->vapic_page);
- mark_page_dirty(vcpu->kvm, apic->vapic_addr >> PAGE_SHIFT);
- srcu_read_unlock(&vcpu->kvm->srcu, idx);
-}
-
static void update_cr8_intercept(struct kvm_vcpu *vcpu)
{
int max_irr, tpr;
@@ -5836,7 +5808,6 @@ static int __vcpu_run(struct kvm_vcpu *vcpu)
}
vcpu->srcu_idx = srcu_read_lock(&kvm->srcu);
- vapic_enter(vcpu);
r = 1;
while (r > 0) {
@@ -5893,8 +5864,6 @@ static int __vcpu_run(struct kvm_vcpu *vcpu)
srcu_read_unlock(&kvm->srcu, vcpu->srcu_idx);
- vapic_exit(vcpu);
-
return r;
}
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index d29f6d5..f4000ee 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -429,17 +429,22 @@ static const struct pci_device_id ahci_pci_tbl[] = {
/* Marvell */
{ PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv }, /* 6145 */
{ PCI_VDEVICE(MARVELL, 0x6121), board_ahci_mv }, /* 6121 */
- { PCI_DEVICE(0x1b4b, 0x9123),
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9123),
.class = PCI_CLASS_STORAGE_SATA_AHCI,
.class_mask = 0xffffff,
.driver_data = board_ahci_yes_fbs }, /* 88se9128 */
- { PCI_DEVICE(0x1b4b, 0x9125),
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9125),
.driver_data = board_ahci_yes_fbs }, /* 88se9125 */
- { PCI_DEVICE(0x1b4b, 0x917a),
+ { PCI_DEVICE_SUB(PCI_VENDOR_ID_MARVELL_EXT, 0x9178,
+ PCI_VENDOR_ID_MARVELL_EXT, 0x9170),
+ .driver_data = board_ahci_yes_fbs }, /* 88se9170 */
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x917a),
.driver_data = board_ahci_yes_fbs }, /* 88se9172 */
- { PCI_DEVICE(0x1b4b, 0x9192),
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9172),
+ .driver_data = board_ahci_yes_fbs }, /* 88se9172 */
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9192),
.driver_data = board_ahci_yes_fbs }, /* 88se9172 on some Gigabyte */
- { PCI_DEVICE(0x1b4b, 0x91a3),
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a3),
.driver_data = board_ahci_yes_fbs },
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9230),
.driver_data = board_ahci_yes_fbs },
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index a0a3987..72bbb5e 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4097,6 +4097,9 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
{ "ST3320[68]13AS", "SD1[5-9]", ATA_HORKAGE_NONCQ |
ATA_HORKAGE_FIRMWARE_WARN },
+ /* Seagate Momentus SpinPoint M8 seem to have FPMDA_AA issues */
+ { "ST1000LM024 HN-M101MBB", "2AR10001", ATA_HORKAGE_BROKEN_FPDMA_AA },
+
/* Blacklist entries taken from Silicon Image 3124/3132
Windows driver .inf file - also several Linux problem reports */
{ "HTS541060G9SA00", "MB3OC60D", ATA_HORKAGE_NONCQ, },
@@ -6328,6 +6331,7 @@ static int __init ata_parse_force_one(char **cur,
{ "nohrst", .lflags = ATA_LFLAG_NO_HRST },
{ "nosrst", .lflags = ATA_LFLAG_NO_SRST },
{ "norst", .lflags = ATA_LFLAG_NO_HRST | ATA_LFLAG_NO_SRST },
+ { "disable", .horkage_on = ATA_HORKAGE_DISABLE },
};
char *start = *cur, *p = *cur;
char *id, *val, *endp;
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index da85c0d..a842317 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -254,6 +254,7 @@ config NET_DMA
bool "Network: TCP receive copy offload"
depends on DMA_ENGINE && NET
default (INTEL_IOATDMA || FSL_DMA)
+ depends on BROKEN
help
This enables the use of DMA engines in the network stack to
offload receive copy-to-user operations, freeing CPU cycles.
diff --git a/drivers/gpio/gpio-msm-v2.c b/drivers/gpio/gpio-msm-v2.c
index 5cb1227..3104502 100644
--- a/drivers/gpio/gpio-msm-v2.c
+++ b/drivers/gpio/gpio-msm-v2.c
@@ -249,7 +249,7 @@ static void msm_gpio_irq_mask(struct irq_data *d)
spin_lock_irqsave(&tlmm_lock, irq_flags);
writel(TARGET_PROC_NONE, GPIO_INTR_CFG_SU(gpio));
- clear_gpio_bits(INTR_RAW_STATUS_EN | INTR_ENABLE, GPIO_INTR_CFG(gpio));
+ clear_gpio_bits(BIT(INTR_RAW_STATUS_EN) | BIT(INTR_ENABLE), GPIO_INTR_CFG(gpio));
__clear_bit(gpio, msm_gpio.enabled_irqs);
spin_unlock_irqrestore(&tlmm_lock, irq_flags);
}
@@ -261,7 +261,7 @@ static void msm_gpio_irq_unmask(struct irq_data *d)
spin_lock_irqsave(&tlmm_lock, irq_flags);
__set_bit(gpio, msm_gpio.enabled_irqs);
- set_gpio_bits(INTR_RAW_STATUS_EN | INTR_ENABLE, GPIO_INTR_CFG(gpio));
+ set_gpio_bits(BIT(INTR_RAW_STATUS_EN) | BIT(INTR_ENABLE), GPIO_INTR_CFG(gpio));
writel(TARGET_PROC_SCORPION, GPIO_INTR_CFG_SU(gpio));
spin_unlock_irqrestore(&tlmm_lock, irq_flags);
}
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 97a050f..ddb22e7 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -37,6 +37,7 @@
*/
#define INTEL_GMCH_CTRL 0x52
#define INTEL_GMCH_VGA_DISABLE (1 << 1)
+#define SNB_GMCH_CTRL 0x50
/* PCI config space */
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 6d36695..61b708b 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -9141,14 +9141,15 @@ void intel_connector_attach_encoder(struct intel_connector *connector,
int intel_modeset_vga_set_state(struct drm_device *dev, bool state)
{
struct drm_i915_private *dev_priv = dev->dev_private;
+ unsigned reg = INTEL_INFO(dev)->gen >= 6 ? SNB_GMCH_CTRL : INTEL_GMCH_CTRL;
u16 gmch_ctrl;
- pci_read_config_word(dev_priv->bridge_dev, INTEL_GMCH_CTRL, &gmch_ctrl);
+ pci_read_config_word(dev_priv->bridge_dev, reg, &gmch_ctrl);
if (state)
gmch_ctrl &= ~INTEL_GMCH_VGA_DISABLE;
else
gmch_ctrl |= INTEL_GMCH_VGA_DISABLE;
- pci_write_config_word(dev_priv->bridge_dev, INTEL_GMCH_CTRL, gmch_ctrl);
+ pci_write_config_word(dev_priv->bridge_dev, reg, gmch_ctrl);
return 0;
}
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index 93bce72..414a681 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -160,6 +160,16 @@ void rs690_mc_init(struct radeon_device *rdev)
base = RREG32_MC(R_000100_MCCFG_FB_LOCATION);
base = G_000100_MC_FB_START(base) << 16;
rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
+ /* Some boards seem to be configured for 128MB of sideport memory,
+ * but really only have 64MB. Just skip the sideport and use
+ * UMA memory.
+ */
+ if (rdev->mc.igp_sideport_enabled &&
+ (rdev->mc.real_vram_size == (384 * 1024 * 1024))) {
+ base += 128 * 1024 * 1024;
+ rdev->mc.real_vram_size -= 128 * 1024 * 1024;
+ rdev->mc.mc_vram_size = rdev->mc.real_vram_size;
+ }
rs690_pm_info(rdev);
radeon_vram_location(rdev, &rdev->mc, base);
rdev->mc.gtt_base_align = rdev->mc.gtt_size - 1;
diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c
index 221b924..e223175 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_vm.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c
@@ -144,9 +144,9 @@ static int ttm_bo_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
}
page_offset = ((address - vma->vm_start) >> PAGE_SHIFT) +
- bo->vm_node->start - vma->vm_pgoff;
- page_last = ((vma->vm_end - vma->vm_start) >> PAGE_SHIFT) +
- bo->vm_node->start - vma->vm_pgoff;
+ vma->vm_pgoff - bo->vm_node->start;
+ page_last = vma_pages(vma) + vma->vm_pgoff -
+ bo->vm_node->start;
if (unlikely(page_offset >= bo->num_pages)) {
retval = VM_FAULT_SIGBUS;
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index 3d630bb..e6ec920 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -52,7 +52,7 @@ MODULE_PARM_DESC(tjmax, "TjMax value in degrees Celsius");
#define BASE_SYSFS_ATTR_NO 2 /* Sysfs Base attr no for coretemp */
#define NUM_REAL_CORES 32 /* Number of Real cores per cpu */
-#define CORETEMP_NAME_LENGTH 17 /* String Length of attrs */
+#define CORETEMP_NAME_LENGTH 19 /* String Length of attrs */
#define MAX_CORE_ATTRS 4 /* Maximum no of basic attrs */
#define TOTAL_ATTRS (MAX_CORE_ATTRS + 1)
#define MAX_CORE_DATA (NUM_REAL_CORES + BASE_SYSFS_ATTR_NO)
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 8bba438..6d05e26 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -997,7 +997,7 @@ read_again:
/* Could not read all from this device, so we will
* need another r10_bio.
