linux-kernel - Re: why network devices don't do reference counting? (Re: [PATCH] Module use count must be updated as bridges are created/destroyed)

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Message-ID: <Pine.LNX.4.64.0709271654270.30621@fbirervta.pbzchgretzou.qr>
Date:	Thu, 27 Sep 2007 16:55:36 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	Stephen Hemminger <shemminger@...ux-foundation.org>
cc:	Helge Hafting <helge.hafting@...el.hist.no>,
	Oleg Verych <olecom@...wer.upol.cz>,
	Jan Beulich <jbeulich@...ell.com>,
	bridge@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: why network devices don't do reference counting? (Re: [PATCH]
 Module use count must be updated as bridges are created/destroyed)

On Sep 27 2007 07:51, Stephen Hemminger wrote:
>
>You need every socket to close and all routes to go away including the 
>routes through loopback device, and still there probably are control 
>sockets buried inside ipv6 that hold ref count.
>
>IMHO the kernel should just admit that IPV6 can't be removed.

I cannot accept that. If ipv6.ko has a way to tack ipv6 structs onto all 
sockets, interfaces and addresses, it should also be able to untack it 
again.
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