[PATCH 8/8] ceph: throw a warning if we destroy session with mutex still locked

[Jeff Layton <jlayton@xxxxxxxxxx>]

Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
 fs/ceph/mds_client.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index acce04483471..9a8e7013aca1 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -659,6 +659,7 @@ void ceph_put_mds_session(struct ceph_mds_session *s)
 	if (refcount_dec_and_test(&s->s_ref)) {
 		if (s->s_auth.authorizer)
 			ceph_auth_destroy_authorizer(s->s_auth.authorizer);
+		WARN_ON(mutex_is_locked(&s->s_mutex));
 		xa_destroy(&s->s_delegated_inos);
 		kfree(s);
 	}
-- 
2.25.1