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Message-ID: <tip-5a4fd0368517bc5b5399ef958f6d30cbff492918@git.kernel.org>
Date: Tue, 6 Oct 2015 09:18:05 -0700
From: "tip-bot for xiaofeng.yan" <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: peterz@...radead.org, hpa@...or.com, efault@....de,
mingo@...nel.org, linux-kernel@...r.kernel.org,
yanxiaofeng@...pur.com, torvalds@...ux-foundation.org,
tglx@...utronix.de
Subject: [tip:sched/core] sched/core:
Remove a parameter in the migrate_task_rq() function
Commit-ID: 5a4fd0368517bc5b5399ef958f6d30cbff492918
Gitweb: http://git.kernel.org/tip/5a4fd0368517bc5b5399ef958f6d30cbff492918
Author: xiaofeng.yan <yanxiaofeng@...pur.com>
AuthorDate: Wed, 23 Sep 2015 14:55:59 +0800
Committer: Ingo Molnar <mingo@...nel.org>
CommitDate: Tue, 6 Oct 2015 17:08:23 +0200
sched/core: Remove a parameter in the migrate_task_rq() function
The parameter "int next_cpu" in the following function is unused:
migrate_task_rq(struct task_struct *p, int next_cpu)
Remove it.
Signed-off-by: xiaofeng.yan <yanxiaofeng@...pur.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Mike Galbraith <efault@....de>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: linux-kernel@...r.kernel.org
Link: http://lkml.kernel.org/r/1442991360-31945-1-git-send-email-yanxiaofeng@inspur.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
kernel/sched/core.c | 2 +-
kernel/sched/fair.c | 2 +-
kernel/sched/sched.h | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index a395db1..1764a0f 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -1294,7 +1294,7 @@ void set_task_cpu(struct task_struct *p, unsigned int new_cpu)
if (task_cpu(p) != new_cpu) {
if (p->sched_class->migrate_task_rq)
- p->sched_class->migrate_task_rq(p, new_cpu);
+ p->sched_class->migrate_task_rq(p);
p->se.nr_migrations++;
perf_event_task_migrate(p);
}
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 3bdc3da..700eb54 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -5009,7 +5009,7 @@ select_task_rq_fair(struct task_struct *p, int prev_cpu, int sd_flag, int wake_f
* previous cpu. However, the caller only guarantees p->pi_lock is held; no
* other assumptions, including the state of rq->lock, should be made.
*/
-static void migrate_task_rq_fair(struct task_struct *p, int next_cpu)
+static void migrate_task_rq_fair(struct task_struct *p)
{
/*
* We are supposed to update the task to "current" time, then its up to date
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index e08cc4c..efd3bfc 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -1190,7 +1190,7 @@ struct sched_class {
#ifdef CONFIG_SMP
int (*select_task_rq)(struct task_struct *p, int task_cpu, int sd_flag, int flags);
- void (*migrate_task_rq)(struct task_struct *p, int next_cpu);
+ void (*migrate_task_rq)(struct task_struct *p);
void (*task_waking) (struct task_struct *task);
void (*task_woken) (struct rq *this_rq, struct task_struct *task);
--
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