diff options
| -rw-r--r-- | fs/ceph/mds_client.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index c3bac61..fd5585b 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -1021,6 +1021,33 @@ static void cleanup_cap_releases(struct ceph_mds_session *session) spin_unlock(&session->s_cap_lock); } +static void cleanup_session_requests(struct ceph_mds_client *mdsc, + struct ceph_mds_session *session) +{ + struct ceph_mds_request *req; + struct rb_node *p; + + dout("cleanup_session_requests mds%d\n", session->s_mds); + mutex_lock(&mdsc->mutex); + while (!list_empty(&session->s_unsafe)) { + req = list_first_entry(&session->s_unsafe, + struct ceph_mds_request, r_unsafe_item); + list_del_init(&req->r_unsafe_item); + pr_info(" dropping unsafe request %llu\n", req->r_tid); + __unregister_request(mdsc, req); + } + /* zero r_attempts, so kick_requests() will re-send requests */ + p = rb_first(&mdsc->request_tree); + while (p) { + req = rb_entry(p, struct ceph_mds_request, r_node); + p = rb_next(p); + if (req->r_session && + req->r_session->s_mds == session->s_mds) + req->r_attempts = 0; + } + mutex_unlock(&mdsc->mutex); +} + /* * Helper to safely iterate over all caps associated with a session, with * special care taken to handle a racing __ceph_remove_cap(). @@ -2589,6 +2616,7 @@ static void handle_session(struct ceph_mds_session *session, case CEPH_SESSION_CLOSE: if (session->s_state == CEPH_MDS_SESSION_RECONNECTING) pr_info("mds%d reconnect denied\n", session->s_mds); + cleanup_session_requests(mdsc, session); remove_session_caps(session); wake = 2; /* for good measure */ wake_up_all(&mdsc->session_close_wq); |