linux-kernel - Re: help needed with EXPORT

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Date:	Sat, 21 Aug 2010 11:23:36 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...ozas.de>
To:	Aijaz Baig <aijazbaig1@...il.com>
cc:	netfilter-devel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: help needed with EXPORT_SYMBOL

On Saturday 2010-08-21 08:57, Aijaz Baig wrote:

>So why is it that when my netfilter module is exporting something to the
>kernel and im tryin to use it from within a core kernel file, the
>compiler flags a 'undefined reference to' error?

There, you answered yourself. Exports only go one way. And that is
core -> module -> module.

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