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sched/debug: Add new tracepoints to track util_est

Sfoglia il codice sorgente 
The util_est signals are key elements for EAS task placement and
frequency selection. Having tracepoints to track these signals enables
load-tracking and schedutil testing and/or debugging by a toolkit.

Signed-off-by: Vincent Donnefort <vincent.donnefort@arm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Valentin Schneider <valentin.schneider@arm.com>
Link: https://lkml.kernel.org/r/1590597554-370150-1-git-send-email-vincent.donnefort@arm.com
This commit is contained in:
Vincent Donnefort
2020-05-27 17:39:14 +01:00
committato da Peter Zijlstra
parent 1ca2034ed7
commit 4581bea8b4
3 ha cambiato i file con 16 aggiunte e 0 eliminazioni
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2
kernel/sched/core.c
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@@ -36,6 +36,8 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(pelt_dl_tp);
EXPORT_TRACEPOINT_SYMBOL_GPL(pelt_irq_tp);
EXPORT_TRACEPOINT_SYMBOL_GPL(pelt_se_tp);
EXPORT_TRACEPOINT_SYMBOL_GPL(sched_overutilized_tp);
EXPORT_TRACEPOINT_SYMBOL_GPL(sched_util_est_cfs_tp);
EXPORT_TRACEPOINT_SYMBOL_GPL(sched_util_est_se_tp);
DEFINE_PER_CPU_SHARED_ALIGNED(struct rq, runqueues);