From: Hongyu Jin <hongyu.jin@xxxxxxxxxx> The original submitting bio->bi_ioprio setting can be retained by struct dm_crypt_io::base_bio, we set the original bio's ioprio to the cloned bio for write. Link: https://lore.kernel.org/dm-devel/alpine.LRH.2.11.1612141049250.13402@xxxxxxxxxxxxxxxxx Signed-off-by: Hongyu Jin <hongyu.jin@xxxxxxxxxx> --- drivers/md/dm-crypt.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 6de107aff331..7149da6555b8 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -1683,6 +1683,7 @@ static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned int size) GFP_NOIO, &cc->bs); clone->bi_private = io; clone->bi_end_io = crypt_endio; + clone->bi_ioprio = io->base_bio->bi_ioprio; remaining_size = size; -- 2.34.1