diff mbox

[1/4] x86/kvm/cpuid: Fix CPUID function for word 6 (80000001_ECX)

Message ID 2742dd23456e763aa999717a7c4bfec803bb873a.1509476456.git.Janakarajan.Natarajan@amd.com (mailing list archive)
State New, archived
Headers show

Commit Message

Janakarajan Natarajan Nov. 1, 2017, 4:19 p.m. UTC
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(-)

Comments

Borislav Petkov Nov. 3, 2017, 4:56 p.m. UTC | #1
On Wed, Nov 01, 2017 at 11:19:27AM -0500, 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: Borislav Petkov <bp@suse.de>
diff mbox

Patch

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},