From: Shang XiaoJing <shangxiaojing@huawei.com>
To: <mingo@redhat.com>, <peterz@infradead.org>,
<juri.lelli@redhat.com>, <vincent.guittot@linaro.org>,
<dietmar.eggemann@arm.com>, <rostedt@goodmis.org>,
<bsegall@google.com>, <mgorman@suse.de>, <bristot@redhat.com>,
<vschneid@redhat.com>, <linux-kernel@vger.kernel.org>
Cc: <shangxiaojing@huawei.com>
Subject: [PATCH -next] sched/deadline: Move __dl_clear_params out of dl_bw lock
Date: Sat, 27 Aug 2022 10:09:11 +0800 [thread overview]
Message-ID: <20220827020911.30641-1-shangxiaojing@huawei.com> (raw)
As members in sched_dl_entity are independent with dl_bw, move
__dl_clear_params out of dl_bw lock.
Signed-off-by: Shang XiaoJing <shangxiaojing@huawei.com>
---
kernel/sched/deadline.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 58ca9aaa9c44..7b15885c8608 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -431,8 +431,8 @@ static void task_non_contending(struct task_struct *p)
sub_rq_bw(&p->dl, &rq->dl);
raw_spin_lock(&dl_b->lock);
__dl_sub(dl_b, p->dl.dl_bw, dl_bw_cpus(task_cpu(p)));
- __dl_clear_params(p);
raw_spin_unlock(&dl_b->lock);
+ __dl_clear_params(p);
}
return;
--
2.17.1
next reply other threads:[~2022-08-27 1:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-27 2:09 Shang XiaoJing [this message]
2022-08-29 8:24 ` Daniel Bristot de Oliveira
2022-08-29 8:48 ` shangxiaojing
2022-09-02 17:28 ` [tip: sched/core] " tip-bot2 for Shang XiaoJing
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