linux-kernel - Re: [RFC 0/7] perf report/gtk: Add support for hierarchy view

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Message-ID: <87vc6c3iam.fsf@sejong.aot.lge.com>
Date:	Tue, 21 May 2013 16:26:25 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Pekka Enberg <penberg@...nel.org>
Cc:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung.kim@....com>,
	LKML <linux-kernel@...r.kernel.org>,
	Jiri Olsa <jolsa@...hat.com>, David Ahern <dsahern@...il.com>,
	Stephane Eranian <eranian@...gle.com>
Subject: Re: [RFC 0/7] perf report/gtk: Add support for hierarchy view

Hi Pekka,

On Tue, 21 May 2013 10:04:05 +0300, Pekka Enberg wrote:
> Hello,
>
> On Tue, May 21, 2013 at 9:14 AM, Namhyung Kim <namhyung@...nel.org> wrote:
>> This patchset implements a new feature that collects hist entries in a
>> hierachical manner.  That means lower-level entries are belonged to an
>> upper-level entry.  The entry hierachy is built on the sort keys
>> given, so users can set it whatever they want.  It only shows
>> top-level entries first, and user can expand/collapse it dynamically.
>>
>> This is only implemented in --gtk currently, since it's well-matched
>> to the GTK tree view widget and I didn't want to be bothered with the
>> TUI browser code at this stage. :)
>
> Can use this infrastructure to support call-graphs in the GTK UI?

Yes, I think it's doable.  I don't have an idea how to use both of the
features at the same time though.  Anyway, I'll try to add support for
callchains later.

Thanks,
Namhyung
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