*/
- sectors_handled = (r10_bio->sectors + max_sectors
+ sectors_handled = (r10_bio->sector + max_sectors
- bio->bi_sector);
r10_bio->sectors = max_sectors;
spin_lock_irq(&conf->device_lock);
@@ -1005,7 +1005,7 @@ read_again:
bio->bi_phys_segments = 2;
else
bio->bi_phys_segments++;
- spin_unlock(&conf->device_lock);
+ spin_unlock_irq(&conf->device_lock);
/* Cannot call generic_make_request directly
* as that will be queued in __generic_make_request
* and subsequent mempool_alloc might block
@@ -2563,10 +2563,6 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
if (j == conf->copies) {
/* Cannot recover, so abort the recovery or
* record a bad block */
- put_buf(r10_bio);
- if (rb2)
- atomic_dec(&rb2->remaining);
- r10_bio = rb2;
if (any_working) {
/* problem is that there are bad blocks
* on other device(s)
@@ -2590,6 +2586,10 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
conf->mirrors[i].recovery_disabled
= mddev->recovery_disabled;
}
+ put_buf(r10_bio);
+ if (rb2)
+ atomic_dec(&rb2->remaining);
+ r10_bio = rb2;
break;
}
}
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 26ef63a..fb67833 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3084,7 +3084,7 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s)
*/
set_bit(R5_Insync, &dev->flags);
- if (rdev && test_bit(R5_WriteError, &dev->flags)) {
+ if (test_bit(R5_WriteError, &dev->flags)) {
clear_bit(R5_Insync, &dev->flags);
if (!test_bit(Faulty, &rdev->flags)) {
s->handle_bad_blocks = 1;
@@ -3092,7 +3092,7 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s)
} else
clear_bit(R5_WriteError, &dev->flags);
}
- if (rdev && test_bit(R5_MadeGood, &dev->flags)) {
+ if (test_bit(R5_MadeGood, &dev->flags)) {
if (!test_bit(Faulty, &rdev->flags)) {
s->handle_bad_blocks = 1;
atomic_inc(&rdev->nr_pending);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index bbb6692..e367ab1 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -108,6 +108,7 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata,
struct sk_buff *skb = tx_buf->skb;
u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons;
int nbd;
+ u16 split_bd_len = 0;
/* prefetch skb end pointer to speedup dev_kfree_skb() */
prefetch(&skb->end);
@@ -115,11 +116,8 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata,
DP(BNX2X_MSG_FP, "fp[%d]: pkt_idx %d buff @(%p)->skb %p\n",
txdata->txq_index, idx, tx_buf, skb);
- /* unmap first bd */
DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx);
tx_start_bd = &txdata->tx_desc_ring[bd_idx].start_bd;
- dma_unmap_single(&bp->pdev->dev, BD_UNMAP_ADDR(tx_start_bd),
- BD_UNMAP_LEN(tx_start_bd), DMA_TO_DEVICE);
nbd = le16_to_cpu(tx_start_bd->nbd) - 1;
@@ -138,12 +136,19 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata,
--nbd;
bd_idx = TX_BD(NEXT_TX_IDX(bd_idx));
- /* ...and the TSO split header bd since they have no mapping */
+ /* TSO headers+data bds share a common mapping. See bnx2x_tx_split() */
if (tx_buf->flags & BNX2X_TSO_SPLIT_BD) {
+ tx_data_bd = &txdata->tx_desc_ring[bd_idx].reg_bd;
+ split_bd_len = BD_UNMAP_LEN(tx_data_bd);
--nbd;
bd_idx = TX_BD(NEXT_TX_IDX(bd_idx));
}
+ /* unmap first bd */
+ dma_unmap_single(&bp->pdev->dev, BD_UNMAP_ADDR(tx_start_bd),
+ BD_UNMAP_LEN(tx_start_bd) + split_bd_len,
+ DMA_TO_DEVICE);
+
/* now free frags */
while (nbd > 0) {
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 1bc927a..d5793d3 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -14537,6 +14537,9 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
/* Clear this out for sanity. */
tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
+ /* Clear TG3PCI_REG_BASE_ADDR to prevent hangs. */
+ tw32(TG3PCI_REG_BASE_ADDR, 0);
+
pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
&pci_state_reg);
if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 &&
diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c
index bfeccbf..297f0b6 100644
--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
+++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
@@ -3015,7 +3015,7 @@ struct ehea_port *ehea_setup_single_port(struct ehea_adapter *adapter,
dev->hw_features = NETIF_F_SG | NETIF_F_TSO
| NETIF_F_IP_CSUM | NETIF_F_HW_VLAN_TX | NETIF_F_LRO;
- dev->features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_TSO
+ dev->features = NETIF_F_SG | NETIF_F_TSO
| NETIF_F_HIGHDMA | NETIF_F_IP_CSUM | NETIF_F_HW_VLAN_TX
| NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER
| NETIF_F_RXCSUM;
diff --git a/drivers/net/ethernet/tehuti/tehuti.c b/drivers/net/ethernet/tehuti/tehuti.c
index 3a90af6..cc7e7de 100644
--- a/drivers/net/ethernet/tehuti/tehuti.c
+++ b/drivers/net/ethernet/tehuti/tehuti.c
@@ -1995,7 +1995,6 @@ bdx_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
ndev->features = NETIF_F_IP_CSUM | NETIF_F_SG | NETIF_F_TSO
| NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX |
NETIF_F_HW_VLAN_FILTER | NETIF_F_RXCSUM
- /*| NETIF_F_FRAGLIST */
;
ndev->hw_features = NETIF_F_IP_CSUM | NETIF_F_SG |
NETIF_F_TSO | NETIF_F_HW_VLAN_TX;
diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c
index e26945d..1b7b3be 100644
--- a/drivers/net/ethernet/xilinx/ll_temac_main.c
+++ b/drivers/net/ethernet/xilinx/ll_temac_main.c
@@ -1011,7 +1011,7 @@ static int __devinit temac_of_probe(struct platform_device *op)
dev_set_drvdata(&op->dev, ndev);
SET_NETDEV_DEV(ndev, &op->dev);
ndev->flags &= ~IFF_MULTICAST; /* clear multicast */
- ndev->features = NETIF_F_SG | NETIF_F_FRAGLIST;
+ ndev->features = NETIF_F_SG;
ndev->netdev_ops = &temac_netdev_ops;
ndev->ethtool_ops = &temac_ethtool_ops;
#if 0
diff --git a/drivers/net/hamradio/hdlcdrv.c b/drivers/net/hamradio/hdlcdrv.c
index a4a3516..3b3a7e0 100644
--- a/drivers/net/hamradio/hdlcdrv.c
+++ b/drivers/net/hamradio/hdlcdrv.c
@@ -571,6 +571,8 @@ static int hdlcdrv_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
case HDLCDRVCTL_CALIBRATE:
if(!capable(CAP_SYS_RAWIO))
return -EPERM;
+ if (bi.data.calibrate > INT_MAX / s->par.bitrate)
+ return -EINVAL;
s->hdlctx.calibrate = bi.data.calibrate * s->par.bitrate / 16;
return 0;
diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c
index 96a98d2..e4260ab 100644
--- a/drivers/net/hamradio/yam.c
+++ b/drivers/net/hamradio/yam.c
@@ -1060,6 +1060,7 @@ static int yam_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
break;
case SIOCYAMGCFG:
+ memset(&yi, 0, sizeof(yi));
yi.cfg.mask = 0xffffffff;
yi.cfg.iobase = yp->iobase;
yi.cfg.irq = yp->irq;
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 136ecf3..dc60aec 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -445,7 +445,12 @@ static int dm9601_bind(struct usbnet *dev, struct usb_interface *intf)
dev->net->ethtool_ops = &dm9601_ethtool_ops;
dev->net->hard_header_len += DM_TX_OVERHEAD;
dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len;
- dev->rx_urb_size = dev->net->mtu + ETH_HLEN + DM_RX_OVERHEAD;
+
+ /* dm9620/21a require room for 4 byte padding, even in dm9601
+ * mode, so we need +1 to be able to receive full size
+ * ethernet frames.
+ */
+ dev->rx_urb_size = dev->net->mtu + ETH_HLEN + DM_RX_OVERHEAD + 1;
dev->mii.dev = dev->net;
dev->mii.mdio_read = dm9601_mdio_read;
@@ -531,7 +536,7 @@ static int dm9601_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
static struct sk_buff *dm9601_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
gfp_t flags)
{
- int len;
+ int len, pad;
/* format:
b1: packet length low
@@ -539,12 +544,23 @@ static struct sk_buff *dm9601_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
b3..n: packet data
*/
- len = skb->len;
+ len = skb->len + DM_TX_OVERHEAD;
- if (skb_headroom(skb) < DM_TX_OVERHEAD) {
+ /* workaround for dm962x errata with tx fifo getting out of
+ * sync if a USB bulk transfer retry happens right after a
+ * packet with odd / maxpacket length by adding up to 3 bytes
+ * padding.
