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[219.100.37.240]) by smtp.gmail.com with ESMTPSA id t1sm1557398pjo.33.2021.05.20.02.32.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 May 2021 02:32:06 -0700 (PDT) Date: Thu, 20 May 2021 02:31:55 -0700 From: Isaku Yamahata To: Connor Kuehl Cc: isaku.yamahata@intel.com, Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H . Peter Anvin" , Paolo Bonzini , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , x86@kernel.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, isaku.yamahata@gmail.com Subject: Re: [RFC PATCH 00/67] KVM: X86: TDX support Message-ID: <20210520093155.GA3602295@private.email.ne.jp> References: <3edc0fb2-d552-88df-eead-9e2b80e79be4@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3edc0fb2-d552-88df-eead-9e2b80e79be4@redhat.com> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Wed, May 19, 2021 at 11:37:23AM -0500, Connor Kuehl wrote: > On 11/16/20 12:25 PM, isaku.yamahata@intel.com wrote: > > From: Isaku Yamahata > > > > * What's TDX? > > TDX stands for Trust Domain Extensions which isolates VMs from > > the virtual-machine manager (VMM)/hypervisor and any other software on > > the platform. [1] > > For details, the specifications, [2], [3], [4], [5], [6], [7], are > > available. > > > > > > * The goal of this RFC patch > > The purpose of this post is to get feedback early on high level design > > issue of KVM enhancement for TDX. The detailed coding (variable naming > > etc) is not cared of. This patch series is incomplete (not working). > > Although multiple software components, not only KVM but also QEMU, > > guest Linux and virtual bios, need to be updated, this includes only > > KVM VMM part. For those who are curious to changes to other > > component, there are public repositories at github. [8], [9] > > Hi, > > I'm planning on reading through this patch set; but before I do, since > it's been several months and it's a non-trivially sized series, I just > wanted to confirm that this is the latest revision of the RFC that > you'd like comments on. Or, if there's a more recent series that I've > missed, I would be grateful for a pointer to it. Hi. I'm planning to post rebased/updated v2 soon. Hopefully next week. So please wait for it. It will include non-trivial change and catch up for the updated spec. Thanks, -- Isaku Yamahata