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 X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 74D1CC5DF62 for ; Wed, 6 Nov 2019 08:15:05 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 3F68B206A3 for ; Wed, 6 Nov 2019 08:15:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3F68B206A3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:53606 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iSGT2-0002Sh-DK for qemu-devel@archiver.kernel.org; Wed, 06 Nov 2019 03:15:04 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:39545) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iSGSP-00021c-AG for qemu-devel@nongnu.org; Wed, 06 Nov 2019 03:14:26 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iSGSO-0001Xg-8M for qemu-devel@nongnu.org; Wed, 06 Nov 2019 03:14:25 -0500 Received: from mga05.intel.com ([192.55.52.43]:41748) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iSGSO-0001X3-0W for qemu-devel@nongnu.org; Wed, 06 Nov 2019 03:14:24 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 06 Nov 2019 00:14:22 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.68,274,1569308400"; d="scan'208";a="205252047" Received: from fmsmsx105.amr.corp.intel.com ([10.18.124.203]) by orsmga003.jf.intel.com with ESMTP; 06 Nov 2019 00:14:21 -0800 Received: from shsmsx101.ccr.corp.intel.com (10.239.4.153) by FMSMSX105.amr.corp.intel.com (10.18.124.203) with Microsoft SMTP Server (TLS) id 14.3.439.0; Wed, 6 Nov 2019 00:14:21 -0800 Received: from shsmsx104.ccr.corp.intel.com ([169.254.5.127]) by SHSMSX101.ccr.corp.intel.com ([169.254.1.213]) with mapi id 14.03.0439.000; Wed, 6 Nov 2019 16:14:19 +0800 From: "Liu, Yi L" To: Peter Xu Subject: RE: [RFC v2 12/22] intel_iommu: add present bit check for pasid table entries Thread-Topic: [RFC v2 12/22] intel_iommu: add present bit check for pasid table entries Thread-Index: AQHVims04dTSFqLNz0S2LC9QARGUe6d3mAmAgAZHUHA= Date: Wed, 6 Nov 2019 08:14:19 +0000 Message-ID: References: <1571920483-3382-1-git-send-email-yi.l.liu@intel.com> <1571920483-3382-13-git-send-email-yi.l.liu@intel.com> <20191102162051.GB26023@xz-x1.metropole.lan> In-Reply-To: <20191102162051.GB26023@xz-x1.metropole.lan> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.2.0.6 dlp-reaction: no-action x-ctpclassification: CTP_NT x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiZDc2MDg5Y2YtNzU4NS00ODBhLTg1YTQtZWI4YWNjYmYyOWJjIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiTTJHSTJRMlNZWmczaEdRbml4NEpMNUdqS0c4ZHUwZjdxWUpwcXZBaE1lUWtTVE9LQzhSWHhIeW1sY1NGTzBCQSJ9 x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.55.52.43 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Tian, Kevin" , "jacob.jun.pan@linux.intel.com" , Yi Sun , "kvm@vger.kernel.org" , "mst@redhat.com" , "Tian, Jun J" , "qemu-devel@nongnu.org" , "eric.auger@redhat.com" , "alex.williamson@redhat.com" , "pbonzini@redhat.com" , "Sun, Yi Y" , "david@gibson.dropbear.id.au" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" PiBGcm9tOiBQZXRlciBYdSBbbWFpbHRvOnBldGVyeEByZWRoYXQuY29tXQ0KPiBTZW50OiBTdW5k YXksIE5vdmVtYmVyIDMsIDIwMTkgMTI6MjEgQU0NCj4gVG86IExpdSwgWWkgTCA8eWkubC5saXVA aW50ZWwuY29tPg0KPiBTdWJqZWN0OiBSZTogW1JGQyB2MiAxMi8yMl0gaW50ZWxfaW9tbXU6IGFk ZCBwcmVzZW50IGJpdCBjaGVjayBmb3IgcGFzaWQgdGFibGUNCj4gZW50cmllcw0KPiANCj4gT24g VGh1LCBPY3QgMjQsIDIwMTkgYXQgMDg6MzQ6MzNBTSAtMDQwMCwgTGl1IFlpIEwgd3JvdGU6DQo+ ID4gVGhlIHByZXNlbnQgYml0IGNoZWNrIGZvciBwYXNpZCBlbnRyeSAocGUpIGFuZCBwYXNpZCBk aXJlY3RvcnkgZW50cnkNCj4gPiAocGRpcmUpIHdlcmUgbWlzc2VkIGluIHByZXZpb3VzIGNvbW1p dHMgYXMgZnBkIGJpdCBjaGVjayBkb2Vzbid0DQo+ID4gcmVxdWlyZSBwcmVzZW50IGJpdCBhcyAi U2V0Ii4gVGhpcyBwYXRjaCBhZGRzIHRoZSBwcmVzZW50IGJpdCBjaGVjaw0KPiA+IGZvciBjYWxs ZXJzIHdoaWNoIHdhbnRzIHRvIGdldCBhIHZhbGlkIHBlL3BkaXJlLg0KPiA+DQo+ID4gQ2M6IEtl dmluIFRpYW4gPGtldmluLnRpYW5AaW50ZWwuY29tPg0KPiA+IENjOiBKYWNvYiBQYW4gPGphY29i Lmp1bi5wYW5AbGludXguaW50ZWwuY29tPg0KPiA+IENjOiBQZXRlciBYdSA8cGV0ZXJ4QHJlZGhh dC5jb20+DQo+ID4gQ2M6IFlpIFN1biA8eWkueS5zdW5AbGludXguaW50ZWwuY29tPg0KPiA+IFNp Z25lZC1vZmYtYnk6IExpdSBZaSBMIDx5aS5sLmxpdUBpbnRlbC5jb20+DQo+IA0KPiBSZXZpZXdl ZC1ieTogUGV0ZXIgWHUgPHBldGVyeEByZWRoYXQuY29tPg0KDQpUaGFua3MgZm9yIHRoZSByZXZp ZXcuDQoNClJlZ2FyZHMsDQpZaSBMaXUNCg==