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SubjectRe: Regression: boot failure on AMD Elan TS-5500
Jeremy Fitzhardinge wrote:
> H. Peter Anvin wrote:
>> Not really. In particular, I really don't want to add something that
>> is even remotely likely to break on other platforms, and a fence
>> instruction is relatively recent.
>
> I wonder if a cpuid would do the trick? Do we still support cpuid-less
> processors?

Yes, we do. Worst case, we could bypass it, but I'd like to understand
what the real constraint is, here.

-hpa


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