215 static int ocfs2_live_connection_attach(struct ocfs2_cluster_connection *conn,  in ocfs2_live_connection_attach()  argument
221 	c->oc_conn = conn;  in ocfs2_live_connection_attach()
696 static int user_dlm_lock(struct ocfs2_cluster_connection *conn,  in user_dlm_lock()  argument
709 	ret = dlm_lock(conn->cc_lockspace, mode, &lksb->lksb_fsdlm,  in user_dlm_lock()
716 static int user_dlm_unlock(struct ocfs2_cluster_connection *conn,  in user_dlm_unlock()  argument
722 	ret = dlm_unlock(conn->cc_lockspace, lksb->lksb_fsdlm.sb_lkid,  in user_dlm_unlock()
751 static int user_plock(struct ocfs2_cluster_connection *conn,  in user_plock()  argument
775 		return dlm_posix_get(conn->cc_lockspace, ino, file, fl);  in user_plock()
777 		return dlm_posix_unlock(conn->cc_lockspace, ino, file, fl);  in user_plock()
779 		return dlm_posix_lock(conn->cc_lockspace, ino, file, cmd, fl);  in user_plock()
831 	struct ocfs2_cluster_connection *conn = arg;  in sync_wait_cb()  local
832 	struct ocfs2_live_connection *lc = conn->cc_private;  in sync_wait_cb()
836 static int sync_unlock(struct ocfs2_cluster_connection *conn,  in sync_unlock()  argument
840 	struct ocfs2_live_connection *lc = conn->cc_private;  in sync_unlock()
842 	error = dlm_unlock(conn->cc_lockspace, lksb->sb_lkid, 0, lksb, conn);  in sync_unlock()
859 static int sync_lock(struct ocfs2_cluster_connection *conn,  in sync_lock()  argument
864 	struct ocfs2_live_connection *lc = conn->cc_private;  in sync_lock()
866 	error = dlm_lock(conn->cc_lockspace, mode, lksb, flags,  in sync_lock()
868 			0, sync_wait_cb, conn, NULL);  in sync_lock()
888 static int version_lock(struct ocfs2_cluster_connection *conn, int mode,  in version_lock()  argument
891 	struct ocfs2_live_connection *lc = conn->cc_private;  in version_lock()
892 	return sync_lock(conn, mode, flags,  in version_lock()
896 static int version_unlock(struct ocfs2_cluster_connection *conn)  in version_unlock()  argument
898 	struct ocfs2_live_connection *lc = conn->cc_private;  in version_unlock()
899 	return sync_unlock(conn, &lc->oc_version_lksb, VERSION_LOCK);  in version_unlock()
913 static int get_protocol_version(struct ocfs2_cluster_connection *conn)  in get_protocol_version()  argument
916 	struct ocfs2_live_connection *lc = conn->cc_private;  in get_protocol_version()
925 	ret = version_lock(conn, DLM_LOCK_EX,  in get_protocol_version()
928 		conn->cc_version.pv_major = running_proto.pv_major;  in get_protocol_version()
929 		conn->cc_version.pv_minor = running_proto.pv_minor;  in get_protocol_version()
931 		version_lock(conn, DLM_LOCK_PR, DLM_LKF_CONVERT|DLM_LKF_VALBLK);  in get_protocol_version()
933 		ret = version_lock(conn, DLM_LOCK_PR, DLM_LKF_VALBLK);  in get_protocol_version()
944 		conn->cc_version.pv_major = pv.pv_major;  in get_protocol_version()
945 		conn->cc_version.pv_minor = pv.pv_minor;  in get_protocol_version()
957 	struct ocfs2_cluster_connection *conn = arg;  in user_recover_slot()  local
960 	conn->cc_recovery_handler(slot->nodeid, conn->cc_recovery_data);  in user_recover_slot()
968 	struct ocfs2_cluster_connection *conn = arg;  in user_recover_done()  local
969 	struct ocfs2_live_connection *lc = conn->cc_private;  in user_recover_done()
988 static int user_cluster_disconnect(struct ocfs2_cluster_connection *conn)  in user_cluster_disconnect()  argument
990 	version_unlock(conn);  in user_cluster_disconnect()
991 	dlm_release_lockspace(conn->cc_lockspace, 2);  in user_cluster_disconnect()
992 	conn->cc_lockspace = NULL;  in user_cluster_disconnect()
993 	ocfs2_live_connection_drop(conn->cc_private);  in user_cluster_disconnect()
994 	conn->cc_private = NULL;  in user_cluster_disconnect()
998 static int user_cluster_connect(struct ocfs2_cluster_connection *conn)  in user_cluster_connect()  argument
1004 	BUG_ON(conn == NULL);  in user_cluster_connect()
1013 	conn->cc_private = lc;  in user_cluster_connect()
1016 	rc = dlm_new_lockspace(conn->cc_name, conn->cc_cluster_name,  in user_cluster_connect()
1018 			       &ocfs2_ls_ops, conn, &ops_rv, &fsdlm);  in user_cluster_connect()
1031 	conn->cc_lockspace = fsdlm;  in user_cluster_connect()
1033 	rc = ocfs2_live_connection_attach(conn, lc);  in user_cluster_connect()
1038 		rc = get_protocol_version(conn);  in user_cluster_connect()
1042 			user_cluster_disconnect(conn);  in user_cluster_connect()
1052 	if (fs_protocol_compare(&running_proto, &conn->cc_version)) {  in user_cluster_connect()
1056 		       conn->cc_version.pv_major, conn->cc_version.pv_minor,  in user_cluster_connect()
1070 static int user_cluster_this_node(struct ocfs2_cluster_connection *conn,  in user_cluster_this_node()  argument
1074 	struct ocfs2_live_connection *lc = conn->cc_private;  in user_cluster_this_node()