Messages in this thread | | | Date | Wed, 27 Jan 2016 17:14:13 +0100 | From | Borislav Petkov <> | Subject | Re: [Xen-devel] [PATCH v1 04/12] xen/hvmlite: Bootstrap HVMlite guest |
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On Wed, Jan 27, 2016 at 02:50:36PM +0000, David Vrabel wrote: > Surely the interesting comparison here is how is (early) microcode > loading disabled in KVM guests?
It isn't - kvm simply ignores the write to the microcode application MSRs MSR_AMD64_PATCH_LOADER and MSR_IA32_UCODE_REV, respectively.
> We should use the same mechanism for HVMlite guests.
Good idea.
-- Regards/Gruss, Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) --
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