From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Fri, 29 Apr 2011 00:25:30 -0700 (PDT)
Message-Id: <20110429.002530.112581952.davem@davemloft.net>
From: David Miller <davem@davemloft.net>
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References: <4DBA830A020000780003ED5D@vpn.id2.novell.com>
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Subject: Re: [Bridge] [PATCH] bridge: Module use count must be updated as
 bridges are created/destroyed
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To: JBeulich@novell.com
Cc: netdev@vger.kernel.org, bridge@lists.linux-foundation.org, jeffm@suse.com

From: "Jan Beulich" <JBeulich@novell.com>
Date: Fri, 29 Apr 2011 08:21:14 +0100

> Otherwise 'modprobe -r' on a module having a dependency on bridge will
> implicitly unload bridge, bringing down all connectivity that was using
> bridges.
> 
> Signed-off-by: Jan Beulich <jbeulich@novell.com>
> Cc: Jeff Mahoney <jeffm@suse.com>

All network device drivers behave exactly the same way, when you rmmod
the thing we unconfigure all the routes, addresses, etc. going through
that device and let you unload it.

And this behavior is very much intentional.

Don't add an exception here.