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Merge branch 'q-in-q-checksums'
Daniel Borkmann says: ==================== BPF pruning follow-up Follow-up to fix incorrect pruning when alignment tracking is in use and to properly clear regs after call to not leave stale data behind. For details, please see individual patches. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
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commit
e6a88e4ba8
3 changed files with 14 additions and 9 deletions
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@ -5078,9 +5078,11 @@ static netdev_features_t be_features_check(struct sk_buff *skb,
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struct be_adapter *adapter = netdev_priv(dev);
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u8 l4_hdr = 0;
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/* The code below restricts offload features for some tunneled packets.
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/* The code below restricts offload features for some tunneled and
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* Q-in-Q packets.
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* Offload features for normal (non tunnel) packets are unchanged.
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*/
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features = vlan_features_check(skb, features);
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if (!skb->encapsulation ||
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!(adapter->flags & BE_FLAGS_VXLAN_OFFLOADS))
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return features;
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@ -1989,6 +1989,7 @@ static const struct net_device_ops virtnet_netdev = {
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.ndo_poll_controller = virtnet_netpoll,
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#endif
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.ndo_xdp = virtnet_xdp,
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.ndo_features_check = passthru_features_check,
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};
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static void virtnet_config_changed_work(struct work_struct *work)
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@ -614,14 +614,16 @@ static inline bool skb_vlan_tagged_multi(const struct sk_buff *skb)
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static inline netdev_features_t vlan_features_check(const struct sk_buff *skb,
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netdev_features_t features)
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{
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if (skb_vlan_tagged_multi(skb))
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features = netdev_intersect_features(features,
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NETIF_F_SG |
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NETIF_F_HIGHDMA |
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NETIF_F_FRAGLIST |
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NETIF_F_HW_CSUM |
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NETIF_F_HW_VLAN_CTAG_TX |
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NETIF_F_HW_VLAN_STAG_TX);
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if (skb_vlan_tagged_multi(skb)) {
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/* In the case of multi-tagged packets, use a direct mask
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* instead of using netdev_interesect_features(), to make
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* sure that only devices supporting NETIF_F_HW_CSUM will
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* have checksum offloading support.
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*/
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features &= NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_HW_CSUM |
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NETIF_F_FRAGLIST | NETIF_F_HW_VLAN_CTAG_TX |
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NETIF_F_HW_VLAN_STAG_TX;
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}
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return features;
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}
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