Lines Matching +full:mode +full:- +full:recovery
1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
4 * Copyright 2004-2011 Red Hat, Inc.
20 #include "recovery.h"
26 * gfs2_update_stats - Update time based stats
52 s64 delta = sample - s->stats[index]; in gfs2_update_stats()
53 s->stats[index] += (delta >> 3); in gfs2_update_stats()
55 s->stats[index] += (s64)(abs(delta) - s->stats[index]) >> 2; in gfs2_update_stats()
59 * gfs2_update_reply_times - Update locking statistics
62 * This assumes that gl->gl_dstamp has been set earlier.
72 * TRY_1CB flags are set are classified as non-blocking. All
78 const unsigned gltype = gl->gl_name.ln_type; in gfs2_update_reply_times()
79 unsigned index = test_bit(GLF_BLOCKING, &gl->gl_flags) ? in gfs2_update_reply_times()
84 rtt = ktime_to_ns(ktime_sub(ktime_get_real(), gl->gl_dstamp)); in gfs2_update_reply_times()
85 lks = this_cpu_ptr(gl->gl_name.ln_sbd->sd_lkstats); in gfs2_update_reply_times()
86 gfs2_update_stats(&gl->gl_stats, index, rtt); /* Local */ in gfs2_update_reply_times()
87 gfs2_update_stats(&lks->lkstats[gltype], index, rtt); /* Global */ in gfs2_update_reply_times()
94 * gfs2_update_request_times - Update locking statistics
97 * The irt (lock inter-request times) measures the average time
105 const unsigned gltype = gl->gl_name.ln_type; in gfs2_update_request_times()
110 dstamp = gl->gl_dstamp; in gfs2_update_request_times()
111 gl->gl_dstamp = ktime_get_real(); in gfs2_update_request_times()
112 irt = ktime_to_ns(ktime_sub(gl->gl_dstamp, dstamp)); in gfs2_update_request_times()
113 lks = this_cpu_ptr(gl->gl_name.ln_sbd->sd_lkstats); in gfs2_update_request_times()
114 gfs2_update_stats(&gl->gl_stats, GFS2_LKS_SIRT, irt); /* Local */ in gfs2_update_request_times()
115 gfs2_update_stats(&lks->lkstats[gltype], GFS2_LKS_SIRT, irt); /* Global */ in gfs2_update_request_times()
122 unsigned ret = gl->gl_state; in gdlm_ast()
125 BUG_ON(gl->gl_lksb.sb_flags & DLM_SBF_DEMOTED); in gdlm_ast()
127 if ((gl->gl_lksb.sb_flags & DLM_SBF_VALNOTVALID) && gl->gl_lksb.sb_lvbptr) in gdlm_ast()
128 memset(gl->gl_lksb.sb_lvbptr, 0, GDLM_LVB_SIZE); in gdlm_ast()
130 switch (gl->gl_lksb.sb_status) { in gdlm_ast()
131 case -DLM_EUNLOCK: /* Unlocked, so glock can be freed */ in gdlm_ast()
132 if (gl->gl_ops->go_free) in gdlm_ast()
133 gl->gl_ops->go_free(gl); in gdlm_ast()
136 case -DLM_ECANCEL: /* Cancel while getting lock */ in gdlm_ast()
139 case -EAGAIN: /* Try lock fails */ in gdlm_ast()
140 case -EDEADLK: /* Deadlock detected */ in gdlm_ast()
142 case -ETIMEDOUT: /* Canceled due to timeout */ in gdlm_ast()
151 ret = gl->gl_req; in gdlm_ast()
152 if (gl->gl_lksb.sb_flags & DLM_SBF_ALTMODE) { in gdlm_ast()
153 if (gl->gl_req == LM_ST_SHARED) in gdlm_ast()
155 else if (gl->gl_req == LM_ST_DEFERRED) in gdlm_ast()
161 set_bit(GLF_INITIAL, &gl->gl_flags); in gdlm_ast()
165 if (!test_bit(GLF_INITIAL, &gl->gl_flags)) in gdlm_ast()
