From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id E8B53A2F6B for ; Tue, 8 Oct 2019 23:08:41 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 15EBB1C030; Tue, 8 Oct 2019 23:08:41 +0200 (CEST) Received: from smartserver.smartsharesystems.com (smartserver.smartsharesystems.com [77.243.40.215]) by dpdk.org (Postfix) with ESMTP id 9B3BF1C02D for ; Tue, 8 Oct 2019 23:08:39 +0200 (CEST) X-MimeOLE: Produced By Microsoft Exchange V6.5 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Date: Tue, 8 Oct 2019 23:08:37 +0200 Message-ID: <98CBD80474FA8B44BF855DF32C47DC35C60B63@smartserver.smartshare.dk> In-Reply-To: <20191007212256.4bf37797@hermes.lan> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [dpdk-dev] [RFC 5/8] pdump: add classic BPF filtering Thread-Index: AdV9kBgS3WZ138l5SjynPqTiN8mVuQAiACNg References: <20191007165232.14535-1-stephen@networkplumber.org> <20191007165232.14535-6-stephen@networkplumber.org> <20191007103343.6d199594@hermes.lan> <20191007144543.46666c2d@hermes.lan> <20191007210113.0aa3a4d0@hermes.lan> <20191007212256.4bf37797@hermes.lan> From: =?utf-8?B?TW9ydGVuIEJyw7hydXA=?= To: "Stephen Hemminger" , "Jerin Jacob" Cc: "dpdk-dev" Subject: Re: [dpdk-dev] [RFC 5/8] pdump: add classic BPF filtering 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQ0KPiBGcm9tOiBkZXYgW21haWx0bzpkZXYtYm91 bmNlc0BkcGRrLm9yZ10gT24gQmVoYWxmIE9mIFN0ZXBoZW4gSGVtbWluZ2VyDQo+IFNlbnQ6IFR1 ZXNkYXksIE9jdG9iZXIgOCwgMjAxOSA2OjIzIEFNDQo+IA0KPiBPbiBUdWUsIDggT2N0IDIwMTkg MDk6NDU6NDUgKzA1MzANCj4gSmVyaW4gSmFjb2IgPGplcmluamFjb2JrQGdtYWlsLmNvbT4gd3Jv dGU6DQo+IA0KPiA+IE9uIFR1ZSwgOCBPY3QsIDIwMTksIDk6MzEgQU0gU3RlcGhlbiBIZW1taW5n ZXIsDQo+IDxzdGVwaGVuQG5ldHdvcmtwbHVtYmVyLm9yZz4NCj4gPiB3cm90ZToNCj4gPg0KPiA+ ID4gT24gVHVlLCA4IE9jdCAyMDE5IDA5OjE3OjA4ICswNTMwDQo+ID4gPiBKZXJpbiBKYWNvYiA8 amVyaW5qYWNvYmtAZ21haWwuY29tPiB3cm90ZToNCj4gPiA+DQo+ID4gPiA+IE9uIFR1ZSwgOCBP Y3QsIDIwMTksIDM6MTUgQU0gU3RlcGhlbiBIZW1taW5nZXIsIDwNCj4gPiA+IHN0ZXBoZW5AbmV0 