Messages in this thread Patch in this message | | | From | Valentin Schneider <> | Subject | [PATCH 3/3] sched/debug: Add task uclamp values to SCHED_DEBUG procfs | Date | Tue, 25 Feb 2020 17:52:27 +0000 |
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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.
Signed-off-by: Valentin Schneider <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 47411a85087c..4086bdd9915d 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); -- 2.24.0
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