Date: Thu, 15 Sep 2005 18:33:24 +0200
From: Sam Ravnborg <sam@ravnborg.org>
To: "Budde, Marco" <budde@telos.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: How to find "Unresolved Symbols"
Message-ID: <20050915163324.GA7734@mars.ravnborg.org>
References: <809C13DD6142E74ABE20C65B11A2439809C4CA@www.telos.de>
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On Thu, Sep 15, 2005 at 02:47:02PM +0200, Budde, Marco wrote:
> Hi,
> 
> I am working on a larger kernel module.
> This module will be based on a lot of
> portable code, for which I have to implement
> the OS depended code.
> 
> At the moment I can compile the complete
> code into a module. Some of OS depended
> code is still missing, but I do not get
> any warnings from kbuild.
> 
> When I try to load the module, I can a really
> strange error message:
> 
>  insmod: error inserting 'foo.o': -795847932 Function not implemented
> 
> What does that mean? How can I get a list
> of missing symbols?

How do you compile the module?
I you use:
make dir/file.ko
then kbuild will warn you about undefined symbols.
Here I assume you only use standard methods in your kbuild file, and do
not play funny tricks with vermagic etc.

	Sam
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