[PATCH net-next 2/2] ip_gre: propogate target device GSO capability to the tunnel device
From: <hidden>
Date: 2013-02-18 13:15:20
Subsystem:
networking [general], networking [ipv4/ipv6], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, David Ahern, Ido Schimmel, Linus Torvalds
Possibly related (same subject, not in this thread)
- 2013-02-18 · [PATCH net-next 2/2] ip_gre: propogate target device GSO capability to the tunnel device · Dmitry Kravkov <hidden>
From: Dmitry Kravkov <redacted> Signed-off-by: Dmitry Kravkov <redacted> --- net/ipv4/ip_gre.c | 10 ++++++++-- 1 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index cdc31ac..31bc941 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;
--
1.7.7.2