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authorPravin B Shelar <pshelar@nicira.com>2013-03-07 13:21:51 +0000
committerDavid S. Miller <davem@davemloft.net>2013-03-09 16:09:17 -0500
commit731362674580cb0c696cd1b1a03d8461a10cf90a (patch)
tree29c6e106fbe52b31cacf454d4adc50750694a7b1 /net/core/ethtool.c
parentaefbd2b3c2a9c657605e4337f9919d6c6273e8e6 (diff)
tunneling: Add generic Tunnel segmentation.
Adds generic tunneling offloading support for IPv4-UDP based tunnels. GSO type is added to request this offload for a skb. netdev feature NETIF_F_UDP_TUNNEL is added for hardware offloaded udp-tunnel support. Currently no device supports this feature, software offload is used. This can be used by tunneling protocols like VXLAN. CC: Jesse Gross <jesse@nicira.com> Signed-off-by: Pravin B Shelar <pshelar@nicira.com> Acked-by: Stephen Hemminger <stephen@networkplumber.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/ethtool.c')
-rw-r--r--net/core/ethtool.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 3e9b2c3e30f..adc1351e687 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -78,6 +78,7 @@ static const char netdev_features_strings[NETDEV_FEATURE_COUNT][ETH_GSTRING_LEN]
[NETIF_F_TSO6_BIT] = "tx-tcp6-segmentation",
[NETIF_F_FSO_BIT] = "tx-fcoe-segmentation",
[NETIF_F_GSO_GRE_BIT] = "tx-gre-segmentation",
+ [NETIF_F_GSO_UDP_TUNNEL_BIT] = "tx-udp_tnl-segmentation",
[NETIF_F_FCOE_CRC_BIT] = "tx-checksum-fcoe-crc",
[NETIF_F_SCTP_CSUM_BIT] = "tx-checksum-sctp",