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authorOr Gerlitz <ogerlitz@mellanox.com>2013-12-23 16:09:44 +0200
committerDavid S. Miller <davem@davemloft.net>2013-12-31 14:31:43 -0500
commit837052d0ccc5a789a578f8b628ba154b63bd51ea (patch)
treebe8f0742d4f92bbbbd09b0710dc9eab5a3e85811 /Documentation/unaligned-memory-access.txt
parent7ffdf726cfe0d188907bdbb0e7729fb35a69c219 (diff)
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net/mlx4_en: Add netdev support for TCP/IP offloads of vxlan tunneling
When the device tunneling offloads mode is vxlan do the following - call SET_PORT with the relevant setting - add DMFS steering vxlan rule for the device self and multicast mac addresses of the form: {<ETH, outer-mac> <VXLAN, ANY vnid> <ETH, ANY mac>} --> RSS QP - set relevant QPC fields in RSS context and RX ring QPs - in TX flow, set WQE fields to generate HW checksum, and handle gso skbs which are marked for encapsulation such that the HW will segment them properly. - in RX flow, read HW offloaded checksum for encapsulated packets from the CQE - advertize hw_enc_features and NETIF_F_GSO_UDP_TUNNEL to the networking stack Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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