Re: [tip:x86/urgent] x86, AMD: Disable wrongly set X86_FEATURE_LAHF_LM CPUID bit

Borislav Petkov
2009-08-30T19:17:59Z

On Sun, Aug 30, 2009 at 10:07:28AM -0700, H. Peter Anvin wrote:
> Looks good... there are a few minor tweaks to the assembly (in
> particular, if we're going to do the single file with a macro then the
> macro invocation should be outside the architecture #ifdef; second, I
> realized a better implementation of the 64-bit code after I sent you
> the email) but I can take care of this.

Cool. Could you please move the macro invocations too then, while you're
at it.

> This is for .32, right?

Yep, I'd like to play it safe here so let's have it properly tested
first. I will backport it to .31 and at least .30 later.

Thanks.

--
Regards/Gruss,
Boris.