rbd: ignore unlock errors
authorIlya Dryomov <idryomov@gmail.com>
Thu, 13 Apr 2017 10:17:38 +0000 (12:17 +0200)
committerIlya Dryomov <idryomov@gmail.com>
Thu, 4 May 2017 07:19:23 +0000 (09:19 +0200)
commitbbead745d96cfd51aaa332bdeab300862c7a8061
tree42814bbd4ace976b27042d519aa4cab401fae78e
parent5769ed0cb12dcd135251e546863196cec0b58e34
rbd: ignore unlock errors

Currently the lock_state is set to UNLOCKED (preventing further I/O),
but RELEASED_LOCK notification isn't sent.  Be consistent with userspace
and treat ceph_cls_unlock() errors as the image is unlocked.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Jason Dillaman <dillaman@redhat.com>
drivers/block/rbd.c