d29ya3BsdW1iZXIub3JnPg0KPiA+ID4gPiB3cm90ZToNCj4gPiA+ID4NCj4gPiA+ID4gPiBPbiBU dWUsIDggT2N0IDIwMTkgMDE6MDM6MTcgKzA1MzANCj4gPiA+ID4gPiBKZXJpbiBKYWNvYiA8amVy aW5qYWNvYmtAZ21haWwuY29tPiB3cm90ZToNCj4gPiA+ID4gPg0KPiA+ID4gPiA+ID4gT24gTW9u LCA3IE9jdCwgMjAxOSwgMTE6MDMgUE0gU3RlcGhlbiBIZW1taW5nZXIsIDwNCj4gPiA+ID4gPiBz dGVwaGVuQG5ldHdvcmtwbHVtYmVyLm9yZz4NCj4gPiA+ID4gPiA+IHdyb3RlOg0KPiA+ID4gPiA+ ID4NCj4gPiA+ID4gPiA+ID4gT24gTW9uLCA3IE9jdCAyMDE5IDIyOjM3OjQzICswNTMwDQo+ID4g PiA+ID4gPiA+IEplcmluIEphY29iIDxqZXJpbmphY29ia0BnbWFpbC5jb20+IHdyb3RlOg0KPiA+ ID4gPiA+ID4gPg0KPiA+ID4gPiA+ID4gPiA+IE9uIE1vbiwgNyBPY3QsIDIwMTksIDEwOjIzIFBN IFN0ZXBoZW4gSGVtbWluZ2VyLCA8DQo+ID4gPiA+ID4gPiA+IHN0ZXBoZW5AbmV0d29ya3BsdW1i ZXIub3JnPg0KPiA+ID4gPiA+ID4gPiA+IHdyb3RlOg0KPiA+ID4gPiA+ID4gPiA+DQo+ID4gPiA+ ID4gPiA+ID4gPiBTaW1wbGUgY2xhc3NpYyBCUEYgaW50ZXJwcmV0ZXIgYmFzZWQgb2ZmIG9mIGxp YnBjYXAuDQo+ID4gPiA+ID4gPiA+ID4gPg0KPiA+ID4gPiA+ID4gPiA+ID4gVGhpcyBpcyBhIGNv cHkgb2YgdGhlIEJQRiBpbnRlcnByZXRlciBmcm9tIGxpYnBjYXAgd2hpY2ggaXMNCj4gPiA+ID4g PiA+ID4gPiA+IG1vZGlmaWVkIHRvIGhhbmRsZSBtYnVmIG1ldGEgZGF0YS4gVGhlIGV4aXN0aW5n DQo+ID4gPiBwY2FwX29mZmxpbmVfZmlsdGVyDQo+ID4gPiA+ID4gPiA+ID4gPiBkb2VzIG5vdCBl eHBvc2UgYSB3YXkgdG8gbWF0Y2ggVkxBTiB0YWdzLiBDb3B5aW5nIHRoZSBCUEYNCj4gPiA+ID4g PiBpbnRlcnByZXRlcg0KPiA+ID4gPiA+ID4gPiA+ID4gYWxzbyBtZWFucyB0aGF0IHJ0ZV9wZHVt cCBzdGlsbCBkb2VzIG5vdCBoYXZlIGEgaGFyZA0KPiBkZXBlbmRlbmN5DQo+ID4gPiA+ID4gPiA+ ID4gPiBvbiBsaWJwY2FwLg0KPiA+ID4gPiA+ID4gPiA+ID4NCj4gPiA+ID4gPiA+ID4gPg0KPiA+ ID4gPiA+ID4gPiA+IFdoeSBub3QgdXNlIERQREsncyBsaWJydGVfYnBmIGxpYnJhcnk/IFJhdGhl ciBpbXBsZW1lbnRpbmcNCj4gY0JQRg0KPiA+ID4gPiA+ID4gPiA+IGludGVycHJldGVyLiBDdXJy ZW50bHkgaXQgc3VwcG9ydHMgZUJQRiB3aGljaCBpcyBzdXBlciBzZXQgb2YNCj4gPiA+ID4gPiBj QlBGLmlmIGlzDQo+ID4gPiA+ID4gPiA+ID4gdGhpcyBmZWF0dXJlcyB2ZXJ5IHNwZWNpZmljIHRv IGNCUEYsIHdlIGNsb3VsZCBzaW1wbHkNCj4gaW1wbGVtZW50DQo+ID4gPiA+ID4gY0JQRg0KPiA+ ID4gPiA+ID4gPiB1c2luZw0KPiA+ID4gPiA+ID4gPiA+IGVCUEYgb3IgaW1wbGVtZW50IGEgbmV3 IGNCUEYgcHJvZ3JhbSB0eXBlLiBUaGF0IHNjaGVtZSBjb3VsZA0KPiA+ID4gbGV2ZXJhZ2UNCj4g