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From: Namhyung Kim <namhyung@kernel.org>
To: Jiri Olsa <jolsa@redhat.com>
Cc: linux-kernel@vger.kernel.org, Corey Ashford <cjashfor@linux.vnet.ibm.com>,
        Frederic Weisbecker <fweisbec@gmail.com>, Ingo Molnar <mingo@elte.hu>,
        Paul Mackerras <paulus@samba.org>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
        David Ahern <dsahern@gmail.com>
Subject: Re: [PATCH 0/2] perf tools: Add --header/--header-only options
References: <1386583370-1699-1-git-send-email-jolsa@redhat.com>
Date: Tue, 10 Dec 2013 09:06:53 +0900
In-Reply-To: <1386583370-1699-1-git-send-email-jolsa@redhat.com> (Jiri Olsa's
	message of "Mon, 9 Dec 2013 11:02:48 +0100")
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Hi Jiri,

On Mon,  9 Dec 2013 11:02:48 +0100, Jiri Olsa wrote:
> Currently the perf.data header is always displayed for stdio
> output, which is no always useful.
>
> Disabling header information by default and adding following
> options to control header output:

Hmm.. I'm not sure it's OK to change the user-visible default behavior.
At least we can provide help message for old users?

Thanks,
Namhyung


>   --header      - display header information (old default)
>   --header-only - display header information only w/o further
>                   processing.
>
> thanks,
> jirka
>
>
> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
> Cc: Frederic Weisbecker <fweisbec@gmail.com>
> Cc: Ingo Molnar <mingo@elte.hu>
> Cc: Namhyung Kim <namhyung@kernel.org>
> Cc: Paul Mackerras <paulus@samba.org>
> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
> Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
> Cc: David Ahern <dsahern@gmail.com>
> ---
>  tools/perf/Documentation/perf-report.txt |  6 ++++++
>  tools/perf/Documentation/perf-script.txt |  6 ++++++
>  tools/perf/builtin-report.c              | 19 ++++++++++++++++---
>  tools/perf/builtin-script.c              | 13 ++++++++++---
>  4 files changed, 38 insertions(+), 6 deletions(-)