linux-kernel - Re: [PATCH 1/1] devtmpfs: Fix section mismatch warning

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Date:	Sun, 21 Aug 2011 04:31:42 +0000 (UTC)
From:	Wanlong Gao <wanlong.gao@...il.com>
To:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] devtmpfs: Fix section mismatch warning

Greg KH <gregkh <at> suse.de> writes:

> 
> On Sun, Aug 21, 2011 at 10:44:15AM +0800, Harvey Yang wrote:
> > drivers/base/built-in.o(.text+0xe554): Section mismatch in reference f
> > rom the function devtmpfsd() to the variable .init.data:setup_done
> > The function devtmpfsd() references
> > the variable __initdata setup_done.
> > This is often because devtmpfsd lacks a __initdata
> > annotation or the annotation of setup_done is wrong.
> > 
> > "setup_done" is not used after init. but putting it into initdata section 
leads a section mismatch
> warning, so initialize it dynamically in __init function.
> > 
> > Signed-off-by: Harvey Yang <harvey.huawei.yang <at> gmail.com>
> 
> Already in linux-next, thanks, it will go to Linus next week.
> 
> greg k-h
> 
Greg has already committed a simple patch.
Plz see:
http://git.kernel.org/?p=linux/kernel/git/next/linux-
next.git;a=commitdiff;h=f9e0b159dbff693bacb64a929e04f442df985b50

Thanks
-Wanlong Gao

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