[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-Id: <20201013143140.237750-1-arch0.zheng@gmail.com>
Date: Tue, 13 Oct 2020 22:31:40 +0800
From: Qi Zheng <arch0.zheng@...il.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, Qi Zheng <arch0.zheng@...il.com>
Subject: [PATCH] sched/deadline: Replace rq_of_dl_rq(dl_rq_of_se(dl_se)) with ... ...task_rq(dl_task_of(dl_se))
The rq is already obtained in the dl_rq_of_se() function:
struct task_struct *p = dl_task_of(dl_se);
struct rq *rq = task_rq(p);
So there is no need to do extra conversion.
Signed-off-by: Qi Zheng <arch0.zheng@...il.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 6d93f4518734..f64e577f6aba 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -1152,7 +1152,7 @@ void init_dl_task_timer(struct sched_dl_entity *dl_se)
static inline void dl_check_constrained_dl(struct sched_dl_entity *dl_se)
{
struct task_struct *p = dl_task_of(dl_se);
- struct rq *rq = rq_of_dl_rq(dl_rq_of_se(dl_se));
+ struct rq *rq = task_rq(p);
if (dl_time_before(dl_se->deadline, rq_clock(rq)) &&
dl_time_before(rq_clock(rq), dl_next_period(dl_se))) {
@@ -1498,7 +1498,7 @@ enqueue_dl_entity(struct sched_dl_entity *dl_se,
replenish_dl_entity(dl_se, pi_se);
} else if ((flags & ENQUEUE_RESTORE) &&
dl_time_before(dl_se->deadline,
- rq_clock(rq_of_dl_rq(dl_rq_of_se(dl_se))))) {
+ rq_clock(task_rq(dl_task_of(dl_se))))) {
setup_new_dl_entity(dl_se);
}
--
2.25.1
Powered by blists - more mailing lists