+ */
+ while ((len & 1) || !(len % dev->maxpacket))
+ len++;
+
+ len -= DM_TX_OVERHEAD; /* hw header doesn't count as part of length */
+ pad = len - skb->len;
+
+ if (skb_headroom(skb) < DM_TX_OVERHEAD || skb_tailroom(skb) < pad) {
struct sk_buff *skb2;
- skb2 = skb_copy_expand(skb, DM_TX_OVERHEAD, 0, flags);
+ skb2 = skb_copy_expand(skb, DM_TX_OVERHEAD, pad, flags);
dev_kfree_skb_any(skb);
skb = skb2;
if (!skb)
@@ -553,10 +569,10 @@ static struct sk_buff *dm9601_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
__skb_push(skb, DM_TX_OVERHEAD);
- /* usbnet adds padding if length is a multiple of packet size
- if so, adjust length value in header */
- if ((skb->len % dev->maxpacket) == 0)
- len++;
+ if (pad) {
+ memset(skb->data + skb->len, 0, pad);
+ __skb_put(skb, pad);
+ }
skb->data[0] = len;
skb->data[1] = len >> 8;
diff --git a/drivers/net/wireless/ath/ath9k/ar9002_mac.c b/drivers/net/wireless/ath/ath9k/ar9002_mac.c
index b592016..f4caeb3 100644
--- a/drivers/net/wireless/ath/ath9k/ar9002_mac.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_mac.c
@@ -76,9 +76,16 @@ static bool ar9002_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked)
mask2 |= ATH9K_INT_CST;
if (isr2 & AR_ISR_S2_TSFOOR)
mask2 |= ATH9K_INT_TSFOOR;
+
+ if (!(pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED)) {
+ REG_WRITE(ah, AR_ISR_S2, isr2);
+ isr &= ~AR_ISR_BCNMISC;
+ }
}
- isr = REG_READ(ah, AR_ISR_RAC);
+ if (pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED)
+ isr = REG_READ(ah, AR_ISR_RAC);
+
if (isr == 0xffffffff) {
*masked = 0;
return false;
@@ -97,11 +104,23 @@ static bool ar9002_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked)
*masked |= ATH9K_INT_TX;
- s0_s = REG_READ(ah, AR_ISR_S0_S);
+ if (pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED) {
+ s0_s = REG_READ(ah, AR_ISR_S0_S);
+ s1_s = REG_READ(ah, AR_ISR_S1_S);
+ } else {
+ s0_s = REG_READ(ah, AR_ISR_S0);
+ REG_WRITE(ah, AR_ISR_S0, s0_s);
+ s1_s = REG_READ(ah, AR_ISR_S1);
+ REG_WRITE(ah, AR_ISR_S1, s1_s);
+
+ isr &= ~(AR_ISR_TXOK |
+ AR_ISR_TXDESC |
+ AR_ISR_TXERR |
+ AR_ISR_TXEOL);
+ }
+
ah->intr_txqs |= MS(s0_s, AR_ISR_S0_QCU_TXOK);
ah->intr_txqs |= MS(s0_s, AR_ISR_S0_QCU_TXDESC);
-
- s1_s = REG_READ(ah, AR_ISR_S1_S);
ah->intr_txqs |= MS(s1_s, AR_ISR_S1_QCU_TXERR);
ah->intr_txqs |= MS(s1_s, AR_ISR_S1_QCU_TXEOL);
}
@@ -114,13 +133,15 @@ static bool ar9002_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked)
*masked |= mask2;
}
- if (AR_SREV_9100(ah))
- return true;
-
- if (isr & AR_ISR_GENTMR) {
+ if (!AR_SREV_9100(ah) && (isr & AR_ISR_GENTMR)) {
u32 s5_s;
- s5_s = REG_READ(ah, AR_ISR_S5_S);
+ if (pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED) {
+ s5_s = REG_READ(ah, AR_ISR_S5_S);
+ } else {
+ s5_s = REG_READ(ah, AR_ISR_S5);
+ }
+
ah->intr_gen_timer_trigger =
MS(s5_s, AR_ISR_S5_GENTIMER_TRIG);
@@ -133,8 +154,21 @@ static bool ar9002_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked)
if ((s5_s & AR_ISR_S5_TIM_TIMER) &&
!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP))
*masked |= ATH9K_INT_TIM_TIMER;
+
+ if (!(pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED)) {
+ REG_WRITE(ah, AR_ISR_S5, s5_s);
+ isr &= ~AR_ISR_GENTMR;
+ }
}
+ if (!(pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED)) {
+ REG_WRITE(ah, AR_ISR, isr);
+ REG_READ(ah, AR_ISR);
+ }
+
+ if (AR_SREV_9100(ah))
+ return true;
+
if (sync_cause) {
fatal_int =
(sync_cause &
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index 0b9a0e8..b6cd36c 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -139,21 +139,26 @@ static void ath9k_htc_bssid_iter(void *data, u8 *mac, struct ieee80211_vif *vif)
struct ath9k_vif_iter_data *iter_data = data;
int i;
- for (i = 0; i < ETH_ALEN; i++)
- iter_data->mask[i] &= ~(iter_data->hw_macaddr[i] ^ mac[i]);
+ if (iter_data->hw_macaddr != NULL) {
+ for (i = 0; i < ETH_ALEN; i++)
+ iter_data->mask[i] &= ~(iter_data->hw_macaddr[i] ^ mac[i]);
+ } else {
+ iter_data->hw_macaddr = mac;
+ }
}
-static void ath9k_htc_set_bssid_mask(struct ath9k_htc_priv *priv,
+static void ath9k_htc_set_mac_bssid_mask(struct ath9k_htc_priv *priv,
struct ieee80211_vif *vif)
{
struct ath_common *common = ath9k_hw_common(priv->ah);
struct ath9k_vif_iter_data iter_data;
/*
- * Use the hardware MAC address as reference, the hardware uses it
- * together with the BSSID mask when matching addresses.
+ * Pick the MAC address of the first interface as the new hardware
+ * MAC address. The hardware will use it together with the BSSID mask
+ * when matching addresses.
*/
- iter_data.hw_macaddr = common->macaddr;
+ iter_data.hw_macaddr = NULL;
memset(&iter_data.mask, 0xff, ETH_ALEN);
if (vif)
@@ -164,6 +169,10 @@ static void ath9k_htc_set_bssid_mask(struct ath9k_htc_priv *priv,
&iter_data);
memcpy(common->bssidmask, iter_data.mask, ETH_ALEN);
+
+ if (iter_data.hw_macaddr)
+ memcpy(common->macaddr, iter_data.hw_macaddr, ETH_ALEN);
+
ath_hw_setbssidmask(common);
}
@@ -1100,7 +1109,7 @@ static int ath9k_htc_add_interface(struct ieee80211_hw *hw,
goto out;
}
- ath9k_htc_set_bssid_mask(priv, vif);
+ ath9k_htc_set_mac_bssid_mask(priv, vif);
priv->vif_slot |= (1 << avp->index);
priv->nvifs++;
@@ -1163,7 +1172,7 @@ static void ath9k_htc_remove_interface(struct ieee80211_hw *hw,
ath9k_htc_set_opmode(priv);
- ath9k_htc_set_bssid_mask(priv, vif);
+ ath9k_htc_set_mac_bssid_mask(priv, vif);
/*
* Stop ANI only if there are no associated station interfaces.
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index a59267a..ad33126 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1357,8 +1357,9 @@ void ath9k_calculate_iter_data(struct ieee80211_hw *hw,
struct ath_common *common = ath9k_hw_common(ah);
/*
- * Use the hardware MAC address as reference, the hardware uses it
- * together with the BSSID mask when matching addresses.
+ * Pick the MAC address of the first interface as the new hardware
+ * MAC address. The hardware will use it together with the BSSID mask
+ * when matching addresses.
*/
memset(iter_data, 0, sizeof(*iter_data));
iter_data->hw_macaddr = common->macaddr;
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index 47ba0f7..38b793b 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -685,6 +685,8 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
};
int index = rtlpci->rx_ring[rx_queue_idx].idx;
+ if (rtlpci->driver_is_goingto_unload)
+ return;
/*RX NORMAL PKT */
while (count--) {
/*rx descriptor */
@@ -1563,6 +1565,7 @@ static void rtl_pci_stop(struct ieee80211_hw *hw)
*/
set_hal_stop(rtlhal);
+ rtlpci->driver_is_goingto_unload = true;
rtlpriv->cfg->ops->disable_interrupt(hw);
tasklet_kill(&rtlpriv->works.ips_leave_tasklet);
@@ -1580,7 +1583,6 @@ static void rtl_pci_stop(struct ieee80211_hw *hw)
ppsc->rfchange_inprogress = true;
spin_unlock_irqrestore(&rtlpriv->locks.rf_ps_lock, flags);
- rtlpci->driver_is_goingto_unload = true;
rtlpriv->cfg->ops->hw_disable(hw);
rtlpriv->cfg->ops->led_control(hw, LED_CTL_POWER_OFF);
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 363a5c6..9f1fec1 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1915,10 +1915,6 @@ void pci_enable_ari(struct pci_dev *dev)
if (!pci_is_pcie(dev) || dev->devfn)
return;
- pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ARI);
- if (!pos)
- return;
-
bridge = dev->bus->self;
if (!bridge || !pci_is_pcie(bridge))
return;
@@ -1937,10 +1933,14 @@ void pci_enable_ari(struct pci_dev *dev)
return;
pci_read_config_word(bridge, pos + PCI_EXP_DEVCTL2, &ctrl);
- ctrl |= PCI_EXP_DEVCTL2_ARI;
+ if (pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ARI)) {
+ ctrl |= PCI_EXP_DEVCTL2_ARI;
+ bridge->ari_enabled = 1;
+ } else {
+ ctrl &= ~PCI_EXP_DEVCTL2_ARI;
+ bridge->ari_enabled = 0;
+ }
pci_write_config_word(bridge, pos + PCI_EXP_DEVCTL2, ctrl);
-
- bridge->ari_enabled = 1;
}
/**
diff --git a/drivers/staging/comedi/drivers/cb_pcidio.c b/drivers/staging/comedi/drivers/cb_pcidio.c
index 79477a5..b3c9c8f 100644
--- a/drivers/staging/comedi/drivers/cb_pcidio.c
+++ b/drivers/staging/comedi/drivers/cb_pcidio.c
@@ -56,10 +56,6 @@ struct pcidio_board {
const char *name; /* name of the board */
int dev_id;
int n_8255; /* number of 8255 chips on board */
-
- /* indices of base address regions */
- int pcicontroler_badrindex;
- int dioregs_badrindex;
};
static const struct pcidio_board pcidio_boards[] = {
@@ -67,22 +63,16 @@ static const struct pcidio_board pcidio_boards[] = {
.name = "pci-dio24",
.dev_id = 0x0028,
.n_8255 = 1,
- .pcicontroler_badrindex = 1,
- .dioregs_badrindex = 2,
},
{
.name = "pci-dio24h",
.dev_id = 0x0014,
.n_8255 = 1,
- .pcicontroler_badrindex = 1,
- .dioregs_badrindex = 2,
},
{
.name = "pci-dio48h",
.dev_id = 0x000b,
.n_8255 = 2,
- .pcicontroler_badrindex = 0,
- .dioregs_badrindex = 1,
},
};
@@ -244,10 +234,15 @@ found:
("cb_pcidio: failed to enable PCI device and request regions\n");
return -EIO;
}
- devpriv->dio_reg_base
- =
+ /*
+ * Use PCI BAR 2 region if non-zero length, else use PCI BAR 1 region.
+ * PCI BAR 1 is only used for older PCI-DIO48H boards. At some point
+ * the PCI-DIO48H was redesigned to use the same PCI interface chip
+ * (and same PCI BAR region) as the other boards.
+ */
+ devpriv->dio_reg_base =
pci_resource_start(devpriv->pci_dev,
- pcidio_boards[index].dioregs_badrindex);
+ (pci_resource_len(pcidev, 2) ? 2 : 1));
/*
* Allocate the subdevice structures. alloc_subdevice() is a
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 3effde2..45c13a6 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -861,24 +861,22 @@ static int iscsit_handle_scsi_cmd(
if (((hdr->flags & ISCSI_FLAG_CMD_READ) ||
(hdr->flags & ISCSI_FLAG_CMD_WRITE)) && !hdr->data_length) {
/*
- * Vmware ESX v3.0 uses a modified Cisco Initiator (v3.4.2)
- * that adds support for RESERVE/RELEASE. There is a bug
- * add with this new functionality that sets R/W bits when
- * neither CDB carries any READ or WRITE datapayloads.
+ * From RFC-3720 Section 10.3.1:
+ *
+ * "Either or both of R and W MAY be 1 when either the
+ * Expected Data Transfer Length and/or Bidirectional Read
+ * Expected Data Transfer Length are 0"
+ *
+ * For this case, go ahead and clear the unnecssary bits
+ * to avoid any confusion with ->data_direction.
