[PATCH net-next v6 02/11] openvswitch: Enable tunnel GSO for OVS bridge.
From: Pravin B Shelar <hidden>
Date: 2014-07-21 06:17:06
Subsystem:
networking drivers, networking [general], openvswitch, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Aaron Conole, Eelco Chaudron, Ilya Maximets, Linus Torvalds
Following patch enables all available tunnel GSO features for OVS bridge device so that ovs can use hardware offloads available to underling device. Signed-off-by: Pravin B Shelar <redacted> Acked-by: Andy Zhou <redacted> --- include/linux/netdev_features.h | 8 ++++++++ net/openvswitch/vport-internal_dev.c | 5 ++++- 2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h
index d99800c..dcfdecb 100644
--- a/include/linux/netdev_features.h
+++ b/include/linux/netdev_features.h@@ -176,4 +176,12 @@ enum { NETIF_F_HW_VLAN_STAG_RX | \ NETIF_F_HW_VLAN_STAG_TX) +#define NETIF_F_GSO_ENCAP_ALL (NETIF_F_GSO_GRE | \ + NETIF_F_GSO_GRE_CSUM | \ + NETIF_F_GSO_IPIP | \ + NETIF_F_GSO_SIT | \ + NETIF_F_GSO_UDP_TUNNEL | \ + NETIF_F_GSO_UDP_TUNNEL_CSUM | \ + NETIF_F_GSO_MPLS) + #endif /* _LINUX_NETDEV_FEATURES_H */
diff --git a/net/openvswitch/vport-internal_dev.c b/net/openvswitch/vport-internal_dev.c
index bd65855..8451612 100644
--- a/net/openvswitch/vport-internal_dev.c
+++ b/net/openvswitch/vport-internal_dev.c@@ -140,11 +140,14 @@ static void do_setup(struct net_device *netdev) netdev->tx_queue_len = 0; netdev->features = NETIF_F_LLTX | NETIF_F_SG | NETIF_F_FRAGLIST | - NETIF_F_HIGHDMA | NETIF_F_HW_CSUM | NETIF_F_GSO_SOFTWARE; + NETIF_F_HIGHDMA | NETIF_F_HW_CSUM | + NETIF_F_GSO_SOFTWARE | NETIF_F_GSO_ENCAP_ALL; netdev->vlan_features = netdev->features; + netdev->hw_enc_features = netdev->features; netdev->features |= NETIF_F_HW_VLAN_CTAG_TX; netdev->hw_features = netdev->features & ~NETIF_F_LLTX; + eth_hw_addr_random(netdev); }
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1.9.3