tree 2ee1262e2fcdda982a1109cf027190554c9bdcca
parent 582f04e19ad7b41df993c669805e48a01bcd9c5b
author Jan Kara <jack@suse.cz> 1637847400 +0100
committer Jens Axboe <axboe@kernel.dk> 1638193171 -0700

bfq: Log waker detections

Waker - wakee relationships are important in deciding whether one queue
can preempt the other one. Print information about detected waker-wakee
relationships so that scheduling decisions can be better understood from
block traces.

Acked-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20211125133645.27483-7-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>