Re: [PATCH 0/4] random,x86,kvm: Add and use MSR_KVM_GET_RNG_SEED

[Gleb Natapov]

On Wed, Jul 16, 2014 at 04:32:19PM +0200, Paolo Bonzini wrote:
> Il 16/07/2014 16:07, Andy Lutomirski ha scritto:
> >This patch has nothing whatsoever to do with how much I trust the CPU
> >vs the hypervisor.  It's for the enormous installed base of machines
> >without RDRAND.
> 
> Ok.  I think an MSR is fine, though I don't think it's useful for the guest
> to use it if it already has RDRAND and/or RDSEED.
> 
Agree. It is unfortunate that we add PV interfaces for a HW that will be extinct
in a couple of years though :(

--
			Gleb.
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