[ovs-dev] ovs inconsistent lock state
davem at davemloft.net
Thu Feb 13 20:23:14 UTC 2014
From: Jiri Pirko <jiri at resnulli.us>
Date: Thu, 13 Feb 2014 21:07:53 +0100
> Thu, Feb 13, 2014 at 08:26:54PM CET, davem at davemloft.net wrote:
>>From: Jiri Pirko <jiri at resnulli.us>
>>Date: Thu, 13 Feb 2014 19:12:57 +0100
>>>>> [ 3014.524118] [<ffffffff815eb585>] ? __dev_queue_xmit+0x5/0x6a0
>>> I fail to see where bh is disabled. ovs_dp_process_received_packet() is
>>> called with rcu_read_lock...
>>It happens in __dev_queue_xmit(), which does rcu_read_lock_bh().
> On tx yes. But how about rx? I don't see it there (rx_handler path).
> Maybe I'm missing something.
For this code path they are one in the same.
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