From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lawrence Brakmo Subject: Re: [PATCH net-next v3 01/15] bpf: BPF support for sock_ops Date: Thu, 22 Jun 2017 23:57:27 +0000 Message-ID: <82AC8CB1-F770-4EFA-9223-E2C94626582F@fb.com> References: <20170620030048.3275347-1-brakmo@fb.com> <20170620030048.3275347-2-brakmo@fb.com> <594C47A1.1080102@iogearbox.net> <594C5065.2010900@iogearbox.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Cc: Kernel Team , Blake Matheny , "Alexei Starovoitov" , David Ahern To: Daniel Borkmann , netdev Return-path: Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:43678 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753999AbdFVX5v (ORCPT ); Thu, 22 Jun 2017 19:57:51 -0400 In-Reply-To: <594C5065.2010900@iogearbox.net> Content-Language: en-US Content-ID: Sender: netdev-owner@vger.kernel.org List-ID: DQpPbiA2LzIyLzE3LCA0OjE5IFBNLCAibmV0ZGV2LW93bmVyQHZnZXIua2VybmVsLm9yZyBvbiBi ZWhhbGYgb2YgRGFuaWVsIEJvcmttYW5uIiA8bmV0ZGV2LW93bmVyQHZnZXIua2VybmVsLm9yZyBv biBiZWhhbGYgb2YgZGFuaWVsQGlvZ2VhcmJveC5uZXQ+IHdyb3RlOg0KDQogICAgT24gMDYvMjMv MjAxNyAxMjo1OCBBTSwgTGF3cmVuY2UgQnJha21vIHdyb3RlOg0KICAgIFsuLi5dDQogICAgPiBE YW5pZWwsIEkgc2VlIHZhbHVlIGZvciBoYXZpbmcgYSBnbG9iYWwgcHJvZ3JhbSwgc28gSSB3b3Vs ZCBsaWtlIHRvIGtlZXAgdGhhdC4gV2hlbg0KICAgID4gdGhpcyBwYXRjaHNldCBpcyBhY2NlcHRl ZCwgSSB3aWxsIHN1Ym1pdCBvbmUgdGhhdCBhZGRzIHN1cHBvcnQgZm9yIHBlciBjZ3JvdXANCiAg ICA+IHNvY2tfb3BzIHByb2dyYW1zLCB3aXRoIHRoZSBvcHRpb24gdG8gdXNlIHRoZSBnbG9iYWwg b25lIGlmIG5vbmUgaXMNCiAgICA+IHNwZWNpZmllZCBmb3IgYSBjZ3JvdXAuIFdlIGNvdWxkIGFs c28gaGF2ZSB0aGUgb3B0aW9uIG9mIHRoZSBjZ3JvdXAgc29ja19vcHMNCiAgICA+IHByb2dyYW0g Y2hvb3NpbmcgaWYgdGhlIGdsb2JhbCBwcm9ncmFtIHNob3VsZCBydW4gZm9yIGEgcGFydGljdWxh ciBvcCBiYXNlZCBvbg0KICAgID4gaXRzIHJldHVybiB2YWx1ZS4gV2UgY2FuIGlyb24gaXQgb3V0 IHRoZSBkZXRhaWxzIHdoZW4gdGhhdCBwYXRjaCBpcyBzdWJtaXR0ZWQuDQogICAgDQogICAgSG0s IGNvdWxkIHlvdSBlbGFib3JhdGUgb24gdGhlIHZhbHVlIHBhcnQgY29tcGFyZWQgdG8gcGVyIGNn