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-rw-r--r--Documentation/networking/scaling.txt2
-rw-r--r--arch/powerpc/platforms/powermac/pci.c14
-rw-r--r--arch/s390/include/asm/elf.h3
-rw-r--r--arch/s390/mm/pgtable.c7
-rw-r--r--arch/sparc/include/asm/spitfire.h2
-rw-r--r--arch/sparc/include/asm/xor_64.h4
-rw-r--r--arch/sparc/kernel/cpu.c12
-rw-r--r--arch/sparc/kernel/cpumap.c2
-rw-r--r--arch/sparc/kernel/head_64.S25
-rw-r--r--arch/sparc/kernel/process_32.c3
-rw-r--r--arch/sparc/kernel/process_64.c3
-rw-r--r--arch/sparc/kernel/setup_32.c2
-rw-r--r--arch/sparc/kernel/setup_64.c18
-rw-r--r--arch/sparc/mm/init_64.c5
-rw-r--r--arch/x86/kernel/rtc.c23
-rw-r--r--arch/x86/platform/mrst/vrtc.c9
-rw-r--r--block/blk-core.c13
-rw-r--r--block/blk-sysfs.c5
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c4
-rw-r--r--drivers/gpu/drm/i915/intel_display.c22
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h3
-rw-r--r--drivers/gpu/drm/i915/intel_sdvo.c88
-rw-r--r--drivers/ide/ide-disk.c7
-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_cm.c10
-rw-r--r--drivers/media/video/omap/omap_vout.c13
-rw-r--r--drivers/media/video/omap3isp/ispccdc.c1
-rw-r--r--drivers/media/video/uvc/uvc_driver.c2
-rw-r--r--drivers/media/video/uvc/uvc_entity.c2
-rw-r--r--drivers/media/video/uvc/uvc_video.c10
-rw-r--r--drivers/media/video/uvc/uvcvideo.h2
-rw-r--r--drivers/media/video/v4l2-dev.c11
-rw-r--r--drivers/media/video/v4l2-device.c2
-rw-r--r--drivers/mfd/jz4740-adc.c2
-rw-r--r--drivers/net/bnx2x/bnx2x_dcb.c1
-rw-r--r--drivers/net/bnx2x/bnx2x_main.c16
-rw-r--r--drivers/net/bnx2x/bnx2x_reg.h12
-rw-r--r--drivers/net/cxgb3/cxgb3_offload.c23
-rw-r--r--drivers/net/cxgb3/l2t.c15
-rw-r--r--drivers/net/cxgb3/l2t.h16
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h2
-rw-r--r--drivers/net/wireless/ath/ath9k/recv.c10
-rw-r--r--drivers/net/wireless/iwlegacy/iwl-core.c4
-rw-r--r--drivers/net/wireless/iwlegacy/iwl-hcmd.c2
-rw-r--r--drivers/net/wireless/iwlegacy/iwl-tx.c4
-rw-r--r--drivers/net/wireless/iwlegacy/iwl3945-base.c8
-rw-r--r--drivers/net/wireless/iwlegacy/iwl4965-base.c10
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-scan.c30
-rw-r--r--drivers/net/wireless/rtlwifi/usb.c1
-rw-r--r--drivers/s390/cio/cio.c8
-rw-r--r--drivers/scsi/3w-9xxx.c2
-rw-r--r--drivers/scsi/Makefile2
-rw-r--r--drivers/scsi/aacraid/commsup.c2
-rw-r--r--drivers/scsi/cxgbi/cxgb3i/cxgb3i.c2
-rw-r--r--drivers/scsi/libsas/sas_expander.c2
-rw-r--r--fs/btrfs/file.c24
-rw-r--r--include/linux/irqdomain.h1
-rw-r--r--include/linux/sched.h1
-rw-r--r--include/trace/events/writeback.h10
-rw-r--r--init/main.c4
-rw-r--r--kernel/irq/irqdomain.c6
-rw-r--r--kernel/posix-cpu-timers.c5
-rw-r--r--kernel/resource.c7
-rw-r--r--kernel/sched.c26
-rw-r--r--kernel/sched_rt.c4
-rw-r--r--net/batman-adv/soft-interface.c10
-rw-r--r--net/ceph/ceph_common.c1
-rw-r--r--net/ceph/messenger.c1
-rw-r--r--net/ceph/osd_client.c4
-rw-r--r--net/ceph/osdmap.c84
-rw-r--r--net/ipv6/ip6mr.c8
-rw-r--r--net/ipv6/route.c4
-rw-r--r--net/wireless/nl80211.c5
-rw-r--r--net/xfrm/xfrm_policy.c10
-rw-r--r--sound/pci/hda/hda_intel.c9
-rw-r--r--tools/perf/util/evsel.c7
75 files changed, 444 insertions, 290 deletions
diff --git a/Documentation/networking/scaling.txt b/Documentation/networking/scaling.txt
index 58fd7414e6c..8ce7c30e723 100644
--- a/Documentation/networking/scaling.txt
+++ b/Documentation/networking/scaling.txt
@@ -243,7 +243,7 @@ configured. The number of entries in the global flow table is set through:
The number of entries in the per-queue flow table are set through:
- /sys/class/net/<dev>/queues/tx-<n>/rps_flow_cnt
+ /sys/class/net/<dev>/queues/rx-<n>/rps_flow_cnt
== Suggested Configuration
diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c
index 5cc83851ad0..31a7d3a7ce2 100644
--- a/arch/powerpc/platforms/powermac/pci.c
+++ b/arch/powerpc/platforms/powermac/pci.c
@@ -561,6 +561,20 @@ static struct pci_ops u4_pcie_pci_ops =
.write = u4_pcie_write_config,
};
+static void __devinit pmac_pci_fixup_u4_of_node(struct pci_dev *dev)
+{
+ /* Apple's device-tree "hides" the root complex virtual P2P bridge
+ * on U4. However, Linux sees it, causing the PCI <-> OF matching
+ * code to fail to properly match devices below it. This works around
+ * it by setting the node of the bridge to point to the PHB node,
+ * which is not entirely correct but fixes the matching code and
+ * doesn't break anything else. It's also the simplest possible fix.
+ */
+ if (dev->dev.of_node == NULL)
+ dev->dev.of_node = pcibios_get_phb_of_node(dev->bus);
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_APPLE, 0x5b, pmac_pci_fixup_u4_of_node);
+
#endif /* CONFIG_PPC64 */
#ifdef CONFIG_PPC32
diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h
index 64b61bf72e9..547f1a6a35d 100644
--- a/arch/s390/include/asm/elf.h
+++ b/arch/s390/include/asm/elf.h
@@ -188,7 +188,8 @@ extern char elf_platform[];
#define SET_PERSONALITY(ex) \
do { \
if (personality(current->personality) != PER_LINUX32) \
- set_personality(PER_LINUX); \
+ set_personality(PER_LINUX | \
+ (current->personality & ~PER_MASK)); \
if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
set_thread_flag(TIF_31BIT); \
else \
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index f69ff3c1349..5d56c2b95b1 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -303,15 +303,15 @@ int gmap_unmap_segment(struct gmap *gmap, unsigned long to, unsigned long len)
/* Walk the guest addr space page table */
table = gmap->table + (((to + off) >> 53) & 0x7ff);
if (*table & _REGION_ENTRY_INV)
- return 0;
+ goto out;
table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
table = table + (((to + off) >> 42) & 0x7ff);
if (*table & _REGION_ENTRY_INV)
- return 0;
+ goto out;
table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
table = table + (((to + off) >> 31) & 0x7ff);
if (*table & _REGION_ENTRY_INV)
- return 0;
+ goto out;
table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
table = table + (((to + off) >> 20) & 0x7ff);
@@ -319,6 +319,7 @@ int gmap_unmap_segment(struct gmap *gmap, unsigned long to, unsigned long len)
flush |= gmap_unlink_segment(gmap, table);
*table = _SEGMENT_ENTRY_INV;
}
+out:
up_read(&gmap->mm->mmap_sem);
if (flush)
gmap_flush_tlb(gmap);
diff --git a/arch/sparc/include/asm/spitfire.h b/arch/sparc/include/asm/spitfire.h
index 55a17c6efeb..d06a2660175 100644
--- a/arch/sparc/include/asm/spitfire.h
+++ b/arch/sparc/include/asm/spitfire.h
@@ -43,6 +43,8 @@
#define SUN4V_CHIP_NIAGARA1 0x01
#define SUN4V_CHIP_NIAGARA2 0x02
#define SUN4V_CHIP_NIAGARA3 0x03
+#define SUN4V_CHIP_NIAGARA4 0x04
+#define SUN4V_CHIP_NIAGARA5 0x05
#define SUN4V_CHIP_UNKNOWN 0xff
#ifndef __ASSEMBLY__
diff --git a/arch/sparc/include/asm/xor_64.h b/arch/sparc/include/asm/xor_64.h
index 9ed6ff679ab..ee8edc68423 100644
--- a/arch/sparc/include/asm/xor_64.h
+++ b/arch/sparc/include/asm/xor_64.h
@@ -66,6 +66,8 @@ static struct xor_block_template xor_block_niagara = {
((tlb_type == hypervisor && \
(sun4v_chip_type == SUN4V_CHIP_NIAGARA1 || \
sun4v_chip_type == SUN4V_CHIP_NIAGARA2 || \
- sun4v_chip_type == SUN4V_CHIP_NIAGARA3)) ? \
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA3 || \
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA4 || \
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA5)) ? \
&xor_block_niagara : \
&xor_block_VIS)
diff --git a/arch/sparc/kernel/cpu.c b/arch/sparc/kernel/cpu.c
index 9810fd88105..ba9b1cec4e6 100644
--- a/arch/sparc/kernel/cpu.c
+++ b/arch/sparc/kernel/cpu.c
@@ -481,6 +481,18 @@ static void __init sun4v_cpu_probe(void)
sparc_pmu_type = "niagara3";
break;
+ case SUN4V_CHIP_NIAGARA4:
+ sparc_cpu_type = "UltraSparc T4 (Niagara4)";
+ sparc_fpu_type = "UltraSparc T4 integrated FPU";
+ sparc_pmu_type = "niagara4";
+ break;
+
+ case SUN4V_CHIP_NIAGARA5:
+ sparc_cpu_type = "UltraSparc T5 (Niagara5)";
+ sparc_fpu_type = "UltraSparc T5 integrated FPU";
+ sparc_pmu_type = "niagara5";
+ break;
+
default:
printk(KERN_WARNING "CPU: Unknown sun4v cpu type [%s]\n",
prom_cpu_compatible);
diff --git a/arch/sparc/kernel/cpumap.c b/arch/sparc/kernel/cpumap.c
index 4197e8d62d4..9323eafccb9 100644
--- a/arch/sparc/kernel/cpumap.c
+++ b/arch/sparc/kernel/cpumap.c
@@ -325,6 +325,8 @@ static int iterate_cpu(struct cpuinfo_tree *t, unsigned int root_index)
case SUN4V_CHIP_NIAGARA1:
case SUN4V_CHIP_NIAGARA2:
case SUN4V_CHIP_NIAGARA3:
+ case SUN4V_CHIP_NIAGARA4:
+ case SUN4V_CHIP_NIAGARA5:
rover_inc_table = niagara_iterate_method;
break;
default:
diff --git a/arch/sparc/kernel/head_64.S b/arch/sparc/kernel/head_64.S
