Merge remote-tracking branches 'spi/fix/atmel', 'spi/fix/imx', 'spi/fix/omap2-mcspi...

[firefly-linux-kernel-4.4.55.git] / net / openvswitch / vport.c

diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c
index dc81dc619aa2344a5c7912def9d6852fcd37ebda..320c765ce44a07e71daedfd457d37c81ea2e4c49 100644 (file)
--- a/net/openvswitch/vport.c
+++ b/net/openvswitch/vport.c
@@ -280,35 +280,19 @@ void ovs_vport_del(struct vport *vport)
  */
 void ovs_vport_get_stats(struct vport *vport, struct ovs_vport_stats *stats)
 {
-       struct net_device *dev = vport->dev;
-       int i;
-
-       memset(stats, 0, sizeof(*stats));
-       stats->rx_errors  = dev->stats.rx_errors;
-       stats->tx_errors  = dev->stats.tx_errors;
-       stats->tx_dropped = dev->stats.tx_dropped;
-       stats->rx_dropped = dev->stats.rx_dropped;
-
-       stats->rx_dropped += atomic_long_read(&dev->rx_dropped);
-       stats->tx_dropped += atomic_long_read(&dev->tx_dropped);
-
-       for_each_possible_cpu(i) {
-               const struct pcpu_sw_netstats *percpu_stats;
-               struct pcpu_sw_netstats local_stats;
-               unsigned int start;
-
-               percpu_stats = per_cpu_ptr(dev->tstats, i);
-
-               do {
-                       start = u64_stats_fetch_begin_irq(&percpu_stats->syncp);
-                       local_stats = *percpu_stats;
-               } while (u64_stats_fetch_retry_irq(&percpu_stats->syncp, start));
-
-               stats->rx_bytes         += local_stats.rx_bytes;
-               stats->rx_packets       += local_stats.rx_packets;
-               stats->tx_bytes         += local_stats.tx_bytes;
-               stats->tx_packets       += local_stats.tx_packets;
-       }
+       const struct rtnl_link_stats64 *dev_stats;
+       struct rtnl_link_stats64 temp;
+
+       dev_stats = dev_get_stats(vport->dev, &temp);
+       stats->rx_errors  = dev_stats->rx_errors;
+       stats->tx_errors  = dev_stats->tx_errors;
+       stats->tx_dropped = dev_stats->tx_dropped;
+       stats->rx_dropped = dev_stats->rx_dropped;
+
+       stats->rx_bytes   = dev_stats->rx_bytes;
+       stats->rx_packets = dev_stats->rx_packets;
+       stats->tx_bytes   = dev_stats->tx_bytes;
+       stats->tx_packets = dev_stats->tx_packets;
 }
 
 /**
@@ -460,6 +444,15 @@ int ovs_vport_receive(struct vport *vport, struct sk_buff *skb,
 
        OVS_CB(skb)->input_vport = vport;
        OVS_CB(skb)->mru = 0;
+       if (unlikely(dev_net(skb->dev) != ovs_dp_get_net(vport->dp))) {
+               u32 mark;
+
+               mark = skb->mark;
+               skb_scrub_packet(skb, true);
+               skb->mark = mark;
+               tun_info = NULL;
+       }
+
        /* Extract flow from 'skb' into 'key'. */
        error = ovs_flow_key_extract(tun_info, skb, &key);
        if (unlikely(error)) {
@@ -486,61 +479,3 @@ void ovs_vport_deferred_free(struct vport *vport)
        call_rcu(&vport->rcu, free_vport_rcu);
 }
 EXPORT_SYMBOL_GPL(ovs_vport_deferred_free);
-
-int ovs_tunnel_get_egress_info(struct dp_upcall_info *upcall,
-                              struct net *net,
-                              struct sk_buff *skb,
-                              u8 ipproto,
-                              __be16 tp_src,
-                              __be16 tp_dst)
-{
-       struct ip_tunnel_info *egress_tun_info = upcall->egress_tun_info;
-       const struct ip_tunnel_info *tun_info = skb_tunnel_info(skb);
-       const struct ip_tunnel_key *tun_key;
-       u32 skb_mark = skb->mark;
-       struct rtable *rt;
-       struct flowi4 fl;
-
-       if (unlikely(!tun_info))
-               return -EINVAL;
-       if (ip_tunnel_info_af(tun_info) != AF_INET)
-               return -EINVAL;
-
-       tun_key = &tun_info->key;
-
-       /* Route lookup to get srouce IP address.
-        * The process may need to be changed if the corresponding process
-        * in vports ops changed.
-        */
-       rt = ovs_tunnel_route_lookup(net, tun_key, skb_mark, &fl, ipproto);
-       if (IS_ERR(rt))
-               return PTR_ERR(rt);
-
-       ip_rt_put(rt);
-
-       /* Generate egress_tun_info based on tun_info,
-        * saddr, tp_src and tp_dst
-        */
-       ip_tunnel_key_init(&egress_tun_info->key,
-                          fl.saddr, tun_key->u.ipv4.dst,
-                          tun_key->tos,
-                          tun_key->ttl,
-                          tp_src, tp_dst,
-                          tun_key->tun_id,
-                          tun_key->tun_flags);
-       egress_tun_info->options_len = tun_info->options_len;
-       egress_tun_info->mode = tun_info->mode;
-       upcall->egress_tun_opts = ip_tunnel_info_opts(egress_tun_info);
-       return 0;
-}
-EXPORT_SYMBOL_GPL(ovs_tunnel_get_egress_info);
-
-int ovs_vport_get_egress_tun_info(struct vport *vport, struct sk_buff *skb,
-                                 struct dp_upcall_info *upcall)
-{
-       /* get_egress_tun_info() is only implemented on tunnel ports. */
-       if (unlikely(!vport->ops->get_egress_tun_info))
-               return -EINVAL;
-
-       return vport->ops->get_egress_tun_info(vport, skb, upcall);
-}