On Tue, Aug 12, 2008 at 03:57:31PM -0700, H. Peter Anvin wrote: > Right in concept, but I dislike the implementation (duplication of the > CPU detect code we already have). Could you try this patch and see if > it works for you? Cool, with a small modification to fix a build error with it the resulting kernel boots my machine. Thanks. Would be cool to have this patch one merged soon :-) Attached is your patch with my little build fix. It redefines a values already defines in cpufeatures.h but I can't include that file in the boot code so I simply redeclared it. Maybe there is a cleaner solution for this. Joerg