sched/debug: Add new tracepoint to track cpu_capacity
authorVincent Donnefort <vincent.donnefort@arm.com>
Fri, 28 Aug 2020 09:00:49 +0000 (10:00 +0100)
committerPeter Zijlstra <peterz@infradead.org>
Sat, 3 Oct 2020 14:30:52 +0000 (16:30 +0200)
commit51cf18c90ca1b51d1cb4af3064e85fcf8610b5d2
treed4643e04ec0b9b448a7525a70bb247f033ae825e
parent9abb897345ce1d41257567f571a78137c961c405
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
include/linux/sched.h
include/trace/events/sched.h
kernel/sched/core.c
kernel/sched/fair.c