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Message-ID: <20230617074305.1916633-1-linmiaohe@huawei.com>
Date: Sat, 17 Jun 2023 15:43:05 +0800
From: Miaohe Lin <linmiaohe@...wei.com>
To: <mingo@...hat.com>, <peterz@...radead.org>,
<juri.lelli@...hat.com>, <vincent.guittot@...aro.org>
CC: <dietmar.eggemann@....com>, <rostedt@...dmis.org>,
<bsegall@...gle.com>, <mgorman@...e.de>, <bristot@...hat.com>,
<vschneid@...hat.com>, <linux-kernel@...r.kernel.org>,
<linmiaohe@...wei.com>
Subject: [PATCH] sched/deadline: Use helper function task_current()
Use helper function task_current() to check whether task is currently
running on the runqueue. No functional change intended.
Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
kernel/sched/deadline.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index f827067ad03b..23284229e16b 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -2424,7 +2424,7 @@ static void pull_dl_task(struct rq *this_rq)
*/
if (p && dl_time_before(p->dl.deadline, dmin) &&
dl_task_is_earliest_deadline(p, this_rq)) {
- WARN_ON(p == src_rq->curr);
+ WARN_ON(task_current(src_rq, p));
WARN_ON(!task_on_rq_queued(p));
/*
@@ -2636,7 +2636,7 @@ static void switched_to_dl(struct rq *rq, struct task_struct *p)
return;
}
- if (rq->curr != p) {
+ if (!task_current(rq, p)) {
#ifdef CONFIG_SMP
if (p->nr_cpus_allowed > 1 && rq->dl.overloaded)
deadline_queue_push_tasks(rq);
--
2.27.0
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