diff options
| author | Xiubo Li <xiubli@redhat.com> | 2023-02-07 08:04:52 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-02-15 19:22:26 +0300 |
| commit | 6ff8b48253926147e441b9d0c833ca6494707d0b (patch) | |
| tree | f6fa5870b893b42e66034e4e950e8ffe37199e15 /fs/ceph | |
| parent | 4f518a4a79bddfd1f87fe62a85bdece5ee809614 (diff) | |
| download | linux-6ff8b48253926147e441b9d0c833ca6494707d0b.tar.xz | |
ceph: flush cap releases when the session is flushed
commit e7d84c6a1296d059389f7342d9b4b7defb518d3a upstream.
MDS expects the completed cap release prior to responding to the
session flush for cache drop.
Cc: stable@vger.kernel.org
Link: http://tracker.ceph.com/issues/38009
Signed-off-by: Xiubo Li <xiubli@redhat.com>
Reviewed-by: Venky Shankar <vshankar@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/ceph')
| -rw-r--r-- | fs/ceph/mds_client.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index fa51872ff850..87a9e9096421 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -3496,6 +3496,12 @@ static void handle_session(struct ceph_mds_session *session, break; case CEPH_SESSION_FLUSHMSG: + /* flush cap releases */ + spin_lock(&session->s_cap_lock); + if (session->s_num_cap_releases) + ceph_flush_cap_releases(mdsc, session); + spin_unlock(&session->s_cap_lock); + send_flushmsg_ack(mdsc, session, seq); break; |