fs/bcachefs/btree_cache.c

299 static unsigned long bch2_btree_cache_scan(struct shrinker *shrink,
302 	struct bch_fs *c = shrink->private_data;
397 static unsigned long bch2_btree_cache_count(struct shrinker *shrink,
400 	struct bch_fs *c = shrink->private_data;
415 	shrinker_free(bc->shrink);
466 	struct shrinker *shrink;
486 	shrink = shrinker_alloc(0, "%s-btree_cache", c->name);
487 	if (!shrink)
489 	bc->shrink = shrink;
490 	shrink->count_objects	= bch2_btree_cache_count;
491 	shrink->scan_objects	= bch2_btree_cache_scan;
492 	shrink->seeks		= 4;
493 	shrink->private_data	= c;
494 	shrinker_register(shrink);