bch_can_invalidate_bucket
if (!bch_can_invalidate_bucket(ca, b))
if (bch_can_invalidate_bucket(ca, b))
if (bch_can_invalidate_bucket(ca, b))
bool bch_can_invalidate_bucket(struct cache *ca, struct bucket *b);
if (bch_can_invalidate_bucket(ca, b))
if (bch_can_invalidate_bucket(ca, b) &&