*/
- if ((hdr->cdb[0] == 0x16) || (hdr->cdb[0] == 0x17)) {
- hdr->flags &= ~ISCSI_FLAG_CMD_READ;
- hdr->flags &= ~ISCSI_FLAG_CMD_WRITE;
- goto done;
- }
+ hdr->flags &= ~ISCSI_FLAG_CMD_READ;
+ hdr->flags &= ~ISCSI_FLAG_CMD_WRITE;
- pr_err("ISCSI_FLAG_CMD_READ or ISCSI_FLAG_CMD_WRITE"
+ pr_warn("ISCSI_FLAG_CMD_READ or ISCSI_FLAG_CMD_WRITE"
" set when Expected Data Transfer Length is 0 for"
- " CDB: 0x%02x. Bad iSCSI Initiator.\n", hdr->cdb[0]);
- return iscsit_add_reject(ISCSI_REASON_BOOKMARK_INVALID, 1,
- buf, conn);
+ " CDB: 0x%02x, Fixing up flags\n", hdr->cdb[0]);
}
-done:
if (!(hdr->flags & ISCSI_FLAG_CMD_READ) &&
!(hdr->flags & ISCSI_FLAG_CMD_WRITE) && (hdr->data_length != 0)) {
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 827f933..15685c3 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -121,7 +121,12 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
* any other sleep) on Haswell machines with LPT and LPT-LP
* with the new Intel BIOS
*/
- xhci->quirks |= XHCI_SPURIOUS_WAKEUP;
+ /* Limit the quirk to only known vendors, as this triggers
+ * yet another BIOS bug on some other machines
+ * https://bugzilla.kernel.org/show_bug.cgi?id=66171
+ */
+ if (pdev->subsystem_vendor == PCI_VENDOR_ID_HP)
+ xhci->quirks |= XHCI_SPURIOUS_WAKEUP;
}
if (pdev->vendor == PCI_VENDOR_ID_ETRON &&
pdev->device == PCI_DEVICE_ID_ASROCK_P67) {
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 6203d80..b24e2d3 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -608,6 +608,8 @@ static void __unregister_request(struct ceph_mds_client *mdsc,
req->r_unsafe_dir = NULL;
}
+ complete_all(&req->r_safe_completion);
+
ceph_mdsc_put_request(req);
}
@@ -1815,8 +1817,11 @@ static int __do_request(struct ceph_mds_client *mdsc,
int mds = -1;
int err = -EAGAIN;
- if (req->r_err || req->r_got_result)
+ if (req->r_err || req->r_got_result) {
+ if (req->r_aborted)
+ __unregister_request(mdsc, req);
goto out;
+ }
if (req->r_timeout &&
time_after_eq(jiffies, req->r_started + req->r_timeout)) {
@@ -2124,7 +2129,6 @@ static void handle_reply(struct ceph_mds_session *session, struct ceph_msg *msg)
if (head->safe) {
req->r_got_safe = true;
__unregister_request(mdsc, req);
- complete_all(&req->r_safe_completion);
if (req->r_got_unsafe) {
/*
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index bd8ac16..94b9e32 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -1448,6 +1448,7 @@ static ssize_t ext2_quota_write(struct super_block *sb, int type,
sb->s_blocksize - offset : towrite;
tmp_bh.b_state = 0;
+ tmp_bh.b_size = sb->s_blocksize;
err = ext2_get_block(inode, blk, &tmp_bh, 1);
if (err < 0)
goto out;
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 22c71b9..68b1602 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -278,6 +278,16 @@ struct ext4_io_submit {
/* Translate # of blks to # of clusters */
#define EXT4_NUM_B2C(sbi, blks) (((blks) + (sbi)->s_cluster_ratio - 1) >> \
(sbi)->s_cluster_bits)
+/* Mask out the low bits to get the starting block of the cluster */
+#define EXT4_PBLK_CMASK(s, pblk) ((pblk) & \
+ ~((ext4_fsblk_t) (s)->s_cluster_ratio - 1))
+#define EXT4_LBLK_CMASK(s, lblk) ((lblk) & \
+ ~((ext4_lblk_t) (s)->s_cluster_ratio - 1))
+/* Get the cluster offset */
+#define EXT4_PBLK_COFF(s, pblk) ((pblk) & \
+ ((ext4_fsblk_t) (s)->s_cluster_ratio - 1))
+#define EXT4_LBLK_COFF(s, lblk) ((lblk) & \
+ ((ext4_lblk_t) (s)->s_cluster_ratio - 1))
/*
* Structure of a blocks group descriptor
diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c
index d0b8f98..9995b99 100644
--- a/fs/ext4/ext4_jbd2.c
+++ b/fs/ext4/ext4_jbd2.c
@@ -113,6 +113,10 @@ int __ext4_handle_dirty_metadata(const char *where, unsigned int line,
if (WARN_ON_ONCE(err)) {
ext4_journal_abort_handle(where, line, __func__, bh,
handle, err);
+ ext4_error_inode(inode, where, line,
+ bh->b_blocknr,
+ "journal_dirty_metadata failed: "
+ "errcode %d", err);
}
} else {
if (inode)
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 3e8fc80..bf35fe0 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -318,8 +318,10 @@ static int ext4_valid_extent(struct inode *inode, struct ext4_extent *ext)
{
ext4_fsblk_t block = ext4_ext_pblock(ext);
int len = ext4_ext_get_actual_len(ext);
+ ext4_lblk_t lblock = le32_to_cpu(ext->ee_block);
+ ext4_lblk_t last = lblock + len - 1;
- if (len == 0)
+ if (lblock > last)
return 0;
return ext4_data_block_valid(EXT4_SB(inode->i_sb), block, len);
}
@@ -345,11 +347,26 @@ static int ext4_valid_extent_entries(struct inode *inode,
if (depth == 0) {
/* leaf entries */
struct ext4_extent *ext = EXT_FIRST_EXTENT(eh);
+ struct ext4_super_block *es = EXT4_SB(inode->i_sb)->s_es;
+ ext4_fsblk_t pblock = 0;
+ ext4_lblk_t lblock = 0;
+ ext4_lblk_t prev = 0;
+ int len = 0;
while (entries) {
if (!ext4_valid_extent(inode, ext))
return 0;
+
+ /* Check for overlapping extents */
+ lblock = le32_to_cpu(ext->ee_block);
+ len = ext4_ext_get_actual_len(ext);
+ if ((lblock <= prev) && prev) {
+ pblock = ext4_ext_pblock(ext);
+ es->s_last_error_block = cpu_to_le64(pblock);
+ return 0;
+ }
ext++;
entries--;
+ prev = lblock + len - 1;
}
} else {
struct ext4_extent_idx *ext_idx = EXT_FIRST_INDEX(eh);
@@ -1642,8 +1659,7 @@ static unsigned int ext4_ext_check_overlap(struct ext4_sb_info *sbi,
depth = ext_depth(inode);
if (!path[depth].p_ext)
goto out;
- b2 = le32_to_cpu(path[depth].p_ext->ee_block);
- b2 &= ~(sbi->s_cluster_ratio - 1);
+ b2 = EXT4_LBLK_CMASK(sbi, le32_to_cpu(path[depth].p_ext->ee_block));
/*
* get the next allocated block if the extent in the path
@@ -1653,7 +1669,7 @@ static unsigned int ext4_ext_check_overlap(struct ext4_sb_info *sbi,
b2 = ext4_ext_next_allocated_block(path);
if (b2 == EXT_MAX_BLOCKS)
goto out;
- b2 &= ~(sbi->s_cluster_ratio - 1);
+ b2 = EXT4_LBLK_CMASK(sbi, b2);
}
/* check for wrap through zero on extent logical start block*/
@@ -2288,7 +2304,7 @@ static int ext4_remove_blocks(handle_t *handle, struct inode *inode,
* truncate operation has removed all of the blocks in
* the cluster.
*/
- if (pblk & (sbi->s_cluster_ratio - 1) &&
+ if (EXT4_PBLK_COFF(sbi, pblk) &&
(ee_len == num))
*partial_cluster = EXT4_B2C(sbi, pblk);
else
@@ -3491,7 +3507,7 @@ int ext4_find_delalloc_cluster(struct inode *inode, ext4_lblk_t lblk,
{
struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb);
ext4_lblk_t lblk_start, lblk_end;
- lblk_start = lblk & (~(sbi->s_cluster_ratio - 1));
+ lblk_start = EXT4_LBLK_CMASK(sbi, lblk);
lblk_end = lblk_start + sbi->s_cluster_ratio - 1;
return ext4_find_delalloc_range(inode, lblk_start, lblk_end,
@@ -3551,9 +3567,9 @@ get_reserved_cluster_alloc(struct inode *inode, ext4_lblk_t lblk_start,
trace_ext4_get_reserved_cluster_alloc(inode, lblk_start, num_blks);
/* Check towards left side */
- c_offset = lblk_start & (sbi->s_cluster_ratio - 1);
+ c_offset = EXT4_LBLK_COFF(sbi, lblk_start);
if (c_offset) {
- lblk_from = lblk_start & (~(sbi->s_cluster_ratio - 1));
+ lblk_from = EXT4_LBLK_CMASK(sbi, lblk_start);
lblk_to = lblk_from + c_offset - 1;
if (ext4_find_delalloc_range(inode, lblk_from, lblk_to, 0))
@@ -3561,7 +3577,7 @@ get_reserved_cluster_alloc(struct inode *inode, ext4_lblk_t lblk_start,
}
/* Now check towards right. */
- c_offset = (lblk_start + num_blks) & (sbi->s_cluster_ratio - 1);
+ c_offset = EXT4_LBLK_COFF(sbi, lblk_start + num_blks);
if (allocated_clusters && c_offset) {
lblk_from = lblk_start + num_blks;
lblk_to = lblk_from + (sbi->s_cluster_ratio - c_offset) - 1;
@@ -3754,7 +3770,7 @@ static int get_implied_cluster_alloc(struct super_block *sb,
struct ext4_ext_path *path)
{
struct ext4_sb_info *sbi = EXT4_SB(sb);
- ext4_lblk_t c_offset = map->m_lblk & (sbi->s_cluster_ratio-1);
+ ext4_lblk_t c_offset = EXT4_LBLK_COFF(sbi, map->m_lblk);
ext4_lblk_t ex_cluster_start, ex_cluster_end;
ext4_lblk_t rr_cluster_start, rr_cluster_end;
ext4_lblk_t ee_block = le32_to_cpu(ex->ee_block);
@@ -3773,8 +3789,7 @@ static int get_implied_cluster_alloc(struct super_block *sb,
(rr_cluster_start == ex_cluster_start)) {
if (rr_cluster_start == ex_cluster_end)
ee_start += ee_len - 1;
- map->m_pblk = (ee_start & ~(sbi->s_cluster_ratio - 1)) +
- c_offset;
+ map->m_pblk = EXT4_PBLK_CMASK(sbi, ee_start) + c_offset;
map->m_len = min(map->m_len,
(unsigned) sbi->s_cluster_ratio - c_offset);
/*
@@ -4052,7 +4067,7 @@ int ext4_ext_map_blocks(handle_t *handle, struct inode *inode,
*/
map->m_flags &= ~EXT4_MAP_FROM_CLUSTER;
newex.ee_block = cpu_to_le32(map->m_lblk);
- cluster_offset = map->m_lblk & (sbi->s_cluster_ratio-1);
+ cluster_offset = EXT4_LBLK_CMASK(sbi, map->m_lblk);
/*
* If we are doing bigalloc, check to see if the extent returned
@@ -4120,7 +4135,7 @@ int ext4_ext_map_blocks(handle_t *handle, struct inode *inode,
* needed so that future calls to get_implied_cluster_alloc()
* work correctly.
