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

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Date:	Fri, 17 Aug 2012 11:28:28 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Ezequiel Garcia <elezegarcia@...il.com>
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

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.

Thanks,

-- Steve


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