From: Stephen Hemminger <step...@networkplumber.org>
Date: Wed, 12 Apr 2017 14:30:37 -0700

> On Wed, 12 Apr 2017 14:54:15 -0400 (EDT)
> David Miller <da...@davemloft.net> wrote:
> 
>> diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
>> index b0aa089..071a58b 100644
>> --- a/include/linux/netdevice.h
>> +++ b/include/linux/netdevice.h
>> @@ -1891,9 +1891,17 @@ struct net_device {
>>      struct lock_class_key   *qdisc_tx_busylock;
>>      struct lock_class_key   *qdisc_running_key;
>>      bool                    proto_down;
>> +    struct bpf_prog __rcu   *xdp_prog;
> 
> It would be good if all devices could reuse this for the xdp_prog pointer.
> It would allow for could be used for introspection utility functions in 
> future.

We plan to do so.

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