3 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index cf2abeca92a0..c6310aef5ab0 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -411,6 +411,8 @@ struct ethtool_ops {
 #define ETHTOOL_GPERMADDR       0x00000020 /* Get permanent hardware address */
 #define ETHTOOL_GUFO            0x00000021 /* Get UFO enable (ethtool_value) */
 #define ETHTOOL_SUFO            0x00000022 /* Set UFO enable (ethtool_value) */
+#define ETHTOOL_GGSO            0x00000023 /* Get GSO enable (ethtool_value) */
+#define ETHTOOL_SGSO            0x00000024 /* Set GSO enable (ethtool_value) */
 
 /* compatibility with older code */
 #define SPARC_ETH_GSET          ETHTOOL_GSET
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index b4eae18390cc..bc747e5d7138 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -308,6 +308,7 @@ struct net_device
 #define NETIF_F_HW_VLAN_RX      256     /* Receive VLAN hw acceleration */
 #define NETIF_F_HW_VLAN_FILTER  512     /* Receive filtering on VLAN */
 #define NETIF_F_VLAN_CHALLENGED 1024    /* Device cannot handle VLAN packets */
+#define NETIF_F_GSO             2048    /* Enable software GSO. */
 #define NETIF_F_LLTX            4096    /* LockLess TX */
 
         /* Segmentation offload features */
diff --git a/include/net/sock.h b/include/net/sock.h
index d10dfecb6cbd..a897f05de3b5 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1030,9 +1030,13 @@ static inline void sk_setup_caps(struct sock *sk, struct dst_entry *dst)
 {
         __sk_dst_set(sk, dst);
         sk->sk_route_caps = dst->dev->features;
+        if (sk->sk_route_caps & NETIF_F_GSO)
+                sk->sk_route_caps |= NETIF_F_TSO;
         if (sk->sk_route_caps & NETIF_F_TSO) {
                 if (sock_flag(sk, SOCK_NO_LARGESEND) || dst->header_len)
                         sk->sk_route_caps &= ~NETIF_F_TSO;
+                else 
+                        sk->sk_route_caps |= NETIF_F_SG | NETIF_F_HW_CSUM;
         }
 }