remove bml->bml_refcnt <= 1: we just check it is > 1 above
remove bml->bml_refcnt <= 1: we just check it is > 1 above

pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable