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sched/rt: Add accessors rq_of_rt_se()

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Two accessors for RT_GROUP_SCHED and !RT_GROUP_SCHED cases.

Signed-off-by: Kirill Tkhai <tkhai@yandex.ru>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1394835295.18748.32.camel@HP-250-G1-Notebook-PC
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Kirill Tkhai 2014-03-15 02:14:55 +04:00 committed by Ingo Molnar
parent 22abdef37c
commit 653d07a698
1 changed files with 15 additions and 2 deletions
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17
kernel/sched/rt.c
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@ -112,6 +112,13 @@ static inline struct rt_rq *rt_rq_of_se(struct sched_rt_entity *rt_se)
return rt_se->rt_rq; return rt_se->rt_rq;
} }
static inline struct rq *rq_of_rt_se(struct sched_rt_entity *rt_se)
{
struct rt_rq *rt_rq = rt_se->rt_rq;
return rt_rq->rq;
}
void free_rt_sched_group(struct task_group *tg) void free_rt_sched_group(struct task_group *tg)
{ {
int i; int i;
@ -211,10 +218,16 @@ static inline struct rq *rq_of_rt_rq(struct rt_rq *rt_rq)
return container_of(rt_rq, struct rq, rt); return container_of(rt_rq, struct rq, rt);
} }
static inline struct rt_rq *rt_rq_of_se(struct sched_rt_entity *rt_se) static inline struct rq *rq_of_rt_se(struct sched_rt_entity *rt_se)
{ {
struct task_struct *p = rt_task_of(rt_se); struct task_struct *p = rt_task_of(rt_se);
struct rq *rq = task_rq(p);
return task_rq(p);
}
static inline struct rt_rq *rt_rq_of_se(struct sched_rt_entity *rt_se)
{
struct rq *rq = rq_of_rt_se(rt_se);
return &rq->rt; return &rq->rt;
} }