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

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Date:	Tue, 08 Jun 2010 18:33:36 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Kay Sievers <kay.sievers@...y.org>
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 Tue, 2010-06-08 at 18:26 +0200, Kay Sievers wrote:

> >> To fix the hwsim driver core interaction, core changes will probably
> >> be needed to allow network modules to be removed while their devices
> >> are active. That's something which seems not to work for bus devices
> >> currently.
> >
> > Well it just needs to pin the module refcount from the bus and/or device
> > struct. That seems not too hard?
> 
> How? If we ever get a reference of the module, it will not be able to
> be unloaded while stuff is active, right?

Hmm, true, but how does this work with class devices it has now? It
seems to work fine now. It's because we have a generic release function
there I guess?

johannes

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