Lines Matching refs:os
36 union drbd_state os; member
52 static void after_state_ch(struct drbd_device *device, union drbd_state os,
56 static enum drbd_state_rv is_valid_transition(union drbd_state os, union drbd_state ns);
57 static union drbd_state sanitize_state(struct drbd_device *device, union drbd_state os,
226 union drbd_state os, union drbd_state ns) in cl_wide_st_chg() argument
228 return (os.conn >= C_CONNECTED && ns.conn >= C_CONNECTED && in cl_wide_st_chg()
229 ((os.role != R_PRIMARY && ns.role == R_PRIMARY) || in cl_wide_st_chg()
230 (os.conn != C_STARTING_SYNC_T && ns.conn == C_STARTING_SYNC_T) || in cl_wide_st_chg()
231 (os.conn != C_STARTING_SYNC_S && ns.conn == C_STARTING_SYNC_S) || in cl_wide_st_chg()
232 (os.disk != D_FAILED && ns.disk == D_FAILED))) || in cl_wide_st_chg()
233 (os.conn >= C_CONNECTED && ns.conn == C_DISCONNECTING) || in cl_wide_st_chg()
234 (os.conn == C_CONNECTED && ns.conn == C_VERIFY_S) || in cl_wide_st_chg()
235 (os.conn == C_CONNECTED && ns.conn == C_WF_REPORT_PARAMS); in cl_wide_st_chg()
239 apply_mask_val(union drbd_state os, union drbd_state mask, union drbd_state val) in apply_mask_val() argument
242 ns.i = (os.i & ~mask.i) | val.i; in apply_mask_val()
278 union drbd_state os, ns; in _req_st_cond() local
289 os = drbd_read_state(device); in _req_st_cond()
290 ns = sanitize_state(device, os, apply_mask_val(os, mask, val), NULL); in _req_st_cond()
291 rv = is_valid_transition(os, ns); in _req_st_cond()
295 if (!cl_wide_st_chg(device, os, ns)) in _req_st_cond()
300 rv = is_valid_soft_transition(os, ns, first_peer_device(device)->connection); in _req_st_cond()
326 union drbd_state os, ns; in drbd_req_state() local
335 os = drbd_read_state(device); in drbd_req_state()
336 ns = sanitize_state(device, os, apply_mask_val(os, mask, val), NULL); in drbd_req_state()
337 rv = is_valid_transition(os, ns); in drbd_req_state()
343 if (cl_wide_st_chg(device, os, ns)) { in drbd_req_state()
346 rv = is_valid_soft_transition(os, ns, first_peer_device(device)->connection); in drbd_req_state()
351 print_st_err(device, os, ns, rv); in drbd_req_state()
358 print_st_err(device, os, ns, rv); in drbd_req_state()
367 print_st_err(device, os, ns, rv); in drbd_req_state()
431 void print_st_err(struct drbd_device *device, union drbd_state os, in print_st_err() argument
437 print_st(device, " state", os); in print_st_err()
441 static long print_state_change(char *pb, union drbd_state os, union drbd_state ns, in print_state_change() argument
448 if (ns.role != os.role && flags & CS_DC_ROLE) in print_state_change()
450 drbd_role_str(os.role), in print_state_change()
452 if (ns.peer != os.peer && flags & CS_DC_PEER) in print_state_change()
454 drbd_role_str(os.peer), in print_state_change()
456 if (ns.conn != os.conn && flags & CS_DC_CONN) in print_state_change()
458 drbd_conn_str(os.conn), in print_state_change()
460 if (ns.disk != os.disk && flags & CS_DC_DISK) in print_state_change()
462 drbd_disk_str(os.disk), in print_state_change()
464 if (ns.pdsk != os.pdsk && flags & CS_DC_PDSK) in print_state_change()
466 drbd_disk_str(os.pdsk), in print_state_change()
