ip6tnl: Use on-device stats instead of private ones.

This tunnel uses its own private structure and requires separate
patch to switch from private stats to on-device ones.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/net/ip6_tunnel.h b/include/net/ip6_tunnel.h
index 6512d85..3780592 100644 (file)
--- a/include/net/ip6_tunnel.h
+++ b/include/net/ip6_tunnel.h
@@ -19,7 +19,6 @@
 struct ip6_tnl {
        struct ip6_tnl *next;   /* next tunnel in list */
        struct net_device *dev; /* virtual device associated with tunnel */
-       struct net_device_stats stat;   /* statistics for tunnel device */
        int recursion;          /* depth of hard_start_xmit recursion */
        struct ip6_tnl_parm parms;      /* tunnel configuration parameters */
        struct flowi fl;        /* flowi template for xmit */

diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 2bda3ba..3781481 100644 (file)
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -711,7 +711,7 @@ static int ip6_tnl_rcv(struct sk_buff *skb, __u16 protocol,
                }
 
                if (!ip6_tnl_rcv_ctl(t)) {
-                       t->stat.rx_dropped++;
+                       t->dev->stats.rx_dropped++;
                        read_unlock(&ip6_tnl_lock);
                        goto discard;
                }
@@ -728,8 +728,8 @@ static int ip6_tnl_rcv(struct sk_buff *skb, __u16 protocol,
 
                dscp_ecn_decapsulate(t, ipv6h, skb);
 
-               t->stat.rx_packets++;
-               t->stat.rx_bytes += skb->len;
+               t->dev->stats.rx_packets++;
+               t->dev->stats.rx_bytes += skb->len;
                netif_rx(skb);
                read_unlock(&ip6_tnl_lock);
                return 0;
@@ -849,7 +849,7 @@ static int ip6_tnl_xmit2(struct sk_buff *skb,
                         __u32 *pmtu)
 {
        struct ip6_tnl *t = netdev_priv(dev);
-       struct net_device_stats *stats = &t->stat;
+       struct net_device_stats *stats = &t->dev->stats;
        struct ipv6hdr *ipv6h = ipv6_hdr(skb);
        struct ipv6_tel_txoption opt;
        struct dst_entry *dst;
@@ -1043,11 +1043,11 @@ static int
 ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
 {
        struct ip6_tnl *t = netdev_priv(dev);
-       struct net_device_stats *stats = &t->stat;
+       struct net_device_stats *stats = &t->dev->stats;
        int ret;
 
        if (t->recursion++) {
-               t->stat.collisions++;
+               stats->collisions++;
                goto tx_err;
        }
 
@@ -1288,19 +1288,6 @@ ip6_tnl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
        return err;
 }
 
-/**
- * ip6_tnl_get_stats - return the stats for tunnel device
- *   @dev: virtual device associated with tunnel
- *
- * Return: stats for device
- **/
-
-static struct net_device_stats *
-ip6_tnl_get_stats(struct net_device *dev)
-{
-       return &(((struct ip6_tnl *)netdev_priv(dev))->stat);
-}
-
 /**
  * ip6_tnl_change_mtu - change mtu manually for tunnel device
  *   @dev: virtual device associated with tunnel
@@ -1334,7 +1321,6 @@ static void ip6_tnl_dev_setup(struct net_device *dev)
        dev->uninit = ip6_tnl_dev_uninit;
        dev->destructor = free_netdev;
        dev->hard_start_xmit = ip6_tnl_xmit;
-       dev->get_stats = ip6_tnl_get_stats;
        dev->do_ioctl = ip6_tnl_ioctl;
        dev->change_mtu = ip6_tnl_change_mtu;