From mboxrd@z Thu Jan  1 00:00:00 1970
From: Krish Sadhukhan <krish.sadhukhan@oracle.com>
Subject: Re: [PATCH v2 1/4] x86/kvm/cpuid: Fix CPUID function for word 6
 (80000001_ECX)
Date: Mon, 6 Nov 2017 10:14:10 -0800
Message-ID: <d114e2b1-e7a4-ccca-e15b-e65ba97801b0@oracle.com>
References: <cover.1509985085.git.Janakarajan.Natarajan@amd.com>
 <c25d30edee4a862941d73865b04a026a92642b5d.1509985085.git.Janakarajan.Natarajan@amd.com>
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Cc: Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>,
        "H . Peter Anvin" <hpa@zytor.com>,
        Paolo Bonzini <pbonzini@redhat.com>,
        Radim Krcmar <rkrcmar@redhat.com>,
        Len Brown <len.brown@intel.com>, Kyle Huey <me@kylehuey.com>,
        Borislav Petkov <bp@suse.de>, Kan Liang <Kan.liang@intel.com>,
        Grzegorz Andrejczuk <grzegorz.andrejczuk@intel.com>,
        Tom Lendacky <thomas.lendacky@amd.com>,
        Tony Luck <tony.luck@intel.com>
To: Janakarajan Natarajan <Janakarajan.Natarajan@amd.com>,
        kvm@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org
Return-path: <linux-kernel-owner@vger.kernel.org>
In-Reply-To: <c25d30edee4a862941d73865b04a026a92642b5d.1509985085.git.Janakarajan.Natarajan@amd.com>
Sender: linux-kernel-owner@vger.kernel.org
List-Id: kvm.vger.kernel.org

On 11/06/2017 09:44 AM, Janakarajan Natarajan wrote:

> The function for CPUID 80000001 ECX is set to 0xc0000001. Set it to
> 0x80000001.
>
> Signed-off-by: Janakarajan Natarajan <Janakarajan.Natarajan@amd.com>
> ---
>   arch/x86/kvm/cpuid.h | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h
> index 0bc5c13..b21b1d2 100644
> --- a/arch/x86/kvm/cpuid.h
> +++ b/arch/x86/kvm/cpuid.h
> @@ -43,7 +43,7 @@ static const struct cpuid_reg reverse_cpuid[] = {
>   	[CPUID_8086_0001_EDX] = {0x80860001, 0, CPUID_EDX},
>   	[CPUID_1_ECX]         = {         1, 0, CPUID_ECX},
>   	[CPUID_C000_0001_EDX] = {0xc0000001, 0, CPUID_EDX},
> -	[CPUID_8000_0001_ECX] = {0xc0000001, 0, CPUID_ECX},
> +	[CPUID_8000_0001_ECX] = {0x80000001, 0, CPUID_ECX},
>   	[CPUID_7_0_EBX]       = {         7, 0, CPUID_EBX},
>   	[CPUID_D_1_EAX]       = {       0xd, 1, CPUID_EAX},
>   	[CPUID_F_0_EDX]       = {       0xf, 0, CPUID_EDX},
Reviewed-by: Krish Sadhukhan <krish.sadhukhan@oracle.com>