index 0eac1b2fc53..0d810c2f1d0 100644
--- a/arch/sparc/kernel/head_64.S
+++ b/arch/sparc/kernel/head_64.S
@@ -133,7 +133,7 @@ prom_sun4v_name:
prom_niagara_prefix:
.asciz "SUNW,UltraSPARC-T"
prom_sparc_prefix:
- .asciz "SPARC-T"
+ .asciz "SPARC-"
.align 4
prom_root_compatible:
.skip 64
@@ -396,7 +396,7 @@ sun4v_chip_type:
or %g1, %lo(prom_cpu_compatible), %g1
sethi %hi(prom_sparc_prefix), %g7
or %g7, %lo(prom_sparc_prefix), %g7
- mov 7, %g3
+ mov 6, %g3
90: ldub [%g7], %g2
ldub [%g1], %g4
cmp %g2, %g4
@@ -408,10 +408,23 @@ sun4v_chip_type:
sethi %hi(prom_cpu_compatible), %g1
or %g1, %lo(prom_cpu_compatible), %g1
- ldub [%g1 + 7], %g2
+ ldub [%g1 + 6], %g2
+ cmp %g2, 'T'
+ be,pt %xcc, 70f
+ cmp %g2, 'M'
+ bne,pn %xcc, 4f
+ nop
+
+70: ldub [%g1 + 7], %g2
cmp %g2, '3'
be,pt %xcc, 5f
mov SUN4V_CHIP_NIAGARA3, %g4
+ cmp %g2, '4'
+ be,pt %xcc, 5f
+ mov SUN4V_CHIP_NIAGARA4, %g4
+ cmp %g2, '5'
+ be,pt %xcc, 5f
+ mov SUN4V_CHIP_NIAGARA5, %g4
ba,pt %xcc, 4f
nop
@@ -545,6 +558,12 @@ niagara_tlb_fixup:
cmp %g1, SUN4V_CHIP_NIAGARA3
be,pt %xcc, niagara2_patch
nop
+ cmp %g1, SUN4V_CHIP_NIAGARA4
+ be,pt %xcc, niagara2_patch
+ nop
+ cmp %g1, SUN4V_CHIP_NIAGARA5
+ be,pt %xcc, niagara2_patch
+ nop
call generic_patch_copyops
nop
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c
index c8cc461ff75..f793742eec2 100644
--- a/arch/sparc/kernel/process_32.c
+++ b/arch/sparc/kernel/process_32.c
@@ -380,8 +380,7 @@ void flush_thread(void)
#endif
}
- /* Now, this task is no longer a kernel thread. */
- current->thread.current_ds = USER_DS;
+ /* This task is no longer a kernel thread. */
if (current->thread.flags & SPARC_FLAG_KTHREAD) {
current->thread.flags &= ~SPARC_FLAG_KTHREAD;
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index c158a95ec66..d959cd0a4aa 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -368,9 +368,6 @@ void flush_thread(void)
/* Clear FPU register state. */
t->fpsaved[0] = 0;
-
- if (get_thread_current_ds() != ASI_AIUS)
- set_fs(USER_DS);
}
/* It's a bit more tricky when 64-bit tasks are involved... */
diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c
index d26e1f6c717..3e3e2914c70 100644
--- a/arch/sparc/kernel/setup_32.c
+++ b/arch/sparc/kernel/setup_32.c
@@ -137,7 +137,7 @@ static void __init process_switch(char c)
prom_halt();
break;
case 'p':
- /* Just ignore, this behavior is now the default. */
+ prom_early_console.flags &= ~CON_BOOT;
break;
default:
printk("Unknown boot switch (-%c)\n", c);
diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c
index 3c5bb784214..c965595aa7e 100644
--- a/arch/sparc/kernel/setup_64.c
+++ b/arch/sparc/kernel/setup_64.c
@@ -106,7 +106,7 @@ static void __init process_switch(char c)
prom_halt();
break;
case 'p':
- /* Just ignore, this behavior is now the default. */
+ prom_early_console.flags &= ~CON_BOOT;
break;
case 'P':
/* Force UltraSPARC-III P-Cache on. */
@@ -425,10 +425,14 @@ static void __init init_sparc64_elf_hwcap(void)
else if (tlb_type == hypervisor) {
if (sun4v_chip_type == SUN4V_CHIP_NIAGARA1 ||
sun4v_chip_type == SUN4V_CHIP_NIAGARA2 ||
- sun4v_chip_type == SUN4V_CHIP_NIAGARA3)
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA3 ||
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA4 ||
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA5)
cap |= HWCAP_SPARC_BLKINIT;
if (sun4v_chip_type == SUN4V_CHIP_NIAGARA2 ||
- sun4v_chip_type == SUN4V_CHIP_NIAGARA3)
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA3 ||
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA4 ||
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA5)
cap |= HWCAP_SPARC_N2;
}
@@ -452,11 +456,15 @@ static void __init init_sparc64_elf_hwcap(void)
if (sun4v_chip_type == SUN4V_CHIP_NIAGARA1)
cap |= AV_SPARC_ASI_BLK_INIT;
if (sun4v_chip_type == SUN4V_CHIP_NIAGARA2 ||
- sun4v_chip_type == SUN4V_CHIP_NIAGARA3)
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA3 ||
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA4 ||
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA5)
cap |= (AV_SPARC_VIS | AV_SPARC_VIS2 |
AV_SPARC_ASI_BLK_INIT |
AV_SPARC_POPC);
- if (sun4v_chip_type == SUN4V_CHIP_NIAGARA3)
+ if (sun4v_chip_type == SUN4V_CHIP_NIAGARA3 ||
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA4 ||
+ sun4v_chip_type == SUN4V_CHIP_NIAGARA5)
cap |= (AV_SPARC_VIS3 | AV_SPARC_HPC |
AV_SPARC_FMAF);
}
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 581531dbc8b..8e073d80213 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -511,6 +511,11 @@ static void __init read_obp_translations(void)
for (i = 0; i < prom_trans_ents; i++)
prom_trans[i].data &= ~0x0003fe0000000000UL;
}
+
+ /* Force execute bit on. */
+ for (i = 0; i < prom_trans_ents; i++)
+ prom_trans[i].data |= (tlb_type == hypervisor ?
+ _PAGE_EXEC_4V : _PAGE_EXEC_4U);
}
static void __init hypervisor_tlb_lock(unsigned long vaddr,
diff --git a/arch/x86/kernel/rtc.c b/arch/x86/kernel/rtc.c
index 3f2ad2640d8..ccdbc16b894 100644
--- a/arch/x86/kernel/rtc.c
+++ b/arch/x86/kernel/rtc.c
@@ -42,8 +42,11 @@ int mach_set_rtc_mmss(unsigned long nowtime)
{
int real_seconds, real_minutes, cmos_minutes;
unsigned char save_control, save_freq_select;
+ unsigned long flags;
int retval = 0;
+ spin_lock_irqsave(&rtc_lock, flags);
+
/* tell the clock it's being set */
save_control = CMOS_READ(RTC_CONTROL);
CMOS_WRITE((save_control|RTC_SET), RTC_CONTROL);
@@ -93,12 +96,17 @@ int mach_set_rtc_mmss(unsigned long nowtime)
CMOS_WRITE(save_control, RTC_CONTROL);
CMOS_WRITE(save_freq_select, RTC_FREQ_SELECT);
+ spin_unlock_irqrestore(&rtc_lock, flags);
+
return retval;
}
unsigned long mach_get_cmos_time(void)
{
unsigned int status, year, mon, day, hour, min, sec, century = 0;
+ unsigned long flags;
+
+ spin_lock_irqsave(&rtc_lock, flags);
/*
* If UIP is clear, then we have >= 244 microseconds before
@@ -125,6 +133,8 @@ unsigned long mach_get_cmos_time(void)
status = CMOS_READ(RTC_CONTROL);
WARN_ON_ONCE(RTC_ALWAYS_BCD && (status & RTC_DM_BINARY));
+ spin_unlock_irqrestore(&rtc_lock, flags);
+
if (RTC_ALWAYS_BCD || !(status & RTC_DM_BINARY)) {
sec = bcd2bin(sec);
min = bcd2bin(min);
@@ -169,24 +179,15 @@ EXPORT_SYMBOL(rtc_cmos_write);
int update_persistent_clock(struct timespec now)
{
- unsigned long flags;
- int retval;
-
- spin_lock_irqsave(&rtc_lock, flags);
- retval = x86_platform.set_wallclock(now.tv_sec);
- spin_unlock_irqrestore(&rtc_lock, flags);
-
- return retval;
+ return x86_platform.set_wallclock(now.tv_sec);
}
/* not static: needed by APM */
void read_persistent_clock(struct timespec *ts)
{
- unsigned long retval, flags;
+ unsigned long retval;
- spin_lock_irqsave(&rtc_lock, flags);
retval = x86_platform.get_wallclock();
- spin_unlock_irqrestore(&rtc_lock, flags);
ts->tv_sec = retval;
ts->tv_nsec = 0;
diff --git a/arch/x86/platform/mrst/vrtc.c b/arch/x86/platform/mrst/vrtc.c
index 73d70d65e76..6d5dbcdd444 100644
--- a/arch/x86/platform/mrst/vrtc.c
+++ b/arch/x86/platform/mrst/vrtc.c
@@ -58,8 +58,11 @@ EXPORT_SYMBOL_GPL(vrtc_cmos_write);
unsigned long vrtc_get_time(void)
{
u8 sec, min, hour, mday, mon;
+ unsigned long flags;
u32 year;
+ spin_lock_irqsave(&rtc_lock, flags);
+
while ((vrtc_cmos_read(RTC_FREQ_SELECT) & RTC_UIP))
cpu_relax();
@@ -70,6 +73,8 @@ unsigned long vrtc_get_time(void)
mon = vrtc_cmos_read(RTC_MONTH);
year = vrtc_cmos_read(RTC_YEAR);
+ spin_unlock_irqrestore(&rtc_lock, flags);
+
/* vRTC YEAR reg contains the offset to 1960 */
year += 1960;
@@ -83,8 +88,10 @@ unsigned long vrtc_get_time(void)
int vrtc_set_mmss(unsigned long nowtime)
{
int real_sec, real_min;
+ unsigned long flags;
int vrtc_min;
+ spin_lock_irqsave(&rtc_lock, flags);
vrtc_min = vrtc_cmos_read(RTC_MINUTES);
real_sec = nowtime % 60;
@@ -95,6 +102,8 @@ int vrtc_set_mmss(unsigned long nowtime)
vrtc_cmos_write(real_sec, RTC_SECONDS);
vrtc_cmos_write(real_min, RTC_MINUTES);
+ spin_unlock_irqrestore(&rtc_lock, flags);
+
return 0;
}
diff --git a/block/blk-core.c b/block/blk-core.c
index b2ed78afd9f..d34433ae791 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -348,9 +348,10 @@ void blk_put_queue(struct request_queue *q)
EXPORT_SYMBOL(blk_put_queue);
/*
- * Note: If a driver supplied the queue lock, it should not zap that lock
- * unexpectedly as some queue cleanup components like elevator_exit() and
- * blk_throtl_exit() need queue lock.
+ * Note: If a driver supplied the queue lock, it is disconnected
+ * by this function. The actual state of the lock doesn't matter
+ * here as the request_queue isn't accessible after this point
+ * (QUEUE_FLAG_DEAD is set) and no other requests will be queued.
