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authorVincent Donnefort <vincent.donnefort@arm.com>2020-08-28 12:00:49 +0300
committerPeter Zijlstra <peterz@infradead.org>2020-10-03 17:30:52 +0300
commit51cf18c90ca1b51d1cb4af3064e85fcf8610b5d2 (patch)
treed4643e04ec0b9b448a7525a70bb247f033ae825e /include/trace
parent9abb897345ce1d41257567f571a78137c961c405 (diff)
downloadlinux-51cf18c90ca1b51d1cb4af3064e85fcf8610b5d2.tar.xz
sched/debug: Add new tracepoint to track cpu_capacity
rq->cpu_capacity is a key element in several scheduler parts, such as EAS task placement and load balancing. Tracking this value enables 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> Link: https://lkml.kernel.org/r/1598605249-72651-1-git-send-email-vincent.donnefort@arm.com
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/sched.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index fec25b9cfbaf..c96a4337afe6 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -630,6 +630,10 @@ DECLARE_TRACE(pelt_se_tp,
TP_PROTO(struct sched_entity *se),
TP_ARGS(se));
+DECLARE_TRACE(sched_cpu_capacity_tp,
+ TP_PROTO(struct rq *rq),
+ TP_ARGS(rq));
+
DECLARE_TRACE(sched_overutilized_tp,
TP_PROTO(struct root_domain *rd, bool overutilized),
TP_ARGS(rd, overutilized));