linux-kernel - Re: [PATCHv2] perf tools: Add +field argument support for --sort option

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Date:	Tue, 26 Aug 2014 17:02:58 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Jiri Olsa <jolsa@...nel.org>, linux-kernel@...r.kernel.org,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Jean Pihet <jean.pihet@...aro.org>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCHv2] perf tools: Add +field argument support for --sort option

Hi Jiri,

On Sat, 23 Aug 2014 14:59:48 +0200, Jiri Olsa wrote:
> Adding support to add field(s) to default sort order
> via using the '+' prefix, like for report:
>
>   $ perf report
>   Samples: 2K of event 'cycles', Event count (approx.): 882172583
>   Overhead  Command          Shared Object                Symbol
>      7.39%  swapper          [kernel.kallsyms]            [k] intel_idle
>      1.97%  firefox          libpthread-2.17.so           [.] pthread_mutex_lock
>      1.39%  firefox          [snd_hda_intel]              [k] azx_get_position
>      1.11%  firefox          libpthread-2.17.so           [.] pthread_mutex_unlock
>
>   $ perf report -s +cpu
>   Samples: 2K of event 'cycles', Event count (approx.): 882172583
>   Overhead  Command          Shared Object                Symbol                      CPU
>      2.89%  swapper          [kernel.kallsyms]            [k] intel_idle              000
>      2.61%  swapper          [kernel.kallsyms]            [k] intel_idle              002
>      1.20%  swapper          [kernel.kallsyms]            [k] intel_idle              001
>      0.82%  firefox          libpthread-2.17.so           [.] pthread_mutex_lock      002
>
> Works in general for commands using --sort option.
>
> Cc: Arnaldo Carvalho de Melo <acme@...nel.org>
> Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com>
> Cc: David Ahern <dsahern@...il.com>
> Cc: Frederic Weisbecker <fweisbec@...il.com>
> Cc: Ingo Molnar <mingo@...nel.org>
> Cc: Jean Pihet <jean.pihet@...aro.org>
> Cc: Paul Mackerras <paulus@...ba.org>
> Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
> Signed-off-by: Jiri Olsa <jolsa@...nel.org>

Acked-by: Namhyung Kim <namhyung@...nel.org>

Thanks,
Namhyung
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