linux-kernel - [PATCH 22/38] tick-sched: no need to recheck cpu_online() in can_stop_idle

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Date:	Mon, 14 Apr 2014 21:53:44 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	tglx@...utronix.de
Cc:	linaro-kernel@...ts.linaro.org, linux-kernel@...r.kernel.org,
	fweisbec@...il.com, Arvind.Chauhan@....com,
	linaro-networking@...aro.org,
	Viresh Kumar <viresh.kumar@...aro.org>
Subject: [PATCH 22/38] tick-sched: no need to recheck cpu_online() in can_stop_idle_tick()

We have already checked if 'cpu' is online or not and so don't need to recheck
it.

Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
 kernel/time/tick-sched.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 9cbba513..c81b6cf 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -716,7 +716,7 @@ static bool can_stop_idle_tick(int cpu, struct tick_sched *ts)
 	if (need_resched())
 		return false;
 
-	if (unlikely(local_softirq_pending() && cpu_online(cpu))) {
+	if (unlikely(local_softirq_pending())) {
 		static int ratelimit;
 
 		if (ratelimit < 10 &&
-- 
1.7.12.rc2.18.g61b472e

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