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

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Message-ID: <8bd0f97a0906191132n42eda4e3n680503c56f22640a@mail.gmail.com>
Date:	Fri, 19 Jun 2009 14:32:15 -0400
From:	Mike Frysinger <vapier.adi@...il.com>
To:	Robin Getz <rgetz@...ckfin.uclinux.org>
Cc:	Rusty Russell <rusty@...tcorp.com.au>,
	Linux kernel mailing list <linux-kernel@...r.kernel.org>
Subject: Re: module version magic and arches with symbol prefixes

On Fri, Jun 19, 2009 at 13:07, 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.
>
> 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 :)

it would also have the advantage of the BUG() being noticed sooner ...
but up to Rusty i guess.
-mike
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