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X-CSE-ConnectionGUID: pUhCSPQ8S+2/ey9qf9owzQ== X-CSE-MsgGUID: hXQwfseIROG6RnJ54OJwaA== X-IronPort-AV: E=McAfee;i="6800,10657,11720"; a="73709594" X-IronPort-AV: E=Sophos;i="6.23,103,1770624000"; d="scan'208";a="73709594" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Mar 2026 10:54:35 -0800 X-CSE-ConnectionGUID: k/Vmz9OdQhuGsob8DJ3YWw== X-CSE-MsgGUID: YFqCi1nCS9eJRtxWjuXJ3Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,103,1770624000"; d="scan'208";a="218018748" Received: from gabaabhi-mobl2.amr.corp.intel.com (HELO [10.125.109.20]) ([10.125.109.20]) by orviesa010-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Mar 2026 10:54:34 -0800 Message-ID: <00406192-932a-4cce-a579-48fe18b9f777@intel.com> Date: Thu, 5 Mar 2026 10:54:42 -0800 Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 00/16] KVM: x86/tdx: Have TDX handle VMXON during bringup To: dan.j.williams@intel.com, Sean Christopherson , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, Kiryl Shutsemau , Peter Zijlstra , Arnaldo Carvalho de Melo , Namhyung Kim , Paolo Bonzini Cc: linux-kernel@vger.kernel.org, linux-coco@lists.linux.dev, kvm@vger.kernel.org, linux-perf-users@vger.kernel.org, Chao Gao , Xu Yilun References: <20260214012702.2368778-1-seanjc@google.com> <177272960351.1566277.2741684808536756847.b4-ty@google.com> <69a9d0645bc31_6423c1006@dwillia2-mobl4.notmuch> Content-Language: en-US From: Dave Hansen Autocrypt: addr=dave.hansen@intel.com; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 3/5/26 10:50, dan.j.williams@intel.com wrote: > My proposal, unless you or Dave holler, is to take the first round of > TDX Connect enabling through the tsm.git tree with acks. This round does > not have kvm entanglements, i.e. IOMMU coordination and device > assignment come later. It also does not have much in the way of core x86 > entanglements beyond new seamcall exports. Sounds sane to me.