linux-kernel - Re: [PATCH] Translate asm version of ELFNOTE macro into preprocessor macro

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Message-ID: <44EC6B12.4060909@goop.org>
Date:	Wed, 23 Aug 2006 07:49:54 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Ian Campbell <Ian.Campbell@...Source.com>
CC:	Andrew Morton <akpm@...l.org>,
	Virtualization <virtualization@...ts.osdl.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	"Eric W. Biederman" <ebiederm@...ssion.com>
Subject: Re: [PATCH] Translate asm version of ELFNOTE macro into preprocessor
 macro

Ian Campbell wrote:
> The first is that older gas does not support :varargs in .macro
> definitions (in my testing 2.17 does while 2.15 does not, I don't know
> when it became supported). The Changes file says binutils >= 2.12 so I
> think we need to avoid using it. There are no other uses in mainline or
> -mm. Old gas appears to just ignore it so you get "too many arguments"
> type errors.
>   
OK, seems reasonable.  Eric Biederman solved this by having NOTE/ENDNOTE 
(or something like that) in his "bzImage with ELF header" patch, but I 
don't remember it being used in any way which is incompatible with using 
a CPP macro.

Signed-off-by: Jeremy Fitzhardinge <jeremy@...source.com>

    J
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