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 7349FC3ABA9 for ; Tue, 29 Apr 2025 09:52:12 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1u9hd0-0007fK-Da; Tue, 29 Apr 2025 05:51:50 -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 1u9hcy-0007ep-UT for qemu-devel@nongnu.org; Tue, 29 Apr 2025 05:51:48 -0400 Received: from mgamail.intel.com ([198.175.65.11]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1u9hcx-0001IO-9G for qemu-devel@nongnu.org; Tue, 29 Apr 2025 05:51:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1745920307; x=1777456307; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=tGU38TRg07K/Mv43zK/ICJjv0cU0Nf3qQm21pikXjEQ=; b=PEhS+++nFCqQe/bSm6MEshjwTZPciN1LrjApMd9qaRPlt2jGZiDtEicN SICceLBVzinMOjB9PoCu1ox1AEyRbqMXhUHuEMSmqYrbkAP7PBydeiL27 FZGA0XVQh4fRJ+487lb3XzPr3d71NEmmhmuoTAVzJlqucQqcXEJ+8ScHx EHjTm3wyayVCxkARkWtr0SyRwRj6hd5ziXm4YoFdmoo2O8uSTLBAbLu9a Q+R/ewnI+f4I2Y3vAV5aMinNSRougZSLLycUcUldcAhiLVrHfkjzp3fY2 AsSCT4KX0m6or+rdQ/suYJwvDmakGvTrz6sAIh5+a63IKxr1OD5v2ue2y A==; X-CSE-ConnectionGUID: s+tS25ouT5+o3iLKH/Dirg== X-CSE-MsgGUID: b5qHphmzRVOVLQkaFOYNVg== X-IronPort-AV: E=McAfee;i="6700,10204,11417"; a="57732697" X-IronPort-AV: E=Sophos;i="6.15,248,1739865600"; d="scan'208";a="57732697" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Apr 2025 02:51:45 -0700 X-CSE-ConnectionGUID: 72qf1D+RRFiaKmOQ4wvoSg== X-CSE-MsgGUID: YQ5dcPU0RBG2MXgqhaMizg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,248,1739865600"; d="scan'208";a="133661221" Received: from liuzhao-optiplex-7080.sh.intel.com (HELO localhost) ([10.239.160.39]) by fmviesa006.fm.intel.com with ESMTP; 29 Apr 2025 02:51:43 -0700 Date: Tue, 29 Apr 2025 18:12:40 +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 35/55] i386/tdx: Set kvm_readonly_mem_enabled to false for TDX VM Message-ID: References: <20250401130205.2198253-1-xiaoyao.li@intel.com> <20250401130205.2198253-36-xiaoyao.li@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250401130205.2198253-36-xiaoyao.li@intel.com> Received-SPF: pass client-ip=198.175.65.11; envelope-from=zhao1.liu@intel.com; helo=mgamail.intel.com X-Spam_score_int: -48 X-Spam_score: -4.9 X-Spam_bar: ---- X-Spam_report: (-4.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.484, 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 09:01:45AM -0400, Xiaoyao Li wrote: > Date: Tue, 1 Apr 2025 09:01:45 -0400 > From: Xiaoyao Li > Subject: [PATCH v8 35/55] i386/tdx: Set kvm_readonly_mem_enabled to false > for TDX VM > X-Mailer: git-send-email 2.34.1 > > TDX only supports readonly for shared memory but not for private memory. > > In the view of QEMU, it has no idea whether a memslot is used as shared > memory of private. Thus just mark kvm_readonly_mem_enabled to false to > TDX VM for simplicity. > > Signed-off-by: Xiaoyao Li > Acked-by: Gerd Hoffmann > --- > target/i386/kvm/tdx.c | 9 +++++++++ > 1 file changed, 9 insertions(+) Reviewed-by: Zhao Liu