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Subject[PATCH tip/core/rcu 8/9] events: Make events use the new is_idle_task() API
Date
From: Paul E. McKenney <paul.mckenney@linaro.org>

Change from direct comparison of ->pid with zero to is_idle_task().

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
---
kernel/events/core.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 0e8457d..cd3aa34 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -5283,7 +5283,7 @@ 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;
}
--
1.7.3.2


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