667 static unsigned long bch_mca_scan(struct shrinker *shrink,  in bch_mca_scan()  argument
670 	struct cache_set *c = shrink->private_data;  in bch_mca_scan()
734 static unsigned long bch_mca_count(struct shrinker *shrink,  in bch_mca_count()  argument
737 	struct cache_set *c = shrink->private_data;  in bch_mca_count()
755 	if (c->shrink)  in bch_btree_cache_free()
756 		shrinker_free(c->shrink);  in bch_btree_cache_free()
831 	c->shrink = shrinker_alloc(0, "md-bcache:%pU", c->set_uuid);  in bch_btree_cache_alloc()
832 	if (!c->shrink) {  in bch_btree_cache_alloc()
837 	c->shrink->count_objects = bch_mca_count;  in bch_btree_cache_alloc()
838 	c->shrink->scan_objects = bch_mca_scan;  in bch_btree_cache_alloc()
839 	c->shrink->seeks = 4;  in bch_btree_cache_alloc()
840 	c->shrink->batch = c->btree_pages * 2;  in bch_btree_cache_alloc()
841 	c->shrink->private_data = c;  in bch_btree_cache_alloc()
843 	shrinker_register(c->shrink);  in bch_btree_cache_alloc()