*/
- offset = map->m_lblk & (sbi->s_cluster_ratio - 1);
+ offset = EXT4_LBLK_COFF(sbi, map->m_lblk);
ar.len = EXT4_NUM_B2C(sbi, offset+allocated);
ar.goal -= offset;
ar.logical -= offset;
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 9b8c131..81feb17 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -3378,6 +3378,9 @@ static void ext4_mb_pa_callback(struct rcu_head *head)
{
struct ext4_prealloc_space *pa;
pa = container_of(head, struct ext4_prealloc_space, u.pa_rcu);
+
+ BUG_ON(atomic_read(&pa->pa_count));
+ BUG_ON(pa->pa_deleted == 0);
kmem_cache_free(ext4_pspace_cachep, pa);
}
@@ -3391,11 +3394,13 @@ static void ext4_mb_put_pa(struct ext4_allocation_context *ac,
ext4_group_t grp;
ext4_fsblk_t grp_blk;
- if (!atomic_dec_and_test(&pa->pa_count) || pa->pa_free != 0)
- return;
-
/* in this short window concurrent discard can set pa_deleted */
spin_lock(&pa->pa_lock);
+ if (!atomic_dec_and_test(&pa->pa_count) || pa->pa_free != 0) {
+ spin_unlock(&pa->pa_lock);
+ return;
+ }
+
if (pa->pa_deleted == 1) {
spin_unlock(&pa->pa_lock);
return;
@@ -4062,7 +4067,7 @@ ext4_mb_initialize_context(struct ext4_allocation_context *ac,
/* set up allocation goals */
memset(ac, 0, sizeof(struct ext4_allocation_context));
- ac->ac_b_ex.fe_logical = ar->logical & ~(sbi->s_cluster_ratio - 1);
+ ac->ac_b_ex.fe_logical = EXT4_LBLK_CMASK(sbi, ar->logical);
ac->ac_status = AC_STATUS_CONTINUE;
ac->ac_sb = sb;
ac->ac_inode = ar->inode;
@@ -4600,7 +4605,7 @@ void ext4_free_blocks(handle_t *handle, struct inode *inode,
* blocks at the beginning or the end unless we are explicitly
* requested to avoid doing so.
*/
- overflow = block & (sbi->s_cluster_ratio - 1);
+ overflow = EXT4_PBLK_COFF(sbi, block);
if (overflow) {
if (flags & EXT4_FREE_BLOCKS_NOFREE_FIRST_CLUSTER) {
overflow = sbi->s_cluster_ratio - overflow;
@@ -4614,7 +4619,7 @@ void ext4_free_blocks(handle_t *handle, struct inode *inode,
count += overflow;
}
}
- overflow = count & (sbi->s_cluster_ratio - 1);
+ overflow = EXT4_LBLK_COFF(sbi, count);
if (overflow) {
if (flags & EXT4_FREE_BLOCKS_NOFREE_LAST_CLUSTER) {
if (count > overflow)
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 84f84bf..acf2baf 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -819,7 +819,7 @@ static void ext4_put_super(struct super_block *sb)
ext4_abort(sb, "Couldn't clean up the journal");
}
- del_timer(&sbi->s_err_report);
+ del_timer_sync(&sbi->s_err_report);
ext4_release_system_zone(sb);
ext4_mb_release(sb);
ext4_ext_release(sb);
@@ -3961,7 +3961,7 @@ failed_mount_wq:
sbi->s_journal = NULL;
}
failed_mount3:
- del_timer(&sbi->s_err_report);
+ del_timer_sync(&sbi->s_err_report);
if (sbi->s_flex_groups)
ext4_kvfree(sbi->s_flex_groups);
percpu_counter_destroy(&sbi->s_freeclusters_counter);
diff --git a/fs/hpfs/file.c b/fs/hpfs/file.c
index 89d2a58..5ecfffe 100644
--- a/fs/hpfs/file.c
+++ b/fs/hpfs/file.c
@@ -116,9 +116,12 @@ static int hpfs_write_begin(struct file *file, struct address_space *mapping,
hpfs_get_block,
&hpfs_i(mapping->host)->mmu_private);
if (unlikely(ret)) {
- loff_t isize = mapping->host->i_size;
+ loff_t isize;
+ hpfs_lock(mapping->host->i_sb);
+ isize = mapping->host->i_size;
if (pos + len > isize)
vmtruncate(mapping->host, isize);
+ hpfs_unlock(mapping->host->i_sb);
}
return ret;
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 233d3ed..3ceaced 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -1437,17 +1437,19 @@ static int nilfs_segctor_collect(struct nilfs_sc_info *sci,
nilfs_clear_logs(&sci->sc_segbufs);
- err = nilfs_segctor_extend_segments(sci, nilfs, nadd);
- if (unlikely(err))
- return err;
-
if (sci->sc_stage.flags & NILFS_CF_SUFREED) {
err = nilfs_sufile_cancel_freev(nilfs->ns_sufile,
sci->sc_freesegs,
sci->sc_nfreesegs,
NULL);
WARN_ON(err); /* do not happen */
+ sci->sc_stage.flags &= ~NILFS_CF_SUFREED;
}
+
+ err = nilfs_segctor_extend_segments(sci, nilfs, nadd);
+ if (unlikely(err))
+ return err;
+
nadd = min_t(int, nadd << 1, SC_MAX_SEGDELTA);
sci->sc_stage = prev_stage;
}
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 34817ad..10ca5e5 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -653,8 +653,9 @@ xfs_log_unmount_write(xfs_mount_t *mp)
.lv_iovecp = ®,
};
- /* remove inited flag */
+ /* remove inited flag, and account for space used */
tic->t_flags = 0;
+ tic->t_curr_res -= sizeof(magic);
error = xlog_write(log, &vec, tic, &lsn,
NULL, XLOG_UNMOUNT_TRANS);
/*
diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index def807c..c37fd89 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -495,7 +495,7 @@
{0x1002, 0x9645, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO2|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
{0x1002, 0x9647, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP},\
{0x1002, 0x9648, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP},\
- {0x1002, 0x9649, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP},\
+ {0x1002, 0x9649, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO2|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP},\
{0x1002, 0x964a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
{0x1002, 0x964b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
{0x1002, 0x964c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 32697c1..4bc9445 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -24,6 +24,7 @@ struct hugepage_subpool *hugepage_new_subpool(long nr_blocks);
void hugepage_put_subpool(struct hugepage_subpool *spool);
int PageHuge(struct page *page);
+int PageHeadHuge(struct page *page_head);
void reset_vma_resv_huge_pages(struct vm_area_struct *vma);
int hugetlb_sysctl_handler(struct ctl_table *, int, void __user *, size_t *, loff_t *);
@@ -88,6 +89,11 @@ static inline int PageHuge(struct page *page)
return 0;
}
+static inline int PageHeadHuge(struct page *page_head)
+{
+ return 0;
+}
+
static inline void reset_vma_resv_huge_pages(struct vm_area_struct *vma)
{
}
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 8c43fd1..4b04097 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1719,6 +1719,15 @@ static inline int dev_parse_header(const struct sk_buff *skb,
return dev->header_ops->parse(skb, haddr);
}
+static inline int dev_rebuild_header(struct sk_buff *skb)
+{
+ const struct net_device *dev = skb->dev;
+
+ if (!dev->header_ops || !dev->header_ops->rebuild)
+ return 0;
+ return dev->header_ops->rebuild(skb);
+}
+
typedef int gifconf_func_t(struct net_device * dev, char __user * bufptr, int len);
extern int register_gifconf(unsigned int family, gifconf_func_t * gifconf);
static inline int unregister_gifconf(unsigned int family)
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 7cda65b..fe76a74 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -590,6 +590,20 @@ struct pci_driver {
.subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID
/**
+ * PCI_DEVICE_SUB - macro used to describe a specific pci device with subsystem
+ * @vend: the 16 bit PCI Vendor ID
+ * @dev: the 16 bit PCI Device ID
+ * @subvend: the 16 bit PCI Subvendor ID
+ * @subdev: the 16 bit PCI Subdevice ID
+ *
+ * This macro is used to create a struct pci_device_id that matches a
+ * specific device with subsystem information.
