822 static unsigned long bch2_btree_key_cache_scan(struct shrinker *shrink,  in bch2_btree_key_cache_scan()  argument
825 	struct bch_fs *c = shrink->private_data;  in bch2_btree_key_cache_scan()
923 static unsigned long bch2_btree_key_cache_count(struct shrinker *shrink,  in bch2_btree_key_cache_count()  argument
926 	struct bch_fs *c = shrink->private_data;  in bch2_btree_key_cache_count()
946 	shrinker_free(bc->shrink);  in bch2_fs_btree_key_cache_exit()
1020 	struct shrinker *shrink;  in bch2_fs_btree_key_cache_init()  local
1033 	shrink = shrinker_alloc(0, "%s-btree_key_cache", c->name);  in bch2_fs_btree_key_cache_init()
1034 	if (!shrink)  in bch2_fs_btree_key_cache_init()
1036 	bc->shrink = shrink;  in bch2_fs_btree_key_cache_init()
1037 	shrink->seeks		= 0;  in bch2_fs_btree_key_cache_init()
1038 	shrink->count_objects	= bch2_btree_key_cache_count;  in bch2_fs_btree_key_cache_init()
1039 	shrink->scan_objects	= bch2_btree_key_cache_scan;  in bch2_fs_btree_key_cache_init()
1040 	shrink->private_data	= c;  in bch2_fs_btree_key_cache_init()
1041 	shrinker_register(shrink);  in bch2_fs_btree_key_cache_init()