Blizzard has posted some additional class tuning changes which are coming tomorrow with the Weekly Reset.
We’ve added the following adjustments, which will also go live with scheduled weekly maintenance:
Player versus PlayerWarrior
Arms
Deep Wounds damage is no longer reduced in PvP combat (was 28% reduced).
Mortal Strike damage increased by 35% in PvP combat (was 10%).
Bladestorm damage increased by 70% in PvP combat (was 40%).