68 	bool rv = true;  in conn_all_vols_unconf()  local
77 			rv = false;  in conn_all_vols_unconf()
83 	return rv;  in conn_all_vols_unconf()
205 	bool rv = true;  in no_peer_wf_report_params()  local
210 			rv = false;  in no_peer_wf_report_params()
215 	return rv;  in no_peer_wf_report_params()
264 	enum drbd_state_rv rv;  in drbd_change_state()  local
268 	rv = _drbd_set_state(device, ns, f, NULL);  in drbd_change_state()
271 	return rv;  in drbd_change_state()
292 	enum drbd_state_rv rv;  in _req_st_cond()  local
303 	rv = is_valid_transition(os, ns);  in _req_st_cond()
304 	if (rv >= SS_SUCCESS)  in _req_st_cond()
305 		rv = SS_UNKNOWN_ERROR;  /* cont waiting, otherwise fail. */  in _req_st_cond()
308 		rv = SS_CW_NO_NEED;  in _req_st_cond()
309 	if (rv == SS_UNKNOWN_ERROR) {  in _req_st_cond()
310 		rv = is_valid_state(device, ns);  in _req_st_cond()
311 		if (rv >= SS_SUCCESS) {  in _req_st_cond()
312 			rv = is_valid_soft_transition(os, ns, first_peer_device(device)->connection);  in _req_st_cond()
313 			if (rv >= SS_SUCCESS)  in _req_st_cond()
314 				rv = SS_UNKNOWN_ERROR; /* cont waiting, otherwise fail. */  in _req_st_cond()
319 	return rv;  in _req_st_cond()
339 	enum drbd_state_rv rv;  in drbd_req_state()  local
349 	rv = is_valid_transition(os, ns);  in drbd_req_state()
350 	if (rv < SS_SUCCESS) {  in drbd_req_state()
356 		rv = is_valid_state(device, ns);  in drbd_req_state()
357 		if (rv == SS_SUCCESS)  in drbd_req_state()
358 			rv = is_valid_soft_transition(os, ns, first_peer_device(device)->connection);  in drbd_req_state()
361 		if (rv < SS_SUCCESS) {  in drbd_req_state()
363 				print_st_err(device, os, ns, rv);  in drbd_req_state()
368 			rv = SS_CW_FAILED_BY_PEER;  in drbd_req_state()
370 				print_st_err(device, os, ns, rv);  in drbd_req_state()
375 			(rv = _req_st_cond(device, mask, val)));  in drbd_req_state()
377 		if (rv < SS_SUCCESS) {  in drbd_req_state()
379 				print_st_err(device, os, ns, rv);  in drbd_req_state()
384 		rv = _drbd_set_state(device, ns, f, &done);  in drbd_req_state()
386 		rv = _drbd_set_state(device, ns, f, &done);  in drbd_req_state()
391 	if (f & CS_WAIT_COMPLETE && rv == SS_SUCCESS) {  in drbd_req_state()
400 	return rv;  in drbd_req_state()
417 	enum drbd_state_rv rv;  in _drbd_request_state()  local
420 		   (rv = drbd_req_state(device, mask, val, f)) != SS_IN_TRANSIENT_STATE);  in _drbd_request_state()
422 	return rv;  in _drbd_request_state()
429 	enum drbd_state_rv rv;  in _drbd_request_state_holding_state_mutex()  local
434 		       (rv = drbd_req_state(device, mask, val, f)) != SS_IN_TRANSIENT_STATE,  in _drbd_request_state_holding_state_mutex()
438 	return rv;  in _drbd_request_state_holding_state_mutex()
554 	enum drbd_state_rv rv = SS_SUCCESS;  in is_valid_state()  local
568 				rv = SS_TWO_PRIMARIES;  in is_valid_state()
570 				rv = SS_O_VOL_PEER_PRI;  in is_valid_state()
574 	if (rv <= 0)  in is_valid_state()
577 		rv = SS_DEVICE_IN_USE;  in is_valid_state()
580 		rv = SS_NO_UP_TO_DATE_DISK;  in is_valid_state()
584 		rv = SS_PRIMARY_NOP;  in is_valid_state()
587 		rv = SS_NO_UP_TO_DATE_DISK;  in is_valid_state()
590 		rv = SS_NO_LOCAL_DISK;  in is_valid_state()
593 		rv = SS_NO_REMOTE_DISK;  in is_valid_state()
596 		rv = SS_NO_UP_TO_DATE_DISK;  in is_valid_state()
603 		rv = SS_CONNECTED_OUTDATES;  in is_valid_state()
607 		rv = SS_NO_VERIFY_ALG;  in is_valid_state()
611 		rv = SS_NOT_SUPPORTED;  in is_valid_state()
614 		rv = SS_NO_UP_TO_DATE_DISK;  in is_valid_state()
618 		rv = SS_NEED_CONNECTION;  in is_valid_state()
621 		rv = SS_CONNECTED_OUTDATES;  in is_valid_state()
625 	return rv;  in is_valid_state()
639 	enum drbd_state_rv rv = SS_SUCCESS;  in is_valid_soft_transition()  local
643 		rv = SS_RESYNC_RUNNING;  in is_valid_soft_transition()
646 		rv = SS_ALREADY_STANDALONE;  in is_valid_soft_transition()
649 		rv = SS_IS_DISKLESS;  in is_valid_soft_transition()
652 		rv = SS_NO_NET_CONFIG;  in is_valid_soft_transition()
655 		rv = SS_LOWER_THAN_OUTDATED;  in is_valid_soft_transition()
