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Message-ID: <4802808F.9020209@gmail.com>
Date: Mon, 14 Apr 2008 01:52:15 +0400
From: Dmitri Vorobiev <dmitri.vorobiev@...il.com>
To: David Erickson <halcyon1981@...il.com>
CC: linux-kernel@...r.kernel.org
Subject: Re: Kernel module unable to find an exported symbol
David Erickson пишет:
> Hi everyone, I have two kernel modules I am developing, both use the
> call_rcu exported function. The core module finds it no problem,
> installs, and uses it. The second module however when I try to insmod
> it complains:
>
> Unknown symbol call_rcu
>
> I have verified that it is exported via /proc/kallsyms:
> c04348c8 T call_rcu
>
> I am at a loss as to how to proceed, can anyone shed some light on how
> this could be happening? Or how to diagnose and debug the problem?
It is very much possible that adding the following line to the source
code of your module will help:
MODULE_LICENSE("GPL");
HTH,
Dmitri
>
> Thanks,
> David
>
> ps please CC me on a reply, thank you!
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