+ */
+#define PCI_DEVICE_SUB(vend, dev, subvend, subdev) \
+ .vendor = (vend), .device = (dev), \
+ .subvendor = (subvend), .subdevice = (subdev)
+
+/**
* PCI_DEVICE_CLASS - macro used to describe a specific pci device class
* @dev_class: the class, subclass, prog-if triple for this device
* @dev_class_mask: the class mask for this device
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 312d047..c17fdfb 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1200,6 +1200,7 @@ struct sched_entity {
struct sched_rt_entity {
struct list_head run_list;
unsigned long timeout;
+ unsigned long watchdog_stamp;
unsigned int time_slice;
int nr_cpus_allowed;
diff --git a/kernel/sched.c b/kernel/sched.c
index d93369a..ea85b0d 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -2189,6 +2189,10 @@ static int irqtime_account_si_update(void)
#endif
+#ifdef CONFIG_SMP
+static void unthrottle_offline_cfs_rqs(struct rq *rq);
+#endif
+
#include "sched_idletask.c"
#include "sched_fair.c"
#include "sched_rt.c"
@@ -6566,8 +6570,6 @@ static void unthrottle_offline_cfs_rqs(struct rq *rq)
unthrottle_cfs_rq(cfs_rq);
}
}
-#else
-static void unthrottle_offline_cfs_rqs(struct rq *rq) {}
#endif
/*
@@ -6595,9 +6597,6 @@ static void migrate_tasks(unsigned int dead_cpu)
*/
rq->stop = NULL;
- /* Ensure any throttled groups are reachable by pick_next_task */
- unthrottle_offline_cfs_rqs(rq);
-
for ( ; ; ) {
/*
* There's this thread running, bail when that's the only
@@ -6624,6 +6623,10 @@ static void migrate_tasks(unsigned int dead_cpu)
#endif /* CONFIG_HOTPLUG_CPU */
+#if !defined(CONFIG_HOTPLUG_CPU) || !defined(CONFIG_CFS_BANDWIDTH)
+static void unthrottle_offline_cfs_rqs(struct rq *rq) {}
+#endif
+
#if defined(CONFIG_SCHED_DEBUG) && defined(CONFIG_SYSCTL)
static struct ctl_table sd_ctl_dir[] = {
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 5b9e456..37f3f39 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -4848,6 +4848,9 @@ static void rq_online_fair(struct rq *rq)
static void rq_offline_fair(struct rq *rq)
{
update_sysctl();
+
+ /* Ensure any throttled groups are reachable by pick_next_task */
+ unthrottle_offline_cfs_rqs(rq);
}
#else /* CONFIG_SMP */
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c
index 6ad4fb3..f57fda7 100644
--- a/kernel/sched_rt.c
+++ b/kernel/sched_rt.c
@@ -509,6 +509,7 @@ balanced:
* runtime - in which case borrowing doesn't make sense.
*/
rt_rq->rt_runtime = RUNTIME_INF;
+ rt_rq->rt_throttled = 0;
raw_spin_unlock(&rt_rq->rt_runtime_lock);
raw_spin_unlock(&rt_b->rt_runtime_lock);
}
@@ -587,6 +588,19 @@ static int do_sched_rt_period_timer(struct rt_bandwidth *rt_b, int overrun)
return 1;
span = sched_rt_period_mask();
+#ifdef CONFIG_RT_GROUP_SCHED
+ /*
+ * FIXME: isolated CPUs should really leave the root task group,
+ * whether they are isolcpus or were isolated via cpusets, lest
+ * the timer run on a CPU which does not service all runqueues,
+ * potentially leaving other CPUs indefinitely throttled. If
+ * isolation is really required, the user will turn the throttle
+ * off to kill the perturbations it causes anyway. Meanwhile,
+ * this maintains functionality for boot and/or troubleshooting.
+ */
+ if (rt_b == &root_task_group.rt_bandwidth)
+ span = cpu_online_mask;
+#endif
for_each_cpu(i, span) {
int enqueue = 0;
struct rt_rq *rt_rq = sched_rt_period_rt_rq(rt_b, i);
@@ -719,6 +733,13 @@ inc_rt_prio_smp(struct rt_rq *rt_rq, int prio, int prev_prio)
{
struct rq *rq = rq_of_rt_rq(rt_rq);
+#ifdef CONFIG_RT_GROUP_SCHED
+ /*
+ * Change rq's cpupri only if rt_rq is the top queue.
+ */
+ if (&rq->rt != rt_rq)
+ return;
+#endif
if (rq->online && prio < prev_prio)
cpupri_set(&rq->rd->cpupri, rq->cpu, prio);
}
@@ -728,6 +749,13 @@ dec_rt_prio_smp(struct rt_rq *rt_rq, int prio, int prev_prio)
{
struct rq *rq = rq_of_rt_rq(rt_rq);
+#ifdef CONFIG_RT_GROUP_SCHED
+ /*
+ * Change rq's cpupri only if rt_rq is the top queue.
+ */
+ if (&rq->rt != rt_rq)
+ return;
+#endif
if (rq->online && rt_rq->highest_prio.curr != prev_prio)
cpupri_set(&rq->rd->cpupri, rq->cpu, rt_rq->highest_prio.curr);
}
@@ -1749,7 +1777,11 @@ static void watchdog(struct rq *rq, struct task_struct *p)
if (soft != RLIM_INFINITY) {
unsigned long next;
- p->rt.timeout++;
+ if (p->rt.watchdog_stamp != jiffies) {
+ p->rt.timeout++;
+ p->rt.watchdog_stamp = jiffies;
+ }
+
next = DIV_ROUND_UP(min(soft, hard), USEC_PER_SEC/HZ);
if (p->rt.timeout > next)
p->cputime_expires.sched_exp = p->se.sum_exec_runtime;
@@ -1758,6 +1790,8 @@ static void watchdog(struct rq *rq, struct task_struct *p)
static void task_tick_rt(struct rq *rq, struct task_struct *p, int queued)
{
+ struct sched_rt_entity *rt_se = &p->rt;
+
update_curr_rt(rq);
watchdog(rq, p);
@@ -1775,12 +1809,15 @@ static void task_tick_rt(struct rq *rq, struct task_struct *p, int queued)
p->rt.time_slice = DEF_TIMESLICE;
/*
- * Requeue to the end of queue if we are not the only element
- * on the queue:
+ * Requeue to the end of queue if we (and all of our ancestors) are the
+ * only element on the queue
*/
- if (p->rt.run_list.prev != p->rt.run_list.next) {
- requeue_task_rt(rq, p, 0);
- set_tsk_need_resched(p);
+ for_each_sched_rt_entity(rt_se) {
+ if (rt_se->run_list.prev != rt_se->run_list.next) {
+ requeue_task_rt(rq, p, 0);
+ set_tsk_need_resched(p);
+ return;
+ }
}
}
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index d40d7f6..cf8b439 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -618,7 +618,7 @@ static int ftrace_profile_init(void)
int cpu;
int ret = 0;
- for_each_online_cpu(cpu) {
+ for_each_possible_cpu(cpu) {
ret = ftrace_profile_init_cpu(cpu);
if (ret)
break;
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index ddf2128..3a5aae2 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -679,6 +679,23 @@ int PageHuge(struct page *page)
}
EXPORT_SYMBOL_GPL(PageHuge);
+/*
+ * PageHeadHuge() only returns true for hugetlbfs head page, but not for
+ * normal or transparent huge pages.
+ */
+int PageHeadHuge(struct page *page_head)
+{
+ compound_page_dtor *dtor;
+
+ if (!PageHead(page_head))
+ return 0;
+
+ dtor = get_compound_page_dtor(page_head);
+
+ return dtor == free_huge_page;
+}
+EXPORT_SYMBOL_GPL(PageHeadHuge);
+
pgoff_t __basepage_index(struct page *page)
{
struct page *page_head = compound_head(page);
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 1b03878..96c4bcf 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1441,10 +1441,18 @@ static int soft_offline_huge_page(struct page *page, int flags)
return ret;
}
done:
- if (!PageHWPoison(hpage))
- atomic_long_add(1 << compound_trans_order(hpage), &mce_bad_pages);
- set_page_hwpoison_huge_page(hpage);
- dequeue_hwpoisoned_huge_page(hpage);
+ /* overcommit hugetlb page will be freed to buddy */
+ if (PageHuge(hpage)) {
+ if (!PageHWPoison(hpage))
+ atomic_long_add(1 << compound_trans_order(hpage),
+ &mce_bad_pages);
+ set_page_hwpoison_huge_page(hpage);
+ dequeue_hwpoisoned_huge_page(hpage);
+ } else {
+ SetPageHWPoison(page);
+ atomic_long_inc(&mce_bad_pages);
+ }
+
/* keep elevated page count for bad page */
return ret;
}
diff --git a/mm/mmap.c b/mm/mmap.c
index dff37a6..6182c8a 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1368,7 +1368,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
struct vm_area_struct *vma;
unsigned long start_addr;
- if (len > TASK_SIZE)
+ if (len > TASK_SIZE - mmap_min_addr)
return -ENOMEM;
if (flags & MAP_FIXED)
@@ -1377,7 +1377,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
if (addr) {
addr = PAGE_ALIGN(addr);
vma = find_vma(mm, addr);
- if (TASK_SIZE - len >= addr &&
+ if (TASK_SIZE - len >= addr && addr >= mmap_min_addr &&
(!vma || addr + len <= vma->vm_start))
return addr;
}
@@ -1442,9 +1442,10 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
struct vm_area_struct *vma;
struct mm_struct *mm = current->mm;
unsigned long addr = addr0;
+ unsigned long low_limit = max(PAGE_SIZE, mmap_min_addr);
/* requested length too big for entire address space */
- if (len > TASK_SIZE)
+ if (len > TASK_SIZE - mmap_min_addr)
return -ENOMEM;
if (flags & MAP_FIXED)
@@ -1454,7 +1455,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
if (addr) {
addr = PAGE_ALIGN(addr);
vma = find_vma(mm, addr);
- if (TASK_SIZE - len >= addr &&
+ if (TASK_SIZE - len >= addr && addr >= mmap_min_addr &&
(!vma || addr + len <= vma->vm_start))
return addr;
}
@@ -1469,14 +1470,14 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
addr = mm->free_area_cache;
/* make sure it can fit in the remaining address space */
- if (addr > len) {
+ if (addr >= low_limit + len) {
vma = find_vma(mm, addr-len);
if (!vma || addr <= vma->vm_start)
/* remember the address as a hint for next time */
return (mm->free_area_cache = addr-len);
}
- if (mm->mmap_base < len)
+ if (mm->mmap_base < low_limit + len)
goto bottomup;
addr = mm->mmap_base-len;
@@ -1498,7 +1499,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
/* try just below the current vma->vm_start */
addr = vma->vm_start-len;
- } while (len < vma->vm_start);
+ } while (vma->vm_start >= low_limit + len);
bottomup:
/*
diff --git a/mm/swap.c b/mm/swap.c
index 55b266d..a4b9016 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -31,6 +31,7 @@
#include <linux/backing-dev.h>
#include <linux/memcontrol.h>
#include <linux/gfp.h>
+#include <linux/hugetlb.h>
#include "internal.h"
@@ -69,7 +70,8 @@ static void __put_compound_page(struct page *page)
{
compound_page_dtor *dtor;
- __page_cache_release(page);
+ if (!PageHuge(page))
+ __page_cache_release(page);
dtor = get_compound_page_dtor(page);
(*dtor)(page);
}
@@ -83,6 +85,35 @@ static void put_compound_page(struct page *page)
if (likely(page != page_head &&
get_page_unless_zero(page_head))) {
unsigned long flags;
+
+ if (PageHeadHuge(page_head)) {
+ if (likely(PageTail(page))) {
+ /*
+ * __split_huge_page_refcount
+ * cannot race here.
