From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lb.pantheon.sk ([46.229.239.20]:60619 "EHLO lb.pantheon.sk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727914AbfH3Qh6 (ORCPT ); Fri, 30 Aug 2019 12:37:58 -0400 From: =?utf-8?B?SsO6bGl1cyBNaWxhbg==?= Subject: RE: AF_XDP integration with FDio VPP? (Was: Questions about XDP) Date: Fri, 30 Aug 2019 16:37:52 +0000 Message-ID: References: <889477ed79c44e6a9395cf961f782209@pantheon.tech> <20190823102224.16141c87@carbon> <87d6d1ccab164292bb050c55f2cd81f8@pantheon.tech> Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: xdp-newbies-owner@vger.kernel.org List-ID: To: =?utf-8?B?QmrDtnJuIFTDtnBlbA==?= , William Tu , =?utf-8?B?TWFyZWsgWsOhdm9kc2vDvQ==?= Cc: Jesper Dangaard Brouer , "xdp-newbies@vger.kernel.org" , "Karlsson, Magnus" , Eelco Chaudron , Thomas F Herbert SGkgYWxsDQoNClJlZ2FyZGluZyA0SyBmcmFtZSBzaXplIGNvbnN0cmFpbnQgb2YgQUZfWERQLCB3 aGF0IGRvZXMgQUZfWERQIHdoZW4gcmVjZWl2ZXMgZnJhbWUgYmlnZ2VyIHRoYW4gNEs/IERyb3Bz IGl0IG9yIGN1dCBpdCBvciBzcGxpdCBpdCBiZXR3ZWVuIG1vcmUgZnJhbWVzPw0KVGhpbmtpbmcg YWJvdXQgd2hhdCB0byBkbyB3aXRoIHRoZW0gb24gVFggc2lkZS4NCg0KSWYgeW91IGFyZSBpbnRl cmVzdGVkIGluIG1lbnRpb25lZCBBRl9YRFAgZHJpdmVyIGZvciB2cHAsIGhlcmUgeW91IGNhbiBm aW5kIGl0OiBodHRwczovL2dlcnJpdC5mZC5pby9yL2MvdnBwLysvMjE2MDYNCkl0IGlzIHN0aWxs IHdvcmsgaW4gcHJvZ3Jlc3MsIEkgc3VibWl0dGVkIGl0IGZvciByZXZpZXcganVzdCB5ZXN0ZXJk YXkgYW5kIHJlYmFzZWQgaXQgb24gcmVjZW50bHkgZm91bmQgY29kZSBpbiByZXZpZXcgb2YgRGFt amFuLg0KDQpUbyBydW4gaXQsIHlvdSBuZWVkIHRvIGhhdmUgY29tcGF0aWJsZSBYRFAgcHJvZ3Jh bSBsb2FkZWQgb24gaW50ZXJmYWNlIHlvdSB3YW50IHRvIGF0dGFjaCB0by4NClRoaXMgc2VwYXJh dGlvbiBpcyBoZXJlIGJlY2F1c2Ugd2Ugd2FudCB1c2VyIHRvIGJlIGFibGUgdG8gY3JlYXRlIGN1 c3RvbSBYRFAgcHJvZ3JhbXMgaW5kZXBlbmRlbnRseS4NCldlIGFsc28gY29uc2lkZXIgYXV0b21h dGljIGxvYWRpbmcgb2Ygc29tZSBkZWZhdWx0IFhEUCBwcm9ncmFtICh0aGF0IGp1c3QgcmVkaXJl Y3RzKSBpZiBub25lIGlzIGxvYWRlZCBpbiB0aW1lIG9mIGludGVyZmFjZSBjcmVhdGlvbiwgYnV0 IHRoYXQgaXMgb2YgbWlub3IgcHJpb3JpdHkgZm9yIHVzIHlldC4NCkZvciBsb2FkaW5nIHlvdSBj YW4gdXNlIGF0dGFjaGVkIGxvYWRlciAoaXQgd2lsbCBiZSBhZGRlZCBmb3IgcmV2aWV3IHNvb24g YXMgd2VsbCkuIEl0IGp1c3QgbG9hZHMgdGhlIHByb2dyYW0gYW5kIHBpbnMgaXRzIG1hcHMuDQpB cyBYRFAgcHJvZ3JhbSwgd2UgdXNlIHlldCB4ZHBzb2NrX2tlcm4uYyBmcm9tIGtlcm5lbCB2NS4w LjAgc291cmNlcyAoYXR0YWNoZWQpLg0KWERQIHByb2dyYW0gY29tcGF0aWJpbGl0eSByZXF1aXJl bWVudHMgKGZyb20gdnBwIHBvaW50IG9mIHZpZXcpIGFyZToNCmhhdmluZyB4c2ttYXAgY2FsbGVk