Commit ab1fb47e authored by Paolo Valente's avatar Paolo Valente Committed by Jens Axboe
Browse files

block, bfq: increase time window for waker detection 



Tests on slower machines showed current window to be way too
small. This commit increases it.

Tested-by: default avatarJan Kara <jack@suse.cz>
Signed-off-by: default avatarPaolo Valente <paolo.valente@linaro.org>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent d4fc3640

block/bfq-iosched.c

+1 −1
Original line number Diff line number Diff line
@@ -1931,7 +1931,7 @@ static void bfq_add_request(struct request *rq) 
		if (bfqd->last_completed_rq_bfqq &&

		    !bfq_bfqq_has_short_ttime(bfqq) &&

		    ktime_get_ns() - bfqd->last_completion <

		    200 * NSEC_PER_USEC) {

		    4 * NSEC_PER_MSEC) {

			if (bfqd->last_completed_rq_bfqq != bfqq &&

			    bfqd->last_completed_rq_bfqq !=

			    bfqq->waker_bfqq) {