+ */
+ VM_BUG_ON(!PageHead(page_head));
+ atomic_dec(&page->_mapcount);
+ if (put_page_testzero(page_head))
+ VM_BUG_ON(1);
+ if (put_page_testzero(page_head))
+ __put_compound_page(page_head);
+ return;
+ } else {
+ /*
+ * __split_huge_page_refcount
+ * run before us, "page" was a
+ * THP tail. The split
+ * page_head has been freed
+ * and reallocated as slab or
+ * hugetlbfs page of smaller
+ * order (only possible if
+ * reallocated as slab on
+ * x86).
+ */
+ goto skip_lock;
+ }
+ }
/*
* page_head wasn't a dangling pointer but it
* may not be a head page anymore by the time
@@ -94,9 +125,29 @@ static void put_compound_page(struct page *page)
/* __split_huge_page_refcount run before us */
compound_unlock_irqrestore(page_head, flags);
VM_BUG_ON(PageHead(page_head));
- if (put_page_testzero(page_head))
- __put_single_page(page_head);
- out_put_single:
+skip_lock:
+ if (put_page_testzero(page_head)) {
+ /*
+ * The head page may have been
+ * freed and reallocated as a
+ * compound page of smaller
+ * order and then freed again.
+ * All we know is that it
+ * cannot have become: a THP
+ * page, a compound page of
+ * higher order, a tail page.
+ * That is because we still
+ * hold the refcount of the
+ * split THP tail and
+ * page_head was the THP head
+ * before the split.
+ */
+ if (PageHead(page_head))
+ __put_compound_page(page_head);
+ else
+ __put_single_page(page_head);
+ }
+out_put_single:
if (put_page_testzero(page))
__put_single_page(page);
return;
@@ -163,6 +214,31 @@ bool __get_page_tail(struct page *page)
struct page *page_head = compound_trans_head(page);
if (likely(page != page_head && get_page_unless_zero(page_head))) {
+ /* Ref to put_compound_page() comment. */
+ if (PageHeadHuge(page_head)) {
+ if (likely(PageTail(page))) {
+ /*
+ * This is a hugetlbfs
+ * page. __split_huge_page_refcount
+ * cannot race here.
+ */
+ VM_BUG_ON(!PageHead(page_head));
+ __get_page_tail_foll(page, false);
+ return true;
+ } else {
+ /*
+ * __split_huge_page_refcount run
+ * before us, "page" was a THP
+ * tail. The split page_head has been
+ * freed and reallocated as slab or
+ * hugetlbfs page of smaller order
+ * (only possible if reallocated as
+ * slab on x86).
+ */
+ put_page(page_head);
+ return false;
+ }
+ }
/*
* page_head wasn't a dangling pointer but it
* may not be a head page anymore by the time
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index b40d3da..48a62d8 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -522,6 +522,22 @@ static const struct header_ops vlan_header_ops = {
.parse = eth_header_parse,
};
+static int vlan_passthru_hard_header(struct sk_buff *skb, struct net_device *dev,
+ unsigned short type,
+ const void *daddr, const void *saddr,
+ unsigned int len)
+{
+ struct net_device *real_dev = vlan_dev_info(dev)->real_dev;
+
+ return dev_hard_header(skb, real_dev, type, daddr, saddr, len);
+}
+
+static const struct header_ops vlan_passthru_header_ops = {
+ .create = vlan_passthru_hard_header,
+ .rebuild = dev_rebuild_header,
+ .parse = eth_header_parse,
+};
+
static const struct net_device_ops vlan_netdev_ops;
static int vlan_dev_init(struct net_device *dev)
@@ -561,7 +577,7 @@ static int vlan_dev_init(struct net_device *dev)
dev->needed_headroom = real_dev->needed_headroom;
if (real_dev->features & NETIF_F_HW_VLAN_TX) {
- dev->header_ops = real_dev->header_ops;
+ dev->header_ops = &vlan_passthru_header_ops;
dev->hard_header_len = real_dev->hard_header_len;
} else {
dev->header_ops = &vlan_header_ops;
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index a06deca..2157984 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -1743,7 +1743,7 @@ int br_multicast_set_hash_max(struct net_bridge *br, unsigned long val)
u32 old;
struct net_bridge_mdb_htable *mdb;
- spin_lock(&br->multicast_lock);
+ spin_lock_bh(&br->multicast_lock);
if (!netif_running(br->dev))
goto unlock;
@@ -1775,7 +1775,7 @@ rollback:
}
unlock:
- spin_unlock(&br->multicast_lock);
+ spin_unlock_bh(&br->multicast_lock);
return err;
}
diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c
index b856f87..1d9a529 100644
--- a/net/core/drop_monitor.c
+++ b/net/core/drop_monitor.c
@@ -61,7 +61,6 @@ static struct genl_family net_drop_monitor_family = {
.hdrsize = 0,
.name = "NET_DM",
.version = 2,
- .maxattr = NET_DM_CMD_MAX,
};
static DEFINE_PER_CPU(struct per_cpu_dm_data, dm_cpu_data);
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index ccee270..6be5e8e 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -119,6 +119,10 @@ static int inet_csk_diag_fill(struct sock *sk,
r->id.idiag_sport = inet->inet_sport;
r->id.idiag_dport = inet->inet_dport;
+
+ memset(&r->id.idiag_src, 0, sizeof(r->id.idiag_src));
+ memset(&r->id.idiag_dst, 0, sizeof(r->id.idiag_dst));
+
r->id.idiag_src[0] = inet->inet_rcv_saddr;
r->id.idiag_dst[0] = inet->inet_daddr;
@@ -209,13 +213,20 @@ static int inet_twsk_diag_fill(struct inet_timewait_sock *tw,
r->idiag_family = tw->tw_family;
r->idiag_retrans = 0;
+
r->id.idiag_if = tw->tw_bound_dev_if;
r->id.idiag_cookie[0] = (u32)(unsigned long)tw;
r->id.idiag_cookie[1] = (u32)(((unsigned long)tw >> 31) >> 1);
+
r->id.idiag_sport = tw->tw_sport;
r->id.idiag_dport = tw->tw_dport;
+
+ memset(&r->id.idiag_src, 0, sizeof(r->id.idiag_src));
+ memset(&r->id.idiag_dst, 0, sizeof(r->id.idiag_dst));
+
r->id.idiag_src[0] = tw->tw_rcv_saddr;
r->id.idiag_dst[0] = tw->tw_daddr;
+
r->idiag_state = tw->tw_substate;
r->idiag_timer = 3;
r->idiag_expires = DIV_ROUND_UP(tmo * 1000, HZ);
@@ -598,8 +609,13 @@ static int inet_diag_fill_req(struct sk_buff *skb, struct sock *sk,
r->id.idiag_sport = inet->inet_sport;
r->id.idiag_dport = ireq->rmt_port;
+
+ memset(&r->id.idiag_src, 0, sizeof(r->id.idiag_src));
+ memset(&r->id.idiag_dst, 0, sizeof(r->id.idiag_dst));
+
r->id.idiag_src[0] = ireq->loc_addr;
r->id.idiag_dst[0] = ireq->rmt_addr;
+
r->idiag_expires = jiffies_to_msecs(tmo);
r->idiag_rqueue = 0;
r->idiag_wqueue = 0;
@@ -824,7 +840,7 @@ next_normal:
++num;
}
- if (r->idiag_states & TCPF_TIME_WAIT) {
+ if (r->idiag_states & (TCPF_TIME_WAIT | TCPF_FIN_WAIT2)) {
struct inet_timewait_sock *tw;
inet_twsk_for_each(tw, node,
@@ -832,6 +848,8 @@ next_normal:
if (num < s_num)
goto next_dying;
+ if (!(r->idiag_states & (1 << tw->tw_substate)))
+ goto next_dying;
if (r->id.idiag_sport != tw->tw_sport &&
r->id.idiag_sport)
goto next_dying;
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index b5e64e4..140d377 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -155,9 +155,12 @@ static struct mr_table *ipmr_get_table(struct net *net, u32 id)
static int ipmr_fib_lookup(struct net *net, struct flowi4 *flp4,
struct mr_table **mrt)
{
- struct ipmr_result res;
- struct fib_lookup_arg arg = { .result = &res, };
int err;
+ struct ipmr_result res;
+ struct fib_lookup_arg arg = {
+ .result = &res,
+ .flags = FIB_LOOKUP_NOREF,
+ };
err = fib_rules_lookup(net->ipv4.mr_rules_ops,
flowi4_to_flowi(flp4), 0, &arg);
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index f5af259..f96c96f 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -139,9 +139,12 @@ static struct mr6_table *ip6mr_get_table(struct net *net, u32 id)
static int ip6mr_fib_lookup(struct net *net, struct flowi6 *flp6,
struct mr6_table **mrt)
{
- struct ip6mr_result res;
- struct fib_lookup_arg arg = { .result = &res, };
int err;
+ struct ip6mr_result res;
+ struct fib_lookup_arg arg = {
+ .result = &res,
+ .flags = FIB_LOOKUP_NOREF,
+ };
err = fib_rules_lookup(net->ipv6.mr6_rules_ops,
flowi6_to_flowi(flp6), 0, &arg);
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 1768238..9a4f437 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2058,15 +2058,11 @@ struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
{
struct net *net = dev_net(idev->dev);
struct rt6_info *rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops,
- net->loopback_dev, 0);
+ net->loopback_dev, DST_NOCOUNT);
struct neighbour *neigh;
- if (rt == NULL) {
- if (net_ratelimit())
- pr_warning("IPv6: Maximum number of routes reached,"
- " consider increasing route/max_size.\n");
+ if (rt == NULL)
return ERR_PTR(-ENOMEM);
- }
in6_dev_hold(idev);
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index 99a60d5..f432d7b 100644
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -715,7 +715,7 @@ static int llc_ui_recvmsg(struct kiocb *iocb, struct socket *sock,
struct llc_sock *llc = llc_sk(sk);
size_t copied = 0;
u32 peek_seq = 0;
- u32 *seq;
+ u32 *seq, skb_len;
unsigned long used;
int target; /* Read at least this many bytes */
long timeo;
@@ -813,6 +813,7 @@ static int llc_ui_recvmsg(struct kiocb *iocb, struct socket *sock,
}
continue;
found_ok_skb:
+ skb_len = skb->len;
/* Ok so how much can we use? */
