linux-kernel - Re: [PATCH 2/2] perf kmem: resolve symbols

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Date:	Tue, 24 Nov 2009 08:50:57 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Arnaldo Carvalho de Melo <acme@...radead.org>
CC:	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Eduard - Gabriel Munteanu <eduard.munteanu@...ux360.ro>,
	Frédéric Weisbecker 
	<fweisbec@...il.com>, "linux-mm@...ck.org" <linux-mm@...ck.org>,
	Mike Galbraith <efault@....de>,
	Paul Mackerras <paulus@...ba.org>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [PATCH 2/2] perf kmem: resolve symbols

Arnaldo Carvalho de Melo wrote:
> From: Arnaldo Carvalho de Melo <acme@...hat.com>
> 
> E.g.
> 
> [root@...pio linux-2.6-tip]# perf kmem record sleep 3s
> [ perf record: Woken up 2 times to write data ]
> [ perf record: Captured and wrote 0.804 MB perf.data (~35105 samples) ]
> [root@...pio linux-2.6-tip]# perf kmem --stat caller | head -10
> ------------------------------------------------------------------------------
> Callsite                    |Total_alloc/Per | Total_req/Per | Hit  | Frag
> ------------------------------------------------------------------------------
> getname/40                  | 1519616/4096   | 1519616/4096  |   371|   0.000%
> seq_read/a2                 |  987136/4096   |  987136/4096  |   241|   0.000%
> __netdev_alloc_skb/43       |  260368/1049   |  259968/1048  |   248|   0.154%
> __alloc_skb/5a              |   77312/256    |   77312/256   |   302|   0.000%
> proc_alloc_inode/33         |   76480/632    |   76472/632   |   121|   0.010%
> get_empty_filp/8d           |   70272/192    |   70272/192   |   366|   0.000%
> split_vma/8e                |   42064/176    |   42064/176   |   239|   0.000%
> [root@...pio linux-2.6-tip]#
> 
> Cc: Eduard - Gabriel Munteanu <eduard.munteanu@...ux360.ro>
> Cc: Frédéric Weisbecker <fweisbec@...il.com>
> Cc: linux-mm@...ck.org <linux-mm@...ck.org>
> Cc: Li Zefan <lizf@...fujitsu.com>
> Cc: Mike Galbraith <efault@....de>
> Cc: Paul Mackerras <paulus@...ba.org>
> Cc: Pekka Enberg <penberg@...helsinki.fi>
> Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
> Cc: Steven Rostedt <rostedt@...dmis.org>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
> ---
>  tools/perf/builtin-kmem.c |   37 +++++++++++++++++++++++--------------
>  1 files changed, 23 insertions(+), 14 deletions(-)

I was about to send out my version. Any, thanks for doing this!

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