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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 76DA6C61DA4 for ; Sat, 18 Mar 2023 08:34:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229986AbjCRIez (ORCPT ); Sat, 18 Mar 2023 04:34:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37792 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229977AbjCRIex (ORCPT ); Sat, 18 Mar 2023 04:34:53 -0400 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4E8408090B; Sat, 18 Mar 2023 01:34:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1679128490; x=1710664490; h=message-id:date:mime-version:cc:subject:to:references: from:in-reply-to:content-transfer-encoding; bh=cF6OACTGETpdCpNE9ogXPkHWW2QM4YLy7vWuh9G3Jv0=; b=R+nAQOk2jLT9gccjhN7yg2x7iD5z50sKuBS5sK46DlWwuGKjuB9RGXS2 eioh5QPnzDar1D/DbiBt6u7yCF8yqC0EUwTbsrlG6nZtgN9B5ZLsrBwJr gar0CYLuB2sCNjovo7vj7UfCoOrQx9MjKz4qfhTFstbRdQ0xhrOoPvPn1 m4NZnApY0FbnCMOu7sYrEMh17NP5qnfDRUaFHew084+Zb5RE2tQgMYokF Mjm1cwKafsXYkTFECBZv0GoNn5GRDpCLbCqICITuSgasBonhNXoxRtQmm bGorkQ4IL+sFMCc9TxAxgk+It4RmekbVXWPiwJLzbDkyKRY8RLNAMGtfG Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10652"; a="424693792" X-IronPort-AV: E=Sophos;i="5.98,271,1673942400"; d="scan'208";a="424693792" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Mar 2023 01:34:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10652"; a="769637754" X-IronPort-AV: E=Sophos;i="5.98,271,1673942400"; d="scan'208";a="769637754" Received: from blu2-mobl.ccr.corp.intel.com (HELO [10.254.210.252]) ([10.254.210.252]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Mar 2023 01:34:45 -0700 Message-ID: <89ae04a9-bba3-c93e-c8ec-92e8afaf6316@linux.intel.com> Date: Sat, 18 Mar 2023 16:34:42 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.8.0 Cc: baolu.lu@linux.intel.com, "cohuck@redhat.com" , "eric.auger@redhat.com" , "nicolinc@nvidia.com" , "kvm@vger.kernel.org" , "mjrosato@linux.ibm.com" , "chao.p.peng@linux.intel.com" , "yi.y.sun@linux.intel.com" , "peterx@redhat.com" , "jasowang@redhat.com" , "shameerali.kolothum.thodi@huawei.com" , "lulu@redhat.com" , "suravee.suthikulpanit@amd.com" , "iommu@lists.linux.dev" , "linux-kernel@vger.kernel.org" , "linux-kselftest@vger.kernel.org" Subject: Re: [PATCH 02/12] iommu: Add nested domain support To: "Tian, Kevin" , "Liu, Yi L" , "joro@8bytes.org" , "alex.williamson@redhat.com" , "jgg@nvidia.com" , "robin.murphy@arm.com" References: <20230309080910.607396-1-yi.l.liu@intel.com> <20230309080910.607396-3-yi.l.liu@intel.com> Content-Language: en-US From: Baolu Lu In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On 2023/3/17 18:25, Tian, Kevin wrote: >> From: Liu, Yi L >> Sent: Thursday, March 9, 2023 4:09 PM >> >> From: Lu Baolu >> >> Introduce a new domain type for a user space I/O address, which is nested > > 'a ... address'? let's call it 'user I/O page table'. > Okay, sure. Best regards, baolu