Lines Matching refs:res
61 void __dlm_wait_on_lockres_flags(struct dlm_lock_resource *res, int flags) in __dlm_wait_on_lockres_flags() argument
65 assert_spin_locked(&res->spinlock); in __dlm_wait_on_lockres_flags()
67 add_wait_queue(&res->wq, &wait); in __dlm_wait_on_lockres_flags()
70 if (res->state & flags) { in __dlm_wait_on_lockres_flags()
71 spin_unlock(&res->spinlock); in __dlm_wait_on_lockres_flags()
73 spin_lock(&res->spinlock); in __dlm_wait_on_lockres_flags()
76 remove_wait_queue(&res->wq, &wait); in __dlm_wait_on_lockres_flags()
80 int __dlm_lockres_has_locks(struct dlm_lock_resource *res) in __dlm_lockres_has_locks() argument
82 if (list_empty(&res->granted) && in __dlm_lockres_has_locks()
83 list_empty(&res->converting) && in __dlm_lockres_has_locks()
84 list_empty(&res->blocked)) in __dlm_lockres_has_locks()
93 int __dlm_lockres_unused(struct dlm_lock_resource *res) in __dlm_lockres_unused() argument
97 assert_spin_locked(&res->spinlock); in __dlm_lockres_unused()
99 if (__dlm_lockres_has_locks(res)) in __dlm_lockres_unused()
103 if (res->inflight_locks) in __dlm_lockres_unused()
106 if (!list_empty(&res->dirty) || res->state & DLM_LOCK_RES_DIRTY) in __dlm_lockres_unused()
109 if (res->state & DLM_LOCK_RES_RECOVERING) in __dlm_lockres_unused()
113 bit = find_next_bit(res->refmap, O2NM_MAX_NODES, 0); in __dlm_lockres_unused()
125 struct dlm_lock_resource *res) in __dlm_lockres_calc_usage() argument
128 assert_spin_locked(&res->spinlock); in __dlm_lockres_calc_usage()
130 if (__dlm_lockres_unused(res)){ in __dlm_lockres_calc_usage()
131 if (list_empty(&res->purge)) { in __dlm_lockres_calc_usage()
133 dlm->name, res->lockname.len, res->lockname.name); in __dlm_lockres_calc_usage()
135 res->last_used = jiffies; in __dlm_lockres_calc_usage()
136 dlm_lockres_get(res); in __dlm_lockres_calc_usage()
137 list_add_tail(&res->purge, &dlm->purge_list); in __dlm_lockres_calc_usage()
140 } else if (!list_empty(&res->purge)) { in __dlm_lockres_calc_usage()
142 dlm->name, res->lockname.len, res->lockname.name); in __dlm_lockres_calc_usage()
144 list_del_init(&res->purge); in __dlm_lockres_calc_usage()
145 dlm_lockres_put(res); in __dlm_lockres_calc_usage()
151 struct dlm_lock_resource *res) in dlm_lockres_calc_usage() argument
154 spin_lock(&res->spinlock); in dlm_lockres_calc_usage()
156 __dlm_lockres_calc_usage(dlm, res); in dlm_lockres_calc_usage()
158 spin_unlock(&res->spinlock); in dlm_lockres_calc_usage()
163 struct dlm_lock_resource *res) in dlm_purge_lockres() argument
169 assert_spin_locked(&res->spinlock); in dlm_purge_lockres()
171 master = (res->owner == dlm->node_num); in dlm_purge_lockres()
174 res->lockname.len, res->lockname.name, master); in dlm_purge_lockres()
177 res->state |= DLM_LOCK_RES_DROPPING_REF; in dlm_purge_lockres()
179 spin_unlock(&res->spinlock); in dlm_purge_lockres()
182 spin_lock(&res->spinlock); in dlm_purge_lockres()
184 __dlm_wait_on_lockres_flags(res, DLM_LOCK_RES_SETREF_INPROG); in dlm_purge_lockres()
185 spin_unlock(&res->spinlock); in dlm_purge_lockres()
188 ret = dlm_drop_lockres_ref(dlm, res); in dlm_purge_lockres()