cm91cHMgb3BzPw0KICAgIE15IHVuZGVyc3RhbmRpbmcgaXMgdGhhdCBwZXIgY2dyb3VwIHdvdWxk IGFscmVhZHkgYmUgYSBwcm9wZXIgc3VwZXJzZXQNCiAgICBvZiBqdXN0IHRoZSBnbG9iYWwgb25l IGFueXdheSwgc28gd2h5IG5vdCBnb2luZyB3aXRoIHRoYXQgaW4gdGhlIGZpcnN0DQogICAgcGxh Y2Ugc2luY2UgeW91J3JlIHdvcmtpbmcgb24gaXQ/DQogICAgDQogICAgV2hhdCB3b3VsZCBiZSB0 aGUgYWRkaXRpb25hbCB2YWx1ZT8gSG93IHdvdWxkIGdsb2JhbCB2cyBwZXIgY2dyb3VwIG9uZQ0K ICAgIGludGVyYWN0IHdpdGggZWFjaCBvdGhlciBpbiB0ZXJtcyBvZiBlbmZvcmNlbWVudCBlLmcu LCB0aGVyZSdzIGFscmVhZHkNCiAgICBzZW1hbnRpY3MgaW4gcGxhY2UgZm9yIGNncm91cHMgZGVz Y2VuZGFudHMsIHdvdWxkIGl0IGJlIHRoYXQgd2Ugc2V0DQogICAgVENQIHBhcmFtZXRlcnMgdHdp Y2Ugb3Igd291bGQgeW91IGRpc2FibGUgdGhlIGdsb2JhbCBvbmUgYWx0b2dldGhlcj8NCiAgICBK dXN0IHdvbmRlcmluZyBhcyB5b3UgY291bGQgYXZvaWQgdGhlc2UgYWx0b2dldGhlciB3aXRoIGdv aW5nIHZpYSBjZ3JvdXBzDQogICAgaW5pdGlhbGx5Lg0KICAgIA0KICAgIFRoYW5rcywNCiAgICBE YW5pZWwNCiAgICANCldlbGwsIGZvciBzdGFydGVycyB0aGUgZ2xvYmFsIHByb2dyYW0gd2lsbCB3 b3JrIGV2ZW4gaWYgQ09ORklHX0NHUk9VUF9CUEYgaXMNCm5vdCBkZWZpbmVkLiBJdCBpcyBhbHNv IGFuIGVhc2llciBjb25jZXB0IGZvciB3aGVuIGEgZ2xvYmFsIHByb2dyYW0gaXMgYWxsIHRoYXQN CmlzIHJlcXVpcmVkLiBCdXQgSSBhbHNvIGhhZCBpbiBtaW5kIHRoYXQgYmVoYXZpb3JzIHRoYXQg d2VyZSBpbiBjb21tb24gZm9yDQptb3N0IGNncm91cCBwcm9ncmFtcyBjb3VsZCBiZSBoYW5kbGVk IGJ5IHRoZSBnbG9iYWwgcHJvZ3JhbSBpbnN0ZWFkIG9mDQphZGRpbmcgaXQgdG8gYWxsIGNncm91 cCBwcm9ncmFtcy4gSW4gdGhpcyBzY2VuYXJpbyB0aGUgZ2xvYmFsIHByb2dyYW0NCnJlcHJlc2Vu dHMgdGhlIGRlZmF1bHQgYmVoYXZpb3IgdGhhdCBjYW4gYmUgb3ZlcnJpZGUgYnkgdGhlIGNncm91 cA0KcHJvZ3JhbSAocGVyIG9wKS4gRm9yIGV4YW1wbGUsIHRoZSBjZ3JvdXAgcHJvZ3JhbSBjb3Vs ZCByZXR1cm4gYSB2YWx1ZQ0KdG8gaW5kaWNhdGUgdGhhdCB0aGF0IG9wIHNob3VsZCBiZSBwYXNz ZWQgdG8gdGhlIGdsb2JhbCBwcm9ncmFtLiANCg0KSSBhZ3JlZSAxMDAlIHdpdGggeW91IG9uIHRo ZSB2YWx1ZSBvZiBjZ3JvdXAgcHJvZ3JhbXMsIGJ1dCBJIGp1c3QgaGFwcGVuDQp0byB0aGluayB0 aGVyZSBpcyBhbHNvIHZhbHVlIGluIHRoZSBnbG9iYWwgcHJvZ3JhbS4NCg0KVGhhbmtzLA0KTGF3 cmVuY2UNCg0K