Commit 9d72b8da authored by Jakub Kicinski's avatar Jakub Kicinski Committed by David S. Miller
Browse files

net: vlan: pass thru all GSO_SOFTWARE in hw_enc_features 



Currently UDP tunnel devices on top of VLANs lose the ability
to offload UDP GSO. Widen the pass thru features from TSO
to all GSO_SOFTWARE.

Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 68277749

net/8021q/vlan.h

+2 −1
Original line number Diff line number Diff line
@@ -108,7 +108,8 @@ static inline netdev_features_t vlan_tnl_features(struct net_device *real_dev) 
	netdev_features_t ret;



	ret = real_dev->hw_enc_features &

	      (NETIF_F_CSUM_MASK | NETIF_F_ALL_TSO | NETIF_F_GSO_ENCAP_ALL);

	      (NETIF_F_CSUM_MASK | NETIF_F_GSO_SOFTWARE |

	       NETIF_F_GSO_ENCAP_ALL);



	if ((ret & NETIF_F_GSO_ENCAP_ALL) && (ret & NETIF_F_CSUM_MASK))

		return (ret & ~NETIF_F_CSUM_MASK) | NETIF_F_HW_CSUM;