472 static void drbd_pr_state_change(struct drbd_device *device, union drbd_state os, union drbd_state … in drbd_pr_state_change() argument
478 pbp += print_state_change(pbp, os, ns, flags ^ CS_DC_MASK); in drbd_pr_state_change()
480 if (ns.aftr_isp != os.aftr_isp) in drbd_pr_state_change()
482 os.aftr_isp, in drbd_pr_state_change()
484 if (ns.peer_isp != os.peer_isp) in drbd_pr_state_change()
486 os.peer_isp, in drbd_pr_state_change()
488 if (ns.user_isp != os.user_isp) in drbd_pr_state_change()
490 os.user_isp, in drbd_pr_state_change()
497 static void conn_pr_state_change(struct drbd_connection *connection, union drbd_state os, union drb… in conn_pr_state_change() argument
503 pbp += print_state_change(pbp, os, ns, flags); in conn_pr_state_change()
505 if (is_susp(ns) != is_susp(os) && flags & CS_DC_SUSP) in conn_pr_state_change()
507 is_susp(os), in conn_pr_state_change()
609 is_valid_soft_transition(union drbd_state os, union drbd_state ns, struct drbd_connection *connecti… in is_valid_soft_transition() argument
614 os.conn > C_CONNECTED) in is_valid_soft_transition()
617 if (ns.conn == C_DISCONNECTING && os.conn == C_STANDALONE) in is_valid_soft_transition()
620 if (ns.disk > D_ATTACHING && os.disk == D_DISKLESS) in is_valid_soft_transition()
623 if (ns.conn == C_WF_CONNECTION && os.conn < C_UNCONNECTED) in is_valid_soft_transition()
626 if (ns.disk == D_OUTDATED && os.disk < D_OUTDATED && os.disk != D_ATTACHING) in is_valid_soft_transition()
629 if (ns.conn == C_DISCONNECTING && os.conn == C_UNCONNECTED) in is_valid_soft_transition()
638 !(os.conn == C_WF_REPORT_PARAMS || in is_valid_soft_transition()
639 (ns.conn == C_WF_REPORT_PARAMS && os.conn == C_WF_CONNECTION))) in is_valid_soft_transition()
642 if ((ns.conn == C_VERIFY_S || ns.conn == C_VERIFY_T) && os.conn < C_CONNECTED) in is_valid_soft_transition()
646 ns.conn != os.conn && os.conn > C_CONNECTED) in is_valid_soft_transition()
650 os.conn < C_CONNECTED) in is_valid_soft_transition()
654 && os.conn < C_WF_REPORT_PARAMS) in is_valid_soft_transition()
658 os.conn < C_CONNECTED && os.pdsk > D_OUTDATED) in is_valid_soft_transition()
705 is_valid_transition(union drbd_state os, union drbd_state ns) in is_valid_transition() argument
709 rv = is_valid_conn_transition(os.conn, ns.conn); in is_valid_transition()
712 if (ns.disk == D_FAILED && os.disk == D_DISKLESS) in is_valid_transition()
743 static union drbd_state sanitize_state(struct drbd_device *device, union drbd_state os, in sanitize_state() argument
886 !(os.role == R_PRIMARY && os.conn < C_CONNECTED && os.pdsk > D_OUTDATED)) in sanitize_state()
891 !(os.role == R_PRIMARY && os.disk < D_UP_TO_DATE && os.pdsk < D_UP_TO_DATE)) in sanitize_state()
957 union drbd_state os; in __drbd_set_state() local
962 os = drbd_read_state(device); in __drbd_set_state()
964 ns = sanitize_state(device, os, ns, &ssw); in __drbd_set_state()
965 if (ns.i == os.i) in __drbd_set_state()
968 rv = is_valid_transition(os, ns); in __drbd_set_state()
981 if (is_valid_state(device, os) == rv) in __drbd_set_state()
982 rv = is_valid_soft_transition(os, ns, connection); in __drbd_set_state()
984 rv = is_valid_soft_transition(os, ns, connection); in __drbd_set_state()
