dm writecache: verify watermark during resume
authorMikulas Patocka <mpatocka@redhat.com>
Mon, 24 Feb 2020 09:20:30 +0000 (10:20 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 11 Mar 2020 13:15:06 +0000 (14:15 +0100)
commit0e242863c5406733ccc992bc384104490cfe1f1a
tree953339b0c4d5dedb2b03e2bc01bbe0532aab3e2c
parent98423303b030252b5dcb77202694548780f2a26b
dm writecache: verify watermark during resume

commit 41c526c5af46d4c4dab7f72c99000b7fac0b9702 upstream.

Verify the watermark upon resume - so that if the target is reloaded
with lower watermark, it will start the cleanup process immediately.

Fixes: 48debafe4f2f ("dm: add writecache target")
Cc: stable@vger.kernel.org # 4.18+
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/md/dm-writecache.c