ICJ4c2tzX21hcCIgYW5kIHBpbm5lZCBhdCAvc3lzL2ZzL2JwZi88aWZuYW1lPi8NCg0KSSBhZGRl ZCBzdXBwb3J0IGZvciBtdWx0aXBsZSBxdWV1ZXMgaW50byBteSBwYXRjaCBmb3IgdnBwLCBhcyB3 ZSBkaXNjdXNzZWQgKDEgTklDLCBuIHNvY2tldHMgb24gZGlmZmVyZW50IHF1ZXVlcyksIGJ1dCBJ IGRpZG4ndCB0ZXN0IGl0IHlldC4gT3RoZXIgdGhpbmdzIHNob3VsZCB3b3JrIGZpbmUuDQpUZXN0 ZWQgb24ga2VybmVsIDUuMC4wLg0KDQpKw7psaXVzDQoNCj4gTWFueSB0aGFua3MgZ3V5cywgdmVy eSBhcHByZXRpYXRlZC4NCj4NCj4gR29pbmcgdG8gdGFrZSBhIGxvb2sgYXQgT1ZTIGltcGxlbWVu dGF0aW9uLCBidXQgSSB3b3VsZCBsaWtlIHRvIGVuc3VyZSBzb21ldGhpbmcgYmVmb3JlLg0KPg0K Pj4+IEkgdG9vayB0aGUgX3VzZXIgcGFydCBhbmQgc3BsaXQgaXQgaW50byB0d286DQo+Pj4NCj4+ PiAibG9hZGVyIiAtICBFeGVjdXRlZCBvbmNlIHRvIHNldHVwIGVudmlyb25tZW50IGFuZCBvbmNl IHRvIGNsZWFudXAsIGxvYWRzIF9rZXJuLm8sIGF0dGFjaGVzIGl0IHRvIGludGVyZmFjZSBhbmQg cGluIG1hcHMgdW5kZXIgL3N5cy9mcy9icGYuDQo+Pj4NCj4+PiBhbmQNCj4+Pg0KPj4+ICJ3b3Jr ZXIiIC0gRXhlY3V0ZWQgYXMgbWFueSBhcyByZXF1aXJlZC4gRXZlcnkgaW5zdGFuY2UgbG9hZHMg bWFwcyBmcm9tIC9zeXMvZnMvYnBmLCBjcmVhdGUgb25lIEFGX1hEUCBzb2NrLCB1cGRhdGUgeHNr cyByZWNvcmQgYW5kIHN0YXJ0IGxpc3Rlbi9wcm9jZXNzIHBhY2tldHMgZnJvbSBBRl9YRFAgKGlu IHRlc3Qgc2NlbmFyaW8gd2UgYXJlIHVzaW5nIGwyZndkIGJlY2F1c2Ugb2Ygd3JpdGUtYmFjayku IEkgaGFkIHRvIGFkZCBtaXNzaW5nIGNsZWFudXBzIHRoZXJlKCBjbG9zZShmZCksIG11bm1hcCgp KS4gVGhpcyBzaG91bGQgYmUgdnBwIGluIGZpbmFsIHNvbHV0aW9uLg0KPj4+DQo+Pj4gU28gZmFy IHNvIGdvb2QuDQo+Pj4NCj4+PiBJJ20gdW5hYmxlIHRvIHN0YXJ0IG1vcmUgdGhhbiBvbmUgd29y a2VyIGR1ZSB0byBwcmV2aW91c2x5IG1lbnRpb25lZCBlcnJvci4gRmlyc3QgaW5zdGFuY2Ugd29y a3MgcHJvcGVybHksIGV2ZXJ5IG90aGVyIGZhaWxzIG9uIGJpbmQgKGxpbmVubyBtYXkgbm90IG1h dGNoIGR1ZSB0byBsb2NhbCBjaGFuZ2VzKToNCj4+Pg0KPj4+IHhkcHNvY2tfdXNlci5jOnhza19j b25maWd1cmU6NTk1OiBBc3NlcnRpb24gZmFpbGVkOiBiaW5kKHNmZCwgKHN0cnVjdCBzb2NrYWRk ciAqKSZzeGRwLCBzaXplb2Yoc3hkcCkpID09IDA6IGVycm5vOiAxNi8iRGV2aWNlIG9yIHJlc291 cmNlIGJ1c3kiDQo+Pj4NCj4+Pg0KPj4gSSBkb24ndCB0aGluayB5b3UgY2FuIGhhdmUgbXVsdGlw bGUgdGhyZWFkcyBiaW5kaW5nIG9uZSBYU0ssIHNlZQ0KPj4geHNrX2JpbmQoKSBpbiBrZXJuZWwg c291cmNlLg0KPj4gRm9yIEFGX1hEUCBpbiBPVlMsIHdlIGNyZWF0ZSBtdWx0aXBsZSBYU0tzLCBu b24tc2hhcmVkIHVtZW0gYW5kIGVhY2ggDQo+PiBoYXMgaXRzIHRocmVhZC4NCj4NCj4gSW4gT1ZT LCBjYW4geW91IGJpbmQgdHdvIHNvY2tldHMgd2l0aCBub24tc2hhcmVkIHVtZW0gdG8gdGhlIHNh bWUgaW50ZXJmYWNlPw0KPiBPdXIgZ29hbCBpcyB0byBoYXZlIDIgb3IgbW9yZSBwcm9jZXNzZXMg KFZQUHMpIGxpc3RlbmluZyBvbiB0aGUgc2FtZSBpbnRlcmZhY2UgdmlhIFhEUCBzb2NrZXQsIHdo aWxlIFhEUCBwcm9ncmFtIGRlY2lkZXMgd2hlcmUgdG8gcmVkaXJlY3QgdGhlIHBhY2tldHMgYXQg dGhlIG1vbWVudC4NCj4NCj4gQmVzdCBSZWdhcmRzDQo+IEp1bGl1cw0KDQo=