linux-kernel - [tip:sched/core] sched/fair: cleanup: Remove useless assignment in select_task_rq

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Date:	Fri, 19 Sep 2014 04:45:17 -0700
From:	tip-bot for Kirill Tkhai <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, ktkhai@...allels.com, hpa@...or.com,
	mingo@...nel.org, peterz@...radead.org, tglx@...utronix.de
Subject: [tip:sched/core] sched/fair: cleanup:
  Remove useless assignment in select_task_rq_fair()

Commit-ID:  a8edd075323cec607797fdd1d7b1222c987f4a47
Gitweb:     http://git.kernel.org/tip/a8edd075323cec607797fdd1d7b1222c987f4a47
Author:     Kirill Tkhai <ktkhai@...allels.com>
AuthorDate: Fri, 12 Sep 2014 17:41:16 +0400
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Fri, 19 Sep 2014 12:35:18 +0200

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>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Link: http://lkml.kernel.org/r/1410529276.3569.24.camel@tkhai
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 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 96e7147..9807a99 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4521,11 +4521,8 @@ 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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