658 		rv = SS_IN_TRANSIENT_STATE;  in is_valid_soft_transition()
665 		rv = SS_IN_TRANSIENT_STATE;  in is_valid_soft_transition()
668 		rv = SS_NEED_CONNECTION;  in is_valid_soft_transition()
672 		rv = SS_RESYNC_RUNNING;  in is_valid_soft_transition()
676 		rv = SS_NEED_CONNECTION;  in is_valid_soft_transition()
680 		rv = SS_NEED_CONNECTION; /* No NetworkFailure -> SyncTarget etc... */  in is_valid_soft_transition()
684 		rv = SS_OUTDATE_WO_CONN;  in is_valid_soft_transition()
686 	return rv;  in is_valid_soft_transition()
732 	enum drbd_state_rv rv;  in is_valid_transition()  local
734 	rv = is_valid_conn_transition(os.conn, ns.conn);  in is_valid_transition()
738 		rv = SS_IS_DISKLESS;  in is_valid_transition()
740 	return rv;  in is_valid_transition()
983 	enum drbd_state_rv rv = SS_SUCCESS;  in __drbd_set_state()  local
993 	rv = is_valid_transition(os, ns);  in __drbd_set_state()
994 	if (rv < SS_SUCCESS)  in __drbd_set_state()
995 		return rv;  in __drbd_set_state()
1001 		rv = is_valid_state(device, ns);  in __drbd_set_state()
1002 		if (rv < SS_SUCCESS) {  in __drbd_set_state()
1006 			if (is_valid_state(device, os) == rv)  in __drbd_set_state()
1007 				rv = is_valid_soft_transition(os, ns, connection);  in __drbd_set_state()
1009 			rv = is_valid_soft_transition(os, ns, connection);  in __drbd_set_state()
1012 	if (rv < SS_SUCCESS) {  in __drbd_set_state()
1014 			print_st_err(device, os, ns, rv);  in __drbd_set_state()
1015 		return rv;  in __drbd_set_state()
1193 	return rv;  in __drbd_set_state()
1210 static void abw_start_sync(struct drbd_device *device, int rv)  in abw_start_sync()  argument
1212 	if (rv) {  in abw_start_sync()
1232 	int rv;  in drbd_bitmap_io_from_worker()  local
1240 	rv = io_fn(device);  in drbd_bitmap_io_from_worker()
1245 	return rv;  in drbd_bitmap_io_from_worker()
1686 	enum drbd_state_rv rv = SS_SUCCESS;  in conn_is_valid_transition()  local
1703 		rv = is_valid_transition(os, ns);  in conn_is_valid_transition()
1705 		if (rv >= SS_SUCCESS && !(flags & CS_HARD)) {  in conn_is_valid_transition()
1706 			rv = is_valid_state(device, ns);  in conn_is_valid_transition()
1707 			if (rv < SS_SUCCESS) {  in conn_is_valid_transition()
1708 				if (is_valid_state(device, os) == rv)  in conn_is_valid_transition()
1709 					rv = is_valid_soft_transition(os, ns, connection);  in conn_is_valid_transition()
1711 				rv = is_valid_soft_transition(os, ns, connection);  in conn_is_valid_transition()
1714 		if (rv < SS_SUCCESS) {  in conn_is_valid_transition()
1716 				print_st_err(device, os, ns, rv);  in conn_is_valid_transition()
1722 	return rv;  in conn_is_valid_transition()
1738 	enum drbd_state_rv rv;  in conn_set_state()  local
1762 		rv = __drbd_set_state(device, ns, flags, NULL);  in conn_set_state()
1763 		if (rv < SS_SUCCESS)  in conn_set_state()
1802 	enum drbd_state_rv err, rv = SS_UNKNOWN_ERROR; /* continue waiting */;  in _conn_rq_cond()  local
1805 		rv = SS_CW_SUCCESS;  in _conn_rq_cond()
1808 		rv = SS_CW_FAILED_BY_PEER;  in _conn_rq_cond()
1812 		return rv;  in _conn_rq_cond()
1821 	enum drbd_state_rv rv = SS_SUCCESS;  in _conn_request_state()  local
1828 		rv = is_valid_conn_transition(oc, val.conn);  in _conn_request_state()
1829 		if (rv < SS_SUCCESS)  in _conn_request_state()
1833 	rv = conn_is_valid_transition(connection, mask, val, flags);  in _conn_request_state()
1834 	if (rv < SS_SUCCESS)  in _conn_request_state()
1851 			rv = SS_CW_FAILED_BY_PEER;  in _conn_request_state()
1864 				(rv = _conn_rq_cond(connection, mask, val)),  in _conn_request_state()
1867 		if (rv < SS_SUCCESS)  in _conn_request_state()
1899 	if (rv < SS_SUCCESS && flags & CS_VERBOSE) {  in _conn_request_state()
1900 		drbd_err(connection, "State change failed: %s\n", drbd_set_st_err_str(rv));  in _conn_request_state()
1904 	return rv;  in _conn_request_state()
1911 	enum drbd_state_rv rv;  in conn_request_state()  local
1914 	rv = _conn_request_state(connection, mask, val, flags);  in conn_request_state()
1917 	return rv;  in conn_request_state()