166 gl->gl_lksb.sb_lkid = 0; in gdlm_ast()
170 static void gdlm_bast(void *arg, int mode) in gdlm_bast() argument
174 switch (mode) { in gdlm_bast()
185 fs_err(gl->gl_name.ln_sbd, "unknown bast mode %d\n", mode); in gdlm_bast()
190 /* convert gfs lock-state to dlm lock-mode */
206 return -1; in make_mode()
214 if (gl->gl_lksb.sb_lvbptr) in make_flags()
234 if (gl->gl_lksb.sb_lkid != 0) { in make_flags()
236 if (test_bit(GLF_BLOCKING, &gl->gl_flags)) in make_flags()
247 *c-- = hex_asc[value & 0x0f]; in gfs2_reverse_hex()
255 struct lm_lockstruct *ls = &gl->gl_name.ln_sbd->sd_lockstruct; in gdlm_lock()
261 req = make_mode(gl->gl_name.ln_sbd, req_state); in gdlm_lock()
265 if (gl->gl_lksb.sb_lkid) { in gdlm_lock()
268 memset(strname, ' ', GDLM_STRNAME_BYTES - 1); in gdlm_lock()
269 strname[GDLM_STRNAME_BYTES - 1] = '\0'; in gdlm_lock()
270 gfs2_reverse_hex(strname + 7, gl->gl_name.ln_type); in gdlm_lock()
271 gfs2_reverse_hex(strname + 23, gl->gl_name.ln_number); in gdlm_lock()
272 gl->gl_dstamp = ktime_get_real(); in gdlm_lock()
279 error = dlm_lock(ls->ls_dlm, req, &gl->gl_lksb, lkf, strname, in gdlm_lock()
280 GDLM_STRNAME_BYTES - 1, 0, gdlm_ast, gl, gdlm_bast); in gdlm_lock()
281 if (error == -EBUSY) { in gdlm_lock()
290 struct gfs2_sbd *sdp = gl->gl_name.ln_sbd; in gdlm_put_lock()
291 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in gdlm_put_lock()
294 if (gl->gl_lksb.sb_lkid == 0) in gdlm_put_lock()
297 clear_bit(GLF_BLOCKING, &gl->gl_flags); in gdlm_put_lock()
303 if (test_bit(DFL_UNMOUNT, &ls->ls_recover_flags)) in gdlm_put_lock()
307 if (test_bit(SDF_SKIP_DLM_UNLOCK, &sdp->sd_flags) && in gdlm_put_lock()
308 !gl->gl_lksb.sb_lvbptr) in gdlm_put_lock()
312 error = dlm_unlock(ls->ls_dlm, gl->gl_lksb.sb_lkid, DLM_LKF_VALBLK, in gdlm_put_lock()
314 if (error == -EBUSY) { in gdlm_put_lock()
321 gl->gl_name.ln_type, in gdlm_put_lock()
322 (unsigned long long)gl->gl_name.ln_number, error); in gdlm_put_lock()
332 struct lm_lockstruct *ls = &gl->gl_name.ln_sbd->sd_lockstruct; in gdlm_cancel()
333 dlm_unlock(ls->ls_dlm, gl->gl_lksb.sb_lkid, DLM_LKF_CANCEL, NULL, gl); in gdlm_cancel()
337 * dlm/gfs2 recovery coordination using dlm_recover callbacks
341 * 2. dlm_controld blocks dlm-kernel locking activity
342 * 3. dlm_controld within dlm-kernel notifies gfs2 (recover_prep)
343 * 4. dlm_controld starts and finishes its own user level recovery
344 * 5. dlm_controld starts dlm-kernel dlm_recoverd to do kernel recovery
346 * 7. dlm_recoverd does its own lock recovery
347 * 8. dlm_recoverd unblocks dlm-kernel locking activity
352 * 13. gfs2_recover provides recovery results to gfs2_control (recovery_result)
356 * - failures during recovery
371 * - more specific gfs2 steps in sequence above
383 * - parallel recovery steps across all nodes
397 * - is there a problem with clearing an lvb bit that should be set
398 * and missing a journal recovery?
