Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754683AbbDHRpW (ORCPT ); Wed, 8 Apr 2015 13:45:22 -0400 Received: from mx1.redhat.com ([209.132.183.28]:38261 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754656AbbDHRpV (ORCPT ); Wed, 8 Apr 2015 13:45:21 -0400 Date: Wed, 8 Apr 2015 19:45:10 +0200 From: Jiri Olsa To: He Kuang Cc: bigeasy@linutronix.de, jolsa@kernel.org, acme@kernel.org, a.p.zijlstra@chello.nl, mingo@redhat.com, wangnan0@huawei.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/2] perf data: Show error message when ctf setup failed Message-ID: <20150408174510.GA20250@krava.redhat.com> References: <1428468560-27401-1-git-send-email-hekuang@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1428468560-27401-1-git-send-email-hekuang@huawei.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1953 Lines: 71 On Wed, Apr 08, 2015 at 12:49:19PM +0800, He Kuang wrote: > Show message when errors occurred during ctf conversion setup. > > Before this patch: > $ ./perf data convert --to-ctf=ctf > $ echo $? > 255 > > After this patch: > $ ./perf data convert --to-ctf=ctf > Error during CTF convert setup. so I have like 5 more patches from the original CTF set which I'm holding until all works with tracecompass: http://marc.info/?l=linux-kernel&m=142736197610573&w=2 Is it working for you? How do you test resulted CTF data? anyway the patch looks ok, just small nit below > > Signed-off-by: He Kuang > --- > tools/perf/util/data-convert-bt.c | 8 ++++++-- > 1 file changed, 6 insertions(+), 2 deletions(-) > > diff --git a/tools/perf/util/data-convert-bt.c b/tools/perf/util/data-convert-bt.c > index dd17c9a..a5b89b9 100644 > --- a/tools/perf/util/data-convert-bt.c > +++ b/tools/perf/util/data-convert-bt.c > @@ -847,11 +847,15 @@ int bt_convert__perf2ctf(const char *input, const char *path, bool force) > (double) c.events_size / 1024.0 / 1024.0, > c.events_count); > > - /* its all good */ > -free_session: > perf_session__delete(session); > + ctf_writer__cleanup(cw); > + this leg can also fail due to: err = perf_session__process_events(session); if (!err) err = bt_ctf_stream_flush(cw->stream); so we might want to inform about that like: if (err) pr_err("Error during conversion.\n"); thanks, jirka > + return err; > > +free_session: > + perf_session__delete(session); > free_writer: > ctf_writer__cleanup(cw); > + pr_err("Error during CTF convert setup.\n"); > return err; > } > -- > 2.3.3.220.g9ab698f -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/