Re: [PATCH v6 01/17] x86/cpufeatures: Introduce x2AVIC CPUID bit

Paolo Bonzini
2022-06-24T16:08:38Z

On 5/19/22 12:26, Suravee Suthikulpanit wrote:
> Introduce a new feature bit for virtualized x2APIC (x2AVIC) in
> CPUID_Fn8000000A_EDX [SVM Revision and Feature Identification].
>
> Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
> Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
> ---
> arch/x86/include/asm/cpufeatures.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h
> index 1d6826eac3e6..2721bd1e8e1e 100644
> --- a/arch/x86/include/asm/cpufeatures.h
> +++ b/arch/x86/include/asm/cpufeatures.h
> @@ -343,6 +343,7 @@
> #define X86_FEATURE_AVIC (15*32+13) /* Virtual Interrupt Controller */
> #define X86_FEATURE_V_VMSAVE_VMLOAD (15*32+15) /* Virtual VMSAVE VMLOAD */
> #define X86_FEATURE_VGIF (15*32+16) /* Virtual GIF */
> +#define X86_FEATURE_X2AVIC (15*32+18) /* Virtual x2apic */
> #define X86_FEATURE_V_SPEC_CTRL (15*32+20) /* Virtual SPEC_CTRL */
> #define X86_FEATURE_SVME_ADDR_CHK (15*32+28) /* "" SVME addr check */
>

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>