lkml.org 
[lkml]   [2020]   [Feb]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 6/6] sched/rt: Remove unnecessary assignment in inc/dec_rt_migration
Date
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@arm.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
\
 
 \ /
  Last update: 2020-02-23 19:41    [W:0.126 / U:7.204 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site