netdev - Re: [RFC][PATCH] Fix another namespace issue with devices assigned to classes

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Message-ID: <AANLkTil4IvOiDHnLwAaeseEPVgYp-EF5TK1HfHitY3-H@mail.gmail.com>
Date:	Mon, 14 Jun 2010 11:13:39 +0200
From:	Kay Sievers <kay.sievers@...y.org>
To:	Johannes Berg <johannes@...solutions.net>
Cc:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Greg KH <greg@...ah.com>, netdev <netdev@...r.kernel.org>
Subject: Re: [RFC][PATCH] Fix another namespace issue with devices assigned to 
	classes

On Fri, Jun 11, 2010 at 11:55, Johannes Berg <johannes@...solutions.net> wrote:
> On Tue, 2010-06-08 at 18:39 +0200, Kay Sievers wrote:
>
>> That all works if you have two modules, like almost all buses have.
>> That's what I meant, that we need to add stuff to the core to be able
>> to cleanup bus devices internally too, if we use everything in a
>> single module, which is also supposed to cleanup on unload, like the
>> network devices like to do.
>
> Or some "wait for bus to be cleaned up" we can call in the module exit
> maybe?

That would block the rmmod process until the resources are cleaned up,
wouldn't it?

The network devices can do this because the cleanup code is always
compiled-in, for a module cleaning up itself, this is kind of
complicated, isn't it?

Kay
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