diff options
| author | Ingo Molnar <mingo@kernel.org> | 2025-05-28 10:09:11 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2025-06-13 08:47:20 +0200 |
| commit | 02fb885ebdc4ad029aabff4b85dcbc540d7cdb32 (patch) | |
| tree | b13bdbc7694c4366e6ae80e3f27fad492c31ce4c /kernel/sched/debug.c | |
| parent | 6324dce8f6262ec2049494af311e5418bc733341 (diff) | |
sched/smp: Use the SMP version of scheduler debugging data
Simplify the scheduler by making CONFIG_SMP=y debug 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/20250528080924.2273858-31-mingo@kernel.org
Diffstat (limited to 'kernel/sched/debug.c')
| -rw-r--r-- | kernel/sched/debug.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index 04c0354f05e4..f16d53928bb9 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -169,8 +169,6 @@ static const struct file_operations sched_feat_fops = { .release = single_release, }; -#ifdef CONFIG_SMP - static ssize_t sched_scaling_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) { @@ -217,8 +215,6 @@ static const struct file_operations sched_scaling_fops = { .release = single_release, }; -#endif /* CONFIG_SMP */ - #ifdef CONFIG_PREEMPT_DYNAMIC static ssize_t sched_dynamic_write(struct file *filp, const char __user *ubuf, @@ -511,7 +507,6 @@ static __init int sched_init_debug(void) debugfs_create_u32("latency_warn_ms", 0644, debugfs_sched, &sysctl_resched_latency_warn_ms); debugfs_create_u32("latency_warn_once", 0644, debugfs_sched, &sysctl_resched_latency_warn_once); -#ifdef CONFIG_SMP debugfs_create_file("tunable_scaling", 0644, debugfs_sched, NULL, &sched_scaling_fops); debugfs_create_u32("migration_cost_ns", 0644, debugfs_sched, &sysctl_sched_migration_cost); debugfs_create_u32("nr_migrate", 0644, debugfs_sched, &sysctl_sched_nr_migrate); @@ -519,7 +514,6 @@ static __init int sched_init_debug(void) sched_domains_mutex_lock(); update_sched_domain_debugfs(); sched_domains_mutex_unlock(); -#endif /* CONFIG_SMP */ #ifdef CONFIG_NUMA_BALANCING numa = debugfs_create_dir("numa_balancing", debugfs_sched); @@ -685,11 +679,9 @@ static void print_cfs_group_stats(struct seq_file *m, int cpu, struct task_group } P(se->load.weight); -#ifdef CONFIG_SMP P(se->avg.load_avg); P(se->avg.util_avg); P(se->avg.runnable_avg); -#endif /* CONFIG_SMP */ #undef PN_SCHEDSTAT #undef PN @@ -849,7 +841,6 @@ void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq) SEQ_printf(m, " .%-30s: %d\n", "h_nr_queued", cfs_rq->h_nr_queued); SEQ_printf(m, " .%-30s: %d\n", "h_nr_idle", cfs_rq->h_nr_idle); SEQ_printf(m, " .%-30s: %ld\n", "load", cfs_rq->load.weight); -#ifdef CONFIG_SMP SEQ_printf(m, " .%-30s: %lu\n", "load_avg", cfs_rq->avg.load_avg); SEQ_printf(m, " .%-30s: %lu\n", "runnable_avg", @@ -870,7 +861,6 @@ void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq) SEQ_printf(m, " .%-30s: %ld\n", "tg_load_avg", atomic_long_read(&cfs_rq->tg->load_avg)); #endif /* CONFIG_FAIR_GROUP_SCHED */ -#endif /* CONFIG_SMP */ #ifdef CONFIG_CFS_BANDWIDTH SEQ_printf(m, " .%-30s: %d\n", "throttled", cfs_rq->throttled); @@ -967,12 +957,10 @@ do { \ #undef P #undef PN -#ifdef CONFIG_SMP #define P64(n) SEQ_printf(m, " .%-30s: %Ld\n", #n, rq->n); P64(avg_idle); P64(max_idle_balance_cost); #undef P64 -#endif /* CONFIG_SMP */ #define P(n) SEQ_printf(m, " .%-30s: %d\n", #n, schedstat_val(rq->n)); if (schedstat_enabled()) { @@ -1242,7 +1230,6 @@ void proc_sched_show_task(struct task_struct *p, struct pid_namespace *ns, __PS("nr_involuntary_switches", p->nivcsw); P(se.load.weight); -#ifdef CONFIG_SMP P(se.avg.load_sum); P(se.avg.runnable_sum); P(se.avg.util_sum); @@ -1251,7 +1238,6 @@ void proc_sched_show_task(struct task_struct *p, struct pid_namespace *ns, P(se.avg.util_avg); P(se.avg.last_update_time); PM(se.avg.util_est, ~UTIL_AVG_UNCHANGED); -#endif /* CONFIG_SMP */ #ifdef CONFIG_UCLAMP_TASK __PS("uclamp.min", p->uclamp_req[UCLAMP_MIN].value); __PS("uclamp.max", p->uclamp_req[UCLAMP_MAX].value); |