[tip: sched/core] sched/deadline,rt: Remove unused functions for !CONFIG_SMP

[tip-bot2 for Dietmar Eggemann]

The following commit has been merged into the sched/core branch of tip:

Commit-ID:     71d29747b0e26f36a50e6a65dc0191ca742b9222
Gitweb:        https://git.kernel.org/tip/71d29747b0e26f36a50e6a65dc0191ca742b9222
Author:        Dietmar Eggemann <dietmar.eggemann@xxxxxxx>
AuthorDate:    Wed, 02 Mar 2022 19:34:32 +01:00
Committer:     Peter Zijlstra <peterz@xxxxxxxxxxxxx>
CommitterDate: Tue, 08 Mar 2022 16:08:39 +01:00

sched/deadline,rt: Remove unused functions for !CONFIG_SMP

The need_pull_[rt|dl]_task() and pull_[rt|dl]_task() functions are not
used on a !CONFIG_SMP system. Remove them.

Signed-off-by: Dietmar Eggemann <dietmar.eggemann@xxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Acked-by: Juri Lelli <juri.lelli@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20220302183433.333029-6-dietmar.eggemann@xxxxxxx
---
 kernel/sched/deadline.c |  9 ---------
 kernel/sched/rt.c       | 11 -----------
 2 files changed, 20 deletions(-)

diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 3242dd4..93fcef5 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -723,15 +723,6 @@ void dec_dl_migration(struct sched_dl_entity *dl_se, struct dl_rq *dl_rq)
 {
 }
 
-static inline bool need_pull_dl_task(struct rq *rq, struct task_struct *prev)
-{
-	return false;
-}
-
-static inline void pull_dl_task(struct rq *rq)
-{
-}
-
 static inline void deadline_queue_push_tasks(struct rq *rq)
 {
 }
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 14f273c..b62e765 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -271,8 +271,6 @@ int alloc_rt_sched_group(struct task_group *tg, struct task_group *parent)
 
 #ifdef CONFIG_SMP
 
-static void pull_rt_task(struct rq *this_rq);
-
 static inline bool need_pull_rt_task(struct rq *rq, struct task_struct *prev)
 {
 	/* Try to pull RT tasks here if we lower this rq's prio */
@@ -429,15 +427,6 @@ void dec_rt_migration(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq)
 {
 }
 
-static inline bool need_pull_rt_task(struct rq *rq, struct task_struct *prev)
-{
-	return false;
-}
-
-static inline void pull_rt_task(struct rq *this_rq)
-{
-}
-
 static inline void rt_queue_push_tasks(struct rq *rq)
 {
 }