linux-kernel - [PATCH 2/5] sched/fair: cleanup: Remove useless assignment in select_task_rq

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Date:	Fri, 12 Sep 2014 17:41:16 +0400
From:	Kirill Tkhai <ktkhai@...allels.com>
To:	<linux-kernel@...r.kernel.org>
CC:	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>, <tkhai@...dex.ru>
Subject: [PATCH 2/5] sched/fair: cleanup: Remove useless assignment in
 select_task_rq_fair()


new_cpu is reassigned below, so we do not need this here.

Signed-off-by: Kirill Tkhai <ktkhai@...allels.com>
---
 kernel/sched/fair.c |    7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index be9e97b..3d1c08a 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4513,11 +4513,8 @@ select_task_rq_fair(struct task_struct *p, int prev_cpu, int sd_flag, int wake_f
 	if (p->nr_cpus_allowed == 1)
 		return prev_cpu;
 
-	if (sd_flag & SD_BALANCE_WAKE) {
-		if (cpumask_test_cpu(cpu, tsk_cpus_allowed(p)))
-			want_affine = 1;
-		new_cpu = prev_cpu;
-	}
+	if (sd_flag & SD_BALANCE_WAKE)
+		want_affine = cpumask_test_cpu(cpu, tsk_cpus_allowed(p));
 
 	rcu_read_lock();
 	for_each_domain(cpu, tmp) {



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