ceph: don't WARN if we're force umounting

Force umount will try to close the sessions by setting the session
state to _CLOSING. We don't want to WARN in this situation, since it's
expected.

Signed-off-by: Xiubo Li <xiubli@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Xiubo Li 2021-08-25 21:45:44 +08:00 committed by Ilya Dryomov
parent a6d37ccdd2
commit 42ad631b4d

View file

@ -4541,6 +4541,8 @@ static void maybe_recover_session(struct ceph_mds_client *mdsc)
bool check_session_state(struct ceph_mds_session *s)
{
struct ceph_fs_client *fsc = s->s_mdsc->fsc;
switch (s->s_state) {
case CEPH_MDS_SESSION_OPEN:
if (s->s_ttl && time_after(jiffies, s->s_ttl)) {
@ -4549,8 +4551,9 @@ bool check_session_state(struct ceph_mds_session *s)
}
break;
case CEPH_MDS_SESSION_CLOSING:
/* Should never reach this when we're unmounting */
WARN_ON_ONCE(s->s_ttl);
/* Should never reach this when not force unmounting */
WARN_ON_ONCE(s->s_ttl &&
READ_ONCE(fsc->mount_state) != CEPH_MOUNT_SHUTDOWN);
fallthrough;
case CEPH_MDS_SESSION_NEW:
case CEPH_MDS_SESSION_RESTARTING: