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ifb: support more features 

When using ifb+netem on ingress on SIT/IPIP/GRE traffic,
GRO packets are not properly processed.

Segmentation should not be forced, since ifb is already adding
quite a performance hit.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2016-05-06 18:19:59 -07:00 committed by David S. Miller
parent 8a3a4c6e7b
commit 7d94579675
1 changed files with 3 additions and 0 deletions
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3
drivers/net/ifb.c
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@ -196,6 +196,7 @@ static const struct net_device_ops ifb_netdev_ops = {
#define IFB_FEATURES (NETIF_F_HW_CSUM | NETIF_F_SG | NETIF_F_FRAGLIST | \
NETIF_F_TSO_ECN | NETIF_F_TSO | NETIF_F_TSO6 | \
NETIF_F_GSO_ENCAP_ALL | \
NETIF_F_HIGHDMA | NETIF_F_HW_VLAN_CTAG_TX | \
NETIF_F_HW_VLAN_STAG_TX)
@ -224,6 +225,8 @@ static void ifb_setup(struct net_device *dev)
dev->tx_queue_len = TX_Q_LIMIT;
dev->features |= IFB_FEATURES;
dev->hw_features |= dev->features;
dev->hw_enc_features |= dev->features;
dev->vlan_features |= IFB_FEATURES & ~(NETIF_F_HW_VLAN_CTAG_TX |
NETIF_F_HW_VLAN_STAG_TX);