[ovs-dev] ovs inconsistent lock state

Jiri Pirko jiri at resnulli.us
Thu Feb 13 20:07:53 UTC 2014


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.




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