Re: K7/Athlon Optimization Causes Build Fail on Kernel 3.3 i686

From: H. Peter Anvin
Date: Thu Mar 29 2012 - 16:50:11 EST

On 03/29/2012 01:46 PM, Borislav Petkov wrote:
> On Thu, Mar 29, 2012 at 11:28:40AM -0700, H. Peter Anvin wrote:
>> I like this one for urgent as a quick fix, but it doesn't solve the real
>> problem which is that boot/compressed shouldn't pick up these macros at all.
> But it does through:
> <arch/x86/include/asm/string_32.h>:

That's the problem... it shouldn't use that.

>> It should be possible to build with MK7 (which is an optimization
>> option) and EFI (a functionality option) since they don't inherently
>> conflict. It just doesn't necessarily have to happen *right now*.
> I know, technically it is doable, but do you see a K7 box with an EFI
> firmware? I, at least, don't think so... :-)
> Now, if you think that those optimizations could be used on other boxes
> which could sport EFI, then that's a whole another question...

What I'm saying, mostly, is that this is indicative of a bigger bug.

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