This is a note to let you know that I've just added the patch titled
block/bfq-iosched.c: use "false" rather than "BLK_RW_ASYNC"
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
block-bfq-iosched.c-use-false-rather-than-blk_rw_asy.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 92cb92d4b60f9b9e53518ea8e3eb6f1d8776ac24
Author: NeilBrown <neilb@xxxxxxx>
Date: Tue Mar 22 14:39:16 2022 -0700
block/bfq-iosched.c: use "false" rather than "BLK_RW_ASYNC"
[ Upstream commit f6bad159f5d5e5b33531aba3d9b860ad8618afe0 ]
bfq_get_queue() expects a "bool" for the third arg, so pass "false"
rather than "BLK_RW_ASYNC" which will soon be removed.
Link: https://lkml.kernel.org/r/164549983746.9187.7949730109246767909.stgit@noble.brown
Signed-off-by: NeilBrown <neilb@xxxxxxx>
Acked-by: Jens Axboe <axboe@xxxxxxxxx>
Cc: Anna Schumaker <Anna.Schumaker@xxxxxxxxxx>
Cc: Chao Yu <chao@xxxxxxxxxx>
Cc: Darrick J. Wong <djwong@xxxxxxxxxx>
Cc: Ilya Dryomov <idryomov@xxxxxxxxx>
Cc: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
Cc: Jan Kara <jack@xxxxxxx>
Cc: Jeff Layton <jlayton@xxxxxxxxxx>
Cc: Lars Ellenberg <lars.ellenberg@xxxxxxxxxx>
Cc: Miklos Szeredi <miklos@xxxxxxxxxx>
Cc: Paolo Valente <paolo.valente@xxxxxxxxxx>
Cc: Philipp Reisner <philipp.reisner@xxxxxxxxxx>
Cc: Ryusuke Konishi <konishi.ryusuke@xxxxxxxxx>
Cc: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Cc: Wu Fengguang <fengguang.wu@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Stable-dep-of: b600de2d7d3a ("block, bfq: fix uaf for bfqq in bic_set_bfqq()")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index 85120d7b5cf0..87555dc42651 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -5360,7 +5360,7 @@ static void bfq_check_ioprio_change(struct bfq_io_cq *bic, struct bio *bio)
bfqq = bic_to_bfqq(bic, false);
if (bfqq) {
bfq_release_process_ref(bfqd, bfqq);
- bfqq = bfq_get_queue(bfqd, bio, BLK_RW_ASYNC, bic, true);
+ bfqq = bfq_get_queue(bfqd, bio, false, bic, true);
bic_set_bfqq(bic, bfqq, false);
}
