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authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-06 08:02:40 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-06 08:02:40 -0800
commit423d091dfe58d3109d84c408810a7cfa82f6f184 (patch)
tree43c4385d1dc7219582f924d42db1f3e203a577bd /kernel/events
parent1483b3823542c9721eddf09a077af1e02ac96b50 (diff)
parent919b83452b2e7c1dbced0456015508b4b9585db3 (diff)
Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
* 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (64 commits) cpu: Export cpu_up() rcu: Apply ACCESS_ONCE() to rcu_boost() return value Revert "rcu: Permit rt_mutex_unlock() with irqs disabled" docs: Additional LWN links to RCU API rcu: Augment rcu_batch_end tracing for idle and callback state rcu: Add rcutorture tests for srcu_read_lock_raw() rcu: Make rcutorture test for hotpluggability before offlining CPUs driver-core/cpu: Expose hotpluggability to the rest of the kernel rcu: Remove redundant rcu_cpu_stall_suppress declaration rcu: Adaptive dyntick-idle preparation rcu: Keep invoking callbacks if CPU otherwise idle rcu: Irq nesting is always 0 on rcu_enter_idle_common rcu: Don't check irq nesting from rcu idle entry/exit rcu: Permit dyntick-idle with callbacks pending rcu: Document same-context read-side constraints rcu: Identify dyntick-idle CPUs on first force_quiescent_state() pass rcu: Remove dynticks false positives and RCU failures rcu: Reduce latency of rcu_prepare_for_idle() rcu: Eliminate RCU_FAST_NO_HZ grace-period hang rcu: Avoid needlessly IPIing CPUs at GP end ...
Diffstat (limited to 'kernel/events')
-rw-r--r--kernel/events/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 58690af323e..fc0e7ff11dd 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -5366,7 +5366,7 @@ static enum hrtimer_restart perf_swevent_hrtimer(struct hrtimer *hrtimer)
regs = get_irq_regs();
if (regs && !perf_exclude_event(event, regs)) {
- if (!(event->attr.exclude_idle && current->pid == 0))
+ if (!(event->attr.exclude_idle && is_idle_task(current)))
if (perf_event_overflow(event, &data, regs))
ret = HRTIMER_NORESTART;
}