Re: [PATCH v2] modpost: fix unwanted VMLINUX_SYMBOL_STR expansion

[Rusty Russell <rusty@rustcorp.com.au>]

James Hogan <james.hogan@imgtec.com> writes:
> 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.
>
> Reported-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
> Reported-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> Signed-off-by: James Hogan <james.hogan@imgtec.com>
> Cc: Rusty Russell <rusty@rustcorp.com.au>
> Cc: H. Peter Anvin <hpa@zytor.com>
> Tested-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
> Tested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
>
> I've corrected commit message tags for Rusty's convenience.
> Updated Reported-by to include Andy
> Taken the liberty of adding Tetsuo's Tested-by

Applied.

Thanks especially for chasing this: I was away for a few days last week.

Cheers,
Rusty.