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 EF90CC3ABBF for ; Tue, 6 May 2025 11:05:13 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uCG6Y-0005og-7U; Tue, 06 May 2025 07:04:54 -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 1uCG6W-0005oT-Uk for qemu-devel@nongnu.org; Tue, 06 May 2025 07:04:53 -0400 Received: from mgamail.intel.com ([198.175.65.12]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uCG6V-00076Q-AN for qemu-devel@nongnu.org; Tue, 06 May 2025 07:04:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1746529491; x=1778065491; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=aL0LxQp0JFKmjhqvlD9pqaRxZ/mjT8+7XFUc+D4wktg=; b=mGmhT1aAvmM04K8sRQHV6//ARhAbgTcdBf5D4ZFaM+yldSziXtYcdMOR v6dLfmn9aIbVoDDlH5JAgRhzdOoPdstu6MGd5L/gbXEOQLptDcnd4zEEz gjQl0+0YRjZ857eip9hhyOYEVP9LPLtsckDBfyCv4sn9oyBugsLJtcdrh kozkTQHtv469ZRtTnHgZnJj+o7q42a4lOyjFn98N1USXidvuo0o2OqfjM NE1vdlzfzZi2lwxHcYBntnM2DQfsGiT4rtLxojxGlQlueR74ai4oeUadv wqKJf0qBNzfiIjvd7/Te9Eia1kjHf+4/UYY1R/LmzCuvOJG+bi+Rlz31V Q==; X-CSE-ConnectionGUID: vqSc0TMUTVy1bRcMW8HduQ== X-CSE-MsgGUID: eRULTAY3Q26cvqPAUCSfxA== X-IronPort-AV: E=McAfee;i="6700,10204,11424"; a="59581187" X-IronPort-AV: E=Sophos;i="6.15,266,1739865600"; d="scan'208";a="59581187" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 May 2025 04:04:47 -0700 X-CSE-ConnectionGUID: kieHtg/FQU674CAb3KtNWQ== X-CSE-MsgGUID: CgwhQ70fRqKYaVCV4ZX8ig== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,266,1739865600"; d="scan'208";a="139640562" Received: from liuzhao-optiplex-7080.sh.intel.com (HELO localhost) ([10.239.160.39]) by fmviesa003.fm.intel.com with ESMTP; 06 May 2025 04:04:45 -0700 Date: Tue, 6 May 2025 19:25:45 +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 48/55] i386/tdx: Add XFD to supported bit of TDX Message-ID: References: <20250401130205.2198253-1-xiaoyao.li@intel.com> <20250401130205.2198253-49-xiaoyao.li@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250401130205.2198253-49-xiaoyao.li@intel.com> Received-SPF: pass client-ip=198.175.65.12; envelope-from=zhao1.liu@intel.com; helo=mgamail.intel.com X-Spam_score_int: -57 X-Spam_score: -5.8 X-Spam_bar: ----- X-Spam_report: (-5.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.414, 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_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_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 09:01:58AM -0400, Xiaoyao Li wrote: > Date: Tue, 1 Apr 2025 09:01:58 -0400 > From: Xiaoyao Li > Subject: [PATCH v8 48/55] i386/tdx: Add XFD to supported bit of TDX > X-Mailer: git-send-email 2.34.1 > > Just mark XFD as always supported for TDX. This simple solution relies > on the fact KVM will report XFD as 0 when it's not supported by the > hardware. > > Signed-off-by: Xiaoyao Li > --- > target/i386/cpu.h | 1 + > target/i386/kvm/tdx.c | 5 +++++ > 2 files changed, 6 insertions(+) Reviewed-by: Zhao Liu