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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/linux/sched.h
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/linux/sched.h')
-rw-r--r--include/linux/sched.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 2bf0af19a62a..f516c18eeb20 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -2044,6 +2044,7 @@ const struct sched_avg *sched_trace_rq_avg_dl(struct rq *rq);
const struct sched_avg *sched_trace_rq_avg_irq(struct rq *rq);
int sched_trace_rq_cpu(struct rq *rq);
+int sched_trace_rq_cpu_capacity(struct rq *rq);
int sched_trace_rq_nr_running(struct rq *rq);
const struct cpumask *sched_trace_rd_span(struct root_domain *rd);