Message ID | 20220513171307.32564-1-bvanassche@acm.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | block/mq-deadline: Set the fifo_time member also if inserting at head | expand |
On Fri, 13 May 2022 10:13:07 -0700, Bart Van Assche wrote: > Before commit 322cff70d46c the fifo_time member of requests on a dispatch > list was not used. Commit 322cff70d46c introduces code that reads the > fifo_time member of requests on dispatch lists. Hence this patch that sets > the fifo_time member when adding a request to a dispatch list. > > Applied, thanks! [1/1] block/mq-deadline: Set the fifo_time member also if inserting at head commit: 725f22a1477c9c15aa67ad3af96fe28ec4fe72d2 Best regards,
diff --git a/block/mq-deadline.c b/block/mq-deadline.c index 3ed5eaf3446a..6ed602b2f80a 100644 --- a/block/mq-deadline.c +++ b/block/mq-deadline.c @@ -742,6 +742,7 @@ static void dd_insert_request(struct blk_mq_hw_ctx *hctx, struct request *rq, if (at_head) { list_add(&rq->queuelist, &per_prio->dispatch); + rq->fifo_time = jiffies; } else { deadline_add_rq_rb(per_prio, rq);
Before commit 322cff70d46c the fifo_time member of requests on a dispatch list was not used. Commit 322cff70d46c introduces code that reads the fifo_time member of requests on dispatch lists. Hence this patch that sets the fifo_time member when adding a request to a dispatch list. Cc: Christoph Hellwig <hch@lst.de> Cc: Ming Lei <ming.lei@redhat.com> Cc: Damien Le Moal <damien.lemoal@opensource.wdc.com> Fixes: 322cff70d46c ("block/mq-deadline: Prioritize high-priority requests") Signed-off-by: Bart Van Assche <bvanassche@acm.org> --- block/mq-deadline.c | 1 + 1 file changed, 1 insertion(+)