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igb: Enable TSO for stacked vlan
As datasheets for igb (I210, I350, 82576, etc.) say, maclen can be from 14 to 127, which is enough for reasonable number of vlan tags. My netperf test showed I350's TSO works pretty fine with multiple vlans. Signed-off-by: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp> Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -2093,6 +2093,7 @@ static const struct net_device_ops igb_netdev_ops = {
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#endif
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.ndo_fix_features = igb_fix_features,
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.ndo_set_features = igb_set_features,
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.ndo_features_check = passthru_features_check,
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};
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/**
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