15 #include <linux/spinlock.h>
93  * spinlock lock ordering: if multiple locks are needed, obey this ordering:
95  *    struct dlm_ctxt->spinlock
96  *    struct dlm_lock_resource->spinlock
99  *    dlm_master_list_entry->spinlock
100  *    dlm_lock->spinlock
160 	assert_spin_locked(&dlm->spinlock);  in __dlm_insert_lockres()
183 	assert_spin_locked(&dlm->spinlock);  in __dlm_lookup_lockres_full()
215 	assert_spin_locked(&dlm->spinlock);  in __dlm_lookup_lockres()
219 		spin_lock(&res->spinlock);  in __dlm_lookup_lockres()
221 			spin_unlock(&res->spinlock);  in __dlm_lookup_lockres()
225 		spin_unlock(&res->spinlock);  in __dlm_lookup_lockres()
238 	spin_lock(&dlm->spinlock);  in dlm_lookup_lockres()
240 	spin_unlock(&dlm->spinlock);  in dlm_lookup_lockres()
414 	spin_lock(&dlm->spinlock);  in dlm_migrate_all_locks()
426 			 * spinlock and retake it if it does migration. */  in dlm_migrate_all_locks()
429 			spin_lock(&res->spinlock);  in dlm_migrate_all_locks()
434 			spin_unlock(&res->spinlock);  in dlm_migrate_all_locks()
439 				cond_resched_lock(&dlm->spinlock);  in dlm_migrate_all_locks()
443 		cond_resched_lock(&dlm->spinlock);  in dlm_migrate_all_locks()
459 	spin_unlock(&dlm->spinlock);  in dlm_migrate_all_locks()
477 	spin_lock(&dlm->spinlock);  in dlm_no_joining_node()
479 	spin_unlock(&dlm->spinlock);  in dlm_no_joining_node()
497 	spin_lock(&dlm->spinlock);  in dlm_begin_exit_domain_handler()
499 	spin_unlock(&dlm->spinlock);  in dlm_begin_exit_domain_handler()
508 	/* Yikes, a double spinlock! I need domain_lock for the dlm  in dlm_mark_domain_leaving()
509 	 * state and the dlm spinlock for join state... Sorry! */  in dlm_mark_domain_leaving()
512 	spin_lock(&dlm->spinlock);  in dlm_mark_domain_leaving()
517 		spin_unlock(&dlm->spinlock);  in dlm_mark_domain_leaving()
525 	spin_unlock(&dlm->spinlock);  in dlm_mark_domain_leaving()
533 	assert_spin_locked(&dlm->spinlock);  in __dlm_print_nodes()
558 	spin_lock(&dlm->spinlock);  in dlm_exit_domain_handler()
567 	spin_unlock(&dlm->spinlock);  in dlm_exit_domain_handler()
610 	spin_lock(&dlm->spinlock);  in dlm_begin_exit_domain()
618 		spin_unlock(&dlm->spinlock);  in dlm_begin_exit_domain()
620 		spin_lock(&dlm->spinlock);  in dlm_begin_exit_domain()
622 	spin_unlock(&dlm->spinlock);  in dlm_begin_exit_domain()
634 	spin_lock(&dlm->spinlock);  in dlm_leave_domain()
639 		/* Drop the dlm spinlock. This is safe wrt the domain_map.  in dlm_leave_domain()
645 		spin_unlock(&dlm->spinlock);  in dlm_leave_domain()
664 		spin_lock(&dlm->spinlock);  in dlm_leave_domain()
670 	spin_unlock(&dlm->spinlock);  in dlm_leave_domain()
850 		spin_lock(&dlm->spinlock);  in dlm_query_join_handler()
897 		spin_unlock(&dlm->spinlock);  in dlm_query_join_handler()
924 		spin_lock(&dlm->spinlock);  in dlm_assert_joined_handler()
933 			spin_unlock(&dlm->spinlock);  in dlm_assert_joined_handler()
949 		spin_unlock(&dlm->spinlock);  in dlm_assert_joined_handler()
1123 	spin_lock(&dlm->spinlock);  in dlm_query_region_handler()
1144 	spin_unlock(&dlm->spinlock);  in dlm_query_region_handler()
1292 	spin_lock(&dlm->spinlock);  in dlm_query_nodeinfo_handler()
1313 	spin_unlock(&dlm->spinlock);  in dlm_query_nodeinfo_handler()
1335 		spin_lock(&dlm->spinlock);  in dlm_cancel_join_handler()
1342 		spin_unlock(&dlm->spinlock);  in dlm_cancel_join_handler()
1542 			spin_lock(&dlm->spinlock);  in dlm_send_join_asserts()
1544 			spin_unlock(&dlm->spinlock);  in dlm_send_join_asserts()
1574 	spin_lock(&dlm->spinlock);  in dlm_should_restart_join()
1579 	spin_unlock(&dlm->spinlock);  in dlm_should_restart_join()
1607 	spin_lock(&dlm->spinlock);  in dlm_try_to_join_domain()
1610 	spin_unlock(&dlm->spinlock);  in dlm_try_to_join_domain()
1641 	spin_lock(&dlm->spinlock);  in dlm_try_to_join_domain()
1644 	spin_unlock(&dlm->spinlock);  in dlm_try_to_join_domain()
1673 	spin_lock(&dlm->spinlock);  in dlm_try_to_join_domain()
1679 	spin_unlock(&dlm->spinlock);  in dlm_try_to_join_domain()
1988 	spin_lock_init(&dlm->spinlock);  in dlm_alloc_ctxt()