194 spin_lock(&res->spinlock); in dlm_purge_lockres()
197 if (!list_empty(&res->purge)) { in dlm_purge_lockres()
199 dlm->name, res->lockname.len, res->lockname.name, master); in dlm_purge_lockres()
200 list_del_init(&res->purge); in dlm_purge_lockres()
201 dlm_lockres_put(res); in dlm_purge_lockres()
205 if (!__dlm_lockres_unused(res)) { in dlm_purge_lockres()
207 dlm->name, res->lockname.len, res->lockname.name); in dlm_purge_lockres()
208 __dlm_print_one_lock_resource(res); in dlm_purge_lockres()
212 __dlm_unhash_lockres(dlm, res); in dlm_purge_lockres()
215 if (!list_empty(&res->tracking)) in dlm_purge_lockres()
216 list_del_init(&res->tracking); in dlm_purge_lockres()
219 res->lockname.len, res->lockname.name); in dlm_purge_lockres()
220 __dlm_print_one_lock_resource(res); in dlm_purge_lockres()
227 res->state &= ~DLM_LOCK_RES_DROPPING_REF; in dlm_purge_lockres()
228 spin_unlock(&res->spinlock); in dlm_purge_lockres()
229 wake_up(&res->wq); in dlm_purge_lockres()
231 spin_unlock(&res->spinlock); in dlm_purge_lockres()
299 struct dlm_lock_resource *res) in dlm_shuffle_lists() argument
311 assert_spin_locked(&res->spinlock); in dlm_shuffle_lists()
312 BUG_ON((res->state & (DLM_LOCK_RES_MIGRATING| in dlm_shuffle_lists()
317 if (list_empty(&res->converting)) in dlm_shuffle_lists()
320 res->lockname.len, res->lockname.name); in dlm_shuffle_lists()
322 target = list_entry(res->converting.next, struct dlm_lock, list); in dlm_shuffle_lists()
325 dlm->name, res->lockname.len, res->lockname.name); in dlm_shuffle_lists()
328 list_for_each_entry(lock, &res->granted, list) { in dlm_shuffle_lists()
336 __dlm_lockres_reserve_ast(res); in dlm_shuffle_lists()
346 list_for_each_entry(lock, &res->converting, list) { in dlm_shuffle_lists()
353 __dlm_lockres_reserve_ast(res); in dlm_shuffle_lists()
368 "%d => %d, node %u\n", dlm->name, res->lockname.len, in dlm_shuffle_lists()
369 res->lockname.name, in dlm_shuffle_lists()
377 list_move_tail(&target->list, &res->granted); in dlm_shuffle_lists()
384 __dlm_lockres_reserve_ast(res); in dlm_shuffle_lists()
391 if (list_empty(&res->blocked)) in dlm_shuffle_lists()
393 target = list_entry(res->blocked.next, struct dlm_lock, list); in dlm_shuffle_lists()
395 list_for_each_entry(lock, &res->granted, list) { in dlm_shuffle_lists()
401 __dlm_lockres_reserve_ast(res); in dlm_shuffle_lists()
409 list_for_each_entry(lock, &res->converting, list) { in dlm_shuffle_lists()
415 __dlm_lockres_reserve_ast(res); in dlm_shuffle_lists()
430 "node %u\n", dlm->name, res->lockname.len, in dlm_shuffle_lists()
431 res->lockname.name, in dlm_shuffle_lists()
437 list_move_tail(&target->list, &res->granted); in dlm_shuffle_lists()
444 __dlm_lockres_reserve_ast(res); in dlm_shuffle_lists()
455 void dlm_kick_thread(struct dlm_ctxt *dlm, struct dlm_lock_resource *res) in dlm_kick_thread() argument
457 if (res) { in dlm_kick_thread()
459 spin_lock(&res->spinlock); in dlm_kick_thread()
460 __dlm_dirty_lockres(dlm, res); in dlm_kick_thread()
461 spin_unlock(&res->spinlock); in dlm_kick_thread()
467 void __dlm_dirty_lockres(struct dlm_ctxt *dlm, struct dlm_lock_resource *res) in __dlm_dirty_lockres() argument