989 print_st_err(device, os, ns, rv); in __drbd_set_state()
995 drbd_pr_state_change(device, os, ns, flags); in __drbd_set_state()
1001 conn_pr_state_change(connection, os, ns, in __drbd_set_state()
1008 if ((os.disk != D_FAILED && ns.disk == D_FAILED) || in __drbd_set_state()
1009 (os.disk != D_DISKLESS && ns.disk == D_DISKLESS)) in __drbd_set_state()
1012 if (!is_sync_state(os.conn) && is_sync_state(ns.conn)) in __drbd_set_state()
1026 if (drbd_should_do_remote((union drbd_dev_state)os.i) != in __drbd_set_state()
1030 if (os.disk == D_ATTACHING && ns.disk >= D_NEGOTIATING) in __drbd_set_state()
1034 if (os.conn == C_WF_REPORT_PARAMS && ns.conn != C_WF_REPORT_PARAMS && in __drbd_set_state()
1044 if ((os.conn == C_VERIFY_S || os.conn == C_VERIFY_T) && in __drbd_set_state()
1053 if ((os.conn == C_PAUSED_SYNC_T || os.conn == C_PAUSED_SYNC_S) && in __drbd_set_state()
1062 if ((os.conn == C_SYNC_TARGET || os.conn == C_SYNC_SOURCE) && in __drbd_set_state()
1068 if (os.conn == C_CONNECTED && in __drbd_set_state()
1117 if (os.disk < D_CONSISTENT && ns.disk >= D_CONSISTENT) in __drbd_set_state()
1123 if (os.disk == D_INCONSISTENT && os.pdsk == D_INCONSISTENT && in __drbd_set_state()
1124 os.peer == R_SECONDARY && ns.peer == R_PRIMARY) in __drbd_set_state()
1128 if (os.conn != C_DISCONNECTING && ns.conn == C_DISCONNECTING) in __drbd_set_state()
1132 if (os.conn != C_STANDALONE && ns.conn == C_STANDALONE) in __drbd_set_state()
1136 if (os.conn > C_WF_CONNECTION && in __drbd_set_state()
1141 if (os.conn < C_CONNECTED && ns.conn >= C_CONNECTED) { in __drbd_set_state()
1149 if ((os.disk == D_ATTACHING || os.disk == D_NEGOTIATING) && in __drbd_set_state()
1155 ascw->os = os; in __drbd_set_state()
1176 after_state_ch(device, ascw->os, ascw->ns, ascw->flags); in w_after_state_ch()
1229 static void after_state_ch(struct drbd_device *device, union drbd_state os, in after_state_ch() argument
1238 sib.os = os; in after_state_ch()
1241 if ((os.disk != D_UP_TO_DATE || os.pdsk != D_UP_TO_DATE) in after_state_ch()
1251 if (!(os.role == R_PRIMARY && os.disk < D_UP_TO_DATE && os.pdsk < D_UP_TO_DATE) && in after_state_ch()
1262 if (os.conn < C_CONNECTED && conn_lowest_conn(connection) >= C_CONNECTED) in after_state_ch()
1265 if ((os.disk == D_ATTACHING || os.disk == D_NEGOTIATING) && in after_state_ch()
1303 if ((os.conn != C_SYNC_SOURCE && os.conn != C_PAUSED_SYNC_S) && in after_state_ch()
1311 if (os.pdsk == D_DISKLESS && in after_state_ch()
1326 if (os.conn != C_WF_BITMAP_S && ns.conn == C_WF_BITMAP_S && in after_state_ch()
1333 if ((os.pdsk >= D_INCONSISTENT && in after_state_ch()
1334 os.pdsk != D_UNKNOWN && in after_state_ch()
1335 os.pdsk != D_OUTDATED) in after_state_ch()
1354 if (os.peer == R_SECONDARY && ns.peer == R_PRIMARY && in after_state_ch()
1360 if (os.peer == R_PRIMARY && ns.peer == R_SECONDARY) in after_state_ch()
1372 if (os.role == R_PRIMARY && ns.role == R_SECONDARY && in after_state_ch()
1383 os.disk == D_ATTACHING && ns.disk == D_NEGOTIATING) { in after_state_ch()
1391 ((os.aftr_isp != ns.aftr_isp) || in after_state_ch()
1392 (os.user_isp != ns.user_isp))) in after_state_ch()
