From f6eec614d2252a99b861e288b6301599d2d58da4 Mon Sep 17 00:00:00 2001 From: Pravin B Shelar Date: Thu, 17 Jul 2014 15:14:15 -0700 Subject: [PATCH] openvswitch: Enable tunnel GSO for OVS bridge. 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 Acked-by: Andy Zhou --- 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 d99800cbdcf3..dcfdecbfa0b7 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 bd658555afdf..84516126e5f3 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); } -- 2.20.1