diff mbox

[tip/core/rcu,8/9] events: Make events use the new is_idle_task() API

Message ID 1321388885-11211-8-git-send-email-paulmck@linux.vnet.ibm.com
State Accepted
Commit 77aeeebd7b5483582d0eb6e3fd2894771d1fd8e5
Headers show

Commit Message

Paul E. McKenney Nov. 15, 2011, 8:28 p.m. UTC 
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(-)
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Patch

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;
 	}