From: Stephen Hemminger <stephen@xxxxxxxxxxxxxxxxxx>
Date: Wed, 12 Apr 2017 14:30:37 -0700
> On Wed, 12 Apr 2017 14:54:15 -0400 (EDT)
> David Miller <davem@xxxxxxxxxxxxx> 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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