Messages in this thread Patch in this message | | | From | Muchun Song <> | Subject | [PATCH] sched/rt: Remove unnecessary CONFIG_RT_GROUP_SCHED in rt_se_prio() | Date | Tue, 30 Oct 2018 22:45:30 +0800 |
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When CONFIG_RT_GROUP_SCHED is not configured, group_rt_rq() will return NULL. With this patch applied, we also can get the same result. Because the compiler will help us optimize the code.
So, we can remove unnecessary CONFIG_RT_GROUP_SCHED in rt_se_prio().
Signed-off-by: Muchun Song <smuchun@gmail.com> --- kernel/sched/rt.c | 2 -- 1 file changed, 2 deletions(-)
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index a21ea6021929..47b4800761db 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -894,12 +894,10 @@ static int do_sched_rt_period_timer(struct rt_bandwidth *rt_b, int overrun) static inline int rt_se_prio(struct sched_rt_entity *rt_se) { -#ifdef CONFIG_RT_GROUP_SCHED struct rt_rq *rt_rq = group_rt_rq(rt_se); if (rt_rq) return rt_rq->highest_prio.curr; -#endif return rt_task_of(rt_se)->prio; } -- 2.17.1
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