409 * require recovery, because the mount in step 4 could not have
413 * and returning. The mount in step 4 waits until the recovery in
416 * - special case of first mounter: first node to mount the fs
419 * and recover any that need recovery before other nodes are allowed
429 * The mounted_lock is demoted to PR when first recovery is done, so
433 * mounter is doing first mount recovery of all journals.
434 * A mounting node needs to acquire control_lock in EX mode before
436 * the first mount recovery, blocking mounts from other nodes, then demotes
444 * do first mounter recovery
445 * mounted_lock EX->PR
446 * control_lock EX->NL, write lvb generation
449 * control_lock EX/NOQUEUE success (if fail -EAGAIN, retry)
450 * mounted_lock EX/NOQUEUE fail -EAGAIN (expected due to other mounters PR)
453 * control_lock EX->NL
456 * - mount during recovery
458 * If a node mounts while others are doing recovery (not first mounter),
467 * - control_lock lvb format
473 * GDLM_LVB_SIZE-8 bytes of jid bit map. If bit N is set, it indicates
474 * that jid N needs recovery.
483 memcpy(lvb_bits, ls->ls_control_lvb, GDLM_LVB_SIZE); in control_lvb_read()
492 memcpy(ls->ls_control_lvb, lvb_bits, GDLM_LVB_SIZE); in control_lvb_write()
494 memcpy(ls->ls_control_lvb, &gen, sizeof(__le32)); in control_lvb_write()
500 GDLM_LVB_SIZE - JID_BITMAP_OFFSET); in all_jid_bits_clear()
506 complete(&ls->ls_sync_wait); in sync_wait_cb()
511 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in sync_unlock()
514 error = dlm_unlock(ls->ls_dlm, lksb->sb_lkid, 0, lksb, ls); in sync_unlock()
517 name, lksb->sb_lkid, error); in sync_unlock()
521 wait_for_completion(&ls->ls_sync_wait); in sync_unlock()
523 if (lksb->sb_status != -DLM_EUNLOCK) { in sync_unlock()
525 name, lksb->sb_lkid, lksb->sb_status); in sync_unlock()
526 return -1; in sync_unlock()
531 static int sync_lock(struct gfs2_sbd *sdp, int mode, uint32_t flags, in sync_lock() argument
534 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in sync_lock()
541 error = dlm_lock(ls->ls_dlm, mode, lksb, flags, in sync_lock()
542 strname, GDLM_STRNAME_BYTES - 1, in sync_lock()
545 fs_err(sdp, "%s lkid %x flags %x mode %d error %d\n", in sync_lock()
546 name, lksb->sb_lkid, flags, mode, error); in sync_lock()
550 wait_for_completion(&ls->ls_sync_wait); in sync_lock()
552 status = lksb->sb_status; in sync_lock()
554 if (status && status != -EAGAIN) { in sync_lock()
555 fs_err(sdp, "%s lkid %x flags %x mode %d status %d\n", in sync_lock()
556 name, lksb->sb_lkid, flags, mode, status); in sync_lock()
564 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in mounted_unlock()
565 return sync_unlock(sdp, &ls->ls_mounted_lksb, "mounted_lock"); in mounted_unlock()
568 static int mounted_lock(struct gfs2_sbd *sdp, int mode, uint32_t flags) in mounted_lock() argument
570 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in mounted_lock()
571 return sync_lock(sdp, mode, flags, GFS2_MOUNTED_LOCK, in mounted_lock()
572 &ls->ls_mounted_lksb, "mounted_lock"); in mounted_lock()
577 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in control_unlock()
