From: David Ahern <dsahern@gmail.com>
To: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>,
Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@kernel.org>,
Namhyung Kim <namhyung.kim@lge.com>,
LKML <linux-kernel@vger.kernel.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
Jiri Olsa <jolsa@redhat.com>
Subject: Re: [PATCH v2 2/3] perf script: Print comm, fork and exit events also
Date: Mon, 18 Nov 2013 07:19:38 -0700 [thread overview]
Message-ID: <528A21FA.1050309@gmail.com> (raw)
In-Reply-To: <20131118135700.GB3669@ghostprotocols.net>
On 11/18/13, 6:57 AM, Arnaldo Carvalho de Melo wrote:
> Em Mon, Nov 18, 2013 at 02:34:53PM +0900, Namhyung Kim escreveu:
>> If --show-task option is given, also print internal COMM, FORK and
>> EXIT events. It would be helpful for debugging.
>
> Humm, --show-task-events is clearer albeit long :-\ With shell
> completion shouldn't be an issue tho.
>
> Also, can't we use: perf_event__fprintf_{mmap,comm,task}?
Good point. Those can be used to dump data after perf-script's
sample_start. From a quick review it looks like perf_event__fprintf can
be used rather than the lower fprintf_mmap functions.
David
next prev parent reply other threads:[~2013-11-18 14:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-18 5:34 [PATCH v2 1/3] perf script: Move evname print code to process_event() Namhyung Kim
2013-11-18 5:34 ` [PATCH v2 2/3] perf script: Print comm, fork and exit events also Namhyung Kim
2013-11-18 13:57 ` Arnaldo Carvalho de Melo
2013-11-18 14:19 ` David Ahern [this message]
2013-11-19 0:18 ` Namhyung Kim
2013-11-25 13:42 ` Arnaldo Carvalho de Melo
2013-11-18 5:34 ` [PATCH v2 3/3] perf script: Print mmap[2] " Namhyung Kim
2013-11-30 12:50 ` [tip:perf/core] perf script: Move evname print code to process_event() tip-bot for Namhyung Kim
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