linux-kernel - Re: [PATCH] x86_32: Fix module version table mismatch.

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Message-Id: <201304242128.JGD59575.OFFVLOSOJHFtQM@I-love.SAKURA.ne.jp>
Date:	Wed, 24 Apr 2013 21:28:01 +0900
From:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To:	james.hogan@...tec.com, hpa@...or.com, rusty@...tcorp.com.au
Cc:	arjan@...radead.org, linux-kernel@...r.kernel.org,
	andy.shevchenko@...il.com
Subject: Re: [PATCH] x86_32: Fix module version table mismatch.

James Hogan wrote:
> How does the patch below look? I presume this is preferred over
> making VMLINUX_SYMBOL_STR non-argument-expanding?
> 
> Thanks
> James
> 
> Subject: [PATCH 1/1] modpost: fix unwanted VMLINUX_SYMBOL_STR expansion
> 
> Commit a4b6a77b77ba4f526392612c2365797fab956014 ("module: fix symbol
> versioning with symbol prefixes") broke the MODVERSIONS loading of any
> module using memcmp (e.g. ipv6) on x86_32, as it's defined to
> __builtin_memcmp which is expanded by VMLINUX_SYMBOL_STR. Use
> __VMLINUX_SYMBOL_STR instead which doesn't expand the argument.
> 
The patch solves this problem. Thank you.
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