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Date: Sun, 23 Feb 2020 18:40:01 +0000 From: Qais Yousef <qais.yousef@....com> To: Ingo Molnar <mingo@...nel.org>, Peter Zijlstra <peterz@...radead.org>, Steven Rostedt <rostedt@...dmis.org>, Dietmar Eggemann <dietmar.eggemann@....com>, Pavan Kondeti <pkondeti@...eaurora.org> Cc: Juri Lelli <juri.lelli@...hat.com>, Vincent Guittot <vincent.guittot@...aro.org>, Ben Segall <bsegall@...gle.com>, Mel Gorman <mgorman@...e.de>, linux-kernel@...r.kernel.org, Qais Yousef <qais.yousef@....com> Subject: [PATCH v2 6/6] sched/rt: Remove unnecessary assignment in inc/dec_rt_migration The statement rt_rq = &rq_of_rt_rq(rt_rq)->rt Was just dereferencing rt_rq to get a pointer to itself. Which is a NOP. Remove it. Signed-off-by: Qais Yousef <qais.yousef@....com> --- kernel/sched/rt.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index b35e49cdafcc..520e84993fe7 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -343,7 +343,6 @@ static void inc_rt_migration(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq) return; p = rt_task_of(rt_se); - rt_rq = &rq_of_rt_rq(rt_rq)->rt; rt_rq->rt_nr_total++; if (p->nr_cpus_allowed > 1) { @@ -368,7 +367,6 @@ static void dec_rt_migration(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq) return; p = rt_task_of(rt_se); - rt_rq = &rq_of_rt_rq(rt_rq)->rt; rt_rq->rt_nr_total--; if (p->nr_cpus_allowed > 1) { -- 2.17.1
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