Merge branch 'virtio_net-Add-ethtool-stat-items'

Toshiaki Makita says:

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virtio_net: Add ethtool stat items

Add some ethtool stat items useful for performance analysis.
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Signed-off-by: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>