On Sun, 2009-10-11 at 17:41 +0800, Dave Young wrote:
> Hi,
>
> I got lockdep warnings about possible circular lock with
> b43 interface startup. It looks like a real problem.
>
> [ 71.974542] wlan0: deauthenticating from 00:19:e0:db:24:de by local choice (reason=3)
> [ 72.004352] b43-phy0 debug: Removing Interface type 2
> [ 72.005431]
> [ 72.005435] =======================================================
> [ 72.006168] [ INFO: possible circular locking dependency detected ]
> [ 72.006759] 2.6.32-rc3-mm1 #4
> [ 72.007047] -------------------------------------------------------
> [ 72.007617] ifconfig/2175 is trying to acquire lock:
> [ 72.007617] (&(&rfkill->poll_work)->work){+.+...}, at: [<c0239375>] __cancel_work_timer+0x8c/0x18e
> [ 72.007617]
> [ 72.007617] but task is already holding lock:
> [ 72.007617] (&wl->mutex){+.+.+.}, at: [<f8fa5359>] b43_op_stop+0x28/0x6a [b43]
I believe this is already taken care of by Larry.
johannes
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