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events: Make events use the new is_idle_task() API 

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>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
hifive-unleashed-5.1
Paul E. McKenney 2011-11-10 16:02:52 -08:00 committed by Paul E. McKenney
parent 7fc20c5cbd
commit 77aeeebd7b
1 changed files with 1 additions and 1 deletions
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2
kernel/events/core.c
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@ -5362,7 +5362,7 @@ 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;
}