84 	unsigned int detached:1;  member
115 	struct list_head detached;  member
214 	INIT_LIST_HEAD(&cache->detached);  in backref_cache_init()
223 	while (!list_empty(&cache->detached)) {  in backref_cache_cleanup()
224 		node = list_entry(cache->detached.next,  in backref_cache_cleanup()
240 	BUG_ON(!list_empty(&cache->detached));  in backref_cache_cleanup()
359 	BUG_ON(node->detached);  in walk_up_backref()
433 	BUG_ON(!node->lowest && !node->detached);  in remove_backref_node()
495 	while (!list_empty(&cache->detached)) {  in update_backref_cache()
496 		node = list_entry(cache->detached.next,  in update_backref_cache()
1050 		if (upper->detached) {
1126 			list_add(&upper->list, &cache->detached);
1127 			upper->detached = 1;
1177 	ASSERT(!node || !node->detached);
1205 		if (node->detached)
1217 			BUG_ON(node->detached);