diff options
| author |   Paolo Valente <paolo.valente@linaro.org> | 2021-01-22 19:19:45 +0100 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2021-01-24 18:18:24 -0700 |
| commit | ab1fb47e33dc7754a7593181ffe0742c7105ea9a (patch) | |
| tree | fed2f2ef5293468682ae25d9f9b2591716cbc945 /block | |
| parent | block, bfq: set next_rq to waker_bfqq->next_rq in waker injection (diff) | |
| download | linux-dev-ab1fb47e33dc7754a7593181ffe0742c7105ea9a.tar.xz linux-dev-ab1fb47e33dc7754a7593181ffe0742c7105ea9a.zip | |
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: Jan Kara <jack@suse.cz>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
| -rw-r--r-- | block/bfq-iosched.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c index fdc5e163b2fe..43e2c39cf7b5 100644 --- a/block/bfq-iosched.c +++ b/block/bfq-iosched.c @@ -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) { |