linux-kernel - Re: [PATCH 6/6] KVM: SVM: Enable restricted injection for an SEV-SNP guest

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Message-ID: <87zfpnzyfd.ffs@tglx>
Date: Thu, 08 Aug 2024 01:49:10 +0200
From: Thomas Gleixner <tglx@...utronix.de>
To: Melody Wang <huibo.wang@....com>, kvm@...r.kernel.org,
 linux-kernel@...r.kernel.org, x86@...nel.org
Cc: Sean Christopherson <seanjc@...gle.com>, Paolo Bonzini
 <pbonzini@...hat.com>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov
 <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>, Tom Lendacky
 <thomas.lendacky@....com>, Ashish Kalra <ashish.kalra@....com>, Michael
 Roth <michael.roth@....com>, Melody Wang <huibo.wang@....com>
Subject: Re: [PATCH 6/6] KVM: SVM: Enable restricted injection for an
 SEV-SNP guest

On Wed, Aug 07 2024 at 01:00, Melody Wang wrote:
> diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h
> index dd4682857c12..ff8466405409 100644
> --- a/arch/x86/include/asm/cpufeatures.h
> +++ b/arch/x86/include/asm/cpufeatures.h
> @@ -446,6 +446,7 @@
>  #define X86_FEATURE_SEV_SNP		(19*32+ 4) /* "sev_snp" AMD Secure Encrypted Virtualization - Secure Nested Paging */
>  #define X86_FEATURE_V_TSC_AUX		(19*32+ 9) /* Virtual TSC_AUX */
>  #define X86_FEATURE_SME_COHERENT	(19*32+10) /* AMD hardware-enforced cache coherency */
> +#define X86_FEATURE_RESTRICTED_INJECTION	(19*32+12) /* AMD SEV Restricted Injection */

Please update the XML for this CPUID leaf at:

       https://gitlab.com/x86-cpuid.org/x86-cpuid-db

Thanks,

        tglx