From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751933AbcFWJRa (ORCPT ); Thu, 23 Jun 2016 05:17:30 -0400 Received: from szxga01-in.huawei.com ([58.251.152.64]:25013 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751355AbcFWJRZ (ORCPT ); Thu, 23 Jun 2016 05:17:25 -0400 From: Wang Nan To: , CC: , , Wang Nan Subject: [PATCH 0/6] perf ctf: Convert comm, fork and exit events to CTF Date: Thu, 23 Jun 2016 09:16:17 +0000 Message-ID: <1466673383-105778-1-git-send-email-wangnan0@huawei.com> X-Mailer: git-send-email 1.8.3.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.107.193.248] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020203.576BA917.016F,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0, ip=0.0.0.0, so=2013-06-18 04:22:30, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: f3345871611ebdbb7d757a6805d8ecb6 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org After converting perf.data to CTF, we lost pid-tid-comm mapping. Which makes inconvience. For example, in perf script output we know which process issue an event like this: compiz 19361 [001] 3275709.313929: raw_syscalls:sys_exit: NR 7 = 0 After converting to CTF, we only get this: [3275709.313929985] (+0.110646118) raw_syscalls:sys_exit: { cpu_id = 1 }, { perf_ip = 0xFFFFFFFF8107B2E8, perf_tid = 19361, perf_pid = 19361, perf_id = 18920, perf_period = 1, common_type = 16, common_flags = 0, common_preempt_count = 1, common_pid = 19361, id = 7, ret = 0 } Currently, if we want to find the name and parent of a process, we have to collect 'sched:sched_switch' event. This patch set add a '--all' option to 'perf convert', converts comm, fork and exit events to CTF output. CTF user now can track the mapping by their own. Wang Nan (6): perf ctf: Add value_set_string() helper perf ctf: Pass convert options through structure perf ctf: Add non_sample option perf ctf: Generate comm event to CTF output perf ctf: Add '--all' option for 'perf data convert' perf ctf: Generate fork and exit events to CTF output tools/perf/Documentation/perf-data.txt | 5 +- tools/perf/builtin-data.c | 11 +- tools/perf/util/data-convert-bt.c | 185 ++++++++++++++++++++++++++++++++- tools/perf/util/data-convert-bt.h | 4 +- tools/perf/util/data-convert.h | 9 ++ 5 files changed, 207 insertions(+), 7 deletions(-) create mode 100644 tools/perf/util/data-convert.h -- 1.8.3.4