linux-kernel - [tip:sched/core] sched/rt: Add accessors rq_of_rt

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Message-ID: <tip-653d07a6989a9a4166dcd1025aa252b3605737fd@git.kernel.org>
Date:	Fri, 18 Apr 2014 06:07:14 -0700
From:	tip-bot for Kirill Tkhai <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...nel.org,
	peterz@...radead.org, tkhai@...dex.ru, tglx@...utronix.de
Subject: [tip:sched/core] sched/rt: Add accessors rq_of_rt_se()

Commit-ID:  653d07a6989a9a4166dcd1025aa252b3605737fd
Gitweb:     http://git.kernel.org/tip/653d07a6989a9a4166dcd1025aa252b3605737fd
Author:     Kirill Tkhai <tkhai@...dex.ru>
AuthorDate: Sat, 15 Mar 2014 02:14:55 +0400
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Fri, 18 Apr 2014 12:07:27 +0200

sched/rt: Add accessors rq_of_rt_se()

Two accessors for RT_GROUP_SCHED and !RT_GROUP_SCHED cases.

Signed-off-by: Kirill Tkhai <tkhai@...dex.ru>
Signed-off-by: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/1394835295.18748.32.camel@HP-250-G1-Notebook-PC
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 kernel/sched/rt.c | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 6892ed7..f6aa3cd 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -112,6 +112,13 @@ static inline struct rt_rq *rt_rq_of_se(struct sched_rt_entity *rt_se)
 	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)
 {
 	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);
 }
 
-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 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;
 }
--
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