[PATCH V2 6/8] skd: use blk_mq_queue_tag_inflight_iter
From: Jianchao Wang <hidden>
Date: 2019-03-25 05:47:50
Also in:
linux-nvme, lkml
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
blk_mq_tagset_busy_iter is not safe that it could get stale request in tags->rqs[]. Use blk_mq_queue_tag_inflight_iter here. Signed-off-by: Jianchao Wang <redacted> --- drivers/block/skd_main.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/block/skd_main.c b/drivers/block/skd_main.c
index 7d3ad6c..0213b19 100644
--- a/drivers/block/skd_main.c
+++ b/drivers/block/skd_main.c@@ -395,7 +395,7 @@ static int skd_in_flight(struct skd_device *skdev) { int count = 0; - blk_mq_tagset_busy_iter(&skdev->tag_set, skd_inc_in_flight, &count); + blk_mq_queue_tag_inflight_iter(skdev->queue, skd_inc_in_flight, &count); return count; }
@@ -1916,7 +1916,7 @@ static bool skd_recover_request(struct request *req, void *data, bool reserved) static void skd_recover_requests(struct skd_device *skdev) { - blk_mq_tagset_busy_iter(&skdev->tag_set, skd_recover_request, skdev); + blk_mq_queue_tag_inflight_iter(skdev->queue, skd_recover_request, skdev); } static void skd_isr_msg_from_dev(struct skd_device *skdev)
--
2.7.4