Re: [Xen-devel] [PATCH 2/2] hvm: allow pass-through of new CPUID features

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Andre Przywara writes ("[Xen-devel] [PATCH 2/2] hvm: allow pass-through of new 
CPUID features"):
> there are some new CPUID features that are safe for guests to see, as 
> they don't require OS awareness (FPU/ALU related instructions only). 
> Among features for new AMD CPUs there is also the PCLMULQDQ bit, which 
> Intel CPU have already for quite a while.

This would seem to be a new feature.  We are currently in feature
freeze.

Can you make a justification for a freeze exception ?

Ian.

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