diff options
| author | Ingo Molnar <mingo@kernel.org> | 2025-05-28 10:09:04 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2025-06-13 08:47:19 +0200 |
| commit | d0a0a055a58617ac8dd9418f08346e94310f1096 (patch) | |
| tree | d9cdeb530f02b254e04ef4fe4bbe8f61646ad299 /kernel | |
| parent | a1416303d108befb4e2b62c863ae1defe4eb1ba3 (diff) | |
sched/smp: Use the SMP version of try_to_wake_up()
Simplify the scheduler by making CONFIG_SMP=y logic within
try_to_wake_up() 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/20250528080924.2273858-24-mingo@kernel.org
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched/core.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index c155ee0bd7a8..d20fea6a380e 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -4202,7 +4202,6 @@ int try_to_wake_up(struct task_struct *p, unsigned int state, int wake_flags) if (READ_ONCE(p->on_rq) && ttwu_runnable(p, wake_flags)) break; -#ifdef CONFIG_SMP /* * Ensure we load p->on_cpu _after_ p->on_rq, otherwise it would be * possible to, falsely, observe p->on_cpu == 0. @@ -4281,9 +4280,6 @@ int try_to_wake_up(struct task_struct *p, unsigned int state, int wake_flags) psi_ttwu_dequeue(p); set_task_cpu(p, cpu); } -#else /* !CONFIG_SMP: */ - cpu = task_cpu(p); -#endif /* !CONFIG_SMP */ ttwu_queue(p, cpu, wake_flags); } |