127 	struct wb_cache_entry *e;  in alloc_cache_entry()  local
131 	e = list_entry(list_pop(&p->free), struct wb_cache_entry, list);  in alloc_cache_entry()
134 	return e;  in alloc_cache_entry()
159 static void insert_cache_hash_entry(struct policy *p, struct wb_cache_entry *e)  in insert_cache_hash_entry()  argument
161 	unsigned h = hash_64(from_oblock(e->oblock), p->chash.hash_bits);  in insert_cache_hash_entry()
163 	hlist_add_head(&e->hlist, &p->chash.table[h]);  in insert_cache_hash_entry()
166 static void remove_cache_hash_entry(struct wb_cache_entry *e)  in remove_cache_hash_entry()  argument
168 	hlist_del(&e->hlist);  in remove_cache_hash_entry()
178 	struct wb_cache_entry *e;  in wb_map()  local
189 	e = lookup_cache_entry(p, oblock);  in wb_map()
190 	if (e) {  in wb_map()
192 		result->cblock = e->cblock;  in wb_map()
205 	struct wb_cache_entry *e;  in wb_lookup()  local
211 	e = lookup_cache_entry(p, oblock);  in wb_lookup()
212 	if (e) {  in wb_lookup()
213 		*cblock = e->cblock;  in wb_lookup()
227 	struct wb_cache_entry *e;  in __set_clear_dirty()  local
229 	e = lookup_cache_entry(p, oblock);  in __set_clear_dirty()
230 	BUG_ON(!e);  in __set_clear_dirty()
233 		if (!e->dirty) {  in __set_clear_dirty()
234 			e->dirty = true;  in __set_clear_dirty()
235 			list_move(&e->list, &p->dirty);  in __set_clear_dirty()
239 		if (e->dirty) {  in __set_clear_dirty()
240 			e->pending = false;  in __set_clear_dirty()
241 			e->dirty = false;  in __set_clear_dirty()
242 			list_move(&e->list, &p->clean);  in __set_clear_dirty()
267 static void add_cache_entry(struct policy *p, struct wb_cache_entry *e)  in add_cache_entry()  argument
269 	insert_cache_hash_entry(p, e);  in add_cache_entry()
270 	if (e->dirty)  in add_cache_entry()
271 		list_add(&e->list, &p->dirty);  in add_cache_entry()
273 		list_add(&e->list, &p->clean);  in add_cache_entry()
282 	struct wb_cache_entry *e = alloc_cache_entry(p);  in wb_load_mapping()  local
284 	if (e) {  in wb_load_mapping()
285 		e->cblock = cblock;  in wb_load_mapping()
286 		e->oblock = oblock;  in wb_load_mapping()
287 		e->dirty = false; /* blocks default to clean */  in wb_load_mapping()
288 		add_cache_entry(p, e);  in wb_load_mapping()
320 	struct wb_cache_entry *e;  in wb_remove_mapping()  local
324 	e = __wb_force_remove_mapping(p, oblock);  in wb_remove_mapping()
325 	list_add_tail(&e->list, &p->free);  in wb_remove_mapping()
335 	struct wb_cache_entry *e;  in wb_force_mapping()  local
339 	e = __wb_force_remove_mapping(p, current_oblock);  in wb_force_mapping()
340 	e->oblock = oblock;  in wb_force_mapping()
341 	add_cache_entry(p, e);  in wb_force_mapping()
366 	struct wb_cache_entry *e;  in wb_writeback_work()  local
371 	e = get_next_dirty_entry(p);  in wb_writeback_work()
372 	if (e) {  in wb_writeback_work()
373 		*oblock = e->oblock;  in wb_writeback_work()
374 		*cblock = e->cblock;  in wb_writeback_work()