From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Mon, 12 Nov 2018 10:29:59 +0100 From: Jean Delvare To: linux-block@vger.kernel.org Cc: Jens Axboe , Hannes Reinecke Subject: [PATCH v3] block: copy ioprio in __bio_clone_fast() Message-ID: <20181112102959.6d2f4984@endymion> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII List-ID: From: Hannes Reinecke 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 Signed-off-by: Jean Delvare --- Changes since v2: * Rebased on kernel v4.20-rc2. block/bio.c | 1 + block/bounce.c | 1 + 2 files changed, 2 insertions(+) --- linux-4.20-rc2.orig/block/bio.c 2018-11-12 10:00:34.875181186 +0100 +++ linux-4.20-rc2/block/bio.c 2018-11-12 10:00:42.804275169 +0100 @@ -608,6 +608,7 @@ void __bio_clone_fast(struct bio *bio, s 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; + bio->bi_ioprio = bio_src->bi_ioprio; bio_clone_blkcg_association(bio, bio_src); } --- linux-4.20-rc2.orig/block/bounce.c 2018-11-12 09:34:19.478031060 +0100 +++ linux-4.20-rc2/block/bounce.c 2018-11-12 10:04:25.742906302 +0100 @@ -251,6 +251,7 @@ static struct bio *bounce_clone_bio(stru 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; + bio->bi_ioprio = bio_src->bi_ioprio; switch (bio_op(bio)) { case REQ_OP_DISCARD: -- Jean Delvare SUSE L3 Support