PiA+ID4gPiA+ID4gPiBleGlzdGluZyBKSVQgaW5mcmFzdHJ1Y3R1cmUgYWxzby4gVXNpbmcgSklU IHdpbGwgaW1wcm92ZQ0KPiA+ID4gZmlsdGVyaW5nDQo+ID4gPiA+ID4gPiA+ID4gcGVyZm9ybWFu Y2UuDQo+ID4gPiA+ID4gPiA+ID4NCj4gPiA+ID4gPiA+ID4gPiA+DQo+ID4gPiA+ID4gPiA+ID4g Pg0KPiA+ID4gPiA+ID4gPg0KPiA+ID4gPiA+ID4gPiBCZWNhdXNlIHBjYXAgbGlicmFyeSBnZW5l cmF0ZXMgY0JQRiBpbiBpdHMgc3RyaW5nIHRvIEJQRg0KPiBjb21waWxlci4NCj4gPiA+ID4gPiA+ ID4gVHJhbnNsYXRpbmcgY0JQRiB0byBlQlBGIGlzIG5vbiB0cml2aWFsLg0KPiA+ID4gPiA+ID4g Pg0KPiA+ID4gPiA+ID4NCj4gPiA+ID4gPiA+IFRoZW4gYXQgbGVhc3QgY0JQRiBpbnRlcnByZXRl ciBzaG91bGQgbW92ZSB0byBsaWJydGVfYnBmLiBXZSBjYW4NCj4gPiA+IGhvb2sgdG8NCj4gPiA+ ID4gPiA+IEpJVCBpZiByZXF1aXJlZCBpbiBmdXR1cmUuDQo+ID4gPiA+ID4NCj4gPiA+ID4gPiBU aGUgb3Bjb2RlcyBmb3IgY0JQRiBhbmQgZUJQRiBhcmUgbm90IGNvbXBhdGlhYmxlLg0KPiA+ID4g PiA+DQo+ID4gPiA+DQo+ID4gPiA+IFllYWguIEkgYW0gc2F5aW5nIHRvIGFkZCBuZXcgcHJvZ3Jh bSB0eXBlIGluIGJwZiBsaWJyYXJ5IG9mIGNCUEYuDQo+ID4gPiBPYnZpb3VzbHkNCj4gPiA+ID4g cGR1bXAgaXMgbm90IHRoZSBjb3JyZWN0IHBsYWNlIGZvciBjQlBGIGludGVycHJldGVyLiBNb3Zp bmcgdG8NCj4gcnRlX2xpYmJwZg0KPiA+ID4gPiBsaWJyYXJ5IHdvdWxkIGhlbHAgdG8gZW5hYmxl IG90aGVyIGFwcGxpY2F0aW9ucyBvciBsaWJyYXJpZXMgdG8gdXNlDQo+IGNCUEYNCj4gPiA+ID4g YnBmIHByb2dyYW0gY2xhc3MuDQo+ID4gPg0KPiA+ID4gVGhlIHByb2JsZW0gaXMgeW91IG5lZWQg YSB2ZXJzaW9uIG9mIHN0cmluZyB0byBCUEYgcHJvZ3JhbSB3aGljaCBpcw0KPiB3aGF0DQo+ID4g PiB0aGUgbGlicGNhcCBwY2FwX2NvbXBpbGUoKSBmdW5jdGlvbiBkb2VzIGZvciB5b3UuIGVCUEYg YXMgdXNlZCBub3cgaXMNCj4gYWxsDQo+ID4gPiBhYm91dCBoYXZpbmcgYSBmdWxsIGxhbmd1YWdl IChDTEFORyBvciBHQ0MpIGFuZCB0aGF0IGlzIG5vdCB3aGF0IGlzDQo+IG5lZWRlZA0KPiA+ID4g aGVyZSBhdCBhbGwuICBUaGUgcHJvYmxlbSBpcyBub3QgdGhlIGludGVycHJldGVyLCB0aGUgcHJv YmxlbSBpcyBvbiB0aGUNCj4gPiA+IHVzZXJzcGFjZSBCUEYgc2lkZS4gVW50aWwvdW5sZXNzIHRo YXQgaXMgZml4ZWQsIGNCUEYgaXMgYSBiZXR0ZXINCj4gc29sdXRpb24uDQo+ID4gPg0KPiA+DQo+ ID4NCj4gPiBJIGFtIG5vdCBzYXlpbmcgdG8gdXNlIGVCUEYgd2l0aCBsaWJwY2FwLiBBbGwgSSBh bSBzYXlpbmcgdG8gbW92ZSB0aGUNCj4gY0JQRg0KPiA+IGludGVycHJldGVyIGNvZGUodGhpcyBw YXRjaCkgdG8gcnRlX2xpYmJwZiBhcyBpdCBpcyB0aGUgY29ycmVjdCBwbGFjZSBvZg0KPiA+IHRo