On Wed, 2006-06-28 at 11:09 -0700, Miles Lane wrote:
> After rebuilding with your patch, the stack trace shows up,
> but now there is a warning of a possible circular locking dependency:
>
> [ INFO: possible circular locking dependency detected ]
> -------------------------------------------------------
> S13gdm/2088 is trying to acquire lock:
> (&dev->queue_lock){-+..}, at: [<c11a1fbc>] dev_queue_xmit+0x120/0x248
>
> but task is already holding lock:
> (&dev->_xmit_lock){-+..}, at: [<c11a201f>] dev_queue_xmit+0x183/0x248
>
> which lock already depends on the new lock.
>
ok this driver calls dev_queue_xmit() inside a ->hard_start_xmit
handler... that smells fishy.
Jeff/DaveM: is that legal ?
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