*/
void blk_cleanup_queue(struct request_queue *q)
{
@@ -367,10 +368,8 @@ void blk_cleanup_queue(struct request_queue *q)
queue_flag_set_unlocked(QUEUE_FLAG_DEAD, q);
mutex_unlock(&q->sysfs_lock);
- if (q->elevator)
- elevator_exit(q->elevator);
-
- blk_throtl_exit(q);
+ if (q->queue_lock != &q->__queue_lock)
+ q->queue_lock = &q->__queue_lock;
blk_put_queue(q);
}
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index e681805cdb4..60fda88c57f 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -479,6 +479,11 @@ static void blk_release_queue(struct kobject *kobj)
blk_sync_queue(q);
+ if (q->elevator)
+ elevator_exit(q->elevator);
+
+ blk_throtl_exit(q);
+
if (rl->rq_pool)
mempool_destroy(rl->rq_pool);
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index ce045a8cf82..f07e4252b70 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -67,11 +67,11 @@ module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600);
MODULE_PARM_DESC(i915_enable_rc6,
"Enable power-saving render C-state 6 (default: true)");
-unsigned int i915_enable_fbc __read_mostly = 1;
+unsigned int i915_enable_fbc __read_mostly = -1;
module_param_named(i915_enable_fbc, i915_enable_fbc, int, 0600);
MODULE_PARM_DESC(i915_enable_fbc,
"Enable frame buffer compression for power savings "
- "(default: false)");
+ "(default: -1 (use per-chip default))");
unsigned int i915_lvds_downclock __read_mostly = 0;
module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400);
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 56a8554d903..04411ad2e77 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1799,6 +1799,7 @@ static void intel_update_fbc(struct drm_device *dev)
struct drm_framebuffer *fb;
struct intel_framebuffer *intel_fb;
struct drm_i915_gem_object *obj;
+ int enable_fbc;
DRM_DEBUG_KMS("\n");
@@ -1839,8 +1840,15 @@ static void intel_update_fbc(struct drm_device *dev)
intel_fb = to_intel_framebuffer(fb);
obj = intel_fb->obj;
- if (!i915_enable_fbc) {
- DRM_DEBUG_KMS("fbc disabled per module param (default off)\n");
+ enable_fbc = i915_enable_fbc;
+ if (enable_fbc < 0) {
+ DRM_DEBUG_KMS("fbc set to per-chip default\n");
+ enable_fbc = 1;
+ if (INTEL_INFO(dev)->gen <= 5)
+ enable_fbc = 0;
+ }
+ if (!enable_fbc) {
+ DRM_DEBUG_KMS("fbc disabled per module param\n");
dev_priv->no_fbc_reason = FBC_MODULE_PARAM;
goto out_disable;
}
@@ -4687,13 +4695,13 @@ static bool intel_choose_pipe_bpp_dither(struct drm_crtc *crtc,
bpc = 6; /* min is 18bpp */
break;
case 24:
- bpc = min((unsigned int)8, display_bpc);
+ bpc = 8;
break;
case 30:
- bpc = min((unsigned int)10, display_bpc);
+ bpc = 10;
break;
case 48:
- bpc = min((unsigned int)12, display_bpc);
+ bpc = 12;
break;
default:
DRM_DEBUG("unsupported depth, assuming 24 bits\n");
@@ -4701,10 +4709,12 @@ static bool intel_choose_pipe_bpp_dither(struct drm_crtc *crtc,
break;
}
+ display_bpc = min(display_bpc, bpc);
+
DRM_DEBUG_DRIVER("setting pipe bpc to %d (max display bpc %d)\n",
bpc, display_bpc);
- *pipe_bpp = bpc * 3;
+ *pipe_bpp = display_bpc * 3;
return display_bpc != bpc;
}
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 0b2ee9d3998..fe1099d8817 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -337,9 +337,6 @@ extern void intel_release_load_detect_pipe(struct intel_encoder *intel_encoder,
struct drm_connector *connector,
struct intel_load_detect_pipe *old);
-extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);
-extern int intel_sdvo_supports_hotplug(struct drm_connector *connector);
-extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable);
extern void intelfb_restore(void);
extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
u16 blue, int regno);
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 30fe554d893..6348c499616 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -92,6 +92,11 @@ struct intel_sdvo {
*/
uint16_t attached_output;
+ /*
+ * Hotplug activation bits for this device
+ */
+ uint8_t hotplug_active[2];
+
/**
* This is used to select the color range of RBG outputs in HDMI mode.
* It is only valid when using TMDS encoding and 8 bit per color mode.
@@ -1208,74 +1213,20 @@ static bool intel_sdvo_get_capabilities(struct intel_sdvo *intel_sdvo, struct in
return true;
}
-/* No use! */
-#if 0
-struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB)
-{
- struct drm_connector *connector = NULL;
- struct intel_sdvo *iout = NULL;
- struct intel_sdvo *sdvo;
-
- /* find the sdvo connector */
- list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
- iout = to_intel_sdvo(connector);
-
- if (iout->type != INTEL_OUTPUT_SDVO)
- continue;
-
- sdvo = iout->dev_priv;
-
- if (sdvo->sdvo_reg == SDVOB && sdvoB)
- return connector;
-
- if (sdvo->sdvo_reg == SDVOC && !sdvoB)
- return connector;
-
- }
-
- return NULL;
-}
-
-int intel_sdvo_supports_hotplug(struct drm_connector *connector)
+static int intel_sdvo_supports_hotplug(struct intel_sdvo *intel_sdvo)
{
u8 response[2];
- u8 status;
- struct intel_sdvo *intel_sdvo;
- DRM_DEBUG_KMS("\n");
-
- if (!connector)
- return 0;
-
- intel_sdvo = to_intel_sdvo(connector);
return intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT,
&response, 2) && response[0];
}
-void intel_sdvo_set_hotplug(struct drm_connector *connector, int on)
+static void intel_sdvo_enable_hotplug(struct intel_encoder *encoder)
{
- u8 response[2];
- u8 status;
- struct intel_sdvo *intel_sdvo = to_intel_sdvo(connector);
-
- intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
- intel_sdvo_read_response(intel_sdvo, &response, 2);
-
- if (on) {
- intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT, NULL, 0);
- status = intel_sdvo_read_response(intel_sdvo, &response, 2);
-
- intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
- } else {
- response[0] = 0;
- response[1] = 0;
- intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
- }
+ struct intel_sdvo *intel_sdvo = to_intel_sdvo(&encoder->base);
- intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
- intel_sdvo_read_response(intel_sdvo, &response, 2);
+ intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &intel_sdvo->hotplug_active, 2);
}
-#endif
static bool
intel_sdvo_multifunc_encoder(struct intel_sdvo *intel_sdvo)
@@ -2045,6 +1996,7 @@ intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device)
{
struct drm_encoder *encoder = &intel_sdvo->base.base;
struct drm_connector *connector;
+ struct intel_encoder *intel_encoder = to_intel_encoder(encoder);
struct intel_connector *intel_connector;
struct intel_sdvo_connector *intel_sdvo_connector;
@@ -2062,7 +2014,17 @@ intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device)
intel_connector = &intel_sdvo_connector->base;
connector = &intel_connector->base;
- connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT;
+ if (intel_sdvo_supports_hotplug(intel_sdvo) & (1 << device)) {
+ connector->polled = DRM_CONNECTOR_POLL_HPD;
+ intel_sdvo->hotplug_active[0] |= 1 << device;
+ /* Some SDVO devices have one-shot hotplug interrupts.
+ * Ensure that they get re-enabled when an interrupt happens.
+ */
+ intel_encoder->hot_plug = intel_sdvo_enable_hotplug;
+ intel_sdvo_enable_hotplug(intel_encoder);
+ }
+ else
+ connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT;
encoder->encoder_type = DRM_MODE_ENCODER_TMDS;
connector->connector_type = DRM_MODE_CONNECTOR_DVID;
@@ -2569,6 +2531,14 @@ bool intel_sdvo_init(struct drm_device *dev, int sdvo_reg)
if (!intel_sdvo_get_capabilities(intel_sdvo, &intel_sdvo->caps))
goto err;
+ /* Set up hotplug command - note paranoia about contents of reply.
+ * We assume that the hardware is in a sane state, and only touch
+ * the bits we think we understand.
+ */
+ intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG,
+ &intel_sdvo->hotplug_active, 2);
+ intel_sdvo->hotplug_active[0] &= ~0x3;
+
if (intel_sdvo_output_setup(intel_sdvo,
intel_sdvo->caps.output_flags) != true) {
DRM_DEBUG_KMS("SDVO output failed to setup on SDVO%c\n",
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 274798068a5..16f69be820c 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -435,7 +435,12 @@ static int idedisk_prep_fn(struct request_queue *q, struct request *rq)
if (!(rq->cmd_flags & REQ_FLUSH))
return BLKPREP_OK;
- cmd = kzalloc(sizeof(*cmd), GFP_ATOMIC);
+ if (rq->special) {
+ cmd = rq->special;
+ memset(cmd, 0, sizeof(*cmd));
+ } else {
+ cmd = kzalloc(sizeof(*cmd), GFP_ATOMIC);
+ }
/* FIXME: map struct ide_taskfile on rq->cmd[] */
BUG_ON(cmd == NULL);
diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c
index 17bf9d95463..6cd642aaa4d 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cm.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c
@@ -287,7 +287,7 @@ void __free_ep(struct kref *kref)
if (test_bit(RELEASE_RESOURCES, &ep->com.flags)) {
cxgb3_remove_tid(ep->com.tdev, (void *)ep, ep->hwtid);
dst_release(ep->dst);
- l2t_release(L2DATA(ep->com.tdev), ep->l2t);
+ l2t_release(ep->com.tdev, ep->l2t);
}
kfree(ep);
}
@@ -1178,7 +1178,7 @@ static int act_open_rpl(struct t3cdev *tdev, struct sk_buff *skb, void *ctx)
release_tid(ep->com.tdev, GET_TID(rpl), NULL);
cxgb3_free_atid(ep->com.tdev, ep->atid);
dst_release(ep->dst);
- l2t_release(L2DATA(ep->com.tdev), ep->l2t);
+ l2t_release(ep->com.tdev, ep->l2t);
put_ep(&ep->com);
return CPL_RET_BUF_DONE;
}
@@ -1377,7 +1377,7 @@ static int pass_accept_req(struct t3cdev *tdev, struct sk_buff *skb, void *ctx)
if (!child_ep) {
printk(KERN_ERR MOD "%s - failed to allocate ep entry!\n",
__func__);
- l2t_release(L2DATA(tdev), l2t);
+ l2t_release(tdev, l2t);
dst_release(dst);
goto reject;
}
@@ -1956,7 +1956,7 @@ int iwch_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
if (!err)
goto out;
- l2t_release(L2DATA(h->rdev.t3cdev_p), ep->l2t);
+ l2t_release(h->rdev.t3cdev_p, ep->l2t);
fail4:
dst_release(ep->dst);
fail3:
@@ -2127,7 +2127,7 @@ int iwch_ep_redirect(void *ctx, struct dst_entry *old, struct dst_entry *new,
PDBG("%s ep %p redirect to dst %p l2t %p\n", __func__, ep, new,
l2t);
dst_hold(new);
- l2t_release(L2DATA(ep->com.tdev), ep->l2t);
+ l2t_release(ep->com.tdev, ep->l2t);
ep->l2t = l2t;
dst_release(old);
ep->dst = new;
diff --git a/drivers/media/video/omap/omap_vout.c b/drivers/media/video/omap/omap_vout.c
index b5ef3622244..b3a5ecdb33a 100644
--- a/drivers/media/video/omap/omap_vout.c
+++ b/drivers/media/video/omap/omap_vout.c
@@ -2194,19 +2194,6 @@ static int __init omap_vout_probe(struct platform_device *pdev)
"'%s' Display already enabled\n",
def_display->name);
}
- /* set the update mode */
- if (def_display->caps &
- OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE) {
- if (dssdrv->enable_te)
- dssdrv->enable_te(def_display, 0);
- if (dssdrv->set_update_mode)
- dssdrv->set_update_mode(def_display,
- OMAP_DSS_UPDATE_MANUAL);
- } else {
- if (dssdrv->set_update_mode)
- dssdrv->set_update_mode(def_display,
- OMAP_DSS_UPDATE_AUTO);
- }
}
}
diff --git a/drivers/media/video/omap3isp/ispccdc.c b/drivers/media/video/omap3isp/ispccdc.c
index 9d3459de04b..80796eb0c53 100644
--- a/drivers/media/video/omap3isp/ispccdc.c
+++ b/drivers/media/video/omap3isp/ispccdc.c
@@ -31,6 +31,7 @@
#include <linux/dma-mapping.h>
#include <linux/mm.h>
#include <linux/sched.h>
+#include <linux/slab.h>
#include <media/v4l2-event.h>
#include "isp.h"
diff --git a/drivers/media/video/uvc/uvc_driver.c b/drivers/media/video/uvc/uvc_driver.c
index d29f9c2d085..e4100b1f68d 100644
--- a/drivers/media/video/uvc/uvc_driver.c
+++ b/drivers/media/video/uvc/uvc_driver.c
@@ -1961,7 +1961,7 @@ static int __uvc_resume(struct usb_interface *intf, int reset)
list_for_each_entry(stream, &dev->streams, list) {
if (stream->intf == intf)
- return uvc_video_resume(stream);
+ return uvc_video_resume(stream, reset);
}
uvc_trace(UVC_TRACE_SUSPEND, "Resume: video streaming USB interface "
diff --git a/drivers/media/video/uvc/uvc_entity.c b/drivers/media/video/uvc/uvc_entity.c
index 48fea373c25..29e239911d0 100644
--- a/drivers/media/video/uvc/uvc_entity.c
+++ b/drivers/media/video/uvc/uvc_entity.c
@@ -49,7 +49,7 @@ static int uvc_mc_register_entity(struct uvc_video_chain *chain,
if (remote == NULL)
return -EINVAL;
- source = (UVC_ENTITY_TYPE(remote) != UVC_TT_STREAMING)
+ source = (UVC_ENTITY_TYPE(remote) == UVC_TT_STREAMING)
? (remote->vdev ? &remote->vdev->entity : NULL)
: &remote->subdev.entity;
if (source == NULL)
diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c
index 8244167c891..ffd1158628b 100644
--- a/drivers/media/video/uvc/uvc_video.c
+++ b/drivers/media/video/uvc/uvc_video.c
@@ -1104,10 +1104,18 @@ int uvc_video_suspend(struct uvc_streaming *stream)
* buffers, making sure userspace applications are notified of the problem
* instead of waiting forever.
