ceph: cleanup unsafe requests when reconnecting is denied

	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().

	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);