Well, I would say it depends, a fun couple of smacks to heighten the senses are fine, but if it is getting into domination and the like, you will need to be honest with yourself.
Is that something you want....only you know.
I say no, unless it carries over to all aspects of life!!!!
Think about it, shes a nasty all day then you get to whack her at nite, you may get a little too into it!