Re: [PATCH v1 2/2] kvm: x86: Expose Intel VPOPCNTDQ feature to guest

From: Radim KrÄmÃÅ
Date: Fri Jan 20 2017 - 13:00:34 EST


2017-01-10 18:34+0100, Piotr Luc:
> Vector population count instructions for dwords and qwords are to be
> used in future Intel Xeon & Xeon Phi processors. The bit 14 of
> CPUID[level:0x07, ECX] indicates that the new instructions are
> supported by a processor.
>
> The spec can be found in the Intel Software Developer Manual (SDM)
> or in the Instruction Set Extensions Programming Reference (ISE).
>
> Signed-off-by: Piotr Luc <piotr.luc@xxxxxxxxx>
> Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>
> Cc: Radim KrÄmÃÅ <rkrcmar@xxxxxxxxxx>
> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Cc: Ingo Molnar <mingo@xxxxxxxxxx>
> Cc: H. Peter Anvin <hpa@xxxxxxxxx>
> Cc: x86@xxxxxxxxxx
> Cc: kvm@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> ---

Applied on top of tglx's branch in kvm/next,
thanks to both.