linux-kernel - Re: [RFC PATCH v2] trace: Move trace event enable from fs_initcall to early

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Message-ID: <CALF0-+WGTLQJQ-k3s11BjwpDnpJqByQuLEPttan+n4ecs2MQ5g@mail.gmail.com>
Date:	Tue, 4 Sep 2012 22:18:09 -0300
From:	Ezequiel Garcia <elezegarcia@...il.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org, Pekka Enberg <penberg@...nel.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...hat.com>, tim.bird@...sony.com,
	lizefan@...wei.com
Subject: Re: [RFC PATCH v2] trace: Move trace event enable from fs_initcall to early_initcall

Hi Steven,

On 8/17/12, Steven Rostedt <rostedt@...dmis.org> wrote:
> On Fri, 2012-08-17 at 09:03 -0300, Ezequiel Garcia wrote:
>> This patch splits trace event initialization in two stages:
>>  * ftrace enable
>>  * sysfs event entry creation
>>
>> This allows to capture trace events from an earlier point
>> by using 'trace_event' kernel parameter and is important
>> to trace boot-up allocations.
>>
>
> This is much better, I'll give it some tests and add it to my 3.7 queue.
>

Ping? Will you add this to your tree?

Thanks!
Ezequiel.
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