linux-kernel - Re: input_polldev won't load as a module

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Date:	Sat, 26 May 2007 23:42:37 -0400
From:	Dmitry Torokhov <dtor@...ightbb.com>
To:	Cédric Augonnet <cedric.augonnet@...il.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: input_polldev won't load as a module

Hi Cédric,

On Saturday 26 May 2007 17:25, Cédric Augonnet wrote:
> Hi,
> 
> When trying to load input_polldev compiled as a module on my
> 2.6.22-rc2-mm1 kernel, it is impossible because of some symbols that
> are said to be missing :
> 
> gonnet@...cinet:~$ sudo modprobe input_polldev
> FATAL: Error inserting input_polldev
> (/lib/modules/2.6.22-rc2-mm1=porcinet/kernel/drivers/input/misc/input-polldev.ko):
> Unknown symbol in module, or unknown parameter (see dmesg)
> gonnet@...cinet:~$ dmesg
> [  137.559553] input_polldev: Unknown symbol queue_delayed_work
> [  137.559621] input_polldev: Unknown symbol destroy_workqueue
> [  137.559652] input_polldev: Unknown symbol __create_workqueue
> 
> I enclosed my .config in case it may help.
> 
> On the other hand, if I choose CONFIG_INPUT_POLLDEV=y, it seems to
> work without any problem. Provided the Kconfig file, it looks like
> this could compiled either like that or as a module.
> 
> Unfortunately, given my very limited understanding i could really not
> figure out why these symbols cannot be resolved, so i'll be really
> interrested if anyone can propose a solution or an explanation.
> 

It is caused by nyssing GPL license for the module. Please try 2.6.22-rc3,
the issue should be fixed by commit 36bd52a49b790a71f3d353cdddf2f22e1e6f84ff.

-- 
Dmitry
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