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sched/smp: Use the SMP version of schedstats 

Simplify the scheduler by making CONFIG_SMP=y schedstats
debugging output 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/20250528080924.2273858-32-mingo@kernel.org
This commit is contained in:
Ingo Molnar 2025-05-28 10:09:12 +02:00
parent 02fb885ebd
commit 9d9af2372f
1 changed files with 0 additions and 4 deletions
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4
kernel/sched/stats.c
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@ -115,10 +115,8 @@ static int show_schedstat(struct seq_file *seq, void *v)
seq_printf(seq, "timestamp %lu\n", jiffies);
} else {
struct rq *rq;
#ifdef CONFIG_SMP
struct sched_domain *sd;
int dcount = 0;
#endif
cpu = (unsigned long)(v - 2);
rq = cpu_rq(cpu);
@ -133,7 +131,6 @@ static int show_schedstat(struct seq_file *seq, void *v)
seq_printf(seq, "\n");
#ifdef CONFIG_SMP
/* domain-specific stats */
rcu_read_lock();
for_each_domain(cpu, sd) {
@ -164,7 +161,6 @@ static int show_schedstat(struct seq_file *seq, void *v)
sd->ttwu_move_balance);
}
rcu_read_unlock();
#endif /* CONFIG_SMP */
}
return 0;
}