Re: Shut up unhandled MSR warnings

From: Paolo Bonzini
Date: Thu Nov 12 2015 - 07:28:25 EST




On 12/11/2015 13:16, Borislav Petkov wrote:
>>> > > Yes, see guest_cpuid_has_* for an example of reading the CPUID values.
>>> > >
>>> > > But if it's defined for _all_ models starting at family 21, we can just
>>> > > do it unconditionally.
>> >
>> > The thing is, those bits are Reserved again on the next family 22. Lemme
>> > take a look at guest_cpuid_has_* and see how ugly it gets.
>
> Ok, I see there's guest_cpuid_is_amd() but I'd need also family and model.
>
> How about adding also
>
> guest_cpuid_family(), guest_cpuid_model(), guest_cpuid_stepping()? Those
> could be quite useful in other contexts maybe.

Sure, that's what I meant by "for an example". :)

Paolo
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