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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 EF96BC74A42 for ; Thu, 11 Jul 2019 06:22:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D256421537 for ; Thu, 11 Jul 2019 06:22:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728045AbfGKGWf (ORCPT ); Thu, 11 Jul 2019 02:22:35 -0400 Received: from mga09.intel.com ([134.134.136.24]:41864 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725963AbfGKGWf (ORCPT ); Thu, 11 Jul 2019 02:22:35 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 10 Jul 2019 23:22:34 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,476,1557212400"; d="scan'208";a="249688252" Received: from fmsmsx107.amr.corp.intel.com ([10.18.124.205]) by orsmga001.jf.intel.com with ESMTP; 10 Jul 2019 23:22:34 -0700 Received: from shsmsx102.ccr.corp.intel.com (10.239.4.154) by fmsmsx107.amr.corp.intel.com (10.18.124.205) with Microsoft SMTP Server (TLS) id 14.3.439.0; Wed, 10 Jul 2019 23:22:33 -0700 Received: from shsmsx104.ccr.corp.intel.com ([169.254.5.110]) by shsmsx102.ccr.corp.intel.com ([169.254.2.3]) with mapi id 14.03.0439.000; Thu, 11 Jul 2019 14:22:25 +0800 From: "Liu, Yi L" To: Peter Xu CC: "qemu-devel@nongnu.org" , "mst@redhat.com" , "pbonzini@redhat.com" , "alex.williamson@redhat.com" , "eric.auger@redhat.com" , "david@gibson.dropbear.id.au" , "Tian, Kevin" , "Tian, Jun J" , "Sun, Yi Y" , "kvm@vger.kernel.org" , Jacob Pan , Yi Sun Subject: RE: [RFC v1 09/18] intel_iommu: process pasid cache invalidation Thread-Topic: [RFC v1 09/18] intel_iommu: process pasid cache invalidation Thread-Index: AQHVM+ypbPCEP53jKkOJyUhyWGWM7abBNOaAgAPE2+A= Date: Thu, 11 Jul 2019 06:22:25 +0000 Message-ID: References: <1562324511-2910-1-git-send-email-yi.l.liu@intel.com> <1562324511-2910-10-git-send-email-yi.l.liu@intel.com> <20190709044737.GE5178@xz-x1> In-Reply-To: <20190709044737.GE5178@xz-x1> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.0.600.7 dlp-reaction: no-action x-ctpclassification: CTP_NT x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiZTUzZTQwNzEtNTEyNC00ZmJhLTgzYjgtZWU5MzFhMzIwZWY2IiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiTUgxTFhwNE15Y3FwYVQ3cjM1NWhicWZRcDFyT05ia1JjdzhLTUN6MVd4eFBBN1BpRmhaaWpoUDlyalF5WjNpaiJ9 x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org PiBGcm9tOiBQZXRlciBYdSBbbWFpbHRvOnpoZXh1QHJlZGhhdC5jb21dDQo+IFNlbnQ6IFR1ZXNk YXksIEp1bHkgOSwgMjAxOSAxMjo0OCBQTQ0KPiBUbzogTGl1LCBZaSBMIDx5aS5sLmxpdUBpbnRl bC5jb20+DQo+IENjOiBxZW11LWRldmVsQG5vbmdudS5vcmc7IG1zdEByZWRoYXQuY29tOyBwYm9u emluaUByZWRoYXQuY29tOw0KPiBhbGV4LndpbGxpYW1zb25AcmVkaGF0LmNvbTsgZXJpYy5hdWdl ckByZWRoYXQuY29tOw0KPiBkYXZpZEBnaWJzb24uZHJvcGJlYXIuaWQuYXU7IHRpYW55dS5sYW5A aW50ZWwuY29tOyBUaWFuLCBLZXZpbg0KPiA8a2V2aW4udGlhbkBpbnRlbC5jb20+OyBUaWFuLCBK dW4gSiA8anVuLmoudGlhbkBpbnRlbC5jb20+OyBTdW4sIFlpIFkNCj4gPHlpLnkuc3VuQGludGVs LmNvbT47IGt2bUB2Z2VyLmtlcm5lbC5vcmc7IEphY29iIFBhbg0KPiA8amFjb2IuanVuLnBhbkBs aW51eC5pbnRlbC5jb20+OyBZaSBTdW4gPHlpLnkuc3VuQGxpbnV4LmludGVsLmNvbT4NCj4gU3Vi amVjdDogUmU6IFtSRkMgdjEgMDkvMThdIGludGVsX2lvbW11OiBwcm9jZXNzIHBhc2lkIGNhY2hl IGludmFsaWRhdGlvbg0KPiANCj4gT24gRnJpLCBKdWwgMDUsIDIwMTkgYXQgMDc6MDE6NDJQTSAr MDgwMCwgTGl1IFlpIEwgd3JvdGU6DQo+ID4gK3N0YXRpYyBib29sIHZ0ZF9wcm9jZXNzX3Bhc2lk X2Rlc2MoSW50ZWxJT01NVVN0YXRlICpzLA0KPiA+ICsgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgIFZUREludkRlc2MgKmludl9kZXNjKSB7DQo+ID4gKyAgICBpZiAoKGludl9kZXNj LT52YWxbMF0gJiBWVERfSU5WX0RFU0NfUEFTSURDX1JTVkRfVkFMMCkgfHwNCj4gPiArICAgICAg ICAoaW52X2Rlc2MtPnZhbFsxXSAmIFZURF9JTlZfREVTQ19QQVNJRENfUlNWRF9WQUwxKSB8fA0K PiA+ICsgICAgICAgIChpbnZfZGVzYy0+dmFsWzJdICYgVlREX0lOVl9ERVNDX1BBU0lEQ19SU1ZE X1ZBTDIpIHx8DQo+ID4gKyAgICAgICAgKGludl9kZXNjLT52YWxbM10gJiBWVERfSU5WX0RFU0Nf UEFTSURDX1JTVkRfVkFMMykpIHsNCj4gPiArICAgICAgICB0cmFjZV92dGRfaW52X2Rlc2MoIm5v bi16ZXJvLWZpZWxkLWluLXBjX2ludl9kZXNjIiwNCj4gPiArICAgICAgICAgICAgICAgICAgICAg ICAgICAgIGludl9kZXNjLT52YWxbMV0sIGludl9kZXNjLT52YWxbMF0pOw0KPiANCj4gVGhlIGZp cnN0IHBhcmFtZXRlciBvZiB0cmFjZV92dGRfaW52X2Rlc2MoKSBzaG91bGQgYmUgdGhlIHR5cGUu DQo+IA0KPiBDYW4gdXNlIGVycm9yX3JlcG9ydF9vbmNlKCkgaGVyZS4NCg0KSSB0aGluayBzbywg bGV0IG1lIHN3aXRjaCB0byB1c2UgaXQgaW4gbmV4dCB2ZXJzaW9uLg0KDQo+ID4gKyAgICAgICAg cmV0dXJuIGZhbHNlOw0KPiA+ICsgICAgfQ0KPiA+ICsNCj4gPiArICAgIHN3aXRjaCAoaW52X2Rl c2MtPnZhbFswXSAmIFZURF9JTlZfREVTQ19QQVNJRENfRykgew0KPiA+ICsgICAgY2FzZSBWVERf SU5WX0RFU0NfUEFTSURDX0RTSToNCj4gPiArICAgICAgICBicmVhazsNCj4gPiArDQo+ID4gKyAg ICBjYXNlIFZURF9JTlZfREVTQ19QQVNJRENfUEFTSURfU0k6DQo+ID4gKyAgICAgICAgYnJlYWs7 DQo+ID4gKw0KPiA+ICsgICAgY2FzZSBWVERfSU5WX0RFU0NfUEFTSURDX0dMT0JBTDoNCj4gPiAr ICAgICAgICBicmVhazsNCj4gPiArDQo+ID4gKyAgICBkZWZhdWx0Og0KPiA+ICsgICAgICAgIHRy YWNlX3Z0ZF9pbnZfZGVzYygiaW52YWxpZC1pbnYtZ3JhbnUtaW4tcGNfaW52X2Rlc2MiLA0KPiA+ ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgaW52X2Rlc2MtPnZhbFsxXSwgaW52X2Rlc2Mt PnZhbFswXSk7DQo+IA0KPiBIZXJlIHRvby4NCg0KR290IGl0Lg0KDQpUaGFua3MsDQpZaSBMaXUN Cg0KPiA+ICsgICAgICAgIHJldHVybiBmYWxzZTsNCj4gPiArICAgIH0NCj4gPiArDQo+ID4gKyAg ICByZXR1cm4gdHJ1ZTsNCj4gPiArfQ0KPiANCj4gUmVnYXJkcywNCj4gDQo+IC0tDQo+IFBldGVy IFh1DQo=