1396 if ((!os.aftr_isp && !os.peer_isp && !os.user_isp) && in after_state_ch()
1402 if (os.conn == C_WF_REPORT_PARAMS && ns.conn >= C_CONNECTED) in after_state_ch()
1405 if (os.conn != C_AHEAD && ns.conn == C_AHEAD) in after_state_ch()
1409 if ((os.conn != C_STARTING_SYNC_T && ns.conn == C_STARTING_SYNC_T) || in after_state_ch()
1410 (os.conn != C_STARTING_SYNC_S && ns.conn == C_STARTING_SYNC_S)) in after_state_ch()
1418 if (os.disk != D_FAILED && ns.disk == D_FAILED) { in after_state_ch()
1475 if (os.disk != D_DISKLESS && ns.disk == D_DISKLESS) { in after_state_ch()
1491 if (os.disk == D_UP_TO_DATE && ns.disk == D_INCONSISTENT && ns.conn >= C_CONNECTED) in after_state_ch()
1502 if ((os.conn > C_CONNECTED && ns.conn <= C_CONNECTED) || in after_state_ch()
1503 (os.peer_isp && !ns.peer_isp) || in after_state_ch()
1504 (os.user_isp && !ns.user_isp)) in after_state_ch()
1509 if (os.disk < D_UP_TO_DATE && os.conn >= C_SYNC_SOURCE && ns.conn == C_CONNECTED) in after_state_ch()
1515 if (os.conn == C_VERIFY_S && ns.conn == C_CONNECTED in after_state_ch()
1526 if (os.conn > C_CONNECTED && ns.conn <= C_CONNECTED && get_ldev(device)) { in after_state_ch()
1535 if (os.aftr_isp != ns.aftr_isp) in after_state_ch()
1615 union drbd_dev_state os, cs = { in conn_old_common_state() local
1626 os = device->state; in conn_old_common_state()
1629 cs = os; in conn_old_common_state()
1634 if (cs.role != os.role) in conn_old_common_state()
1637 if (cs.peer != os.peer) in conn_old_common_state()
1640 if (cs.conn != os.conn) in conn_old_common_state()
1643 if (cs.disk != os.disk) in conn_old_common_state()
1646 if (cs.pdsk != os.pdsk) in conn_old_common_state()
1661 union drbd_state ns, os; in conn_is_valid_transition() local
1668 os = drbd_read_state(device); in conn_is_valid_transition()
1669 ns = sanitize_state(device, os, apply_mask_val(os, mask, val), NULL); in conn_is_valid_transition()
1671 if (flags & CS_IGN_OUTD_FAIL && ns.disk == D_OUTDATED && os.disk < D_OUTDATED) in conn_is_valid_transition()
1672 ns.disk = os.disk; in conn_is_valid_transition()
1674 if (ns.i == os.i) in conn_is_valid_transition()
1677 rv = is_valid_transition(os, ns); in conn_is_valid_transition()
1682 if (is_valid_state(device, os) == rv) in conn_is_valid_transition()
1683 rv = is_valid_soft_transition(os, ns, connection); in conn_is_valid_transition()
1685 rv = is_valid_soft_transition(os, ns, connection); in conn_is_valid_transition()
1690 print_st_err(device, os, ns, rv); in conn_is_valid_transition()
1703 union drbd_state ns, os, ns_max = { }; in conn_set_state() local
1729 os = drbd_read_state(device); in conn_set_state()
1730 ns = apply_mask_val(os, mask, val); in conn_set_state()
1731 ns = sanitize_state(device, os, ns, NULL); in conn_set_state()
1733 if (flags & CS_IGN_OUTD_FAIL && ns.disk == D_OUTDATED && os.disk < D_OUTDATED) in conn_set_state()
1734 ns.disk = os.disk; in conn_set_state()
1798 union drbd_state ns_max, ns_min, os; in _conn_request_state() local
1845 conn_old_common_state(connection, &os, &flags); in _conn_request_state()
1848 conn_pr_state_change(connection, os, ns_max, flags); in _conn_request_state()
1852 acscw->oc = os.conn; in _conn_request_state()