linux-kernel - [tip:sched/core] sched: Clean up the task

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Date:	Wed, 12 Mar 2014 03:10:45 -0700
From:	tip-bot for Alex Shi <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, alex.shi@...aro.org, hpa@...or.com,
	mingo@...nel.org, peterz@...radead.org, tglx@...utronix.de
Subject: [tip:sched/core] sched: Clean up the task_hot() function

Commit-ID:  6037dd1a49f95092824fa8ba75c717ff7805e317
Gitweb:     http://git.kernel.org/tip/6037dd1a49f95092824fa8ba75c717ff7805e317
Author:     Alex Shi <alex.shi@...aro.org>
AuthorDate: Wed, 12 Mar 2014 14:51:51 +0800
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Wed, 12 Mar 2014 10:49:01 +0100

sched: Clean up the task_hot() function

task_hot() doesn't need the 'sched_domain' parameter, so remove it.

Signed-off-by: Alex Shi <alex.shi@...aro.org>
Signed-off-by: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/1394607111-1904-1-git-send-email-alex.shi@linaro.org
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 kernel/sched/fair.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index b301918..7e9bd0b 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -5037,7 +5037,7 @@ static void move_task(struct task_struct *p, struct lb_env *env)
  * Is this task likely cache-hot:
  */
 static int
-task_hot(struct task_struct *p, u64 now, struct sched_domain *sd)
+task_hot(struct task_struct *p, u64 now)
 {
 	s64 delta;
 
@@ -5198,7 +5198,7 @@ int can_migrate_task(struct task_struct *p, struct lb_env *env)
 	 * 2) task is cache cold, or
 	 * 3) too many balance attempts have failed.
 	 */
-	tsk_cache_hot = task_hot(p, rq_clock_task(env->src_rq), env->sd);
+	tsk_cache_hot = task_hot(p, rq_clock_task(env->src_rq));
 	if (!tsk_cache_hot)
 		tsk_cache_hot = migrate_degrades_locality(p, env);
 
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