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Date: Fri, 13 Oct 2017 18:44:50 +0200
From: Borislav Petkov <bp@alien8.de>
To: Brijesh Singh <brijesh.singh@amd.com>
Cc: x86@kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
        Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>,
        "H. Peter Anvin" <hpa@zytor.com>, Paolo Bonzini <pbonzini@redhat.com>,
        Radim =?utf-8?B?S3LEjW3DocWZ?= <rkrcmar@redhat.com>,
        Joerg Roedel <joro@8bytes.org>, Tom Lendacky <thomas.lendacky@amd.com>
Subject: Re: [Part2 PATCH v5 13/31] KVM: X86: Add CONFIG_KVM_AMD_SEV
Message-ID: <20171013164450.6h3ezc6anktglduk@pd.tnic>
References: <20171004131412.13038-1-brijesh.singh@amd.com>
 <20171004131412.13038-14-brijesh.singh@amd.com>
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On Wed, Oct 04, 2017 at 08:13:54AM -0500, Brijesh Singh wrote:
> The config option can be used to enable SEV support on AMD Processors.
> 
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Ingo Molnar <mingo@redhat.com>
> Cc: "H. Peter Anvin" <hpa@zytor.com>
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: "Radim Krčmář" <rkrcmar@redhat.com>
> Cc: Joerg Roedel <joro@8bytes.org>
> Cc: Borislav Petkov <bp@suse.de>
> Cc: Tom Lendacky <thomas.lendacky@amd.com>
> Cc: x86@kernel.org
> Cc: kvm@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
> ---
>  arch/x86/kvm/Kconfig | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig
> index 3ea624452f93..bedb204f71c9 100644
> --- a/arch/x86/kvm/Kconfig
> +++ b/arch/x86/kvm/Kconfig
> @@ -79,6 +79,16 @@ config KVM_AMD
>  	  To compile this as a module, choose M here: the module
>  	  will be called kvm-amd.
>  
> +config KVM_AMD_SEV
> +	def_bool y
> +	bool "AMD Secure Encrypted Virtualization (SEV) support"
> +	depends on KVM_AMD && X86_64
> +	select CRYPTO_DEV_CCP
> +	select CRYPTO_DEV_CCP_DD
> +	select CRYPTO_DEV_SP_PSP
> +	---help---
> +	Provides support for launching Encrypted VMs on AMD processors.
> +
>  config KVM_MMU_AUDIT
>  	bool "Audit KVM MMU"
>  	depends on KVM && TRACEPOINTS
> -- 

Reviewed-by: Borislav Petkov <bp@suse.de>

-- 
Regards/Gruss,
    Boris.

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