From: Steve Rutherford <srutherford@google.com>
To: Ashish Kalra <Ashish.Kalra@amd.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
Joerg Roedel <joro@8bytes.org>, Borislav Petkov <bp@suse.de>,
Tom Lendacky <thomas.lendacky@amd.com>, X86 ML <x86@kernel.org>,
KVM list <kvm@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Sean Christopherson <seanjc@google.com>,
Venu Busireddy <venu.busireddy@oracle.com>,
Brijesh Singh <brijesh.singh@amd.com>
Subject: Re: [PATCH v12 11/13] EFI: Introduce the new AMD Memory Encryption GUID.
Date: Mon, 12 Apr 2021 17:05:28 -0700 [thread overview]
Message-ID: <CABayD+chYok0LCxk6Z763D+SFHKnYcu9ERc39OOai0=davDCqA@mail.gmail.com> (raw)
In-Reply-To: <ae8924d0dcac0b397295f53f7bd3ff06f6a9ff12.1618254007.git.ashish.kalra@amd.com>
On Mon, Apr 12, 2021 at 12:46 PM Ashish Kalra <Ashish.Kalra@amd.com> wrote:
>
> From: Ashish Kalra <ashish.kalra@amd.com>
>
> Introduce a new AMD Memory Encryption GUID which is currently
> used for defining a new UEFI environment variable which indicates
> UEFI/OVMF support for the SEV live migration feature. This variable
> is setup when UEFI/OVMF detects host/hypervisor support for SEV
> live migration and later this variable is read by the kernel using
> EFI runtime services to verify if OVMF supports the live migration
> feature.
>
> Signed-off-by: Ashish Kalra <ashish.kalra@amd.com>
> ---
> include/linux/efi.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/include/linux/efi.h b/include/linux/efi.h
> index 6b5d36babfcc..6f364ace82cb 100644
> --- a/include/linux/efi.h
> +++ b/include/linux/efi.h
> @@ -362,6 +362,7 @@ void efi_native_runtime_setup(void);
>
> /* OEM GUIDs */
> #define DELLEMC_EFI_RCI2_TABLE_GUID EFI_GUID(0x2d9f28a2, 0xa886, 0x456a, 0x97, 0xa8, 0xf1, 0x1e, 0xf2, 0x4f, 0xf4, 0x55)
> +#define MEM_ENCRYPT_GUID EFI_GUID(0x0cf29b71, 0x9e51, 0x433a, 0xa3, 0xb7, 0x81, 0xf3, 0xab, 0x16, 0xb8, 0x75)
>
> typedef struct {
> efi_guid_t guid;
> --
> 2.17.1
>
Reviewed-by: Steve Rutherford <srutherford@google.com>
next prev parent reply other threads:[~2021-04-13 0:06 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-12 19:42 [PATCH v12 00/13] Add AMD SEV guest live migration support Ashish Kalra
2021-04-12 19:43 ` [PATCH v12 01/13] KVM: SVM: Add KVM_SEV SEND_START command Ashish Kalra
2021-04-12 19:43 ` [PATCH v12 02/13] KVM: SVM: Add KVM_SEND_UPDATE_DATA command Ashish Kalra
2021-04-12 19:43 ` [PATCH v12 03/13] KVM: SVM: Add KVM_SEV_SEND_FINISH command Ashish Kalra
2021-04-13 0:03 ` Steve Rutherford
2021-04-12 19:44 ` [PATCH v12 04/13] KVM: SVM: Add support for KVM_SEV_RECEIVE_START command Ashish Kalra
2021-04-13 0:03 ` Steve Rutherford
2021-04-12 19:44 ` [PATCH v12 05/13] KVM: SVM: Add KVM_SEV_RECEIVE_UPDATE_DATA command Ashish Kalra
2021-04-13 0:04 ` Steve Rutherford
2021-04-12 19:44 ` [PATCH v12 06/13] KVM: SVM: Add KVM_SEV_RECEIVE_FINISH command Ashish Kalra
2021-04-13 0:04 ` Steve Rutherford
2021-04-12 19:45 ` [PATCH v12 07/13] KVM: x86: Add AMD SEV specific Hypercall3 Ashish Kalra
2021-04-12 19:45 ` [PATCH v12 08/13] KVM: X86: Introduce KVM_HC_PAGE_ENC_STATUS hypercall Ashish Kalra
2021-04-13 0:04 ` Steve Rutherford
2021-04-12 19:45 ` [PATCH v12 09/13] mm: x86: Invoke hypercall when page encryption status is changed Ashish Kalra
2021-04-13 0:06 ` Steve Rutherford
2021-04-12 19:45 ` [PATCH v12 10/13] KVM: x86: Introduce new KVM_FEATURE_SEV_LIVE_MIGRATION feature & Custom MSR Ashish Kalra
2021-04-13 0:04 ` Steve Rutherford
2021-04-12 19:46 ` [PATCH v12 11/13] EFI: Introduce the new AMD Memory Encryption GUID Ashish Kalra
2021-04-13 0:05 ` Steve Rutherford [this message]
2021-04-12 19:46 ` [PATCH v12 12/13] x86/kvm: Add guest support for detecting and enabling SEV Live Migration feature Ashish Kalra
2021-04-13 0:25 ` Steve Rutherford
2021-04-13 1:01 ` Ashish Kalra
2021-04-12 19:47 ` [PATCH v12 13/13] x86/kvm: Add kexec support for SEV Live Migration Ashish Kalra
2021-04-13 0:22 ` Steve Rutherford
2021-04-13 1:23 ` Steve Rutherford
2021-04-13 1:48 ` Ashish Kalra
2021-04-13 2:25 ` Steve Rutherford
2021-04-13 11:47 ` Ashish Kalra
2021-04-13 19:19 ` Steve Rutherford
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