used = skb->len - offset;
if (len < used)
@@ -843,7 +844,7 @@ static int llc_ui_recvmsg(struct kiocb *iocb, struct socket *sock,
}
/* Partial read */
- if (used + offset < skb->len)
+ if (used + offset < skb_len)
continue;
} while (len > 0);
diff --git a/net/rds/ib.c b/net/rds/ib.c
index b4c8b00..ba2dffe 100644
--- a/net/rds/ib.c
+++ b/net/rds/ib.c
@@ -338,7 +338,8 @@ static int rds_ib_laddr_check(__be32 addr)
ret = rdma_bind_addr(cm_id, (struct sockaddr *)&sin);
/* due to this, we will claim to support iWARP devices unless we
check node_type. */
- if (ret || cm_id->device->node_type != RDMA_NODE_IB_CA)
+ if (ret || !cm_id->device ||
+ cm_id->device->node_type != RDMA_NODE_IB_CA)
ret = -EADDRNOTAVAIL;
rdsdebug("addr %pI4 ret %d node type %d\n",
diff --git a/net/rds/ib_send.c b/net/rds/ib_send.c
index e590949..37be6e2 100644
--- a/net/rds/ib_send.c
+++ b/net/rds/ib_send.c
@@ -552,9 +552,8 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm,
&& rm->m_inc.i_hdr.h_flags & RDS_FLAG_CONG_BITMAP) {
rds_cong_map_updated(conn->c_fcong, ~(u64) 0);
scat = &rm->data.op_sg[sg];
- ret = sizeof(struct rds_header) + RDS_CONG_MAP_BYTES;
- ret = min_t(int, ret, scat->length - conn->c_xmit_data_off);
- return ret;
+ ret = max_t(int, RDS_CONG_MAP_BYTES, scat->length);
+ return sizeof(struct rds_header) + ret;
}
/* FIXME we may overallocate here */
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index bf76dec7..686fb1a 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -1258,6 +1258,7 @@ static int rose_recvmsg(struct kiocb *iocb, struct socket *sock,
if (msg->msg_name) {
struct sockaddr_rose *srose;
+ struct full_sockaddr_rose *full_srose = msg->msg_name;
memset(msg->msg_name, 0, sizeof(struct full_sockaddr_rose));
srose = msg->msg_name;
@@ -1265,18 +1266,9 @@ static int rose_recvmsg(struct kiocb *iocb, struct socket *sock,
srose->srose_addr = rose->dest_addr;
srose->srose_call = rose->dest_call;
srose->srose_ndigis = rose->dest_ndigis;
- if (msg->msg_namelen >= sizeof(struct full_sockaddr_rose)) {
- struct full_sockaddr_rose *full_srose = (struct full_sockaddr_rose *)msg->msg_name;
- for (n = 0 ; n < rose->dest_ndigis ; n++)
- full_srose->srose_digis[n] = rose->dest_digis[n];
- msg->msg_namelen = sizeof(struct full_sockaddr_rose);
- } else {
- if (rose->dest_ndigis >= 1) {
- srose->srose_ndigis = 1;
- srose->srose_digi = rose->dest_digis[0];
- }
- msg->msg_namelen = sizeof(struct sockaddr_rose);
- }
+ for (n = 0 ; n < rose->dest_ndigis ; n++)
+ full_srose->srose_digis[n] = rose->dest_digis[n];
+ msg->msg_namelen = sizeof(struct full_sockaddr_rose);
}
skb_free_datagram(sk, skb);
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 9338ccc..eddfdec 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -696,7 +696,9 @@ static int unix_autobind(struct socket *sock)
int err;
unsigned int retries = 0;
- mutex_lock(&u->readlock);
+ err = mutex_lock_interruptible(&u->readlock);
+ if (err)
+ return err;
err = 0;
if (u->addr)
@@ -829,7 +831,9 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
goto out;
addr_len = err;
- mutex_lock(&u->readlock);
+ err = mutex_lock_interruptible(&u->readlock);
+ if (err)
+ goto out;
err = -EINVAL;
if (u->addr)
diff --git a/net/wireless/radiotap.c b/net/wireless/radiotap.c
index 617a310..60549a4 100644
--- a/net/wireless/radiotap.c
+++ b/net/wireless/radiotap.c
@@ -122,6 +122,10 @@ int ieee80211_radiotap_iterator_init(
/* find payload start allowing for extended bitmap(s) */
if (iterator->_bitmap_shifter & (1<<IEEE80211_RADIOTAP_EXT)) {
+ if ((unsigned long)iterator->_arg -
+ (unsigned long)iterator->_rtheader + sizeof(uint32_t) >
+ (unsigned long)iterator->_max_length)
+ return -EINVAL;
while (get_unaligned_le32(iterator->_arg) &
(1 << IEEE80211_RADIOTAP_EXT)) {
iterator->_arg += sizeof(uint32_t);
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 5898f34..bcf1d73 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -217,6 +217,14 @@ static int inode_alloc_security(struct inode *inode)
return 0;
}
+static void inode_free_rcu(struct rcu_head *head)
+{
+ struct inode_security_struct *isec;
+
+ isec = container_of(head, struct inode_security_struct, rcu);
+ kmem_cache_free(sel_inode_cache, isec);
+}
+
static void inode_free_security(struct inode *inode)
{
struct inode_security_struct *isec = inode->i_security;
@@ -227,8 +235,16 @@ static void inode_free_security(struct inode *inode)
list_del_init(&isec->list);
spin_unlock(&sbsec->isec_lock);
- inode->i_security = NULL;
- kmem_cache_free(sel_inode_cache, isec);
+ /*
+ * The inode may still be referenced in a path walk and
+ * a call to selinux_inode_permission() can be made
+ * after inode_free_security() is called. Ideally, the VFS
+ * wouldn't do this, but fixing that is a much harder
+ * job. For now, simply free the i_security via RCU, and
+ * leave the current inode->i_security pointer intact.
+ * The inode will be freed after the RCU grace period too.
+ */
+ call_rcu(&isec->rcu, inode_free_rcu);
}
static int file_alloc_security(struct file *file)
@@ -4181,8 +4197,10 @@ static int selinux_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
}
err = avc_has_perm(sk_sid, peer_sid, SECCLASS_PEER,
PEER__RECV, &ad);
- if (err)
+ if (err) {
selinux_netlbl_err(skb, err, 0);
+ return err;
+ }
}
if (secmark_active) {
@@ -5372,11 +5390,11 @@ static int selinux_setprocattr(struct task_struct *p,
/* Check for ptracing, and update the task SID if ok.
Otherwise, leave SID unchanged and fail. */
ptsid = 0;
- task_lock(p);
+ rcu_read_lock();
tracer = ptrace_parent(p);
if (tracer)
ptsid = task_sid(tracer);
- task_unlock(p);
+ rcu_read_unlock();
if (tracer) {
error = avc_has_perm(ptsid, sid, SECCLASS_PROCESS,
diff --git a/security/selinux/include/objsec.h b/security/selinux/include/objsec.h
index 26c7eee..7b1830b 100644
--- a/security/selinux/include/objsec.h
+++ b/security/selinux/include/objsec.h
@@ -38,7 +38,10 @@ struct task_security_struct {
struct inode_security_struct {
struct inode *inode; /* back pointer to inode object */
- struct list_head list; /* list of inode_security_struct */
+ union {
+ struct list_head list; /* list of inode_security_struct */
+ struct rcu_head rcu; /* for freeing the inode_security_struct */
+ };
u32 task_sid; /* SID of creating task */
u32 sid; /* SID of this object */
u16 sclass; /* security class of this object */
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index 3420bd3..cf0d46e 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -1846,6 +1846,8 @@ static int wait_for_avail(struct snd_pcm_substream *substream,
case SNDRV_PCM_STATE_DISCONNECTED:
err = -EBADFD;
goto _endloop;
+ case SNDRV_PCM_STATE_PAUSED:
+ continue;
}
if (!tout) {
snd_printd("%s write error (DMA or IRQ trouble?)\n",
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 7ebe4b7..fea6895 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2618,6 +2618,10 @@ static void __devinit check_probe_mask(struct azx *chip, int dev)
* white/black-list for enable_msi
*/
static struct snd_pci_quirk msi_black_list[] __devinitdata = {
+ SND_PCI_QUIRK(0x103c, 0x2191, "HP", 0), /* AMD Hudson */
+ SND_PCI_QUIRK(0x103c, 0x2192, "HP", 0), /* AMD Hudson */
+ SND_PCI_QUIRK(0x103c, 0x21f7, "HP", 0), /* AMD Hudson */
+ SND_PCI_QUIRK(0x103c, 0x21fa, "HP", 0), /* AMD Hudson */
SND_PCI_QUIRK(0x1043, 0x81f2, "ASUS", 0), /* Athlon64 X2 + nvidia */
SND_PCI_QUIRK(0x1043, 0x81f6, "ASUS", 0), /* nvidia */
SND_PCI_QUIRK(0x1043, 0x822d, "ASUS", 0), /* Athlon64 X2 + nvidia MCP55 */
diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c
index 285ef87..fafb76f 100644
--- a/sound/soc/codecs/wm8904.c
+++ b/sound/soc/codecs/wm8904.c
@@ -1714,7 +1714,7 @@ static int wm8904_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_DSP_B:
- aif1 |= WM8904_AIF_LRCLK_INV;
+ aif1 |= 0x3 | WM8904_AIF_LRCLK_INV;
case SND_SOC_DAIFMT_DSP_A:
aif1 |= 0x3;
break;
diff --git a/tools/power/cpupower/utils/cpupower-set.c b/tools/power/cpupower/utils/cpupower-set.c
index dc4de37..bcf1d2f 100644
--- a/tools/power/cpupower/utils/cpupower-set.c
+++ b/tools/power/cpupower/utils/cpupower-set.c
@@ -18,9 +18,9 @@
#include "helpers/bitmask.h"
static struct option set_opts[] = {
- { .name = "perf-bias", .has_arg = optional_argument, .flag = NULL, .val = 'b'},
- { .name = "sched-mc", .has_arg = optional_argument, .flag = NULL, .val = 'm'},
- { .name = "sched-smt", .has_arg = optional_argument, .flag = NULL, .val = 's'},
+ { .name = "perf-bias", .has_arg = required_argument, .flag = NULL, .val = 'b'},
+ { .name = "sched-mc", .has_arg = required_argument, .flag = NULL, .val = 'm'},
+ { .name = "sched-smt", .has_arg = required_argument, .flag = NULL, .val = 's'},
{ },
};
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