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(parent: 8e35f9f) | patch
igb: Enable TSO for stacked vlan
authorToshiaki Makita <makita.toshiaki@lab.ntt.co.jp>
Fri, 27 Mar 2015 05:31:16 +0000 (14:31 +0900)
committerDavid S. Miller <davem@davemloft.net>
Sun, 29 Mar 2015 20:33:25 +0000 (13:33 -0700)
commitdfc943069d71871904bda250a43cca4368ada819
tree1c51d0aad72f03283affc7cc91e8106f3e67d672tree | snapshot
parent8e35f9f25e46e6a83815db98122acf18533d70becommit | diff
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>
drivers/net/ethernet/intel/igb/igb_main.c diff | blob | history
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