From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161801AbeCAU5P (ORCPT ); Thu, 1 Mar 2018 15:57:15 -0500 Received: from mail.kdab.com ([176.9.126.58]:24676 "EHLO mail.kdab.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161577AbeCAU5M (ORCPT ); Thu, 1 Mar 2018 15:57:12 -0500 From: Milian Wolff To: Andi Kleen Cc: Alexey Budankov , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Alexander Shishkin , Jiri Olsa , Namhyung Kim , linux-kernel , Dmitri Prokhorov Subject: Re: [RFC PATCH] perf/core: exposing type of context-switch-out event Date: Thu, 01 Mar 2018 21:57:07 +0100 Message-ID: <8840260.4tRkpliXxk@agathebauer> Organization: KDAB In-Reply-To: <20180301193659.GJ21543@tassilo.jf.intel.com> References: <06006a92-3745-0785-cb11-ddbf70e84ded@linux.intel.com> <11785831.IWU0hVXpm2@agathebauer> <20180301193659.GJ21543@tassilo.jf.intel.com> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart2419848.BpMKF7VYFp"; micalg="sha256"; protocol="application/pkcs7-signature" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --nextPart2419848.BpMKF7VYFp Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1" On Donnerstag, 1. M=E4rz 2018 20:36:59 CET Andi Kleen wrote: > > Please also add documentation Documentation/perf.data-file-format.txt, = but > > I just noticed that not even PERF_RECORD_SWITCH is documented there... > > That file only covers fields not generated by the kernel, but this > is coming from the kernel. >=20 > Kernel records are documented in the manpage, but Vince usually updates > that on his own. Ah, TIL - thanks for that tip! But I still think it would be good to have a= =20 complete documentation of the perf.data file format in one place. I guess=20 patches would be welcome to add more aspects of the file format there, even= if=20 it's generated by the kernel? That helps for thirdparty tools that parse th= e=20 perf.data files (like perfparser used by QtCreator and hotspot). Cheers =2D-=20 Milian Wolff | milian.wolff@kdab.com | Senior Software Engineer KDAB (Deutschland) GmbH, a KDAB Group company Tel: +49-30-521325470 KDAB - The Qt, C++ and OpenGL Experts --nextPart2419848.BpMKF7VYFp Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Disposition: attachment; filename="smime.p7s" Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCCDEIw ggXmMIIDzqADAgECAhBqm+E4O/8ra58B1dm4p1JWMA0GCSqGSIb3DQEBDAUAMIGFMQswCQYDVQQG EwJHQjEbMBkGA1UECBMSR3JlYXRlciBNYW5jaGVzdGVyMRAwDgYDVQQHEwdTYWxmb3JkMRowGAYD VQQKExFDT01PRE8gQ0EgTGltaXRlZDErMCkGA1UEAxMiQ09NT0RPIFJTQSBDZXJ0aWZpY2F0aW9u IEF1dGhvcml0eTAeFw0xMzAxMTAwMDAwMDBaFw0yODAxMDkyMzU5NTlaMIGXMQswCQYDVQQGEwJH QjEbMBkGA1UECBMSR3JlYXRlciBNYW5jaGVzdGVyMRAwDgYDVQQHEwdTYWxmb3JkMRowGAYDVQQK ExFDT01PRE8gQ0EgTGltaXRlZDE9MDsGA1UEAxM0Q09NT0RPIFJTQSBDbGllbnQgQXV0aGVudGlj YXRpb24gYW5kIFNlY3VyZSBFbWFpbCBDQTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEB 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