Messages in this thread | | | Subject | Re: 2.6.17-mm3 -- BUG: trying to register non-static key! | From | Arjan van de Ven <> | Date | Wed, 28 Jun 2006 22:16:13 +0200 |
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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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