http://bugs.winehq.org/show_bug.cgi?id=14168
--- Comment #12 from Dan Kegel dank@kegel.com 2009-11-30 05:53:24 --- It does seem to help noticably, I think it's worth it.
And after applying it, the bottleneck does shift as expected: # opreport 23478 43.6662 msi.dll.so 15057 28.0042 libwine.so.1.0
# opreport -l ~dank/wine-git/dlls/msi/msi.dll.so 200170 87.7054 msi_string2idW 9590 4.2019 msistring_makehash