392 	unsigned int num_locks;  member
399 static inline unsigned int cache_index(sector_t block, unsigned int num_locks)  in cache_index()  argument
401 	return dm_hash_locks_index(block, num_locks);  in cache_index()
407 		read_lock_bh(&bc->trees[cache_index(block, bc->num_locks)].u.spinlock);  in cache_read_lock()
409 		down_read(&bc->trees[cache_index(block, bc->num_locks)].u.lock);  in cache_read_lock()
415 		read_unlock_bh(&bc->trees[cache_index(block, bc->num_locks)].u.spinlock);  in cache_read_unlock()
417 		up_read(&bc->trees[cache_index(block, bc->num_locks)].u.lock);  in cache_read_unlock()
423 		write_lock_bh(&bc->trees[cache_index(block, bc->num_locks)].u.spinlock);  in cache_write_lock()
425 		down_write(&bc->trees[cache_index(block, bc->num_locks)].u.lock);  in cache_write_lock()
431 		write_unlock_bh(&bc->trees[cache_index(block, bc->num_locks)].u.spinlock);  in cache_write_unlock()
433 		up_write(&bc->trees[cache_index(block, bc->num_locks)].u.lock);  in cache_write_unlock()
451 	lh->no_previous = cache->num_locks;  in lh_init()
528 static void cache_init(struct dm_buffer_cache *bc, unsigned int num_locks, bool no_sleep)  in cache_init()  argument
532 	bc->num_locks = num_locks;  in cache_init()
535 	for (i = 0; i < bc->num_locks; i++) {  in cache_init()
551 	for (i = 0; i < bc->num_locks; i++)  in cache_destroy()
610 	b = __cache_get(&bc->trees[cache_index(block, bc->num_locks)].root, block);  in cache_get()
684 	rb_erase(&b->node, &bc->trees[cache_index(b->block, bc->num_locks)].root);  in __cache_evict()
850 	r = __cache_insert(&bc->trees[cache_index(b->block, bc->num_locks)].root, b);  in cache_insert()
876 		rb_erase(&b->node, &bc->trees[cache_index(b->block, bc->num_locks)].root);  in cache_remove()
946 	for (i = 0; i < bc->num_locks; i++) {  in cache_remove_range()
2476 	unsigned int num_locks;  in dm_bufio_client_create()  local
2487 	num_locks = dm_num_hash_locks();  in dm_bufio_client_create()
2488 	c = kzalloc(sizeof(*c) + (num_locks * sizeof(struct buffer_tree)), GFP_KERNEL);  in dm_bufio_client_create()
2493 	cache_init(&c->cache, num_locks, (flags & DM_BUFIO_CLIENT_NO_SLEEP) != 0);  in dm_bufio_client_create()