578 return sync_unlock(sdp, &ls->ls_control_lksb, "control_lock"); in control_unlock()
581 static int control_lock(struct gfs2_sbd *sdp, int mode, uint32_t flags) in control_lock() argument
583 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in control_lock()
584 return sync_lock(sdp, mode, flags, GFS2_CONTROL_LOCK, in control_lock()
585 &ls->ls_control_lksb, "control_lock"); in control_lock()
589 * remote_withdraw - react to a node withdrawing from the file system
597 list_for_each_entry(jd, &sdp->sd_jindex_list, jd_list) { in remote_withdraw()
598 if (jd->jd_jid == sdp->sd_lockstruct.ls_jid) in remote_withdraw()
613 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in gfs2_control_func()
621 if (test_bit(SDF_REMOTE_WITHDRAW, &sdp->sd_flags)) { in gfs2_control_func()
623 clear_bit(SDF_REMOTE_WITHDRAW, &sdp->sd_flags); in gfs2_control_func()
627 spin_lock(&ls->ls_recover_spin); in gfs2_control_func()
633 * FIRST_MOUNT means this node is doing first mounter recovery, in gfs2_control_func()
634 * for which recovery control is handled by in gfs2_control_func()
637 if (!test_bit(DFL_MOUNT_DONE, &ls->ls_recover_flags) || in gfs2_control_func()
638 test_bit(DFL_FIRST_MOUNT, &ls->ls_recover_flags)) { in gfs2_control_func()
639 spin_unlock(&ls->ls_recover_spin); in gfs2_control_func()
642 block_gen = ls->ls_recover_block; in gfs2_control_func()
643 start_gen = ls->ls_recover_start; in gfs2_control_func()
644 spin_unlock(&ls->ls_recover_spin); in gfs2_control_func()
649 * dlm recovery is in progress and dlm locking is blocked. in gfs2_control_func()
658 * dlm_recoverd adds to recover_submit[] jids needing recovery in gfs2_control_func()
659 * gfs2_recover adds to recover_result[] journal recovery results in gfs2_control_func()
665 * the journal recovery is SUCCESS in gfs2_control_func()
674 control_lvb_read(ls, &lvb_gen, ls->ls_lvb_bits); in gfs2_control_func()
676 spin_lock(&ls->ls_recover_spin); in gfs2_control_func()
677 if (block_gen != ls->ls_recover_block || in gfs2_control_func()
678 start_gen != ls->ls_recover_start) { in gfs2_control_func()
680 start_gen, block_gen, ls->ls_recover_block); in gfs2_control_func()
681 spin_unlock(&ls->ls_recover_spin); in gfs2_control_func()
686 recover_size = ls->ls_recover_size; in gfs2_control_func()
693 * in succession. Only the first will really do recovery, in gfs2_control_func()
695 * recovery. So, another node may have already recovered in gfs2_control_func()
699 if (ls->ls_recover_result[i] != LM_RD_SUCCESS) in gfs2_control_func()
702 ls->ls_recover_result[i] = 0; in gfs2_control_func()
704 if (!test_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET)) in gfs2_control_func()
707 __clear_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET); in gfs2_control_func()
717 if (!ls->ls_recover_submit[i]) in gfs2_control_func()
719 if (ls->ls_recover_submit[i] < lvb_gen) in gfs2_control_func()
720 ls->ls_recover_submit[i] = 0; in gfs2_control_func()
727 if (!ls->ls_recover_submit[i]) in gfs2_control_func()
729 if (ls->ls_recover_submit[i] < start_gen) { in gfs2_control_func()
730 ls->ls_recover_submit[i] = 0; in gfs2_control_func()
731 __set_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET); in gfs2_control_func()
