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authorRafael J. Wysocki <rjw@sisk.pl>2011-12-21 09:51:23 +0100
committerRafael J. Wysocki <rjw@sisk.pl>2011-12-21 09:51:23 +0100
commitdfa9d178cd28caf5d76bc4f37f4b3e7e8df8e697 (patch)
treed97ca7790d8a622cba9fdd19832decdb0aa6418a /kernel/lockdep.c
parent3f19f08a7ec74cfc50fbad3c5e615760afbd23a0 (diff)
parent7b4050381127ae11fcfc74a106d715a5fbbf888a (diff)
Merge branch 'devfreq-for-next' of git://git.infradead.org/users/kmpark/linux-samsung into pm-devfreq
* 'devfreq-for-next' of git://git.infradead.org/users/kmpark/linux-samsung: (765 commits) PM/Devfreq: Add Exynos4-bus device DVFS driver for Exynos4210/4212/4412. pci: Fix hotplug of Express Module with pci bridges i2c-eg20t: correct the driver init order of pch_i2c_probe() I2C: OMAP: fix FIFO usage for OMAP4 i2c-s3c2410: Fix return code of s3c24xx_i2c_parse_dt_gpio i2c: i2c-s3c2410: Add a cpu_relax() to busy wait for bus idle Linux 3.2-rc6 Revert "drm/i915: fix infinite recursion on unbind due to ilk vt-d w/a" btrfs: lower the dirty balance poll interval drm/i915/dp: Dither down to 6bpc if it makes the mode fit drm/i915: enable semaphores on per-device defaults drm/i915: don't set unpin_work if vblank_get fails drm/i915: By default, enable RC6 on IVB and SNB when reasonable iommu: Export intel_iommu_enabled to signal when iommu is in use drm/i915/sdvo: Include LVDS panels for the IS_DIGITAL check drm/i915: prevent division by zero when asking for chipset power drm/i915: add PCH info to i915_capabilities drm/i915: set the right SDVO transcoder for CPT drm/i915: no-lvds quirk for ASUS AT5NM10T-I sched: Fix select_idle_sibling() regression in selecting an idle SMT sibling ...
Diffstat (limited to 'kernel/lockdep.c')
-rw-r--r--kernel/lockdep.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index e69434b070da..b2e08c932d91 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -44,6 +44,7 @@
#include <linux/stringify.h>
#include <linux/bitops.h>
#include <linux/gfp.h>
+#include <linux/kmemcheck.h>
#include <asm/sections.h>
@@ -2948,7 +2949,12 @@ static int mark_lock(struct task_struct *curr, struct held_lock *this,
void lockdep_init_map(struct lockdep_map *lock, const char *name,
struct lock_class_key *key, int subclass)
{
- memset(lock, 0, sizeof(*lock));
+ int i;
+
+ kmemcheck_mark_initialized(lock, sizeof(*lock));
+
+ for (i = 0; i < NR_LOCKDEP_CACHING_CLASSES; i++)
+ lock->class_cache[i] = NULL;
#ifdef CONFIG_LOCK_STAT
lock->cpu = raw_smp_processor_id();