linux-kernel - Re: [PATCH 12/54] perf tools: Enable config raw and numeric events

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Message-ID: <20160212141211.GJ16190@krava.redhat.com>
Date:	Fri, 12 Feb 2016 15:12:11 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	Wang Nan <wangnan0@...wei.com>
Cc:	Alexei Starovoitov <ast@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Brendan Gregg <brendan.d.gregg@...il.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Cody P Schafer <dev@...yps.com>,
	"David S. Miller" <davem@...emloft.net>,
	He Kuang <hekuang@...wei.com>,
	Jérémie Galarneau 
	<jeremie.galarneau@...icios.com>, Jiri Olsa <jolsa@...nel.org>,
	Kirill Smelkov <kirr@...edi.com>,
	Li Zefan <lizefan@...wei.com>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>, pi3orama@....com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 12/54] perf tools: Enable config raw and numeric events

On Fri, Feb 05, 2016 at 02:01:37PM +0000, Wang Nan wrote:
> This patch allows setting config terms for raw and numeric events.
> For example:
> 
>  # perf stat -e cycles/name=cyc/ ls
>  ...
>  1821108      cyc
>  ...
> 
>  # perf stat -e r6530160/name=event/ ls
>  ...
>  1103195      event
>  ...
> 
>  # perf record -e cycles -e 4:0x6530160/name=evtx,call-graph=fp/ -a sleep 1
>  ...
>  # perf report --stdio
>  ...
>  # Samples: 124  of event 'cycles'
>  46.61%     0.00%  swapper        [kernel.vmlinux]            [k] cpu_startup_entry
>  41.26%     0.00%  swapper        [kernel.vmlinux]            [k] start_secondary
>  ...
>  # Samples: 91  of event 'evtx'
>  ...
>  93.76%     0.00%  swapper      [kernel.vmlinux]            [k] cpu_startup_entry
>          |
>          ---cpu_startup_entry
>             |
>             |--66.63%--call_cpuidle
>             |          cpuidle_enter
>             |          |
>  ...
> 
> Signed-off-by: Wang Nan <wangnan0@...wei.com>
> Cc: He Kuang <hekuang@...wei.com>
> Cc: Alexei Starovoitov <ast@...nel.org>
> Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
> Cc: Jiri Olsa <jolsa@...nel.org>
> Cc: Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
> Cc: Namhyung Kim <namhyung@...nel.org>
> Cc: Zefan Li <lizefan@...wei.com>
> Cc: pi3orama@....com
> ---
>  tools/perf/util/parse-events.c |  3 ++-
>  tools/perf/util/parse-events.y | 10 ++++++----
>  2 files changed, 8 insertions(+), 5 deletions(-)
> 

please add new tests into parse-events tests ;-)

Acked-by: Jiri Olsa <jolsa@...nel.org>

thanks,
jirka