742 spin_unlock(&ls->ls_recover_spin); in gfs2_control_func()
745 control_lvb_write(ls, start_gen, ls->ls_lvb_bits); in gfs2_control_func()
759 * and clear a jid bit in the lvb if the recovery is a success. in gfs2_control_func()
765 if (test_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET)) { in gfs2_control_func()
776 * No more jid bits set in lvb, all recovery is done, unblock locks in gfs2_control_func()
781 spin_lock(&ls->ls_recover_spin); in gfs2_control_func()
782 if (ls->ls_recover_block == block_gen && in gfs2_control_func()
783 ls->ls_recover_start == start_gen) { in gfs2_control_func()
784 clear_bit(DFL_BLOCK_LOCKS, &ls->ls_recover_flags); in gfs2_control_func()
785 spin_unlock(&ls->ls_recover_spin); in gfs2_control_func()
790 start_gen, block_gen, ls->ls_recover_block); in gfs2_control_func()
791 spin_unlock(&ls->ls_recover_spin); in gfs2_control_func()
797 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in control_mount()
803 memset(&ls->ls_mounted_lksb, 0, sizeof(struct dlm_lksb)); in control_mount()
804 memset(&ls->ls_control_lksb, 0, sizeof(struct dlm_lksb)); in control_mount()
805 memset(&ls->ls_control_lvb, 0, GDLM_LVB_SIZE); in control_mount()
806 ls->ls_control_lksb.sb_lvbptr = ls->ls_control_lvb; in control_mount()
807 init_completion(&ls->ls_sync_wait); in control_mount()
809 set_bit(DFL_BLOCK_LOCKS, &ls->ls_recover_flags); in control_mount()
827 error = -EINTR; in control_mount()
844 * Other nodes need to do some work in dlm recovery and gfs2_control in control_mount()
858 if (error == -EAGAIN) { in control_mount()
867 * we cannot do the first-mount responsibility it implies: recovery. in control_mount()
869 if (sdp->sd_args.ar_spectator) in control_mount()
876 } else if (error != -EAGAIN) { in control_mount()
886 /* not even -EAGAIN should happen here */ in control_mount()
900 * lvb_gen will be non-zero. in control_mount()
903 control_lvb_read(ls, &lvb_gen, ls->ls_lvb_bits); in control_mount()
908 error = -EINVAL; in control_mount()
913 /* first mounter, keep both EX while doing first recovery */ in control_mount()
914 spin_lock(&ls->ls_recover_spin); in control_mount()
915 clear_bit(DFL_BLOCK_LOCKS, &ls->ls_recover_flags); in control_mount()
916 set_bit(DFL_MOUNT_DONE, &ls->ls_recover_flags); in control_mount()
917 set_bit(DFL_FIRST_MOUNT, &ls->ls_recover_flags); in control_mount()
918 spin_unlock(&ls->ls_recover_spin); in control_mount()
933 if (!all_jid_bits_clear(ls->ls_lvb_bits)) { in control_mount()
934 /* journals need recovery, wait until all are clear */ in control_mount()
935 fs_info(sdp, "control_mount wait for journal recovery\n"); in control_mount()
939 spin_lock(&ls->ls_recover_spin); in control_mount()
940 block_gen = ls->ls_recover_block; in control_mount()
941 start_gen = ls->ls_recover_start; in control_mount()
942 mount_gen = ls->ls_recover_mount; in control_mount()
946 generation, which might include new recovery bits set */ in control_mount()
947 if (sdp->sd_args.ar_spectator) { in control_mount()
948 fs_info(sdp, "Recovery is required. Waiting for a " in control_mount()
