From 96e74ebf8d594496f3dda5f8e26af6b4e161e4e9 Mon Sep 17 00:00:00 2001 From: Valentin Schneider Date: Wed, 26 Feb 2020 12:45:43 +0000 Subject: sched/debug: Add task uclamp values to SCHED_DEBUG procfs Requested and effective uclamp values can be a bit tricky to decipher when playing with cgroup hierarchies. Add them to a task's procfs when SCHED_DEBUG is enabled. Reviewed-by: Qais Yousef Signed-off-by: Valentin Schneider Signed-off-by: Peter Zijlstra (Intel) Signed-off-by: Ingo Molnar Link: https://lkml.kernel.org/r/20200226124543.31986-4-valentin.schneider@arm.com --- kernel/sched/debug.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index 315ef6de3cc4..a562df57a86e 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -946,6 +946,12 @@ void proc_sched_show_task(struct task_struct *p, struct pid_namespace *ns, P(se.avg.last_update_time); P(se.avg.util_est.ewma); P(se.avg.util_est.enqueued); +#endif +#ifdef CONFIG_UCLAMP_TASK + __PS("uclamp.min", p->uclamp[UCLAMP_MIN].value); + __PS("uclamp.max", p->uclamp[UCLAMP_MAX].value); + __PS("effective uclamp.min", uclamp_eff_value(p, UCLAMP_MIN)); + __PS("effective uclamp.max", uclamp_eff_value(p, UCLAMP_MAX)); #endif P(policy); P(prio); -- cgit