linux-kernel - Re: [PATCH] modpost: Ignore ARC specific non-alloc sections

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Message-ID: <20121227204816.GA2068@merkur.ravnborg.org>
Date:	Thu, 27 Dec 2012 21:48:16 +0100
From:	Sam Ravnborg <sam@...nborg.org>
To:	Vineet Gupta <Vineet.Gupta1@...opsys.com>
Cc:	Michal Marek <mmarek@...e.cz>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Tony Lindgren <tony@...mide.com>, linux-kernel@...r.kernel.org,
	linux-arch@...r.kernel.org
Subject: Re: [PATCH] modpost: Ignore ARC specific non-alloc sections

On Thu, Dec 27, 2012 at 04:17:20PM +0530, Vineet Gupta wrote:
> ARC relocatable object files contain one/more .gnu.linkonce.arcextmap.*
> sections (collated by kernel/vmlinux.lds into .arcextmap in final link).
> This section is used by debuggers to display the extension instructions
> and need-not be loaded by target (hence !SHF_ALLOC)
> 
> The final kernel binary only needs .arcextmap entry in modpost's ignore
> list (section_white_list[]). However when building modules, modpost scans
> each object file individually, hence tripping on non-aggregated
> .gnu.linkonce.arcextmap.* entries as well.

The list exist for this particular purpose.
So acked.

> 
> Thus need for the 2 entires !
> 
> Signed-off-by: Vineet Gupta <vgupta@...opsys.com>
Acked-by: Sam Ravnborg <sam@...nborg.org>


	Sam
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