And being unable of going after Luffy after that and without injuring Crocodile at all so yes he got blocked by Croco-boy.
Don't call something an anti-feat when it isn't one. The fact is Mihawk's attack has never once been blocked by the person it was intended to hit; his slash against WB was blocked by Jozu, his slash against Luffy was blocked by Mr.1. Yet Mihawk still showed that he was able to one-shot Mr.1 when he intended to