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authorPeter Zijlstra <peterz@infradead.org>2015-05-15 17:43:35 +0200
committerIngo Molnar <mingo@kernel.org>2015-08-12 12:06:09 +0200
commitc5b2803840817115e9b568d5054e5007ae36176b (patch)
treecf95c50a52bf6e99c9c7eaff63534b535d7ba0c2 /kernel/sched/stop_task.c
parent25834c73f93af7f0712c98ca4593691592e6b360 (diff)
sched: Make sched_class::set_cpus_allowed() unconditional
Give every class a set_cpus_allowed() method, this enables some small optimization in the RT,DL implementation by avoiding a double cpumask_weight() call. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: dedekind1@gmail.com Cc: juri.lelli@arm.com Cc: mgorman@suse.de Cc: riel@redhat.com Cc: rostedt@goodmis.org Link: http://lkml.kernel.org/r/20150515154833.614517487@infradead.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/stop_task.c')
-rw-r--r--kernel/sched/stop_task.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/sched/stop_task.c b/kernel/sched/stop_task.c
index 79ffec45a6ac..cbc67da10954 100644
--- a/kernel/sched/stop_task.c
+++ b/kernel/sched/stop_task.c
@@ -123,6 +123,7 @@ const struct sched_class stop_sched_class = {
#ifdef CONFIG_SMP
.select_task_rq = select_task_rq_stop,
+ .set_cpus_allowed = set_cpus_allowed_common,
#endif
.set_curr_task = set_curr_task_stop,