linux-kernel - Re: module version magic and arches with symbol prefixes

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Message-Id: <200906231637.38819.rusty@rustcorp.com.au>
Date:	Tue, 23 Jun 2009 16:37:36 +0930
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Robin Getz <rgetz@...ckfin.uclinux.org>
Cc:	"Mike Frysinger" <vapier.adi@...il.com>,
	"Linux kernel mailing list" <linux-kernel@...r.kernel.org>
Subject: Re: module version magic and arches with symbol prefixes

On Sat, 20 Jun 2009 02:37:45 am Robin Getz wrote:
> On Fri 19 Jun 2009 09:14, Mike Frysinger pondered:
> > On Fri, Jun 19, 2009 at 08:54, Robin Getz wrote:
> > > On Fri 19 Jun 2009 01:38, Rusty Russell pondered:
> > >> No, it means the kernel didn't build properly.
> > >
> > > Or a module didn't build properly.
> >
> > nah, when i talked to you earlier i was wrong -- this find_symbol() is
> > looking up the symbol in the kernel, not in the module.  the lookup of
> > the symbol in the requested module actually works.
>
> OK - Yeah, I see it now in the kernel proper. (sorry for the noise)
>
> Wouldn't it make sense to move this somewhere else then? and add a
> __initcall() for it? We should only need to check for it once - it would
> make things insignificantly faster, and smaller :)

Patch welcome.

Rusty.


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