949 "non-spectator to mount.\n"); in control_mount()
955 ls->ls_recover_flags); in control_mount()
957 spin_unlock(&ls->ls_recover_spin); in control_mount()
963 latest recovery generation */ in control_mount()
966 lvb_gen, ls->ls_recover_flags); in control_mount()
967 spin_unlock(&ls->ls_recover_spin); in control_mount()
972 /* dlm recovery in progress, wait for it to finish */ in control_mount()
975 lvb_gen, ls->ls_recover_flags); in control_mount()
976 spin_unlock(&ls->ls_recover_spin); in control_mount()
980 clear_bit(DFL_BLOCK_LOCKS, &ls->ls_recover_flags); in control_mount()
981 set_bit(DFL_MOUNT_DONE, &ls->ls_recover_flags); in control_mount()
982 memset(ls->ls_recover_submit, 0, ls->ls_recover_size*sizeof(uint32_t)); in control_mount()
983 memset(ls->ls_recover_result, 0, ls->ls_recover_size*sizeof(uint32_t)); in control_mount()
984 spin_unlock(&ls->ls_recover_spin); in control_mount()
995 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in control_first_done()
1000 spin_lock(&ls->ls_recover_spin); in control_first_done()
1001 start_gen = ls->ls_recover_start; in control_first_done()
1002 block_gen = ls->ls_recover_block; in control_first_done()
1004 if (test_bit(DFL_BLOCK_LOCKS, &ls->ls_recover_flags) || in control_first_done()
1005 !test_bit(DFL_MOUNT_DONE, &ls->ls_recover_flags) || in control_first_done()
1006 !test_bit(DFL_FIRST_MOUNT, &ls->ls_recover_flags)) { in control_first_done()
1009 start_gen, block_gen, ls->ls_recover_flags); in control_first_done()
1010 spin_unlock(&ls->ls_recover_spin); in control_first_done()
1012 return -1; in control_first_done()
1017 * Wait for the end of a dlm recovery cycle to switch from in control_first_done()
1018 * first mounter recovery. We can ignore any recover_slot in control_first_done()
1021 * have not fully mounted, so they don't need recovery. in control_first_done()
1023 spin_unlock(&ls->ls_recover_spin); in control_first_done()
1026 wait_on_bit(&ls->ls_recover_flags, DFL_DLM_RECOVERY, in control_first_done()
1031 clear_bit(DFL_FIRST_MOUNT, &ls->ls_recover_flags); in control_first_done()
1032 set_bit(DFL_FIRST_MOUNT_DONE, &ls->ls_recover_flags); in control_first_done()
1033 memset(ls->ls_recover_submit, 0, ls->ls_recover_size*sizeof(uint32_t)); in control_first_done()
1034 memset(ls->ls_recover_result, 0, ls->ls_recover_size*sizeof(uint32_t)); in control_first_done()
1035 spin_unlock(&ls->ls_recover_spin); in control_first_done()
1037 memset(ls->ls_lvb_bits, 0, GDLM_LVB_SIZE); in control_first_done()
1038 control_lvb_write(ls, start_gen, ls->ls_lvb_bits); in control_first_done()
1054 * gfs2 jids start at 0, so jid = slot - 1)
1062 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in set_recover_size()
1068 if (!ls->ls_lvb_bits) { in set_recover_size()
1069 ls->ls_lvb_bits = kzalloc(GDLM_LVB_SIZE, GFP_NOFS); in set_recover_size()
1070 if (!ls->ls_lvb_bits) in set_recover_size()
1071 return -ENOMEM; in set_recover_size()
1076 if (max_jid < slots[i].slot - 1) in set_recover_size()
1077 max_jid = slots[i].slot - 1; in set_recover_size()
1080 old_size = ls->ls_recover_size; in set_recover_size()
1092 return -ENOMEM; in set_recover_size()
