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authorBart Van Assche <bvanassche@acm.org>2022-05-13 10:13:07 -0700
committerJens Axboe <axboe@kernel.dk>2022-05-13 17:02:46 -0600
commit725f22a1477c9c15aa67ad3af96fe28ec4fe72d2 (patch)
treed2f3270d45e409aa827d3c47d4c2e6321dd63474 /block/mq-deadline.c
parentf1c8781ac9d87650ccf45a354c0bbfa3f9230371 (diff)
block/mq-deadline: Set the fifo_time member also if inserting at headblock-5.18-2022-05-18block-5.18
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> Link: https://lore.kernel.org/r/20220513171307.32564-1-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/mq-deadline.c')
-rw-r--r--block/mq-deadline.c1
1 files changed, 1 insertions, 0 deletions
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);