*/
-int uvc_video_resume(struct uvc_streaming *stream)
+int uvc_video_resume(struct uvc_streaming *stream, int reset)
{
int ret;
+ /* If the bus has been reset on resume, set the alternate setting to 0.
+ * This should be the default value, but some devices crash or otherwise
+ * misbehave if they don't receive a SET_INTERFACE request before any
+ * other video control request.
+ */
+ if (reset)
+ usb_set_interface(stream->dev->udev, stream->intfnum, 0);
+
stream->frozen = 0;
ret = uvc_commit_video(stream, &stream->ctrl);
diff --git a/drivers/media/video/uvc/uvcvideo.h b/drivers/media/video/uvc/uvcvideo.h
index df32a43ca86..cbdd49bf8b6 100644
--- a/drivers/media/video/uvc/uvcvideo.h
+++ b/drivers/media/video/uvc/uvcvideo.h
@@ -638,7 +638,7 @@ extern void uvc_mc_cleanup_entity(struct uvc_entity *entity);
/* Video */
extern int uvc_video_init(struct uvc_streaming *stream);
extern int uvc_video_suspend(struct uvc_streaming *stream);
-extern int uvc_video_resume(struct uvc_streaming *stream);
+extern int uvc_video_resume(struct uvc_streaming *stream, int reset);
extern int uvc_video_enable(struct uvc_streaming *stream, int enable);
extern int uvc_probe_video(struct uvc_streaming *stream,
struct uvc_streaming_control *probe);
diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c
index 06f14008b34..d7215651772 100644
--- a/drivers/media/video/v4l2-dev.c
+++ b/drivers/media/video/v4l2-dev.c
@@ -173,6 +173,17 @@ static void v4l2_device_release(struct device *cd)
media_device_unregister_entity(&vdev->entity);
#endif
+ /* Do not call v4l2_device_put if there is no release callback set.
+ * Drivers that have no v4l2_device release callback might free the
+ * v4l2_dev instance in the video_device release callback below, so we
+ * must perform this check here.
+ *
+ * TODO: In the long run all drivers that use v4l2_device should use the
+ * v4l2_device release callback. This check will then be unnecessary.
+ */
+ if (v4l2_dev->release == NULL)
+ v4l2_dev = NULL;
+
/* Release video_device and perform other
cleanups as needed. */
vdev->release(vdev);
diff --git a/drivers/media/video/v4l2-device.c b/drivers/media/video/v4l2-device.c
index c72856c4143..e6a2c3b302d 100644
--- a/drivers/media/video/v4l2-device.c
+++ b/drivers/media/video/v4l2-device.c
@@ -38,6 +38,7 @@ int v4l2_device_register(struct device *dev, struct v4l2_device *v4l2_dev)
mutex_init(&v4l2_dev->ioctl_lock);
v4l2_prio_init(&v4l2_dev->prio);
kref_init(&v4l2_dev->ref);
+ get_device(dev);
v4l2_dev->dev = dev;
if (dev == NULL) {
/* If dev == NULL, then name must be filled in by the caller */
@@ -93,6 +94,7 @@ void v4l2_device_disconnect(struct v4l2_device *v4l2_dev)
if (dev_get_drvdata(v4l2_dev->dev) == v4l2_dev)
dev_set_drvdata(v4l2_dev->dev, NULL);
+ put_device(v4l2_dev->dev);
v4l2_dev->dev = NULL;
}
EXPORT_SYMBOL_GPL(v4l2_device_disconnect);
diff --git a/drivers/mfd/jz4740-adc.c b/drivers/mfd/jz4740-adc.c
index 21131c7b0f1..563654c9b19 100644
--- a/drivers/mfd/jz4740-adc.c
+++ b/drivers/mfd/jz4740-adc.c
@@ -273,7 +273,7 @@ static int __devinit jz4740_adc_probe(struct platform_device *pdev)
ct->regs.ack = JZ_REG_ADC_STATUS;
ct->chip.irq_mask = irq_gc_mask_set_bit;
ct->chip.irq_unmask = irq_gc_mask_clr_bit;
- ct->chip.irq_ack = irq_gc_ack;
+ ct->chip.irq_ack = irq_gc_ack_set_bit;
irq_setup_generic_chip(gc, IRQ_MSK(5), 0, 0, IRQ_NOPROBE | IRQ_LEVEL);
diff --git a/drivers/net/bnx2x/bnx2x_dcb.c b/drivers/net/bnx2x/bnx2x_dcb.c
index a1e004a82f7..0b4acf67e0c 100644
--- a/drivers/net/bnx2x/bnx2x_dcb.c
+++ b/drivers/net/bnx2x/bnx2x_dcb.c
@@ -2120,6 +2120,7 @@ static u8 bnx2x_dcbnl_get_cap(struct net_device *netdev, int capid, u8 *cap)
break;
case DCB_CAP_ATTR_DCBX:
*cap = BNX2X_DCBX_CAPS;
+ break;
default:
rval = -EINVAL;
break;
diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c
index c027e9341a1..15f800085bb 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -4943,7 +4943,7 @@ static void bnx2x_init_def_sb(struct bnx2x *bp)
int igu_seg_id;
int port = BP_PORT(bp);
int func = BP_FUNC(bp);
- int reg_offset;
+ int reg_offset, reg_offset_en5;
u64 section;
int index;
struct hc_sp_status_block_data sp_sb_data;
@@ -4966,6 +4966,8 @@ static void bnx2x_init_def_sb(struct bnx2x *bp)
reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
+ reg_offset_en5 = (port ? MISC_REG_AEU_ENABLE5_FUNC_1_OUT_0 :
+ MISC_REG_AEU_ENABLE5_FUNC_0_OUT_0);
for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) {
int sindex;
/* take care of sig[0]..sig[4] */
@@ -4980,7 +4982,7 @@ static void bnx2x_init_def_sb(struct bnx2x *bp)
* and not 16 between the different groups
*/
bp->attn_group[index].sig[4] = REG_RD(bp,
- reg_offset + 0x10 + 0x4*index);
+ reg_offset_en5 + 0x4*index);
else
bp->attn_group[index].sig[4] = 0;
}
@@ -7625,8 +7627,11 @@ u32 bnx2x_send_unload_req(struct bnx2x *bp, int unload_mode)
u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
u8 *mac_addr = bp->dev->dev_addr;
u32 val;
+ u16 pmc;
+
/* The mac address is written to entries 1-4 to
- preserve entry 0 which is used by the PMF */
+ * preserve entry 0 which is used by the PMF
+ */
u8 entry = (BP_VN(bp) + 1)*8;
val = (mac_addr[0] << 8) | mac_addr[1];
@@ -7636,6 +7641,11 @@ u32 bnx2x_send_unload_req(struct bnx2x *bp, int unload_mode)
(mac_addr[4] << 8) | mac_addr[5];
EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val);
+ /* Enable the PME and clear the status */
+ pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmc);
+ pmc |= PCI_PM_CTRL_PME_ENABLE | PCI_PM_CTRL_PME_STATUS;
+ pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, pmc);
+
reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN;
} else
diff --git a/drivers/net/bnx2x/bnx2x_reg.h b/drivers/net/bnx2x/bnx2x_reg.h
index 750e8445dac..fc7bd0f23c0 100644
--- a/drivers/net/bnx2x/bnx2x_reg.h
+++ b/drivers/net/bnx2x/bnx2x_reg.h
@@ -1384,6 +1384,18 @@
Latched ump_tx_parity; [31] MCP Latched scpad_parity; */
#define MISC_REG_AEU_ENABLE4_PXP_0 0xa108
#define MISC_REG_AEU_ENABLE4_PXP_1 0xa1a8
+/* [RW 32] fifth 32b for enabling the output for function 0 output0. Mapped
+ * as follows: [0] PGLUE config_space; [1] PGLUE misc_flr; [2] PGLUE B RBC
+ * attention [3] PGLUE B RBC parity; [4] ATC attention; [5] ATC parity; [6]
+ * mstat0 attention; [7] mstat0 parity; [8] mstat1 attention; [9] mstat1
+ * parity; [31-10] Reserved; */
+#define MISC_REG_AEU_ENABLE5_FUNC_0_OUT_0 0xa688
+/* [RW 32] Fifth 32b for enabling the output for function 1 output0. Mapped
+ * as follows: [0] PGLUE config_space; [1] PGLUE misc_flr; [2] PGLUE B RBC
+ * attention [3] PGLUE B RBC parity; [4] ATC attention; [5] ATC parity; [6]
+ * mstat0 attention; [7] mstat0 parity; [8] mstat1 attention; [9] mstat1
+ * parity; [31-10] Reserved; */
+#define MISC_REG_AEU_ENABLE5_FUNC_1_OUT_0 0xa6b0
/* [RW 1] set/clr general attention 0; this will set/clr bit 94 in the aeu
128 bit vector */
#define MISC_REG_AEU_GENERAL_ATTN_0 0xa000
diff --git a/drivers/net/cxgb3/cxgb3_offload.c b/drivers/net/cxgb3/cxgb3_offload.c
index 805076c54f1..da5a5d9b8af 100644
--- a/drivers/net/cxgb3/cxgb3_offload.c
+++ b/drivers/net/cxgb3/cxgb3_offload.c
@@ -1146,12 +1146,14 @@ static void cxgb_redirect(struct dst_entry *old, struct dst_entry *new)
if (te && te->ctx && te->client && te->client->redirect) {
update_tcb = te->client->redirect(te->ctx, old, new, e);
if (update_tcb) {
+ rcu_read_lock();
l2t_hold(L2DATA(tdev), e);
+ rcu_read_unlock();
set_l2t_ix(tdev, tid, e);
}
}
}
- l2t_release(L2DATA(tdev), e);
+ l2t_release(tdev, e);
}
/*
@@ -1264,7 +1266,7 @@ int cxgb3_offload_activate(struct adapter *adapter)
goto out_free;
err = -ENOMEM;
- L2DATA(dev) = t3_init_l2t(l2t_capacity);
+ RCU_INIT_POINTER(dev->l2opt, t3_init_l2t(l2t_capacity));
if (!L2DATA(dev))
goto out_free;
@@ -1298,16 +1300,24 @@ int cxgb3_offload_activate(struct adapter *adapter)
out_free_l2t:
t3_free_l2t(L2DATA(dev));
- L2DATA(dev) = NULL;
+ rcu_assign_pointer(dev->l2opt, NULL);
out_free:
kfree(t);
return err;
}
+static void clean_l2_data(struct rcu_head *head)
+{
+ struct l2t_data *d = container_of(head, struct l2t_data, rcu_head);
+ t3_free_l2t(d);
+}
+
+
void cxgb3_offload_deactivate(struct adapter *adapter)
{
struct t3cdev *tdev = &adapter->tdev;
struct t3c_data *t = T3C_DATA(tdev);
+ struct l2t_data *d;
remove_adapter(adapter);
if (list_empty(&adapter_list))
@@ -1315,8 +1325,11 @@ void cxgb3_offload_deactivate(struct adapter *adapter)
free_tid_maps(&t->tid_maps);
T3C_DATA(tdev) = NULL;
- t3_free_l2t(L2DATA(tdev));
- L2DATA(tdev) = NULL;
+ rcu_read_lock();
+ d = L2DATA(tdev);
+ rcu_read_unlock();
+ rcu_assign_pointer(tdev->l2opt, NULL);
+ call_rcu(&d->rcu_head, clean_l2_data);
if (t->nofail_skb)
kfree_skb(t->nofail_skb);
kfree(t);
