linux-kernel - [PATCH v5 1/2] sched/fair: move rq

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Message-Id: <1540570303-6097-2-git-send-email-vincent.guittot@linaro.org>
Date:   Fri, 26 Oct 2018 18:11:42 +0200
From:   Vincent Guittot <vincent.guittot@...aro.org>
To:     peterz@...radead.org, mingo@...nel.org,
        linux-kernel@...r.kernel.org
Cc:     rjw@...ysocki.net, dietmar.eggemann@....com,
        Morten.Rasmussen@....com, patrick.bellasi@....com, pjt@...gle.com,
        bsegall@...gle.com, thara.gopinath@...aro.org,
        pkondeti@...eaurora.org,
        Vincent Guittot <vincent.guittot@...aro.org>
Subject: [PATCH v5 1/2] sched/fair: move rq_of helper function

Move rq_of() helper function so it can be used in pelt.c

Signed-off-by: Vincent Guittot <vincent.guittot@...aro.org>
---
 kernel/sched/fair.c  | 13 -------------
 kernel/sched/sched.h | 16 ++++++++++++++++
 2 files changed, 16 insertions(+), 13 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index d59307e..6806c27 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -248,13 +248,6 @@ const struct sched_class fair_sched_class;
  */
 
 #ifdef CONFIG_FAIR_GROUP_SCHED
-
-/* cpu runqueue to which this cfs_rq is attached */
-static inline struct rq *rq_of(struct cfs_rq *cfs_rq)
-{
-	return cfs_rq->rq;
-}
-
 static inline struct task_struct *task_of(struct sched_entity *se)
 {
 	SCHED_WARN_ON(!entity_is_task(se));
@@ -411,12 +404,6 @@ static inline struct task_struct *task_of(struct sched_entity *se)
 	return container_of(se, struct task_struct, se);
 }
 
-static inline struct rq *rq_of(struct cfs_rq *cfs_rq)
-{
-	return container_of(cfs_rq, struct rq, cfs);
-}
-
-
 #define for_each_sched_entity(se) \
 		for (; se; se = NULL)
 
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 798b1af..618b578 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -922,6 +922,22 @@ struct rq {
 #endif
 };
 
+#ifdef CONFIG_FAIR_GROUP_SCHED
+
+/* cpu runqueue to which this cfs_rq is attached */
+static inline struct rq *rq_of(struct cfs_rq *cfs_rq)
+{
+	return cfs_rq->rq;
+}
+
+#else	/* !CONFIG_FAIR_GROUP_SCHED */
+
+static inline struct rq *rq_of(struct cfs_rq *cfs_rq)
+{
+	return container_of(cfs_rq, struct rq, cfs);
+}
+#endif
+
 static inline int cpu_of(struct rq *rq)
 {
 #ifdef CONFIG_SMP
-- 
2.7.4