Merge branch 'veth-stats'

Lorenzo Bianconi says:

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veth: move ndo_xdp_xmit stats to peer veth_rq

Move ndo_xdp_xmit ethtool stats accounting to peer veth_rq.
Move XDP_TX accounting to veth_xdp_flush_bq routine.

Changes since v1:
- rename xdp_xmit[_err] counters to peer_tq_xdp_xmit[_err]
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Signed-off-by: David S. Miller <davem@davemloft.net>