470 assert_spin_locked(&res->spinlock); in __dlm_dirty_lockres()
473 if ((res->owner == dlm->node_num)) { in __dlm_dirty_lockres()
474 if (res->state & (DLM_LOCK_RES_MIGRATING | in __dlm_dirty_lockres()
478 if (list_empty(&res->dirty)) { in __dlm_dirty_lockres()
480 dlm_lockres_get(res); in __dlm_dirty_lockres()
481 list_add_tail(&res->dirty, &dlm->dirty_list); in __dlm_dirty_lockres()
482 res->state |= DLM_LOCK_RES_DIRTY; in __dlm_dirty_lockres()
486 mlog(0, "%s: res %.*s\n", dlm->name, res->lockname.len, in __dlm_dirty_lockres()
487 res->lockname.name); in __dlm_dirty_lockres()
531 struct dlm_lock_resource *res; in dlm_flush_asts() local
540 res = lock->lockres; in dlm_flush_asts()
542 "node %u\n", dlm->name, res->lockname.len, in dlm_flush_asts()
543 res->lockname.name, in dlm_flush_asts()
556 ret = dlm_do_remote_ast(dlm, res, lock); in dlm_flush_asts()
560 dlm_do_local_ast(dlm, res, lock); in dlm_flush_asts()
568 "one\n", dlm->name, res->lockname.len, in dlm_flush_asts()
569 res->lockname.name); in dlm_flush_asts()
576 dlm_lockres_release_ast(dlm, res); in dlm_flush_asts()
584 res = lock->lockres; in dlm_flush_asts()
602 dlm->name, res->lockname.len, res->lockname.name, in dlm_flush_asts()
608 ret = dlm_send_proxy_bast(dlm, res, lock, hi); in dlm_flush_asts()
612 dlm_do_local_bast(dlm, res, lock, hi); in dlm_flush_asts()
620 "one\n", dlm->name, res->lockname.len, in dlm_flush_asts()
621 res->lockname.name); in dlm_flush_asts()
628 dlm_lockres_release_ast(dlm, res); in dlm_flush_asts()
641 struct dlm_lock_resource *res; in dlm_thread() local
666 res = list_entry(dlm->dirty_list.next, in dlm_thread()
671 BUG_ON(!res); in dlm_thread()
672 dlm_lockres_get(res); in dlm_thread()
674 spin_lock(&res->spinlock); in dlm_thread()
676 list_del_init(&res->dirty); in dlm_thread()
677 spin_unlock(&res->spinlock); in dlm_thread()
680 dlm_lockres_put(res); in dlm_thread()
686 spin_lock(&res->spinlock); in dlm_thread()
687 if (res->owner != dlm->node_num) { in dlm_thread()
688 __dlm_print_one_lock_resource(res); in dlm_thread()
691 !!(res->state & DLM_LOCK_RES_IN_PROGRESS), in dlm_thread()
692 !!(res->state & DLM_LOCK_RES_MIGRATING), in dlm_thread()
693 !!(res->state & DLM_LOCK_RES_RECOVERING), in dlm_thread()
694 !!(res->state & DLM_LOCK_RES_DIRTY)); in dlm_thread()
696 BUG_ON(res->owner != dlm->node_num); in dlm_thread()
701 BUG_ON(res->state & DLM_LOCK_RES_MIGRATING); in dlm_thread()
702 if (res->state & (DLM_LOCK_RES_IN_PROGRESS | in dlm_thread()
705 res->state &= ~DLM_LOCK_RES_DIRTY; in dlm_thread()
706 spin_unlock(&res->spinlock); in dlm_thread()
710 res->lockname.len, res->lockname.name, in dlm_thread()
711 res->state); in dlm_thread()
722 dlm_shuffle_lists(dlm, res); in dlm_thread()
723 res->state &= ~DLM_LOCK_RES_DIRTY; in dlm_thread()
724 spin_unlock(&res->spinlock); in dlm_thread()
727 dlm_lockres_calc_usage(dlm, res); in dlm_thread()
735 spin_lock(&res->spinlock); in dlm_thread()
736 __dlm_dirty_lockres(dlm, res); in dlm_thread()
737 spin_unlock(&res->spinlock); in dlm_thread()
739 dlm_lockres_put(res); in dlm_thread()