Re: [PATCH v5 3/3] cpuid: add AVX512_4VNNIW and AVX512_4FMAPS instructions support

From: Borislav Petkov
Date: Thu Nov 10 2016 - 06:19:22 EST


On Wed, Nov 09, 2016 at 07:05:28PM +0800, He Chen wrote:
> Add two new AVX512 instructions support for KVM guest.

I think you mean "two new AVX512 subfeatures support". An instruction
support would be actual emulation of the instructions or so...

>
> AVX512_4VNNIW:
> Vector instructions for deep learning enhanced word variable precision.
>
> AVX512_4FMAPS:
> Vector instructions for deep learning floating-point single precision.
>
> Signed-off-by: Luwei Kang <luwei.kang@xxxxxxxxx>
> Signed-off-by: He Chen <he.chen@xxxxxxxxxxxxxxx>
> ---
> arch/x86/kvm/cpuid.c | 14 +++++++++++++-
> 1 file changed, 13 insertions(+), 1 deletion(-)

Rest looks ok:

Reviewed-by: Borislav Petkov <bp@xxxxxxx>

--
Regards/Gruss,
Boris.

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