1095 spin_lock(&ls->ls_recover_spin); in set_recover_size()
1096 memcpy(submit, ls->ls_recover_submit, old_size * sizeof(uint32_t)); in set_recover_size()
1097 memcpy(result, ls->ls_recover_result, old_size * sizeof(uint32_t)); in set_recover_size()
1098 kfree(ls->ls_recover_submit); in set_recover_size()
1099 kfree(ls->ls_recover_result); in set_recover_size()
1100 ls->ls_recover_submit = submit; in set_recover_size()
1101 ls->ls_recover_result = result; in set_recover_size()
1102 ls->ls_recover_size = new_size; in set_recover_size()
1103 spin_unlock(&ls->ls_recover_spin); in set_recover_size()
1109 kfree(ls->ls_lvb_bits); in free_recover_size()
1110 kfree(ls->ls_recover_submit); in free_recover_size()
1111 kfree(ls->ls_recover_result); in free_recover_size()
1112 ls->ls_recover_submit = NULL; in free_recover_size()
1113 ls->ls_recover_result = NULL; in free_recover_size()
1114 ls->ls_recover_size = 0; in free_recover_size()
1115 ls->ls_lvb_bits = NULL; in free_recover_size()
1118 /* dlm calls before it does lock recovery */
1123 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in gdlm_recover_prep()
1129 spin_lock(&ls->ls_recover_spin); in gdlm_recover_prep()
1130 ls->ls_recover_block = ls->ls_recover_start; in gdlm_recover_prep()
1131 set_bit(DFL_DLM_RECOVERY, &ls->ls_recover_flags); in gdlm_recover_prep()
1133 if (!test_bit(DFL_MOUNT_DONE, &ls->ls_recover_flags) || in gdlm_recover_prep()
1134 test_bit(DFL_FIRST_MOUNT, &ls->ls_recover_flags)) { in gdlm_recover_prep()
1135 spin_unlock(&ls->ls_recover_spin); in gdlm_recover_prep()
1138 set_bit(DFL_BLOCK_LOCKS, &ls->ls_recover_flags); in gdlm_recover_prep()
1139 spin_unlock(&ls->ls_recover_spin); in gdlm_recover_prep()
1148 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in gdlm_recover_slot()
1149 int jid = slot->slot - 1; in gdlm_recover_slot()
1156 spin_lock(&ls->ls_recover_spin); in gdlm_recover_slot()
1157 if (ls->ls_recover_size < jid + 1) { in gdlm_recover_slot()
1159 jid, ls->ls_recover_block, ls->ls_recover_size); in gdlm_recover_slot()
1160 spin_unlock(&ls->ls_recover_spin); in gdlm_recover_slot()
1164 if (ls->ls_recover_submit[jid]) { in gdlm_recover_slot()
1166 jid, ls->ls_recover_block, ls->ls_recover_submit[jid]); in gdlm_recover_slot()
1168 ls->ls_recover_submit[jid] = ls->ls_recover_block; in gdlm_recover_slot()
1169 spin_unlock(&ls->ls_recover_spin); in gdlm_recover_slot()
1172 /* dlm calls after recover_slot and after it completes lock recovery */
1178 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in gdlm_recover_done()
1187 spin_lock(&ls->ls_recover_spin); in gdlm_recover_done()
1188 ls->ls_recover_start = generation; in gdlm_recover_done()
1190 if (!ls->ls_recover_mount) { in gdlm_recover_done()
1191 ls->ls_recover_mount = generation; in gdlm_recover_done()
1192 ls->ls_jid = our_slot - 1; in gdlm_recover_done()
1195 if (!test_bit(DFL_UNMOUNT, &ls->ls_recover_flags)) in gdlm_recover_done()
1196 queue_delayed_work(gfs2_control_wq, &sdp->sd_control_work, 0); in gdlm_recover_done()
1198 clear_bit(DFL_DLM_RECOVERY, &ls->ls_recover_flags); in gdlm_recover_done()
1200 wake_up_bit(&ls->ls_recover_flags, DFL_DLM_RECOVERY); in gdlm_recover_done()
