From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id 128697CEF for ; Tue, 23 Jan 2018 12:49:16 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 23 Jan 2018 03:49:16 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.46,401,1511856000"; d="scan'208";a="12506442" Received: from fmsmsx106.amr.corp.intel.com ([10.18.124.204]) by fmsmga008.fm.intel.com with ESMTP; 23 Jan 2018 03:49:15 -0800 Received: from fmsmsx125.amr.corp.intel.com (10.18.125.40) by FMSMSX106.amr.corp.intel.com (10.18.124.204) with Microsoft SMTP Server (TLS) id 14.3.319.2; Tue, 23 Jan 2018 03:49:15 -0800 Received: from shsmsx151.ccr.corp.intel.com (10.239.6.50) by FMSMSX125.amr.corp.intel.com (10.18.125.40) with Microsoft SMTP Server (TLS) id 14.3.319.2; Tue, 23 Jan 2018 03:49:15 -0800 Received: from shsmsx101.ccr.corp.intel.com ([169.254.1.159]) by SHSMSX151.ccr.corp.intel.com ([169.254.3.218]) with mapi id 14.03.0319.002; Tue, 23 Jan 2018 19:49:13 +0800 From: "Chen, Junjie J" To: "Loftus, Ciara" , liyang07 CC: "dev@dpdk.org" , "dev@openvswitch.org" Thread-Topic: [dpdk-dev] About : Enable optional dequeue zero copy for vHost User Thread-Index: AQHTj3+xicCwFx4QTUKZoNlLfWB3faOBTpPggAAR8LA= Date: Tue, 23 Jan 2018 11:49:12 +0000 Message-ID: References: <74F120C019F4A64C9B78E802F6AD4CC278E853FF@IRSMSX106.ger.corp.intel.com> In-Reply-To: <74F120C019F4A64C9B78E802F6AD4CC278E853FF@IRSMSX106.ger.corp.intel.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: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiZjM4MTZkZTgtY2UyNC00ZDBhLTgzZjgtYWNjYzY3OTE3YjU5IiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjIuNS4xOCIsIlRydXN0ZWRMYWJlbEhhc2giOiJ0Tmt5UHBjd2dzV1RGUnJmcThkOTB5VlFaQXdicjkxRExjXC9Vb3JZUThUYVhJS09UTjBOQUVLV3JJYkZnSlwvTUIifQ== 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] About : Enable optional dequeue zero copy for vHost User 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: Tue, 23 Jan 2018 11:49:17 -0000 SGkNCldoaWNoIHZlcnNpb24gb2YgZHBkayB5b3UgYXJlIHVzaW5nPyBJIGhhdmUgc29tZSBmaXhl cyBmb3IgZGVxdWV1ZSB6ZXJvIGNvcHkgYW5kIG5vdyBpbiAxOC4wMi1yYzEsIHlvdSBjYW4gdHJ5 IDE4LjAyLXIxLg0KDQpDaGVlcnMNCkpKDQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0N Cj4gRnJvbTogZGV2IFttYWlsdG86ZGV2LWJvdW5jZXNAZHBkay5vcmddIE9uIEJlaGFsZiBPZiBM b2Z0dXMsIENpYXJhDQo+IFNlbnQ6IFR1ZXNkYXksIEphbnVhcnkgMjMsIDIwMTggNjo0NiBQTQ0K PiBUbzogbGl5YW5nMDcgPGxpeWFuZzA3QGNvcnAubmV0ZWFzZS5jb20+DQo+IENjOiBkZXZAZHBk ay5vcmc7IGRldkBvcGVudnN3aXRjaC5vcmcNCj4gU3ViamVjdDogUmU6IFtkcGRrLWRldl0gQWJv dXQgOiBFbmFibGUgb3B0aW9uYWwgZGVxdWV1ZSB6ZXJvIGNvcHkgZm9yIHZIb3N0DQo+IFVzZXIN Cj4gDQo+IEhpLA0KPiANCj4gRm9yIHRoZSBtZWFudGltZSB0aGlzIGZlYXR1cmUgaXMgcHJvcG9z ZWQgYXMg4oCYZXhwZXJpbWVudGFs4oCZIGZvciBPVlMgRFBESy4NCj4gVW5sZXNzIHlvdSBhcmUg dHJhbnNtaXR0aW5nIHRvIGEgTklDLCB5b3UgZG9u4oCZdCBuZWVkIHRvIHNldCB0aGUgbl90eHFf ZGVzYy4NCj4gTXkgdGVzdGluZyBoYXMgYmVlbiBvbmx5IHdpdGggYSBEUERLIGRyaXZlciBpbiB0 aGUgZ3Vlc3QuIEhhdmUgeW91IHRyaWVkIHRoYXQNCj4gb3B0aW9uPw0KPiANCj4gVGhhbmtzLA0K PiBDaWFyYQ0KPiANCj4gRnJvbTogbGl5YW5nMDcgW21haWx0bzpsaXlhbmcwN0Bjb3JwLm5ldGVh c2UuY29tXQ0KPiBTZW50OiBXZWRuZXNkYXksIEphbnVhcnkgMTcsIDIwMTggMTA6NDEgQU0NCj4g VG86IExvZnR1cywgQ2lhcmEgPGNpYXJhLmxvZnR1c0BpbnRlbC5jb20+DQo+IENjOiBkZXZAZHBk ay5vcmcNCj4gU3ViamVjdDogQWJvdXQgOiBFbmFibGUgb3B0aW9uYWwgZGVxdWV1ZSB6ZXJvIGNv cHkgZm9yIHZIb3N0IFVzZXINCj4gDQo+IA0KPiBIaSBDaWFyYSwNCj4gDQo+ICAgICBJIGFtIHRl c2luZyB0aGUgZnVuY3Rpb24gb2YgInZIb3N0IGRlcXVldWUgemVybyBjb3B5IiBmb3Igdm0ydm0g b24gYQ0KPiBob3N0LCBhbmQgSSBoYXZlIHNvbWUgcHJvYmxlbXM6DQo+IA0KPiAgICAgMS4gVGhl IG5ldHdvcmtpbmcgaXMgT0sgYmVmb3JlIHJ1biBpcGVyZiwgSSBjYW4gcGluZyBzdWNjZXNzZWQg ZnJvbSB2bTENCj4gdG8gdm0y77yMYnV0IGFmdGVyIHJ1biBpcGVyZiwgdGhlIG5ldHdvcmtpbmcg YmV0d2VlbiB2bTEgYW5kIHZtMiBpcyBkb3duOyhJDQo+IHRoaW5rIG5fdHhxX2Rlc2MgY2F1c2Ug dGhlIHByb2JsZW0pDQo+IA0KPiAgICAgMi4gSSBrbm93IHRoZSBsaW1pdGF0aW9uIGFib3V0IG5f dHhxX2Rlc2MsIGJ1dCBJIGNhbm5vdCBzZXQgdGhlDQo+IG5fdHhxX2Rlc2MgZm9yIGRwZGtwb3J0 IHdoaWxlIHRoZSB2bXMgb24gdGhlIHNhbWUgaG9zdCwgYmVjYXVzZSB0aGVyZSBpcw0KPiBubyBk cGRrcG9ydHMgd29yayBmb3cgbXkgdGVzdGluZzsNCj4gDQo+IA0KPiANCj4gICAgIFRodXMsIGhv dyBjYW4gSSByZXNvbHZlIGl0LCB0aGFua3MuDQo+IA0KPiANCj4gDQoNCg==