From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id 9E4FFB62 for ; Tue, 25 Aug 2015 05:28:22 +0200 (CEST) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga103.fm.intel.com with ESMTP; 24 Aug 2015 20:28:18 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.15,743,1432623600"; d="scan'208";a="790310445" Received: from kmsmsx153.gar.corp.intel.com ([172.21.73.88]) by orsmga002.jf.intel.com with ESMTP; 24 Aug 2015 20:28:17 -0700 Received: from shsmsx103.ccr.corp.intel.com (10.239.110.14) by KMSMSX153.gar.corp.intel.com (172.21.73.88) with Microsoft SMTP Server (TLS) id 14.3.224.2; Tue, 25 Aug 2015 11:27:40 +0800 Received: from shsmsx101.ccr.corp.intel.com ([169.254.1.171]) by SHSMSX103.ccr.corp.intel.com ([169.254.4.248]) with mapi id 14.03.0224.002; Tue, 25 Aug 2015 11:27:37 +0800 From: "Liu, Jijiang" To: Tetsuya Mukawa , leo zhu , "dev@dpdk.org" Thread-Topic: [dpdk-dev] Why the offloads of the guest's virtio-net network adapter are disabled when vhost-user is used? Thread-Index: AQHQ3m4Y+1R/nnRcFkqIYFu45ho+I54bh5YAgACGlGA= Date: Tue, 25 Aug 2015 03:27:36 +0000 Message-ID: <1ED644BD7E0A5F4091CF203DAFB8E4CC057D205F@SHSMSX101.ccr.corp.intel.com> References: <55DBDF78.2090507@igel.co.jp> In-Reply-To: <55DBDF78.2090507@igel.co.jp> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: 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] Why the offloads of the guest's virtio-net network adapter are disabled when vhost-user is used? X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 25 Aug 2015 03:28:23 -0000 DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogZGV2IFttYWlsdG86ZGV2 LWJvdW5jZXNAZHBkay5vcmddIE9uIEJlaGFsZiBPZiBUZXRzdXlhIE11a2F3YQ0KPiBTZW50OiBU dWVzZGF5LCBBdWd1c3QgMjUsIDIwMTUgMTE6MjMgQU0NCj4gVG86IGxlbyB6aHU7IGRldkBkcGRr Lm9yZw0KPiBTdWJqZWN0OiBSZTogW2RwZGstZGV2XSBXaHkgdGhlIG9mZmxvYWRzIG9mIHRoZSBn dWVzdCdzIHZpcnRpby1uZXQgbmV0d29yaw0KPiBhZGFwdGVyIGFyZSBkaXNhYmxlZCB3aGVuIHZo b3N0LXVzZXIgaXMgdXNlZD8NCj4gDQo+IE9uIDIwMTUvMDgvMjQgMjI6MDksIGxlbyB6aHUgd3Jv dGU6DQo+ID4gSGkgYWxsLA0KPiA+DQo+ID4gSSBhbSBydW5uaW5nIHRoZSB2aG9zdCBzYW1wbGUg YXBwbGljYXRpb24gb24gbXkgc2VydmVyLg0KPiA+DQo+ID4gQWNjb3JkaW5nIHRvIHRoZSBkcGRr LXNhbXBsZS1hcHBsaWNhdGlvbnMtdXNlci1ndWlkZS5wZGYsIEkgcnVuIHRoZQ0KPiA+IFZpcnR1 YWwgTWFjaGluZSB3aXRoIHZob3N0LXVzZXIgZW5hYmxlZC4NCj4gPiBGb2xsb3dpbmcgaXMgdGhl IGNvbW1hbmQgdGhhdCBpcyB1c2VkIHRvIHJ1biB0aGUgdmlydHVhbCBtYWNoaW5lLg0KPiA+DQo+ ID4NCj4gPg0KPiA+DQo+ID4NCj4gPg0KPiA+ICpxZW11LXN5c3RlbS14ODZfNjQgL3Jvb3QvbGVv L3VidW50dS0xLmltZyAtZW5hYmxlLWt2bSAtbSAxMDI0IC0NCj4gdm5jIDo1DQo+ID4gLWNoYXJk ZXYNCj4gPiBcc29ja2V0LGlkPWNoYXIxLHBhdGg9L3Jvb3QvbGVvL2RwZGstMi4wLjAvZXhhbXBs