linux-kernel - Re: [PATCH 2/2] tracing: Remove kmemtrace tracer

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Message-ID: <84144f020911200027m6ac15e48laf95f7f3f8a92e3d@mail.gmail.com>
Date:	Fri, 20 Nov 2009 10:27:16 +0200
From:	Pekka Enberg <penberg@...helsinki.fi>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	Ingo Molnar <mingo@...e.hu>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Eduard - Gabriel Munteanu <eduard.munteanu@...ux360.ro>,
	LKML <linux-kernel@...r.kernel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: Re: [PATCH 2/2] tracing: Remove kmemtrace tracer

On Fri, Nov 20, 2009 at 10:24 AM, Li Zefan <lizf@...fujitsu.com> wrote:
> 于 2009年11月20日 16:20, Pekka Enberg 写道:
>> Li Zefan kirjoitti:
>>> The kmem trace events can replace the functions of kmemtrace
>>> tracer.
>>>
>>> And kmemtrace-user can be modified to use trace events.
>>> (But after cloning the git repo, I found it's still based on
>>> the original relay version..), not to mention now we have
>>> 'perf kmem' tool.
>>>
>>> Signed-off-by: Li Zefan <lizf@...fujitsu.com>
>>
>> NAK for the time being. "perf kmem" output is not yet as good as that of
>> kmemtrace-user.
>>
>
> But is the current kmemtrace-user based on kmemtrace?
>
> From the git repo:
>        http://repo.or.cz/w/kmemtrace-user.git
>
> I found it's still based on relay.

The "ftrace-temp" branch seems to have the ftrace based version in it. Eduard?

                      Pekka
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