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Re: [Xen-devel] [PATCH 3/4 V3] X86: MPX IA32_BNDCFGS msr handle

>>> On 28.11.13 at 12:45, Tim Deegan <tim@xxxxxxx> wrote:
> I mean that if the guest does not see the feature in CPUID they should
> net be able to use it.

That would be the ideal thing, but would require more code: We'd
need to intercept the MSR just in order to fail accesses to it.

And I don't think we go that far for other CPU features (read: if
we do here, we should do so consistently everywhere).


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