linux-kernel - Re: [PATCH -mm] tracing: Fix section mismatch in trace_hw

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Message-ID: <20090222162355.GB6003@nowhere>
Date:	Sun, 22 Feb 2009 17:23:56 +0100
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc:	Rakib Mullick <rakib.mullick@...il.com>,
	Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>, markus.t.metzger@...il.com
Subject: Re: [PATCH -mm] tracing: Fix section mismatch in
	trace_hw_branches.c

On Mon, Feb 23, 2009 at 01:15:08AM +0900, KOSAKI Motohiro wrote:
> > When I saw this patch, I searched the real purpose of __cpuinit and its
> > real impact.
> > But I didn't find any comments about it inside the kernel.
> 
> AFAIK, __cpuinit mean
> 
> if UP,                     __cpuinit == __init
> if SMP=Y && HOTPLUG_CPU=y, __cpuinit == "" (do nothing)
> if SMP=Y && HOTPLUG_CPU=n, __cpuinit == __init
> 
> 
>

Ok, thanks for the information. 

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