lkml.org 
[lkml]   [2017]   [Sep]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC Part2 PATCH v3 07/26] KVM: SVM: Add SEV feature definitions to KVM
On Mon, Jul 24, 2017 at 03:02:44PM -0500, Brijesh Singh wrote:
> From: Tom Lendacky <thomas.lendacky@amd.com>
>
> Define the SEV enable bit for the VMCB control structure. The hypervisor
> will use this bit to enable SEV in the guest.
>
> Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
> ---
> arch/x86/include/asm/svm.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/x86/include/asm/svm.h b/arch/x86/include/asm/svm.h
> index a3d9e0b..0be01f9 100644
> --- a/arch/x86/include/asm/svm.h
> +++ b/arch/x86/include/asm/svm.h
> @@ -140,6 +140,7 @@ struct __attribute__ ((__packed__)) vmcb_control_area {
> #define SVM_VM_CR_SVM_DIS_MASK 0x0010ULL
>
> #define SVM_NESTED_CTL_NP_ENABLE BIT(0)
> +#define SVM_NESTED_CTL_SEV_ENABLE BIT(1)
>
> struct __attribute__ ((__packed__)) vmcb_seg {
> u16 selector;
> --

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

--
Regards/Gruss,
Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
--

\
 
 \ /
  Last update: 2017-09-12 22:09    [W:0.425 / U:0.132 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site