diff --git a/drivers/net/cxgb3/l2t.c b/drivers/net/cxgb3/l2t.c
index f452c400325..41540978a17 100644
--- a/drivers/net/cxgb3/l2t.c
+++ b/drivers/net/cxgb3/l2t.c
@@ -300,14 +300,21 @@ static inline void reuse_entry(struct l2t_entry *e, struct neighbour *neigh)
struct l2t_entry *t3_l2t_get(struct t3cdev *cdev, struct neighbour *neigh,
struct net_device *dev)
{
- struct l2t_entry *e;
- struct l2t_data *d = L2DATA(cdev);
+ struct l2t_entry *e = NULL;
+ struct l2t_data *d;
+ int hash;
u32 addr = *(u32 *) neigh->primary_key;
int ifidx = neigh->dev->ifindex;
- int hash = arp_hash(addr, ifidx, d);
struct port_info *p = netdev_priv(dev);
int smt_idx = p->port_id;
+ rcu_read_lock();
+ d = L2DATA(cdev);
+ if (!d)
+ goto done_rcu;
+
+ hash = arp_hash(addr, ifidx, d);
+
write_lock_bh(&d->lock);
for (e = d->l2tab[hash].first; e; e = e->next)
if (e->addr == addr && e->ifindex == ifidx &&
@@ -338,6 +345,8 @@ struct l2t_entry *t3_l2t_get(struct t3cdev *cdev, struct neighbour *neigh,
}
done:
write_unlock_bh(&d->lock);
+done_rcu:
+ rcu_read_unlock();
return e;
}
diff --git a/drivers/net/cxgb3/l2t.h b/drivers/net/cxgb3/l2t.h
index 7a12d52ed4f..c5f54796e2c 100644
--- a/drivers/net/cxgb3/l2t.h
+++ b/drivers/net/cxgb3/l2t.h
@@ -76,6 +76,7 @@ struct l2t_data {
atomic_t nfree; /* number of free entries */
rwlock_t lock;
struct l2t_entry l2tab[0];
+ struct rcu_head rcu_head; /* to handle rcu cleanup */
};
typedef void (*arp_failure_handler_func)(struct t3cdev * dev,
@@ -99,7 +100,7 @@ static inline void set_arp_failure_handler(struct sk_buff *skb,
/*
* Getting to the L2 data from an offload device.
*/
-#define L2DATA(dev) ((dev)->l2opt)
+#define L2DATA(cdev) (rcu_dereference((cdev)->l2opt))
#define W_TCB_L2T_IX 0
#define S_TCB_L2T_IX 7
@@ -126,15 +127,22 @@ static inline int l2t_send(struct t3cdev *dev, struct sk_buff *skb,
return t3_l2t_send_slow(dev, skb, e);
}
-static inline void l2t_release(struct l2t_data *d, struct l2t_entry *e)
+static inline void l2t_release(struct t3cdev *t, struct l2t_entry *e)
{
- if (atomic_dec_and_test(&e->refcnt))
+ struct l2t_data *d;
+
+ rcu_read_lock();
+ d = L2DATA(t);
+
+ if (atomic_dec_and_test(&e->refcnt) && d)
t3_l2e_free(d, e);
+
+ rcu_read_unlock();
}
static inline void l2t_hold(struct l2t_data *d, struct l2t_entry *e)
{
- if (atomic_add_return(1, &e->refcnt) == 1) /* 0 -> 1 transition */
+ if (d && atomic_add_return(1, &e->refcnt) == 1) /* 0 -> 1 transition */
atomic_dec(&d->nfree);
}
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
index 2339728a730..3e69c631ebb 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
@@ -1514,7 +1514,7 @@ static const u32 ar9300_2p2_mac_core[][2] = {
{0x00008258, 0x00000000},
{0x0000825c, 0x40000000},
{0x00008260, 0x00080922},
- {0x00008264, 0x9bc00010},
+ {0x00008264, 0x9d400010},
{0x00008268, 0xffffffff},
{0x0000826c, 0x0000ffff},
{0x00008270, 0x00000000},
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 9a4850154fb..4c21f8cbdeb 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -205,14 +205,22 @@ static void ath_rx_remove_buffer(struct ath_softc *sc,
static void ath_rx_edma_cleanup(struct ath_softc *sc)
{
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
struct ath_buf *bf;
ath_rx_remove_buffer(sc, ATH9K_RX_QUEUE_LP);
ath_rx_remove_buffer(sc, ATH9K_RX_QUEUE_HP);
list_for_each_entry(bf, &sc->rx.rxbuf, list) {
- if (bf->bf_mpdu)
+ if (bf->bf_mpdu) {
+ dma_unmap_single(sc->dev, bf->bf_buf_addr,
+ common->rx_bufsize,
+ DMA_BIDIRECTIONAL);
dev_kfree_skb_any(bf->bf_mpdu);
+ bf->bf_buf_addr = 0;
+ bf->bf_mpdu = NULL;
+ }
}
INIT_LIST_HEAD(&sc->rx.rxbuf);
diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c
index 35cd2537e7f..e5971fe9d16 100644
--- a/drivers/net/wireless/iwlegacy/iwl-core.c
+++ b/drivers/net/wireless/iwlegacy/iwl-core.c
@@ -937,7 +937,7 @@ void iwl_legacy_irq_handle_error(struct iwl_priv *priv)
&priv->contexts[IWL_RXON_CTX_BSS]);
#endif
- wake_up_interruptible(&priv->wait_command_queue);
+ wake_up(&priv->wait_command_queue);
/* Keep the restart process from trying to send host
* commands by clearing the INIT status bit */
@@ -1746,7 +1746,7 @@ int iwl_legacy_force_reset(struct iwl_priv *priv, bool external)
/* Set the FW error flag -- cleared on iwl_down */
set_bit(STATUS_FW_ERROR, &priv->status);
- wake_up_interruptible(&priv->wait_command_queue);
+ wake_up(&priv->wait_command_queue);
/*
* Keep the restart process from trying to send host
* commands by clearing the INIT status bit
diff --git a/drivers/net/wireless/iwlegacy/iwl-hcmd.c b/drivers/net/wireless/iwlegacy/iwl-hcmd.c
index 62b4b09122c..ce1fc9feb61 100644
--- a/drivers/net/wireless/iwlegacy/iwl-hcmd.c
+++ b/drivers/net/wireless/iwlegacy/iwl-hcmd.c
@@ -167,7 +167,7 @@ int iwl_legacy_send_cmd_sync(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
goto out;
}
- ret = wait_event_interruptible_timeout(priv->wait_command_queue,
+ ret = wait_event_timeout(priv->wait_command_queue,
!test_bit(STATUS_HCMD_ACTIVE, &priv->status),
HOST_COMPLETE_TIMEOUT);
if (!ret) {
diff --git a/drivers/net/wireless/iwlegacy/iwl-tx.c b/drivers/net/wireless/iwlegacy/iwl-tx.c
index 4fff995c6f3..ef9e268bf8a 100644
--- a/drivers/net/wireless/iwlegacy/iwl-tx.c
+++ b/drivers/net/wireless/iwlegacy/iwl-tx.c
@@ -625,6 +625,8 @@ iwl_legacy_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb)
cmd = txq->cmd[cmd_index];
meta = &txq->meta[cmd_index];
+ txq->time_stamp = jiffies;
+
pci_unmap_single(priv->pci_dev,
dma_unmap_addr(meta, mapping),
dma_unmap_len(meta, len),
@@ -645,7 +647,7 @@ iwl_legacy_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb)
clear_bit(STATUS_HCMD_ACTIVE, &priv->status);
IWL_DEBUG_INFO(priv, "Clearing HCMD_ACTIVE for command %s\n",
iwl_legacy_get_cmd_string(cmd->hdr.cmd));
- wake_up_interruptible(&priv->wait_command_queue);
+ wake_up(&priv->wait_command_queue);
}
/* Mark as unmapped */
diff --git a/drivers/net/wireless/iwlegacy/iwl3945-base.c b/drivers/net/wireless/iwlegacy/iwl3945-base.c
index 795826a014e..66ee15629a7 100644
--- a/drivers/net/wireless/iwlegacy/iwl3945-base.c
+++ b/drivers/net/wireless/iwlegacy/iwl3945-base.c
@@ -841,7 +841,7 @@ static void iwl3945_rx_card_state_notif(struct iwl_priv *priv,
wiphy_rfkill_set_hw_state(priv->hw->wiphy,
test_bit(STATUS_RF_KILL_HW, &priv->status));
else
- wake_up_interruptible(&priv->wait_command_queue);
+ wake_up(&priv->wait_command_queue);
}
/**
@@ -2269,7 +2269,7 @@ static void iwl3945_alive_start(struct iwl_priv *priv)
iwl3945_reg_txpower_periodic(priv);
IWL_DEBUG_INFO(priv, "ALIVE processing complete.\n");
- wake_up_interruptible(&priv->wait_command_queue);
+ wake_up(&priv->wait_command_queue);
return;
@@ -2300,7 +2300,7 @@ static void __iwl3945_down(struct iwl_priv *priv)
iwl_legacy_clear_driver_stations(priv);
/* Unblock any waiting calls */
- wake_up_interruptible_all(&priv->wait_command_queue);
+ wake_up_all(&priv->wait_command_queue);
/* Wipe out the EXIT_PENDING status bit if we are not actually
* exiting the module */
@@ -2853,7 +2853,7 @@ static int iwl3945_mac_start(struct ieee80211_hw *hw)
/* Wait for START_ALIVE from ucode. Otherwise callbacks from
* mac80211 will not be run successfully. */
- ret = wait_event_interruptible_timeout(priv->wait_command_queue,
+ ret = wait_event_timeout(priv->wait_command_queue,
test_bit(STATUS_READY, &priv->status),
UCODE_READY_TIMEOUT);
if (!ret) {
diff --git a/drivers/net/wireless/iwlegacy/iwl4965-base.c b/drivers/net/wireless/iwlegacy/iwl4965-base.c
index 14334668034..aa0c2539761 100644
--- a/drivers/net/wireless/iwlegacy/iwl4965-base.c
+++ b/drivers/net/wireless/iwlegacy/iwl4965-base.c
@@ -576,7 +576,7 @@ static void iwl4965_rx_card_state_notif(struct iwl_priv *priv,
wiphy_rfkill_set_hw_state(priv->hw->wiphy,
test_bit(STATUS_RF_KILL_HW, &priv->status));
else
- wake_up_interruptible(&priv->wait_command_queue);
+ wake_up(&priv->wait_command_queue);
}
/**
@@ -926,7 +926,7 @@ static void iwl4965_irq_tasklet(struct iwl_priv *priv)
handled |= CSR_INT_BIT_FH_TX;
/* Wake up uCode load routine, now that load is complete */
priv->ucode_write_complete = 1;
- wake_up_interruptible(&priv->wait_command_queue);
+ wake_up(&priv->wait_command_queue);
}
if (inta & ~handled) {
@@ -1795,7 +1795,7 @@ static void iwl4965_alive_start(struct iwl_priv *priv)
iwl4965_rf_kill_ct_config(priv);
IWL_DEBUG_INFO(priv, "ALIVE processing complete.\n");
- wake_up_interruptible(&priv->wait_command_queue);
+ wake_up(&priv->wait_command_queue);
iwl_legacy_power_update_mode(priv, true);
IWL_DEBUG_INFO(priv, "Updated power mode\n");
@@ -1828,7 +1828,7 @@ static void __iwl4965_down(struct iwl_priv *priv)
iwl_legacy_clear_driver_stations(priv);
/* Unblock any waiting calls */
- wake_up_interruptible_all(&priv->wait_command_queue);
