diff mbox series

[AUTOSEL,4.19,24/36] block: copy ioprio in __bio_clone_fast() and bounce

Message ID 20181122195240.13123-24-sashal@kernel.org (mailing list archive)
State New, archived
Headers show
Series None | expand

Commit Message

Sasha Levin Nov. 22, 2018, 7:52 p.m. UTC 
From: Hannes Reinecke <hare@suse.com>

[ Upstream commit ca474b73896bf6e0c1eb8787eb217b0f80221610 ]

We need to copy the io priority, too; otherwise the clone will run
with a different priority than the original one.

Fixes: 43b62ce3ff0a ("block: move bio io prio to a new field")
Signed-off-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jean Delvare <jdelvare@suse.de>

Fixed up subject, and ordered stores.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 block/bio.c    | 1 +
 block/bounce.c | 1 +
 2 files changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/block/bio.c b/block/bio.c
index 0093bed81c0e..0a95eb3bd5a1 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -605,6 +605,7 @@  void __bio_clone_fast(struct bio *bio, struct bio *bio_src)
 	if (bio_flagged(bio_src, BIO_THROTTLED))
 		bio_set_flag(bio, BIO_THROTTLED);
 	bio->bi_opf = bio_src->bi_opf;
+	bio->bi_ioprio = bio_src->bi_ioprio;
 	bio->bi_write_hint = bio_src->bi_write_hint;
 	bio->bi_iter = bio_src->bi_iter;
 	bio->bi_io_vec = bio_src->bi_io_vec;
diff --git a/block/bounce.c b/block/bounce.c
index 418677dcec60..abb50e7e5fab 100644
--- a/block/bounce.c
+++ b/block/bounce.c
@@ -248,6 +248,7 @@  static struct bio *bounce_clone_bio(struct bio *bio_src, gfp_t gfp_mask,
 		return NULL;
 	bio->bi_disk		= bio_src->bi_disk;
 	bio->bi_opf		= bio_src->bi_opf;
+	bio->bi_ioprio		= bio_src->bi_ioprio;
 	bio->bi_write_hint	= bio_src->bi_write_hint;
 	bio->bi_iter.bi_sector	= bio_src->bi_iter.bi_sector;
 	bio->bi_iter.bi_size	= bio_src->bi_iter.bi_size;