645 static unsigned long bch2_btree_key_cache_scan(struct shrinker *shrink,  in bch2_btree_key_cache_scan()  argument
648 	struct bch_fs *c = shrink->private_data;  in bch2_btree_key_cache_scan()
724 static unsigned long bch2_btree_key_cache_count(struct shrinker *shrink,  in bch2_btree_key_cache_count()  argument
727 	struct bch_fs *c = shrink->private_data;  in bch2_btree_key_cache_count()
752 	shrinker_free(bc->shrink);  in bch2_fs_btree_key_cache_exit()
805 	struct shrinker *shrink;  in bch2_fs_btree_key_cache_init()  local
820 	shrink = shrinker_alloc(0, "%s-btree_key_cache", c->name);  in bch2_fs_btree_key_cache_init()
821 	if (!shrink)  in bch2_fs_btree_key_cache_init()
823 	bc->shrink = shrink;  in bch2_fs_btree_key_cache_init()
824 	shrink->count_objects	= bch2_btree_key_cache_count;  in bch2_fs_btree_key_cache_init()
825 	shrink->scan_objects	= bch2_btree_key_cache_scan;  in bch2_fs_btree_key_cache_init()
826 	shrink->batch		= 1 << 14;  in bch2_fs_btree_key_cache_init()
827 	shrink->seeks		= 0;  in bch2_fs_btree_key_cache_init()
828 	shrink->private_data	= c;  in bch2_fs_btree_key_cache_init()
829 	shrinker_register(shrink);  in bch2_fs_btree_key_cache_init()