ZXMvdmhvc3QvdXN2aG9zdA0KPiA+IC1uZXRkZXYgdHlwZT12aG9zdC11c2VyLCBcaWQ9bXluZXQx LGNoYXJkZXY9Y2hhcjEsdmhvc3Rmb3JjZSAtZGV2aWNlDQo+ID4gdmlydGlvLW5ldC1wY2ksbWFj PTAwOjAwOjAwOjAwOjAwOjAxLG5ldGRldj1teW5ldDEgXC1vYmplY3QNCj4gPiBtZW1vcnktYmFj a2VuZC1maWxlLGlkPW1lbSxzaXplPTEwMjRNLG1lbS0NCj4gcGF0aD0vZGV2L2h1Z2VwYWdlcyxz aGFyZT1vbg0KPiA+IC1udW1hIG5vZGUsbWVtZGV2PW1lbSAtbWVtLXByZWFsbG9jKg0KPiA+DQo+ ID4gQWZ0ZXIgdGhlIFZpcnR1YWwgTWFjaGluZSBpcyBzdGFydGVkLCBJIGZvdW5kIHRoZSBvZmZs b2FkcyBvZiB0aGUNCj4gPiBWaXJ0dWFsIE1hY2hpbmUncyB2aXJ0aW8tbmV0IG5ldHdvcmsgYWRh cHRlciBhcmUgYWxsIGRpc2FibGVkKi4qIFRoZQ0KPiA+IG9mZmxvYWRzIHN0YXR1cyBpcyBjaGVj a2VkIHdpdGggY29tbWFuZCogZXRodG9vbCAtayBldGgwKi4gSSB0cnkgdG8NCj4gPiBlbmFibGVz IHRoZSBvZmZsb2FkcyB3aXRoIGV0aHRvb2wgY29tbWFuZCwgYnV0IGl0IGRvZXMgbm90IHdvcmsu DQo+ID4NCj4gPiBNeSBxdWVzdGlvbnMgYXJlOg0KPiA+DQo+ID4gMS4gQ2FuIHRoZSBvZmZsb2Fk cyBvZiB0aGUgZ3Vlc3QncyB2aXJ0aW8tbmV0IG5ldHdvcmsgYWRhcHRlciBiZQ0KPiA+IGVuYWJs ZWQgd2hlbiB2aG9zdC11c2VyIGlzIHVzZWQ/DQo+IA0KPiBIaSBMZW8sDQo+IA0KPiBJIGd1ZXNz IHdlIG5lZWQgYWRkaXRpb25hbCBpbXBsZW1lbnRhdGlvbnMgaW4gbGlicnRlX3Zob3N0IHRvIGVu YWJsZQ0KPiBvZmZsb2Fkcy4NCj4gDQo+IA0KPiA+IDIuIElmIHRoZSBvZmZsb2FkcyBjYW4ndCBi ZSBlbmFibGVkIHdoZW4gdmhvc3QtdXNlciBpcyB1c2VkLCB3aGF0IGlzIHRoZQ0KPiByZWFzb24/ DQo+IA0KPiBGZWF0dXJlcyBhcmUgbmVnb3RpYXRlZCBub3Qgb2xueSBiZXR3ZWVuIHZpcnRpby1u ZXQgZHJpdmVyIG9uIGd1ZXN0IGFuZA0KPiB2aXJ0aW8tbmV0IGRldmljZSBpbiBRRU1VLCBidXQg YWxzbyB2aXJ0aW8tbmV0IGRldmljZSBpbiBRRU1VIGFuZCB2aG9zdC11c2VyDQo+IGJhY2tlbmQg aW4gbGlicnRlX3Zob3N0Lg0KPiBBcyBhIHJlc3VsdCwgaWYgdmhvc3QtdXNlciBiYWNrZW5kIGRv ZXNuJ3Qgc3VwcG9ydCBzb21lIGZlYXR1cmVzLCB2aXJ0aW8tbmV0DQo+IGRyaXZlciBvbiBndWVz dCBhbHNvIGNhbm5vdCB1c2UgdGhlbS4NCj4gDQo+IFBsZWFzZSBzZWUgImxpYi9saWJydGVfdmhv c3QvdmlydGlvLW5ldC5jIg0KWWVzLCB5b3UgYXJlIGNvcnJlY3QuDQoNCkknbSB3b3JraW5nIG9u IHRoZSB2aG9zdCBUU08gb2ZmbG9hZCwgIHRoZSBvZmZsb2FkIHNldCBpbiBzdHJ1Y3QgJ3ZpcnRp b19uZXRfaGRyJyBuZWVkIHRvIGJlIGNvbnNpZGVyZWQgaW4gYm90aCB2aXJ0aW8tbmV0IGFuZCB2 aG9zdCBzaWRlLiANCg0KPiAvKiBGZWF0dXJlcyBzdXBwb3J0ZWQgYnkgdGhpcyBsaWIuICovDQo+ ICNkZWZpbmUgVkhPU1RfU1VQUE9SVEVEX0ZFQVRVUkVTICgoMVVMTCA8PA0KPiBWSVJUSU9fTkVU X0ZfTVJHX1JYQlVGKSB8IFwNCj4gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAoMVVM TCA8PCBWSVJUSU9fTkVUX0ZfQ1RSTF9WUSkgfCBcDQo+ICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgKDFVTEwgPDwgVklSVElPX05FVF9GX0NUUkxfUlgpIHwgXA0KPiAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICgxVUxMIDw8IFZIT1NUX0ZfTE9HX0FMTCkpDQo+IA0KPiBU aGlzIGlzIGFsbCBjdXJyZW50IGxpYnJ0ZV92aG9zdCBzdXBwb3J0cy4NCj4gDQo+IFRoYW5rcywN Cj4gVGV0c3V5YQ0KPiANCj4gPiBJdCB3aWxsIGJlIGdyZWF0IGlmIHNvbWVvbmUgZnJvbSB0aGUg Zm9ydW0gY291bGQgZ2l2ZSB0aGUgYW5zd2VycyBhbmQgY2x1ZXMuDQo+ID4NCj4gPiBUaGFua3Mu DQo+ID4gTGVvDQoNCg==