1201 spin_unlock(&ls->ls_recover_spin); in gdlm_recover_done()
1204 /* gfs2_recover thread has a journal recovery result */
1209 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in gdlm_recovery_result()
1216 if (test_bit(DFL_NO_DLM_OPS, &ls->ls_recover_flags)) in gdlm_recovery_result()
1219 /* don't care about the recovery of own journal during mount */ in gdlm_recovery_result()
1220 if (jid == ls->ls_jid) in gdlm_recovery_result()
1223 spin_lock(&ls->ls_recover_spin); in gdlm_recovery_result()
1224 if (test_bit(DFL_FIRST_MOUNT, &ls->ls_recover_flags)) { in gdlm_recovery_result()
1225 spin_unlock(&ls->ls_recover_spin); in gdlm_recovery_result()
1228 if (ls->ls_recover_size < jid + 1) { in gdlm_recovery_result()
1230 jid, ls->ls_recover_size); in gdlm_recovery_result()
1231 spin_unlock(&ls->ls_recover_spin); in gdlm_recovery_result()
1238 ls->ls_recover_result[jid] = result; in gdlm_recovery_result()
1244 if (!test_bit(DFL_UNMOUNT, &ls->ls_recover_flags)) in gdlm_recovery_result()
1245 queue_delayed_work(gfs2_control_wq, &sdp->sd_control_work, in gdlm_recovery_result()
1247 spin_unlock(&ls->ls_recover_spin); in gdlm_recovery_result()
1258 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in gdlm_mount()
1268 INIT_DELAYED_WORK(&sdp->sd_control_work, gfs2_control_func); in gdlm_mount()
1269 spin_lock_init(&ls->ls_recover_spin); in gdlm_mount()
1270 ls->ls_recover_flags = 0; in gdlm_mount()
1271 ls->ls_recover_mount = 0; in gdlm_mount()
1272 ls->ls_recover_start = 0; in gdlm_mount()
1273 ls->ls_recover_block = 0; in gdlm_mount()
1274 ls->ls_recover_size = 0; in gdlm_mount()
1275 ls->ls_recover_submit = NULL; in gdlm_mount()
1276 ls->ls_recover_result = NULL; in gdlm_mount()
1277 ls->ls_lvb_bits = NULL; in gdlm_mount()
1290 error = -EINVAL; in gdlm_mount()
1294 memcpy(cluster, table, strlen(table) - strlen(fsname)); in gdlm_mount()
1305 &ls->ls_dlm); in gdlm_mount()
1318 set_bit(DFL_NO_DLM_OPS, &ls->ls_recover_flags); in gdlm_mount()
1322 if (!test_bit(SDF_NOJOURNALID, &sdp->sd_flags)) { in gdlm_mount()
1324 error = -EINVAL; in gdlm_mount()
1339 ls->ls_first = !!test_bit(DFL_FIRST_MOUNT, &ls->ls_recover_flags); in gdlm_mount()
1340 clear_bit(SDF_NOJOURNALID, &sdp->sd_flags); in gdlm_mount()
1342 wake_up_bit(&sdp->sd_flags, SDF_NOJOURNALID); in gdlm_mount()
1346 dlm_release_lockspace(ls->ls_dlm, 2); in gdlm_mount()
1355 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in gdlm_first_done()
1358 if (test_bit(DFL_NO_DLM_OPS, &ls->ls_recover_flags)) in gdlm_first_done()
1368 struct lm_lockstruct *ls = &sdp->sd_lockstruct; in gdlm_unmount()
1370 if (test_bit(DFL_NO_DLM_OPS, &ls->ls_recover_flags)) in gdlm_unmount()
1375 spin_lock(&ls->ls_recover_spin); in gdlm_unmount()
1376 set_bit(DFL_UNMOUNT, &ls->ls_recover_flags); in gdlm_unmount()
1377 spin_unlock(&ls->ls_recover_spin); in gdlm_unmount()
1378 flush_delayed_work(&sdp->sd_control_work); in gdlm_unmount()
1380 /* mounted_lock and control_lock will be purged in dlm recovery */ in gdlm_unmount()
1382 if (ls->ls_dlm) { in gdlm_unmount()
1383 dlm_release_lockspace(ls->ls_dlm, 2); in gdlm_unmount()
1384 ls->ls_dlm = NULL; in gdlm_unmount()