K 10 svn:author V 7 attilio K 8 svn:date V 27 2009-11-06T10:15:15.356397Z K 7 svn:log V 208 MFC r198868, r198950: Opteron rev E family of processor expose a bug where acq memory barriers can be broken, resulting in random breakages. Printout a warning message if affecred family and model are found. END