http://bugs.winehq.org/show_bug.cgi?id=30168
--- Comment #10 from David praus_aluco@yahoo.com 2012-03-21 11:29:12 CDT --- A possibly related bug has arisen. I reported it here: http://bugs.winehq.org/show_bug.cgi?id=30232
Not sure if it's because of the patch or not. Couldn't get far enough before the patch to know if there was a slowdown.