linux-kernel - [PATCH 34/38] tick-sched: remove local variable 'now' from tick_setup_sched

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Message-Id: <486aa1d8c01ac6ef4ab3e5d8110b9931016151b2.1397492345.git.viresh.kumar@linaro.org>
Date:	Mon, 14 Apr 2014 21:53:56 +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 34/38] tick-sched: remove local variable 'now' from tick_setup_sched_timer()

Local variable 'now' is used at only one place and so can be easily replaced by
ktime_get() instead.

Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
 kernel/time/tick-sched.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index a0a6705..78751b3 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -1116,7 +1116,6 @@ early_param("skew_tick", skew_tick);
 void tick_setup_sched_timer(void)
 {
 	struct tick_sched *ts = &__get_cpu_var(tick_cpu_sched);
-	ktime_t now = ktime_get();
 
 	/*
 	 * Emulate tick processing via per-CPU hrtimers:
@@ -1136,13 +1135,12 @@ void tick_setup_sched_timer(void)
 	}
 
 	for (;;) {
-		hrtimer_forward(&ts->sched_timer, now, tick_period);
+		hrtimer_forward(&ts->sched_timer, ktime_get(), tick_period);
 		hrtimer_start_expires(&ts->sched_timer,
 				      HRTIMER_MODE_ABS_PINNED);
 		/* Check, if the timer was already in the past */
 		if (hrtimer_active(&ts->sched_timer))
 			break;
-		now = ktime_get();
 	}
 
 #ifdef CONFIG_NO_HZ_COMMON
-- 
1.7.12.rc2.18.g61b472e

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