diff options
| author |   Peter Zijlstra <peterz@infradead.org> | 2015-05-15 17:43:35 +0200 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2015-08-12 12:06:09 +0200 |
| commit | c5b2803840817115e9b568d5054e5007ae36176b (patch) | |
| tree | cf95c50a52bf6e99c9c7eaff63534b535d7ba0c2 /kernel/sched/stop_task.c | |
| parent | sched: Fix a race between __kthread_bind() and sched_setaffinity() (diff) | |
| download | linux-dev-c5b2803840817115e9b568d5054e5007ae36176b.tar.xz linux-dev-c5b2803840817115e9b568d5054e5007ae36176b.zip | |
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.c | 1 |
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, |