From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 148B5C369D1 for ; Fri, 25 Apr 2025 07:47:10 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1u8DlP-0005QC-SC; Fri, 25 Apr 2025 03:46:23 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1u8DlN-0005PG-DD for qemu-devel@nongnu.org; Fri, 25 Apr 2025 03:46:22 -0400 Received: from mgamail.intel.com ([198.175.65.21]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1u8DlK-0004YZ-19 for qemu-devel@nongnu.org; Fri, 25 Apr 2025 03:46:21 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1745567178; x=1777103178; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=4mZRmJVx+XVyCH/bdyS3TfV2zCh3V/UMRqrDdsKYcnc=; b=ho08yuimG6DC7Kc6eUGQL6yN9TMGx0/PehdXah1SffDzpsGq8QaNZCHs 6M9XuALxNNX/ay7LwMODShIuHrpv2VKSqEvAZQG9CPFvi8gJeVSCCF72+ HR/hbwiayreIB6dONPs7yCujMyF3IG3PxmSLvYU4Pa5wE7XVaZUconI7D ea8So9mprTb1JVsGGxkwmPwWVJ+C+zBIZCvdYRcB93cQZHc+KJOyvPBmB XotUn++6uzEjLjyHKFlZN4o9jLzgzhE/ImElJIJVvHdhcUBbbS1fqi9Ub Go0aVQRNs4cv/MrYJNb+OROAa0o68rt8XDNNlIOLKvyoGwOWCxPhLd3a+ w==; X-CSE-ConnectionGUID: k2LBF18zT4mYm0JWCZs3NQ== X-CSE-MsgGUID: L9nWJkX7Q/WIOj/gQGkScQ== X-IronPort-AV: E=McAfee;i="6700,10204,11413"; a="47133260" X-IronPort-AV: E=Sophos;i="6.15,238,1739865600"; d="scan'208";a="47133260" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Apr 2025 00:46:14 -0700 X-CSE-ConnectionGUID: a/Ely33TRu6tK+A1D1CKDQ== X-CSE-MsgGUID: JoPRMRv0SXWC7OiW+Ypvjw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,238,1739865600"; d="scan'208";a="132829709" Received: from liuzhao-optiplex-7080.sh.intel.com (HELO localhost) ([10.239.160.39]) by fmviesa007.fm.intel.com with ESMTP; 25 Apr 2025 00:46:12 -0700 Date: Fri, 25 Apr 2025 16:07:08 +0800 From: Zhao Liu To: Xiaoyao Li Cc: Paolo Bonzini , Daniel =?iso-8859-1?Q?P=2E_Berrang=E9?= , "Michael S. Tsirkin" , Markus Armbruster , Francesco Lavra , Marcelo Tosatti , qemu-devel@nongnu.org, Philippe =?iso-8859-1?Q?Mathieu-Daud=E9?= , Rick Edgecombe Subject: Re: [PATCH v8 24/55] i386/tdx: Add TDVF memory via KVM_TDX_INIT_MEM_REGION Message-ID: References: <20250401130205.2198253-1-xiaoyao.li@intel.com> <20250401130205.2198253-25-xiaoyao.li@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250401130205.2198253-25-xiaoyao.li@intel.com> Received-SPF: pass client-ip=198.175.65.21; envelope-from=zhao1.liu@intel.com; helo=mgamail.intel.com X-Spam_score_int: -51 X-Spam_score: -5.2 X-Spam_bar: ----- X-Spam_report: (-5.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.84, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Tue, Apr 01, 2025 at 09:01:34AM -0400, Xiaoyao Li wrote: > Date: Tue, 1 Apr 2025 09:01:34 -0400 > From: Xiaoyao Li > Subject: [PATCH v8 24/55] i386/tdx: Add TDVF memory via > KVM_TDX_INIT_MEM_REGION > X-Mailer: git-send-email 2.34.1 > > From: Isaku Yamahata > > TDVF firmware (CODE and VARS) needs to be copied to TD's private > memory via KVM_TDX_INIT_MEM_REGION, as well as TD HOB and TEMP memory. > > If the TDVF section has TDVF_SECTION_ATTRIBUTES_MR_EXTEND set in the > flag, calling KVM_TDX_EXTEND_MEMORY to extend the measurement. > > After populating the TDVF memory, the original image located in shared > ramblock can be discarded. > > Signed-off-by: Isaku Yamahata > Signed-off-by: Xiaoyao Li > Acked-by: Gerd Hoffmann > --- > Changes in v6: > - switch back to use KVM_TDX_INIT_MEM_REGION according to KVM's change; > --- > target/i386/kvm/tdx.c | 42 ++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 42 insertions(+) Reviewed-by: Zhao Liu