From: Tom Lendacky <thomas.lendacky@amd.com>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Joerg Roedel <jroedel@suse.de>,
Kuppuswamy Sathyanarayanan
<sathyanarayanan.kuppuswamy@linux.intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, Andy Lutomirski <luto@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
"H . Peter Anvin" <hpa@zytor.com>,
Tony Luck <tony.luck@intel.com>,
Dan Williams <dan.j.williams@intel.com>,
Andi Kleen <ak@linux.intel.com>,
Kuppuswamy Sathyanarayanan <knsathya@kernel.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1 0/4] Share common features between AMD SEV / TDX guest
Date: Wed, 1 Dec 2021 13:57:43 -0600 [thread overview]
Message-ID: <611026ac-0f15-0da4-aa97-e0412f1fcc78@amd.com> (raw)
In-Reply-To: <20211201163430.2ncgynzns5t6gvof@black.fi.intel.com>
On 12/1/21 10:34 AM, Kirill A. Shutemov wrote:
> On Mon, Nov 15, 2021 at 04:45:24PM -0800, Kuppuswamy Sathyanarayanan wrote:
>> Hi All,
>>
>> Intel's Trust Domain Extensions (TDX) protect guest VMs from malicious
>> hosts and some physical attacks. TDX has a lot of similarities to AMD SEV.
>> Features like encryption/decryption and string I/O unroll support can
>> be shared between these two technologies.
>>
>> This patch set adds infrastructure changes required to share the code
>> between AMD SEV and TDX.
>
> Tom, Joerg, could you folks look at this? Your Ack would be very helpful.
I had a couple of comments on the patches, but they did build and test
successfully with both SEV and SEV-ES guests.
Thanks,
Tom
>
prev parent reply other threads:[~2021-12-01 19:58 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-16 0:45 Kuppuswamy Sathyanarayanan
2021-11-16 0:45 ` [PATCH v1 1/4] x86/sev: Remove sev_enable_key usage in outs##bwl()/ins##bwl() Kuppuswamy Sathyanarayanan
2021-12-01 19:32 ` Tom Lendacky
2021-11-16 0:45 ` [PATCH v1 2/4] x86/sev: Use CC_ATTR attribute to generalize string I/O unroll Kuppuswamy Sathyanarayanan
2021-11-16 0:45 ` [PATCH v1 3/4] x86/sev: Rename mem_encrypt.c to mem_encrypt_amd.c Kuppuswamy Sathyanarayanan
2021-11-16 0:45 ` [PATCH v1 4/4] x86: Move common memory encryption code to mem_encrypt.c Kuppuswamy Sathyanarayanan
2021-12-01 19:56 ` Tom Lendacky
2021-12-01 16:34 ` [PATCH v1 0/4] Share common features between AMD SEV / TDX guest Kirill A. Shutemov
2021-12-01 19:57 ` Tom Lendacky [this message]
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