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authorXiubo Li <xiubli@redhat.com>2021-08-25 21:45:44 +0800
committerIlya Dryomov <idryomov@gmail.com>2021-09-02 22:49:17 +0200
commit42ad631b4d0e0d6da0bfe375af99887251fbf970 (patch)
treeaa56d3dbce1a75fb9c2a6d7b88f330638d053bf5 /fs/ceph
parentceph: remove the capsnaps when removing caps (diff)
downloadlinux-dev-42ad631b4d0e0d6da0bfe375af99887251fbf970.tar.xz
linux-dev-42ad631b4d0e0d6da0bfe375af99887251fbf970.zip
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>
Diffstat (limited to 'fs/ceph')
-rw-r--r--fs/ceph/mds_client.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index d010c24456ef..c3a0e549c413 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -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: