From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by dpdk.org (Postfix) with ESMTP id 8FF1D4C8E for ; Fri, 9 Mar 2018 06:17:18 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 Mar 2018 21:17:16 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.47,443,1515484800"; d="scan'208";a="37248641" Received: from fmsmsx108.amr.corp.intel.com ([10.18.124.206]) by orsmga001.jf.intel.com with ESMTP; 08 Mar 2018 21:17:15 -0800 Received: from fmsmsx112.amr.corp.intel.com (10.18.116.6) by FMSMSX108.amr.corp.intel.com (10.18.124.206) with Microsoft SMTP Server (TLS) id 14.3.319.2; Thu, 8 Mar 2018 21:17:15 -0800 Received: from shsmsx104.ccr.corp.intel.com (10.239.4.70) by FMSMSX112.amr.corp.intel.com (10.18.116.6) with Microsoft SMTP Server (TLS) id 14.3.319.2; Thu, 8 Mar 2018 21:17:15 -0800 Received: from shsmsx101.ccr.corp.intel.com ([169.254.1.166]) by SHSMSX104.ccr.corp.intel.com ([169.254.5.226]) with mapi id 14.03.0319.002; Fri, 9 Mar 2018 13:17:12 +0800 From: "Chen, Junjie J" To: Maxime Coquelin , "yliu@fridaylinux.org" , "Tan, Jianfeng" CC: "dev@dpdk.org" Thread-Topic: [PATCH v2] doc: add driver limitation for vhost dequeue zero copy Thread-Index: AQHTr2xDQA4/XIgidkqh4iOg8yPEWaPCbUCAgAT/SkA= Date: Fri, 9 Mar 2018 05:17:11 +0000 Message-ID: References: <1519483453-12613-1-git-send-email-junjie.j.chen@intel.com> <1519723268-28723-1-git-send-email-junjie.j.chen@intel.com> <156edfa4-da00-70c8-f3e8-a034f1db5ae2@redhat.com> In-Reply-To: <156edfa4-da00-70c8-f3e8-a034f1db5ae2@redhat.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.0.0.116 dlp-reaction: no-action x-ctpclassification: CTP_NT x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiMjIxYTIwNDItYzdkNi00ZmNmLWIzM2ItMThhYTRhMTg5M2RhIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjIuNS4xOCIsIlRydXN0ZWRMYWJlbEhhc2giOiJiZFNZRnZrMVFLRVk1RzB5RUNEUmt1SVFqa3h6TG41THVpZHF5Y1A0UzlOUUNXYnU3NTA3MmNuR2lhQ284NHptIn0= x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH v2] doc: add driver limitation for vhost dequeue zero copy X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 09 Mar 2018 05:17:19 -0000 DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogTWF4aW1lIENvcXVlbGlu IFttYWlsdG86bWF4aW1lLmNvcXVlbGluQHJlZGhhdC5jb21dDQo+IFNlbnQ6IFR1ZXNkYXksIE1h cmNoIDYsIDIwMTggNDo1NyBQTQ0KPiBUbzogQ2hlbiwgSnVuamllIEogPGp1bmppZS5qLmNoZW5A aW50ZWwuY29tPjsgeWxpdUBmcmlkYXlsaW51eC5vcmc7IFRhbiwNCj4gSmlhbmZlbmcgPGppYW5m ZW5nLnRhbkBpbnRlbC5jb20+DQo+IENjOiBkZXZAZHBkay5vcmcNCj4gU3ViamVjdDogUmU6IFtQ QVRDSCB2Ml0gZG9jOiBhZGQgZHJpdmVyIGxpbWl0YXRpb24gZm9yIHZob3N0IGRlcXVldWUgemVy byBjb3B5DQo+IA0KPiANCj4gDQo+IE9uIDAyLzI3LzIwMTggMTA6MjEgQU0sIEp1bmppZSBDaGVu IHdyb3RlOg0KPiA+IEluIHZob3N0LXN3aXRjaCBleGFtcGxlLCB3aGVuIGJpbmRpbmcgbmljIHRv IHZmaW8tcGNpLCBkZXF1ZXVlIHplcm8NCj4gPiBjb3B5IGNhbm5vdCB3b3JrIGluIFZNMk5JQyBt b2RlIGR1ZSB0byBubyBpb21tdSBkbWEgbWFwcGluZyBpcyBzZXR1cA0KPiA+IGZvciBndWVzdCBt ZW1vcnkgY3VycmVudGx5Lg0KPiA+DQo+ID4gU2lnbmVkLW9mZi1ieTogSnVuamllIENoZW4gPGp1 bmppZS5qLmNoZW5AaW50ZWwuY29tPg0KPiA+IC0tLQ0KPiA+IENoYW5nZXMgaW4gVjI6DQo+ID4g ICAtIGFkZCBkb2MgaW4gdmhvc3QgbGliDQo+ID4NCj4gPiAgIGRvYy9ndWlkZXMvcHJvZ19ndWlk ZS92aG9zdF9saWIucnN0IHwgMyArKysNCj4gPiAgIGRvYy9ndWlkZXMvc2FtcGxlX2FwcF91Zy92 aG9zdC5yc3QgIHwgNSArKysrLQ0KPiA+ICAgMiBmaWxlcyBjaGFuZ2VkLCA3IGluc2VydGlvbnMo KyksIDEgZGVsZXRpb24oLSkNCj4gPg0KPiA+IGRpZmYgLS1naXQgYS9kb2MvZ3VpZGVzL3Byb2df Z3VpZGUvdmhvc3RfbGliLnJzdA0KPiA+IGIvZG9jL2d1aWRlcy9wcm9nX2d1aWRlL3Zob3N0X2xp Yi5yc3QNCj4gPiBpbmRleCAxODIyN2I2Li5iZGY3N2Q2IDEwMDY0NA0KPiA+IC0tLSBhL2RvYy9n dWlkZXMvcHJvZ19ndWlkZS92aG9zdF9saWIucnN0DQo+ID4gKysrIGIvZG9jL2d1aWRlcy9wcm9n X2d1aWRlL3Zob3N0X2xpYi5yc3QNCj4gPiBAQCAtODMsNiArODMsOSBAQCBUaGUgZm9sbG93aW5n IGlzIGFuIG92ZXJ2aWV3IG9mIHNvbWUga2V5IFZob3N0IEFQSQ0KPiBmdW5jdGlvbnM6DQo+ID4g ICAgICAgICBvZiB0aG9zZSBzZWdtZW50cywgdGh1cyB0aGUgZmV3ZXIgdGhlIHNlZ21lbnRzLCB0 aGUgcXVpY2tlciB3ZQ0KPiB3aWxsIGdldA0KPiA+ICAgICAgICAgdGhlIG1hcHBpbmcuIE5PVEU6 IHdlIG1heSBzcGVlZCBpdCBieSB1c2luZyB0cmVlIHNlYXJjaGluZyBpbg0KPiBmdXR1cmUuDQo+ ID4NCj4gPiArICAgICogemVybyBjb3B5IGRvZXMgbm90IHdvcmsgd2hlbiB1c2luZyB2ZmlvLXBj aSBkcml2ZXIgY3VycmVudGx5LCB0aGlzIGlzDQo+ID4gKyAgICAgIGJlY2F1c2Ugd2UgZG9uJ3Qg c2V0dXAgaW9tbXUgZG1hIG1hcHBpbmcgZm9yIGd1ZXN0IG1lbW9yeS4NCj4gPiArDQo+IA0KPiBJ IGd1ZXNzIHRoYXQgaXQgc2hvdWxkIHdvcmsgd2l0aCB2ZmlvLXBjaSBpbiBub2lvbW11IG1vZGU/ IE1heWJlIHdvcnRoIHRvDQo+IGNsYXJpZnkuDQpZb3UgYXJlIHJpZ2h0LCBpdCB3b3JrcyBvbiBu b2lvbW11IG1vZGUuIFVwZGF0ZWQgcGF0Y2ggYWNjb3JkaW5nbHkuIA0KPiANCj4gPiAgICAgLSBg YFJURV9WSE9TVF9VU0VSX0lPTU1VX1NVUFBPUlRgYA0KPiA+DQo+ID4gICAgICAgSU9NTVUgc3Vw cG9ydCB3aWxsIGJlIGVuYWJsZWQgd2hlbiB0aGlzIGZsYWcgaXMgc2V0LiBJdCBpcw0KPiA+IGRp c2FibGVkIGJ5IGRpZmYgLS1naXQgYS9kb2MvZ3VpZGVzL3NhbXBsZV9hcHBfdWcvdmhvc3QucnN0 DQo+ID4gYi9kb2MvZ3VpZGVzL3NhbXBsZV9hcHBfdWcvdmhvc3QucnN0DQo+ID4gaW5kZXggYTRi ZGM2YS4uODQwYzFmZCAxMDA2NDQNCj4gPiAtLS0gYS9kb2MvZ3VpZGVzL3NhbXBsZV9hcHBfdWcv dmhvc3QucnN0DQo+ID4gKysrIGIvZG9jL2d1aWRlcy9zYW1wbGVfYXBwX3VnL3Zob3N0LnJzdA0K PiA+IEBAIC0xNDcsNyArMTQ3LDEwIEBAIHJldHJpZXMgb24gYW4gUlggYnVyc3QsIGl0IHRha2Vz IGVmZmVjdCBvbmx5IHdoZW4gcngNCj4gcmV0cnkgaXMgZW5hYmxlZC4gVGhlDQo+ID4gICBkZWZh dWx0IHZhbHVlIGlzIDE1Lg0KPiA+DQo+ID4gICAqKi0tZGVxdWV1ZS16ZXJvLWNvcHkqKg0KPiA+ IC1EZXF1ZXVlIHplcm8gY29weSB3aWxsIGJlIGVuYWJsZWQgd2hlbiB0aGlzIG9wdGlvbiBpcyBn aXZlbi4NCj4gPiArRGVxdWV1ZSB6ZXJvIGNvcHkgd2lsbCBiZSBlbmFibGVkIHdoZW4gdGhpcyBv cHRpb24gaXMgZ2l2ZW4sIGl0IGlzDQo+ID4gK3dvcnRoIHRvIG5vdGUgdGhhdCBpZiBOSUMgaXMg YmluZGVkIHRvIHZmaW8tcGNpIGRyaXZlciwgZGVxdWV1ZSB6ZXJvDQo+ID4gK2NvcHkgY2Fubm90 IHdvcmsgYXQgVk0yTklDIG1vZGUgKHZtMnZtPTApIGR1ZSB0byBjdXJyZW50bHkgd2UgZG9uJ3QN Cj4gPiArc2V0dXAgaW9tbXUgZG1hIG1hcHBpbmcgZm9yIGd1ZXN0IG1lbW9yeS4NCj4gPg0KPiA+ ICAgKiotLXZsYW4tc3RyaXAgMHwxKioNCj4gPiAgIFZMQU4gc3RyaXAgb3B0aW9uIGlzIHJlbW92 ZWQsIGJlY2F1c2UgZGlmZmVyZW50IE5JQ3MgaGF2ZSBkaWZmZXJlbnQNCj4gPiBiZWhhdmlvcnMN Cj4gPg0K