netdev - Re: [PATCH] sysfs: Don't allow the creation of symlinks we can't remove

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Date:	Tue, 20 Jul 2010 13:13:34 -0700
From:	Greg KH <gregkh@...e.de>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Greg KH <greg@...ah.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	"Maciej W. Rozycki" <macro@...ux-mips.org>,
	Kay Sievers <kay.sievers@...y.org>,
	Johannes Berg <johannes@...solutions.net>,
	netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH] sysfs: Don't allow the creation of symlinks we can't
	remove

On Mon, Jul 19, 2010 at 01:34:51PM -0700, Andrew Morton wrote:
> On Thu, 8 Jul 2010 16:06:01 -0700
> Greg KH <greg@...ah.com> wrote:
> 
> > On Thu, Jul 08, 2010 at 03:28:53PM -0700, Eric W. Biederman wrote:
> > > Greg KH <greg@...ah.com> writes:
> > > 
> > > > With this patch, how does the existing code fail as the drivers aren't
> > > > fixed up?
> > > >
> > > > I like this change, just worried it will cause problems if it gets into
> > > > .35, without your RFC patch.  Will it?
> > > 
> > > It don't expect this patch to be worse than where we are current at.
> > > Network devices are renamed, and come and go enough that both the
> > > mac80211_hwsim and the bnep driver are currently unusable with a
> > > failure only the rename and remove.
> > > 
> > > This patch simply moves the failure into creation where we are a little more
> > > prepared to deal with problems, and this patch is limited to mac80211_hwsim,
> > > bnep, and any hypothetically undiscovered other network devices that
> > > have the same problem.
> > > 
> > > mac80211_hwsim with just this patch becomes somewhat usable as it's primary
> > > network device gets registered and the module can be loaded and unloaded.  It
> > > just doesn't create the wlan0 and wlan1 interfaces for the wifi interfaces.
> > 
> > Fair enough, I've commited it now, let's see what happens :)
> 
> geethanks!
> 
> On the FC6 test box I have no networking.

Ick.

Eric, any ideas?

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