117 static void lru_insert(struct lru *lru, struct lru_entry *le)  in lru_insert()  argument
123 	atomic_set(&le->referenced, 0);  in lru_insert()
126 		list_add_tail(&le->list, lru->cursor);  in lru_insert()
128 		INIT_LIST_HEAD(&le->list);  in lru_insert()
129 		lru->cursor = &le->list;  in lru_insert()
164 typedef bool (*iter_predicate)(struct lru_entry *le, void *context);
222 static void lru_remove(struct lru *lru, struct lru_entry *le)  in lru_remove()  argument
224 	lru_iter_invalidate(lru, le);  in lru_remove()
228 		if (lru->cursor == &le->list)  in lru_remove()
230 		list_del(&le->list);  in lru_remove()
238 static inline void lru_reference(struct lru_entry *le)  in lru_reference()  argument
240 	atomic_set(&le->referenced, 1);  in lru_reference()
255 typedef enum evict_result (*le_predicate)(struct lru_entry *le, void *context);
261 	struct lru_entry *le;
271 		le = container_of(h, struct lru_entry, list);
273 		if (atomic_read(&le->referenced)) {
274 			atomic_set(&le->referenced, 0);
277 			switch (pred(le, context)) {
283 				lru->cursor = le->list.next;
284 				lru_remove(lru, le);
285 				return le;
291 				lru->cursor = le->list.next;
490 static inline struct dm_buffer *le_to_buffer(struct lru_entry *le)  in le_to_buffer()  argument
492 	return container_of(le, struct dm_buffer, lru);  in le_to_buffer()
497 	struct lru_entry *le = list_entry(l, struct lru_entry, list);  in list_to_buffer()  local
499 	if (!le)  in list_to_buffer()
502 	return le_to_buffer(le);  in list_to_buffer()
630 static enum evict_result __evict_pred(struct lru_entry *le, void *context)  in __evict_pred()  argument
633 	struct dm_buffer *b = le_to_buffer(le);  in __evict_pred()
648 	struct lru_entry *le;  in __cache_evict()  local
651 	le = lru_evict(&bc->lru[list_mode], __evict_pred, &w);  in __cache_evict()
652 	if (!le)  in __cache_evict()
655 	b = le_to_buffer(le);  in __cache_evict()
700 	struct lru_entry *le;  in __cache_mark_many()  local
705 		le = lru_evict(&bc->lru[old_mode], __evict_pred, &w);  in __cache_mark_many()
706 		if (!le)  in __cache_mark_many()
709 		b = le_to_buffer(le);  in __cache_mark_many()
747 	struct lru_entry *le, *first;
752 	first = le = to_le(lru->cursor);
754 		struct dm_buffer *b = le_to_buffer(le);
767 		le = to_le(le->list.next);
768 	} while (le != first);