From eb6b9a8cad65e820b145547844b108117cece3a0 Mon Sep 17 00:00:00 2001 From: Dmitry Kravkov Date: Mon, 18 Feb 2013 09:50:53 +0000 Subject: [PATCH] ip_gre: propogate target device GSO capability to the tunnel device Signed-off-by: Dmitry Kravkov Signed-off-by: David S. Miller --- net/ipv4/ip_gre.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index cdc31ac4a9df..31bc94152693 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -1103,8 +1103,14 @@ static int ipgre_tunnel_bind_dev(struct net_device *dev) tunnel->hlen = addend; /* TCP offload with GRE SEQ is not supported. */ if (!(tunnel->parms.o_flags & GRE_SEQ)) { - dev->features |= NETIF_F_GSO_SOFTWARE; - dev->hw_features |= NETIF_F_GSO_SOFTWARE; + /* device supports enc gso offload*/ + if (tdev->hw_enc_features & NETIF_F_GRE_GSO) { + dev->features |= NETIF_F_TSO; + dev->hw_features |= NETIF_F_TSO; + } else { + dev->features |= NETIF_F_GSO_SOFTWARE; + dev->hw_features |= NETIF_F_GSO_SOFTWARE; + } } return mtu; -- 2.20.1