+ wake_up_all(&priv->wait_command_queue);
/* Wipe out the EXIT_PENDING status bit if we are not actually
* exiting the module */
@@ -2266,7 +2266,7 @@ int iwl4965_mac_start(struct ieee80211_hw *hw)
/* Wait for START_ALIVE from Run Time ucode. Otherwise callbacks from
* mac80211 will not be run successfully. */
- ret = wait_event_interruptible_timeout(priv->wait_command_queue,
+ ret = wait_event_timeout(priv->wait_command_queue,
test_bit(STATUS_READY, &priv->status),
UCODE_READY_TIMEOUT);
if (!ret) {
diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index dd6937e9705..77e528f5db8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -405,31 +405,33 @@ int iwl_mac_hw_scan(struct ieee80211_hw *hw,
mutex_lock(&priv->mutex);
- if (test_bit(STATUS_SCANNING, &priv->status) &&
- priv->scan_type != IWL_SCAN_NORMAL) {
- IWL_DEBUG_SCAN(priv, "Scan already in progress.\n");
- ret = -EAGAIN;
- goto out_unlock;
- }
-
- /* mac80211 will only ask for one band at a time */
- priv->scan_request = req;
- priv->scan_vif = vif;
-
/*
* If an internal scan is in progress, just set
* up the scan_request as per above.
*/
if (priv->scan_type != IWL_SCAN_NORMAL) {
- IWL_DEBUG_SCAN(priv, "SCAN request during internal scan\n");
+ IWL_DEBUG_SCAN(priv,
+ "SCAN request during internal scan - defer\n");
+ priv->scan_request = req;
+ priv->scan_vif = vif;
ret = 0;
- } else
+ } else {
+ priv->scan_request = req;
+ priv->scan_vif = vif;
+ /*
+ * mac80211 will only ask for one band at a time
+ * so using channels[0] here is ok
+ */
ret = iwl_scan_initiate(priv, vif, IWL_SCAN_NORMAL,
req->channels[0]->band);
+ if (ret) {
+ priv->scan_request = NULL;
+ priv->scan_vif = NULL;
+ }
+ }
IWL_DEBUG_MAC80211(priv, "leave\n");
-out_unlock:
mutex_unlock(&priv->mutex);
return ret;
diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c
index 8b1cef0ffde..4bf3cf457ef 100644
--- a/drivers/net/wireless/rtlwifi/usb.c
+++ b/drivers/net/wireless/rtlwifi/usb.c
@@ -863,6 +863,7 @@ static void _rtl_usb_tx_preprocess(struct ieee80211_hw *hw, struct sk_buff *skb,
u8 tid = 0;
u16 seq_number = 0;
+ memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc));
if (ieee80211_is_auth(fc)) {
RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, ("MAC80211_LINKING\n"));
rtl_ips_nic_on(hw);
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index cbde448f994..eb3140ee821 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -654,8 +654,8 @@ static struct io_subchannel_private console_priv;
static int console_subchannel_in_use;
/*
- * Use tpi to get a pending interrupt, call the interrupt handler and
- * return a pointer to the subchannel structure.
+ * Use cio_tpi to get a pending interrupt and call the interrupt handler.
+ * Return non-zero if an interrupt was processed, zero otherwise.
*/
static int cio_tpi(void)
{
@@ -667,6 +667,10 @@ static int cio_tpi(void)
tpi_info = (struct tpi_info *)&S390_lowcore.subchannel_id;
if (tpi(NULL) != 1)
return 0;
+ if (tpi_info->adapter_IO) {
+ do_adapter_IO(tpi_info->isc);
+ return 1;
+ }
irb = (struct irb *)&S390_lowcore.irb;
/* Store interrupt response block to lowcore. */
if (tsch(tpi_info->schid, irb) != 0)
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index b7bd5b0cc7a..3868ab2397c 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -1800,10 +1800,12 @@ static int twa_scsi_queue_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_
switch (retval) {
case SCSI_MLQUEUE_HOST_BUSY:
twa_free_request_id(tw_dev, request_id);
+ twa_unmap_scsi_data(tw_dev, request_id);
break;
case 1:
tw_dev->state[request_id] = TW_S_COMPLETED;
twa_free_request_id(tw_dev, request_id);
+ twa_unmap_scsi_data(tw_dev, request_id);
SCpnt->result = (DID_ERROR << 16);
done(SCpnt);
retval = 0;
diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile
index 3c08f5352b2..6153a66a8a3 100644
--- a/drivers/scsi/Makefile
+++ b/drivers/scsi/Makefile
@@ -88,7 +88,7 @@ obj-$(CONFIG_SCSI_QLOGIC_FAS) += qlogicfas408.o qlogicfas.o
obj-$(CONFIG_PCMCIA_QLOGIC) += qlogicfas408.o
obj-$(CONFIG_SCSI_QLOGIC_1280) += qla1280.o
obj-$(CONFIG_SCSI_QLA_FC) += qla2xxx/
-obj-$(CONFIG_SCSI_QLA_ISCSI) += qla4xxx/
+obj-$(CONFIG_SCSI_QLA_ISCSI) += libiscsi.o qla4xxx/
obj-$(CONFIG_SCSI_LPFC) += lpfc/
obj-$(CONFIG_SCSI_BFA_FC) += bfa/
obj-$(CONFIG_SCSI_PAS16) += pas16.o
diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index e7d0d47b918..e5f2d7d9002 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -1283,6 +1283,8 @@ static int _aac_reset_adapter(struct aac_dev *aac, int forced)
kfree(aac->queues);
aac->queues = NULL;
free_irq(aac->pdev->irq, aac);
+ if (aac->msi)
+ pci_disable_msi(aac->pdev);
kfree(aac->fsa_dev);
aac->fsa_dev = NULL;
quirks = aac_get_driver_ident(index)->quirks;
diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c
index bd22041e278..f5864485033 100644
--- a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c
+++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c
@@ -913,7 +913,7 @@ static void l2t_put(struct cxgbi_sock *csk)
struct t3cdev *t3dev = (struct t3cdev *)csk->cdev->lldev;
if (csk->l2t) {
- l2t_release(L2DATA(t3dev), csk->l2t);
+ l2t_release(t3dev, csk->l2t);
csk->l2t = NULL;
cxgbi_sock_put(csk);
}
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index f84084bba2f..c9e3dc024bc 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -1721,7 +1721,7 @@ static int sas_find_bcast_dev(struct domain_device *dev,
list_for_each_entry(ch, &ex->children, siblings) {
if (ch->dev_type == EDGE_DEV || ch->dev_type == FANOUT_DEV) {
res = sas_find_bcast_dev(ch, src_dev);
- if (src_dev)
+ if (*src_dev)
return res;
}
}
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index a381cd22f51..e4e57d59edb 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1036,11 +1036,13 @@ out:
* on error we return an unlocked page and the error value
* on success we return a locked page and 0
*/
-static int prepare_uptodate_page(struct page *page, u64 pos)
+static int prepare_uptodate_page(struct page *page, u64 pos,
+ bool force_uptodate)
{
int ret = 0;
- if ((pos & (PAGE_CACHE_SIZE - 1)) && !PageUptodate(page)) {
+ if (((pos & (PAGE_CACHE_SIZE - 1)) || force_uptodate) &&
+ !PageUptodate(page)) {
ret = btrfs_readpage(NULL, page);
if (ret)
return ret;
@@ -1061,7 +1063,7 @@ static int prepare_uptodate_page(struct page *page, u64 pos)
static noinline int prepare_pages(struct btrfs_root *root, struct file *file,
struct page **pages, size_t num_pages,
loff_t pos, unsigned long first_index,
- size_t write_bytes)
+ size_t write_bytes, bool force_uptodate)
{
struct extent_state *cached_state = NULL;
int i;
@@ -1086,10 +1088,11 @@ again:
}
if (i == 0)
- err = prepare_uptodate_page(pages[i], pos);
+ err = prepare_uptodate_page(pages[i], pos,
+ force_uptodate);
if (i == num_pages - 1)
err = prepare_uptodate_page(pages[i],
- pos + write_bytes);
+ pos + write_bytes, false);
if (err) {
page_cache_release(pages[i]);
faili = i - 1;
@@ -1158,6 +1161,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file,
size_t num_written = 0;
int nrptrs;
int ret = 0;
+ bool force_page_uptodate = false;
nrptrs = min((iov_iter_count(i) + PAGE_CACHE_SIZE - 1) /
PAGE_CACHE_SIZE, PAGE_CACHE_SIZE /
@@ -1200,7 +1204,8 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file,
* contents of pages from loop to loop
*/
ret = prepare_pages(root, file, pages, num_pages,
- pos, first_index, write_bytes);
+ pos, first_index, write_bytes,
+ force_page_uptodate);
if (ret) {
btrfs_delalloc_release_space(inode,
num_pages << PAGE_CACHE_SHIFT);
@@ -1217,12 +1222,15 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file,
if (copied < write_bytes)
nrptrs = 1;
- if (copied == 0)
+ if (copied == 0) {
+ force_page_uptodate = true;
dirty_pages = 0;
- else
+ } else {
+ force_page_uptodate = false;
dirty_pages = (copied + offset +
PAGE_CACHE_SIZE - 1) >>
PAGE_CACHE_SHIFT;
+ }
/*
* If we had a short copy we need to release the excess delaloc
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index e807ad687a0..3ad553e8eae 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -80,6 +80,7 @@ extern void irq_domain_del(struct irq_domain *domain);
#endif /* CONFIG_IRQ_DOMAIN */
#if defined(CONFIG_IRQ_DOMAIN) && defined(CONFIG_OF_IRQ)
+extern struct irq_domain_ops irq_domain_simple_ops;
extern void irq_domain_add_simple(struct device_node *controller, int irq_base);
extern void irq_domain_generate_simple(const struct of_device_id *match,
u64 phys_base, unsigned int irq_start);
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 4ac2c0578e0..41d0237fd44 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1956,7 +1956,6 @@ static inline void disable_sched_clock_irqtime(void) {}
extern unsigned long long
