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sched/smp: Use the SMP version of the stop-CPU scheduling class

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Simplify the scheduler by making CONFIG_SMP=y code in the stop-CPU
scheduling class unconditional.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Cc: Dietmar Eggemann <dietmar.eggemann@arm.com>
Cc: Juri Lelli <juri.lelli@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Shrikanth Hegde <sshegde@linux.ibm.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Valentin Schneider <vschneid@redhat.com>
Cc: Vincent Guittot <vincent.guittot@linaro.org>
Link: https://lore.kernel.org/r/20250528080924.2273858-36-mingo@kernel.org
This commit is contained in:
Ingo Molnar 2025-05-28 10:09:16 +02:00
parent 482c4dae75
commit caf5bde9c5
1 changed files with 0 additions and 4 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

4
kernel/sched/stop_task.c
View file

@ -9,7 +9,6 @@
*/
#include "sched.h"
#ifdef CONFIG_SMP
static int
select_task_rq_stop(struct task_struct *p, int cpu, int flags)
{
@ -21,7 +20,6 @@ balance_stop(struct rq *rq, struct task_struct *prev, struct rq_flags *rf)
{
return sched_stop_runnable(rq);
}
#endif /* CONFIG_SMP */
static void
wakeup_preempt_stop(struct rq *rq, struct task_struct *p, int flags)
@ -107,11 +105,9 @@ DEFINE_SCHED_CLASS(stop) = {
.put_prev_task = put_prev_task_stop,
.set_next_task = set_next_task_stop,
#ifdef CONFIG_SMP
.balance = balance_stop,
.select_task_rq = select_task_rq_stop,
.set_cpus_allowed = set_cpus_allowed_common,
#endif
.task_tick = task_tick_stop,