YXQgY29kZSBpbiBEUERLIFBvVi4gU28gdGhhdCBpdCBjYW4gYmUgdXNlZCBieSBhbm90aGVyIGFw cGxpY2F0aW9ucyBvcg0KPiA+IGxpYnJhcnkuDQo+ID4NCj4gPiA+DQo+IA0KPiBTdXJlIHRoYXQg bWFrZSBzZW5zZT8NCg0KSW5pdGlhbGx5LCBJIHdvdWxkIGhhdmUgc2FpZCB5ZXMsIGJlY2F1c2Ug d2UgYWxyZWFkeSBpbXBsZW1lbnRlZCBvdXIgb3duIGNCUEYgaW50ZXJwcmV0ZXIgdGhhdCB3YXku IEhvd2V2ZXIsIHdlIGFyZSB1c2luZyBpdCBmb3IgcGFja2V0IGNhcHR1cmUgb25seSwgYW5kIEkg Y2Fubm90IHNlZSBhbnkgb3RoZXIgdXNlIGZvciBpdCAtIGV4Y2VwdCBwZXJoYXBzIGZpbHRlcmVk IHBvcnQgbWlycm9yaW5nLCBidXQgdGhhdCBpcyBqdXN0IGFub3RoZXIgZm9ybSBvZiBwYWNrZXQg Y2FwdHVyaW5nLiBTbyBpdCBtaWdodCBhcyB3ZWxsIHN0YXkgd2l0aCB0aGUgcGFja2V0IGNhcHR1 cmUgbGlicmFyeS4NCg0KDQpBbmQgaGVyZSBnb2VzIG15IHJhbnQgYWdhaW5zdCBlQlBGOg0KDQpJ biBteSBvcGluaW9uLCBlQlBGIGFuZCBjQlBGIGFyZSB0d28gY29tcGxldGVseSBkaWZmZXJlbnQg dGhpbmdzLi4uIElmIG9ubHkgcnRlX2xpYmJwZiB3YXMgbmFtZWQgcnRlX2xpYmVicGYuIFRoZW4g d2UgY291bGQgaGF2ZSB0aGUgY0JQRiBpbnRlcnByZXRlciBhcyBydGVfbGliYnBmIG9yIHJ0ZV9s aWJjYnBmLg0KDQpJIHdvdWxkIGxpa2UgdG8gZWxhYm9yYXRlIFN0ZXBoZW4ncyBjb21tZW50IGFi b3V0IHRoZSBtYWluIHRoaW5nIGJlaW5nIHRoZSBpbnRlZ3JhdGlvbiB3aXRoIHVzZXJzcGFjZToN CmNCUEYgaGFzIGEgcmFuZ2Ugb2YgZWFzaWx5IGFjY2Vzc2libGUgdG9vbHMgcmVhZGlseSBhdmFp bGFibGUgZm9yIHVzZSBieSBuZXR3b3JrIG9wZXJhdG9ycywgc3VjaCBhcyB0Y3BkdW1wLiBJIGNv bnNpZGVyIGVCUEYgZm9yIHByb2dyYW1tZXJzIG9ubHkuDQoNCkEgcmVhbCBsaWZlIGV4YW1wbGU6 IE91ciBuZXR3b3JrIGFwcGxpYW5jZSBwcm92aWRlcyBhIEdVSS4gVGhlIHBhY2tldCBjYXB0dXJl IGZlYXR1cmUgaGFzIGEgZmlsdGVyIGZpZWxkIHdoZXJlIHlvdSBjYW4gcHJvdmlkZSBhIGNCUEYg cHJvZ3JhbSBpbiB0aGUgZm9ybSBvZiBhIGhleCBzdHJpbmcsIHdoaWNoIGEgbmV0d29yayBvcGVy YXRvciBiYXNpY2FsbHkgY2FuIGNyZWF0ZSBieSB1c2luZyB0Y3BkdW1wIHdpdGggdGhlIHJpZ2h0 IHBhcmFtZXRlcnMgb24gaGlzIGxhcHRvcC4gSSBjYW5ub3QgaW1hZ2luZSBhbnkgbmV0d29yayBv cGVyYXRvciBzaXR0aW5nIGRvd24gdG8gd3JpdGUgYW4gZUJQRiBwcm9ncmFtIGZvciBjYXB0dXJp bmcgZS5nLiBwYWNrZXRzIHdpdGggVURQIHNvdXJjZSBwb3J0IDUzIGFuZCBJUCBzb3VyY2UgYWRk cmVzcyAxLjEuMS4xLg0KDQoNCk1lZCB2ZW5saWcgaGlsc2VuIC8ga2luZCByZWdhcmRzDQotIE1v cnRlbiBCcsO4cnVwDQoNCg==