Re: [Rt2400-devel] Please pull 'upstream' branch of rt2x00

[Ivo van Doorn <ivdoorn@gmail.com>]

On Tuesday 05 August 2008, Johannes Berg wrote:
> On Tue, 2008-08-05 at 20:30 +0200, Ivo van Doorn wrote:
> 
> > > > =============================================
> > > > [ INFO: possible recursive locking detected ]
> > > > 2.6.27-rc1-rt2-wl #1
> > > > ---------------------------------------------
> > > > rt61pci/4405 is trying to acquire lock:
> > > >  (_xmit_IEEE80211#2){-...}, at: [<ffffffffa014cc52>]
> > > > ieee80211_scan_completed+0x172/0x320 [mac80211]
> > > > 
> > > > but task is already holding lock:
> > > >  (_xmit_IEEE80211#2){-...}, at: [<ffffffffa014cc52>]
> > > > ieee80211_scan_completed+0x172/0x320 [mac80211]
> > > > 
> > > 
> > > I get that same lockdep warning when using the mainline kernel with b43. It 
> > > doesn't seem to cause any problems.
> > 
> > Sounds like a mac80211 bug then, can't find something obvious at first glance,
> > but perhaps Johannes has an idea?
> 
> I ignore everything with the TX lock in it because those have been
> wrongly annotated in a bunch of versions, including -rc1 afaik.

Heh ok. :)

Ivo