task_sched_runtime(struct task_struct *task);
-extern unsigned long long thread_group_sched_runtime(struct task_struct *task);
/* sched_exec is called by processes performing an exec */
#ifdef CONFIG_SMP
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h
index 6bca4cc0063..5f172703eb4 100644
--- a/include/trace/events/writeback.h
+++ b/include/trace/events/writeback.h
@@ -298,7 +298,7 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template,
__array(char, name, 32)
__field(unsigned long, ino)
__field(unsigned long, state)
- __field(unsigned long, age)
+ __field(unsigned long, dirtied_when)
__field(unsigned long, writeback_index)
__field(long, nr_to_write)
__field(unsigned long, wrote)
@@ -309,19 +309,19 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template,
dev_name(inode->i_mapping->backing_dev_info->dev), 32);
__entry->ino = inode->i_ino;
__entry->state = inode->i_state;
- __entry->age = (jiffies - inode->dirtied_when) *
- 1000 / HZ;
+ __entry->dirtied_when = inode->dirtied_when;
__entry->writeback_index = inode->i_mapping->writeback_index;
__entry->nr_to_write = nr_to_write;
__entry->wrote = nr_to_write - wbc->nr_to_write;
),
- TP_printk("bdi %s: ino=%lu state=%s age=%lu "
+ TP_printk("bdi %s: ino=%lu state=%s dirtied_when=%lu age=%lu "
"index=%lu to_write=%ld wrote=%lu",
__entry->name,
__entry->ino,
show_inode_state(__entry->state),
- __entry->age,
+ __entry->dirtied_when,
+ (jiffies - __entry->dirtied_when) / HZ,
__entry->writeback_index,
__entry->nr_to_write,
__entry->wrote
diff --git a/init/main.c b/init/main.c
index 2a9b88aa5e7..03b408dff82 100644
--- a/init/main.c
+++ b/init/main.c
@@ -381,9 +381,6 @@ static noinline void __init_refok rest_init(void)
preempt_enable_no_resched();
schedule();
- /* At this point, we can enable user mode helper functionality */
- usermodehelper_enable();
-
/* Call into cpu_idle with preempt disabled */
preempt_disable();
cpu_idle();
@@ -733,6 +730,7 @@ static void __init do_basic_setup(void)
driver_init();
init_irq_proc();
do_ctors();
+ usermodehelper_enable();
do_initcalls();
}
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index d5828da3fd3..b57a3776de4 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -29,7 +29,11 @@ void irq_domain_add(struct irq_domain *domain)
*/
for (hwirq = 0; hwirq < domain->nr_irq; hwirq++) {
d = irq_get_irq_data(irq_domain_to_irq(domain, hwirq));
- if (d || d->domain) {
+ if (!d) {
+ WARN(1, "error: assigning domain to non existant irq_desc");
+ return;
+ }
+ if (d->domain) {
/* things are broken; just report, don't clean up */
WARN(1, "error: irq_desc already assigned to a domain");
return;
diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c
index 58f405b581e..c8008dd58ef 100644
--- a/kernel/posix-cpu-timers.c
+++ b/kernel/posix-cpu-timers.c
@@ -250,7 +250,7 @@ void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times)
do {
times->utime = cputime_add(times->utime, t->utime);
times->stime = cputime_add(times->stime, t->stime);
- times->sum_exec_runtime += t->se.sum_exec_runtime;
+ times->sum_exec_runtime += task_sched_runtime(t);
} while_each_thread(tsk, t);
out:
rcu_read_unlock();
@@ -312,7 +312,8 @@ static int cpu_clock_sample_group(const clockid_t which_clock,
cpu->cpu = cputime.utime;
break;
case CPUCLOCK_SCHED:
- cpu->sched = thread_group_sched_runtime(p);
+ thread_group_cputime(p, &cputime);
+ cpu->sched = cputime.sum_exec_runtime;
break;
}
return 0;
diff --git a/kernel/resource.c b/kernel/resource.c
index 3b3cedc5259..c8dc249da5c 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -419,6 +419,9 @@ static int __find_resource(struct resource *root, struct resource *old,
else
tmp.end = root->end;
+ if (tmp.end < tmp.start)
+ goto next;
+
resource_clip(&tmp, constraint->min, constraint->max);
arch_remove_reservations(&tmp);
@@ -436,8 +439,10 @@ static int __find_resource(struct resource *root, struct resource *old,
return 0;
}
}
- if (!this)
+
+next: if (!this || this->end == root->end)
break;
+
if (this != old)
tmp.start = this->end + 1;
this = this->sibling;
diff --git a/kernel/sched.c b/kernel/sched.c
index ec5f472bc5b..b50b0f0c9aa 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -3725,30 +3725,6 @@ unsigned long long task_sched_runtime(struct task_struct *p)
}
/*
- * Return sum_exec_runtime for the thread group.
- * In case the task is currently running, return the sum plus current's
- * pending runtime that have not been accounted yet.
- *
- * Note that the thread group might have other running tasks as well,
- * so the return value not includes other pending runtime that other
- * running tasks might have.
- */
-unsigned long long thread_group_sched_runtime(struct task_struct *p)
-{
- struct task_cputime totals;
- unsigned long flags;
- struct rq *rq;
- u64 ns;
-
- rq = task_rq_lock(p, &flags);
- thread_group_cputime(p, &totals);
- ns = totals.sum_exec_runtime + do_task_delta_exec(p, rq);
- task_rq_unlock(rq, p, &flags);
-
- return ns;
-}
-
-/*
* Account user cpu time to a process.
* @p: the process that the cpu time gets accounted to
* @cputime: the cpu time spent in user space since the last update
@@ -4372,7 +4348,7 @@ static inline void sched_submit_work(struct task_struct *tsk)
blk_schedule_flush_plug(tsk);
}
-asmlinkage void schedule(void)
+asmlinkage void __sched schedule(void)
{
struct task_struct *tsk = current;
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c
index 97540f0c9e4..af1177858be 100644
--- a/kernel/sched_rt.c
+++ b/kernel/sched_rt.c
@@ -1050,7 +1050,7 @@ select_task_rq_rt(struct task_struct *p, int sd_flag, int flags)
*/
if (curr && unlikely(rt_task(curr)) &&
(curr->rt.nr_cpus_allowed < 2 ||
- curr->prio < p->prio) &&
+ curr->prio <= p->prio) &&
(p->rt.nr_cpus_allowed > 1)) {
int target = find_lowest_rq(p);
@@ -1581,7 +1581,7 @@ static void task_woken_rt(struct rq *rq, struct task_struct *p)
p->rt.nr_cpus_allowed > 1 &&
rt_task(rq->curr) &&
(rq->curr->rt.nr_cpus_allowed < 2 ||
- rq->curr->prio < p->prio))
+ rq->curr->prio <= p->prio))
push_rt_tasks(rq);
}
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 3e2f91ffa4e..05dd35114a2 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -565,7 +565,7 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface)
struct orig_node *orig_node = NULL;
int data_len = skb->len, ret;
short vid = -1;
- bool do_bcast = false;
+ bool do_bcast;
if (atomic_read(&bat_priv->mesh_state) != MESH_ACTIVE)
goto dropped;
@@ -598,15 +598,15 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface)
tt_local_add(soft_iface, ethhdr->h_source);
orig_node = transtable_search(bat_priv, ethhdr->h_dest);
- if (is_multicast_ether_addr(ethhdr->h_dest) ||
- (orig_node && orig_node->gw_flags)) {
+ do_bcast = is_multicast_ether_addr(ethhdr->h_dest);
+ if (do_bcast || (orig_node && orig_node->gw_flags)) {
ret = gw_is_target(bat_priv, skb, orig_node);
if (ret < 0)
goto dropped;
- if (ret == 0)
- do_bcast = true;
+ if (ret)
+ do_bcast = false;
}
/* ethernet packet should be broadcasted */
diff --git a/net/ceph/ceph_common.c b/net/ceph/ceph_common.c
index 132963abc26..2883ea01e68 100644
--- a/net/ceph/ceph_common.c
+++ b/net/ceph/ceph_common.c
@@ -232,6 +232,7 @@ void ceph_destroy_options(struct ceph_options *opt)
ceph_crypto_key_destroy(opt->key);
kfree(opt->key);
}
+ kfree(opt->mon_addr);
kfree(opt);
}
EXPORT_SYMBOL(ceph_destroy_options);
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index c340e2e0765..9918e9eb276 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2307,6 +2307,7 @@ struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags)
m->front_max = front_len;
m->front_is_vmalloc = false;
m->more_to_follow = false;
+ m->ack_stamp = 0;
m->pool = NULL;
/* middle */
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index 16836a7df7a..88ad8a2501b 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -217,6 +217,7 @@ struct ceph_osd_request *ceph_osdc_alloc_request(struct ceph_osd_client *osdc,
INIT_LIST_HEAD(&req->r_unsafe_item);
INIT_LIST_HEAD(&req->r_linger_item);
INIT_LIST_HEAD(&req->r_linger_osd);
+ INIT_LIST_HEAD(&req->r_req_lru_item);
req->r_flags = flags;
WARN_ON((flags & (CEPH_OSD_FLAG_READ|CEPH_OSD_FLAG_WRITE)) == 0);
@@ -816,13 +817,10 @@ static void __register_request(struct ceph_osd_client *osdc,
{
req->r_tid = ++osdc->last_tid;
req->r_request->hdr.tid = cpu_to_le64(req->r_tid);
- INIT_LIST_HEAD(&req->r_req_lru_item);
-
dout("__register_request %p tid %lld\n", req, req->r_tid);
__insert_request(osdc, req);
ceph_osdc_get_request(req);
osdc->num_requests++;
-
if (osdc->num_requests == 1) {
dout(" first request, scheduling timeout\n");
__schedule_osd_timeout(osdc);
diff --git a/net/ceph/osdmap.c b/net/ceph/osdmap.c
index e97c3588c3e..fd863fe7693 100644
