Messages in this thread | | | Date | Mon, 31 Oct 2016 10:53:12 +0100 | From | Borislav Petkov <> | Subject | Re: [PATCH] x86/cpuid: expose AVX512_4VNNIW and AVX512_4FMAPS features to kvm guest |
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On Mon, Oct 31, 2016 at 09:15:43AM +0000, Luc, Piotr wrote: > I think that in v4.9-rc2 the CPUID[7,0].edx bits can be masked out by > applying noxsave to cmdline. Using directly cpu_count will result in > passing the bits in edx to a guest directly while the xsaveopt and rest > of AVX512 features bits will be cleared.
Errr, I can't parse that reading it backwards and forwards. Please elaborate.
-- Regards/Gruss, Boris.
ECO tip #101: Trim your mails when you reply.
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