#include <net/dst.h>
#include <net/xfrm.h>
-#include "checksum.h"
#include "datapath.h"
#include "vlan.h"
#include "vport-internal_dev.h"
#include "vport-netdev.h"
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)
-#define HAVE_NET_DEVICE_OPS
-#endif
-
struct internal_dev {
struct vport *vport;
};
/* Called with rcu_read_lock_bh. */
static int internal_dev_xmit(struct sk_buff *skb, struct net_device *netdev)
{
- if (unlikely(compute_ip_summed(skb, true))) {
- kfree_skb(skb);
- return 0;
- }
-
- vlan_copy_skb_tci(skb);
-
rcu_read_lock();
ovs_vport_receive(internal_dev_priv(netdev)->vport, skb, NULL);
rcu_read_unlock();
free_netdev(dev);
}
-#ifdef HAVE_NET_DEVICE_OPS
static const struct net_device_ops internal_dev_netdev_ops = {
.ndo_open = internal_dev_open,
.ndo_stop = internal_dev_stop,
.ndo_get_stats = internal_dev_sys_stats,
#endif
};
-#endif
static void do_setup(struct net_device *netdev)
{
ether_setup(netdev);
-#ifdef HAVE_NET_DEVICE_OPS
netdev->netdev_ops = &internal_dev_netdev_ops;
-#else
- netdev->get_stats = internal_dev_sys_stats;
- netdev->hard_start_xmit = internal_dev_xmit;
- netdev->open = internal_dev_open;
- netdev->stop = internal_dev_stop;
- netdev->set_mac_address = eth_mac_addr;
- netdev->change_mtu = internal_dev_change_mtu;
-#endif
netdev->priv_flags &= ~IFF_TX_SKB_SHARING;
netdev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
netdev->tx_queue_len = 0;
netdev->features = NETIF_F_LLTX | NETIF_F_SG | NETIF_F_FRAGLIST |
- NETIF_F_HIGHDMA | NETIF_F_HW_CSUM | NETIF_F_TSO;
+ NETIF_F_HIGHDMA | NETIF_F_HW_CSUM | NETIF_F_GSO_SOFTWARE;
netdev->vlan_features = netdev->features;
netdev->features |= NETIF_F_HW_VLAN_CTAG_TX;
int len;
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)
- if (unlikely(vlan_deaccel_tag(skb)))
- return 0;
+ if (vlan_tx_tag_present(skb)) {
+ if (unlikely(!__vlan_put_tag(skb,
+ skb->vlan_proto,
+ vlan_tx_tag_get(skb))))
+ return 0;
+
+ if (skb->ip_summed == CHECKSUM_COMPLETE)
+ skb->csum = csum_add(skb->csum,
+ csum_partial(skb->data + (2 * ETH_ALEN),
+ VLAN_HLEN, 0));
+
+ vlan_set_tci(skb, 0);
+ }
#endif
len = skb->len;
skb->pkt_type = PACKET_HOST;
skb->protocol = eth_type_trans(skb, netdev);
skb_postpull_rcsum(skb, eth_hdr(skb), ETH_HLEN);
- forward_ip_summed(skb, false);
netif_rx(skb);
int ovs_is_internal_dev(const struct net_device *netdev)
{
-#ifdef HAVE_NET_DEVICE_OPS
return netdev->netdev_ops == &internal_dev_netdev_ops;
-#else
- return netdev->open == internal_dev_open;
-#endif
}
struct vport *ovs_internal_dev_get_vport(struct net_device *netdev)