--- a/net/ceph/osdmap.c
+++ b/net/ceph/osdmap.c
@@ -339,6 +339,7 @@ static int __insert_pg_mapping(struct ceph_pg_mapping *new,
struct ceph_pg_mapping *pg = NULL;
int c;
+ dout("__insert_pg_mapping %llx %p\n", *(u64 *)&new->pgid, new);
while (*p) {
parent = *p;
pg = rb_entry(parent, struct ceph_pg_mapping, node);
@@ -366,16 +367,33 @@ static struct ceph_pg_mapping *__lookup_pg_mapping(struct rb_root *root,
while (n) {
pg = rb_entry(n, struct ceph_pg_mapping, node);
c = pgid_cmp(pgid, pg->pgid);
- if (c < 0)
+ if (c < 0) {
n = n->rb_left;
- else if (c > 0)
+ } else if (c > 0) {
n = n->rb_right;
- else
+ } else {
+ dout("__lookup_pg_mapping %llx got %p\n",
+ *(u64 *)&pgid, pg);
return pg;
+ }
}
return NULL;
}
+static int __remove_pg_mapping(struct rb_root *root, struct ceph_pg pgid)
+{
+ struct ceph_pg_mapping *pg = __lookup_pg_mapping(root, pgid);
+
+ if (pg) {
+ dout("__remove_pg_mapping %llx %p\n", *(u64 *)&pgid, pg);
+ rb_erase(&pg->node, root);
+ kfree(pg);
+ return 0;
+ }
+ dout("__remove_pg_mapping %llx dne\n", *(u64 *)&pgid);
+ return -ENOENT;
+}
+
/*
* rbtree of pg pool info
*/
@@ -711,7 +729,6 @@ struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end,
void *start = *p;
int err = -EINVAL;
u16 version;
- struct rb_node *rbp;
ceph_decode_16_safe(p, end, version, bad);
if (version > CEPH_OSDMAP_INC_VERSION) {
@@ -861,7 +878,6 @@ struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end,
}
/* new_pg_temp */
- rbp = rb_first(&map->pg_temp);
ceph_decode_32_safe(p, end, len, bad);
while (len--) {
struct ceph_pg_mapping *pg;
@@ -872,18 +888,6 @@ struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end,
ceph_decode_copy(p, &pgid, sizeof(pgid));
pglen = ceph_decode_32(p);
- /* remove any? */
- while (rbp && pgid_cmp(rb_entry(rbp, struct ceph_pg_mapping,
- node)->pgid, pgid) <= 0) {
- struct ceph_pg_mapping *cur =
- rb_entry(rbp, struct ceph_pg_mapping, node);
-
- rbp = rb_next(rbp);
- dout(" removed pg_temp %llx\n", *(u64 *)&cur->pgid);
- rb_erase(&cur->node, &map->pg_temp);
- kfree(cur);
- }
-
if (pglen) {
/* insert */
ceph_decode_need(p, end, pglen*sizeof(u32), bad);
@@ -903,17 +907,11 @@ struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end,
}
dout(" added pg_temp %llx len %d\n", *(u64 *)&pgid,
pglen);
+ } else {
+ /* remove */
+ __remove_pg_mapping(&map->pg_temp, pgid);
}
}
- while (rbp) {
- struct ceph_pg_mapping *cur =
- rb_entry(rbp, struct ceph_pg_mapping, node);
-
- rbp = rb_next(rbp);
- dout(" removed pg_temp %llx\n", *(u64 *)&cur->pgid);
- rb_erase(&cur->node, &map->pg_temp);
- kfree(cur);
- }
/* ignore the rest */
*p = end;
@@ -1046,10 +1044,25 @@ static int *calc_pg_raw(struct ceph_osdmap *osdmap, struct ceph_pg pgid,
struct ceph_pg_mapping *pg;
struct ceph_pg_pool_info *pool;
int ruleno;
- unsigned poolid, ps, pps;
+ unsigned poolid, ps, pps, t;
int preferred;
+ poolid = le32_to_cpu(pgid.pool);
+ ps = le16_to_cpu(pgid.ps);
+ preferred = (s16)le16_to_cpu(pgid.preferred);
+
+ pool = __lookup_pg_pool(&osdmap->pg_pools, poolid);
+ if (!pool)
+ return NULL;
+
/* pg_temp? */
+ if (preferred >= 0)
+ t = ceph_stable_mod(ps, le32_to_cpu(pool->v.lpg_num),
+ pool->lpgp_num_mask);
+ else
+ t = ceph_stable_mod(ps, le32_to_cpu(pool->v.pg_num),
+ pool->pgp_num_mask);
+ pgid.ps = cpu_to_le16(t);
pg = __lookup_pg_mapping(&osdmap->pg_temp, pgid);
if (pg) {
*num = pg->len;
@@ -1057,18 +1070,6 @@ static int *calc_pg_raw(struct ceph_osdmap *osdmap, struct ceph_pg pgid,
}
/* crush */
- poolid = le32_to_cpu(pgid.pool);
- ps = le16_to_cpu(pgid.ps);
- preferred = (s16)le16_to_cpu(pgid.preferred);
-
- /* don't forcefeed bad device ids to crush */
- if (preferred >= osdmap->max_osd ||
- preferred >= osdmap->crush->max_devices)
- preferred = -1;
-
- pool = __lookup_pg_pool(&osdmap->pg_pools, poolid);
- if (!pool)
- return NULL;
ruleno = crush_find_rule(osdmap->crush, pool->v.crush_ruleset,
pool->v.type, pool->v.size);
if (ruleno < 0) {
@@ -1078,6 +1079,11 @@ static int *calc_pg_raw(struct ceph_osdmap *osdmap, struct ceph_pg pgid,
return NULL;
}
+ /* don't forcefeed bad device ids to crush */
+ if (preferred >= osdmap->max_osd ||
+ preferred >= osdmap->crush->max_devices)
+ preferred = -1;
+
if (preferred >= 0)
pps = ceph_stable_mod(ps,
le32_to_cpu(pool->v.lpgp_num),
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 705c8288628..def0538e241 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -696,8 +696,10 @@ static netdev_tx_t reg_vif_xmit(struct sk_buff *skb,
int err;
err = ip6mr_fib_lookup(net, &fl6, &mrt);
- if (err < 0)
+ if (err < 0) {
+ kfree_skb(skb);
return err;
+ }
read_lock(&mrt_lock);
dev->stats.tx_bytes += skb->len;
@@ -2052,8 +2054,10 @@ int ip6_mr_input(struct sk_buff *skb)
int err;
err = ip6mr_fib_lookup(net, &fl6, &mrt);
- if (err < 0)
+ if (err < 0) {
+ kfree_skb(skb);
return err;
+ }
read_lock(&mrt_lock);
cache = ip6mr_cache_find(mrt,
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 1250f902067..fb545edef6e 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -244,7 +244,9 @@ static inline struct rt6_info *ip6_dst_alloc(struct dst_ops *ops,
{
struct rt6_info *rt = dst_alloc(ops, dev, 0, 0, flags);
- memset(&rt->rt6i_table, 0, sizeof(*rt) - sizeof(struct dst_entry));
+ if (rt != NULL)
+ memset(&rt->rt6i_table, 0,
+ sizeof(*rt) - sizeof(struct dst_entry));
return rt;
}
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index e83e7fee3bc..ea40d540a99 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -4113,9 +4113,12 @@ static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev,
if (len % sizeof(u32))
return -EINVAL;
+ if (settings->n_akm_suites > NL80211_MAX_NR_AKM_SUITES)
+ return -EINVAL;
+
memcpy(settings->akm_suites, data, len);
- for (i = 0; i < settings->n_ciphers_pairwise; i++)
+ for (i = 0; i < settings->n_akm_suites; i++)
if (!nl80211_valid_akm_suite(settings->akm_suites[i]))
return -EINVAL;
}
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 94fdcc7f103..552df27dcf5 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1349,14 +1349,16 @@ static inline struct xfrm_dst *xfrm_alloc_dst(struct net *net, int family)
BUG();
}
xdst = dst_alloc(dst_ops, NULL, 0, 0, 0);
- memset(&xdst->u.rt6.rt6i_table, 0, sizeof(*xdst) - sizeof(struct dst_entry));
- xfrm_policy_put_afinfo(afinfo);
- if (likely(xdst))
+ if (likely(xdst)) {
+ memset(&xdst->u.rt6.rt6i_table, 0,
+ sizeof(*xdst) - sizeof(struct dst_entry));
xdst->flo.ops = &xfrm_bundle_fc_ops;
- else
+ } else
xdst = ERR_PTR(-ENOBUFS);
+ xfrm_policy_put_afinfo(afinfo);
+
return xdst;
}
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index be6982289c0..e9a2a8795d1 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1924,7 +1924,8 @@ static unsigned int azx_via_get_position(struct azx *chip,
}
static unsigned int azx_get_position(struct azx *chip,
- struct azx_dev *azx_dev)
+ struct azx_dev *azx_dev,
+ bool with_check)
{
unsigned int pos;
int stream = azx_dev->substream->stream;
@@ -1940,7 +1941,7 @@ static unsigned int azx_get_position(struct azx *chip,
default:
/* use the position buffer */
pos = le32_to_cpu(*azx_dev->posbuf);
- if (chip->position_fix[stream] == POS_FIX_AUTO) {
+ if (with_check && chip->position_fix[stream] == POS_FIX_AUTO) {
if (!pos || pos == (u32)-1) {
printk(KERN_WARNING
"hda-intel: Invalid position buffer, "
@@ -1964,7 +1965,7 @@ static snd_pcm_uframes_t azx_pcm_pointer(struct snd_pcm_substream *substream)
struct azx *chip = apcm->chip;
struct azx_dev *azx_dev = get_azx_dev(substream);
return bytes_to_frames(substream->runtime,
- azx_get_position(chip, azx_dev));
+ azx_get_position(chip, azx_dev, false));
}
/*
@@ -1987,7 +1988,7 @@ static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev)
return -1; /* bogus (too early) interrupt */
stream = azx_dev->substream->stream;
- pos = azx_get_position(chip, azx_dev);
+ pos = azx_get_position(chip, azx_dev, true);
if (WARN_ONCE(!azx_dev->period_bytes,
"hda-intel: zero azx_dev->period_bytes"))
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index c5748c52318..e389815078d 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -449,6 +449,8 @@ int perf_event__parse_sample(const union perf_event *event, u64 type,
}
if (type & PERF_SAMPLE_RAW) {
+ const u64 *pdata;
+
u.val64 = *array;
if (WARN_ONCE(swapped,
"Endianness of raw data not corrected!\n")) {
@@ -462,11 +464,12 @@ int perf_event__parse_sample(const union perf_event *event, u64 type,
return -EFAULT;
data->raw_size = u.val32[0];
+ pdata = (void *) array + sizeof(u32);
- if (sample_overlap(event, &u.val32[1], data->raw_size))
+ if (sample_overlap(event, pdata, data->raw_size))
return -EFAULT;
- data->raw_data = &u.val32[1];
+ data->raw_data = (void *) pdata;
}
return 0;