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[18.166.210.80]) by smtp.gmail.com with ESMTPSA id t6sm14419424pgn.26.2020.10.13.07.31.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Oct 2020 07:31:46 -0700 (PDT) From: Qi Zheng 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 Cc: linux-kernel@vger.kernel.org, Qi Zheng Subject: [PATCH] sched/deadline: Replace rq_of_dl_rq(dl_rq_of_se(dl_se)) with ... ...task_rq(dl_task_of(dl_se)) Date: Tue, 13 Oct 2020 22:31:40 +0800 Message-Id: <20201013143140.237750-1-arch0.zheng@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- 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