linux-kernel - Re: [PATCH 1/4] perf tools: Split -g and --call-graph for record command

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Message-ID: <87k3gx967f.fsf@sejong.aot.lge.com>
Date:	Mon, 28 Oct 2013 16:59:16 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	linux-kernel@...r.kernel.org,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	David Ahern <dsahern@...il.com>, Ingo Molnar <mingo@...e.hu>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Andi Kleen <andi@...stfloor.org>,
	Adrian Hunter <adrian.hunter@...el.com>
Subject: Re: [PATCH 1/4] perf tools: Split -g and --call-graph for record command

Hi Jiri,

On Sat, 26 Oct 2013 16:25:33 +0200, Jiri Olsa wrote:
> Splitting -g and --call-graph for record command, so we could
> use '-g' with no option.
>
> The '-g' option now takes NO argument and enables the configured
> unwind method, which is currently the frame pointers method.
>
> It will be possible to configure unwind method via config
> file in upcoming patches.
>
> All current '-g' arguments is overtaken by --call-graph option.

  $ perf record --call-graph none -- true
  callchain: Unknown -g option value: none

It should be

  callchain: Unknown --call-graph option value: none


Thanks,
Namhyung
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