linux-kernel - [PATCH -next] sched: remove redundant on

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Message-ID: <20210721091109.1406043-1-john.wanghui@huawei.com>
Date:   Wed, 21 Jul 2021 17:11:09 +0800
From:   Wang Hui <john.wanghui@...wei.com>
To:     <mingo@...hat.com>, <peterz@...radead.org>,
        <juri.lelli@...hat.com>, <vincent.guittot@...aro.org>,
        <dietmar.eggemann@....com>, <rostedt@...dmis.org>,
        <bsegall@...gle.com>, <mgorman@...e.de>, <bristot@...hat.com>
CC:     <linux-kernel@...r.kernel.org>
Subject: [PATCH -next] sched: remove redundant on_rq status change

activate_task/deactivate_task will change on_rq status,
no need to do it again.

Signed-off-by: Wang Hui <john.wanghui@...wei.com>
---
 kernel/sched/core.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 014ce8b385c7..a0c35da186d0 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -5679,11 +5679,9 @@ static bool try_steal_cookie(int this, int that)
 		if (p->core_occupation > dst->idle->core_occupation)
 			goto next;
 
-		p->on_rq = TASK_ON_RQ_MIGRATING;
 		deactivate_task(src, p, 0);
 		set_task_cpu(p, this);
 		activate_task(dst, p, 0);
-		p->on_rq = TASK_ON_RQ_QUEUED;
 
 		resched_curr(dst);
 
-- 
2.29.0