linux-kernel - [tip:sched/core] sched/core: Remove dead statement in _

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Date:	Wed, 17 Feb 2016 04:14:32 -0800
From:	tip-bot for Byungchul Park <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	byungchul.park@....com, peterz@...radead.org, tglx@...utronix.de,
	torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
	mingo@...nel.org, hpa@...or.com
Subject: [tip:sched/core] sched/core: Remove dead statement in __schedule(
 )

Commit-ID:  3223d052b79eb9b620d170584c417d60a8bfd649
Gitweb:     http://git.kernel.org/tip/3223d052b79eb9b620d170584c417d60a8bfd649
Author:     Byungchul Park <byungchul.park@....com>
AuthorDate: Thu, 11 Feb 2016 11:59:38 +0900
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Wed, 17 Feb 2016 09:32:03 +0100

sched/core: Remove dead statement in __schedule()

Remove an unnecessary assignment of variable not used any more.

( This has no runtime effects as GCC is smart enough to optimize
  this out. )

Signed-off-by: Byungchul Park <byungchul.park@....com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Link: http://lkml.kernel.org/r/1455159578-17256-1-git-send-email-byungchul.park@lge.com
[ Edited the changelog. ]
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 kernel/sched/core.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 7e548bd..87ca0be 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -3346,7 +3346,6 @@ static void __sched notrace __schedule(bool preempt)
 
 		trace_sched_switch(preempt, prev, next);
 		rq = context_switch(rq, prev, next); /* unlocks the rq */
-		cpu = cpu_of(rq);
 	} else {
 		lockdep_unpin_lock(&rq->lock);
 		raw_spin_unlock_irq(&rq->lock);