From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8B1EB35E956; Mon, 12 Oct 2026 05:14:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791782090; cv=none; b=UaCneJiUf362mOSYhtNPaJHsIUKuWyRlhkLSwfJ9KywYCkDz+TR1SJRlHJ0KCcP5MiwHcFrMJd+HjIQoTuRqRkU6sMh3gifUCLqwqDBXODK5H5mrK2DoR4XLTt/E/VX0R80a9yoJSnFnKw8Fv/Hs/SsNKiPlFvYJO2AjlUk1LGo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791782090; c=relaxed/simple; bh=71R9SW8hqZ8Ya6Z5p9aKH2+aKZc5yLq0MHGcR0Rcx1g=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=BGHlTq8jjvIkX+JyOEE2feJ/zJ7jnFoqBb9dgDsPTzHvj4PeWJ7jJXVEBt62Xn4syVs551dW1rIxUUax60UeuK8pLCOmi+pT/ANzvfha+bEs5bglO7F2XVPHjZJbk2DHsoZHXG2GOQ/UTW8rp3kp59v4WxefE8/+cLSQM5sEHkQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=A4OE+H3S; arc=none smtp.client-ip=192.198.163.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="A4OE+H3S" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1791782088; x=1823318088; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=71R9SW8hqZ8Ya6Z5p9aKH2+aKZc5yLq0MHGcR0Rcx1g=; b=A4OE+H3Ss1rZiwDlfKBRbMNqKfP+mlO6kzw4EOzqEJZjFWKcEbCBc6Yz HNNPOHuPwIh4jAPISssfgYWE93qS0iy+PXOEtXezS3go/Epf5PQ65OqXY DZ8xHsoBNko4PVMco6PkIvX5rKPHW1hc4k9oNYpJVtrHx7BI2xqO8UuBv hn+C8szi1KTlbN2eBb2KRJPaFnpmfS/uWetvLkhpEDV5VLLyJ5Gf2Mfhc H91WlYUKBDDuUEZ+fj4Dwfhc+9ixiV9IF58rZOojVSHZ7q0jKvlaM8K10 wCqv2DryOVej2juPPrFakL4f2E52I/oSf64Hswb0clmyLIxiqxAoHZUji w==; X-CSE-ConnectionGUID: M95tfasDTqSH64DW0UPKQw== X-CSE-MsgGUID: H+NA5LIGRg2eiZzNhA6yrg== X-IronPort-AV: E=McAfee;i="6800,10657,11932"; a="473930" X-IronPort-AV: E=Sophos;i="6.27,153,1787036400"; d="scan'208";a="473930" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Oct 2026 22:14:47 -0700 X-CSE-ConnectionGUID: xAWrWkcbTWKejez9zAMjPw== X-CSE-MsgGUID: stcO3pRjRjO20dFnz3fxQw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,153,1787036400"; d="scan'208";a="737318" Received: from unknown (HELO [10.238.3.65]) ([10.238.3.65]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Oct 2026 22:14:42 -0700 Message-ID: <011d148a-4646-4703-b934-aa7ce573070e@intel.com> Date: Mon, 12 Oct 2026 13:14:40 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v15 18/23] KVM: selftests: Add helpers to init TDX memory and finalize VM To: Lisa Wang , Andrew Jones , Ackerley Tng , Binbin Wu , Chao Gao , Chenyi Qiang , Dave Hansen , Erdem Aktas , Ira Weiny , Isaku Yamahata , Kiryl Shutsemau , linux-kselftest@vger.kernel.org, Paolo Bonzini , "Pratik R. Sampat" , Reinette Chatre , Rick Edgecombe , Roger Wang , Ryan Afranji , Sagi Shahar , Sean Christopherson , Shuah Khan , Oliver Upton Cc: Jeremiah McReynolds , kvm@vger.kernel.org, linux-coco@lists.linux.dev, linux-kernel@vger.kernel.org, x86@kernel.org References: <20261001-tdx-selftests-v15-0-7c62a5d8a992@google.com> <20261001-tdx-selftests-v15-18-7c62a5d8a992@google.com> Content-Language: en-US From: Xiaoyao Li In-Reply-To: <20261001-tdx-selftests-v15-18-7c62a5d8a992@google.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 10/2/2026 3:37 AM, Lisa Wang wrote: > From: Ackerley Tng > > TDX protected memory needs to be measured and encrypted before it can be > used by the guest. Traverse the VM's memory regions and initialize all > the protected ranges by calling KVM_TDX_INIT_MEM_REGION. > > Once all the memory is initialized, the VM can be finalized by calling > KVM_TDX_FINALIZE_VM. > > Co-developed-by: Erdem Aktas > Signed-off-by: Erdem Aktas > Co-developed-by: Sagi Shahar > Signed-off-by: Sagi Shahar > Co-developed-by: Lisa Wang > Signed-off-by: Lisa Wang > Signed-off-by: Ackerley Tng > Reviewed-by: Binbin Wu > Reviewed-by: Ira Weiny Reviewed-by: Xiaoyao Li