veth: convert to 64 bit statistics

Not much change, device was already keeping per cpu statistics.
Use recent 64 statistics interface.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 18 insertions, 23 deletions

diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 8461576fa015..8730d6494633 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -24,12 +24,12 @@
 #define MAX_MTU 65535           /* Max L3 MTU (arbitrary) */
 
 struct veth_net_stats {
-        unsigned long   rx_packets;
-        unsigned long   tx_packets;
-        unsigned long   rx_bytes;
-        unsigned long   tx_bytes;
-        unsigned long   tx_dropped;
-        unsigned long   rx_dropped;
+        u64     rx_packets;
+        u64     tx_packets;
+        u64     rx_bytes;
+        u64     tx_bytes;
+        u64     tx_dropped;
+        u64     rx_dropped;
 };
 
 struct veth_priv {
@@ -159,32 +159,27 @@ rx_drop:
  * general routines
  */
 
-static struct net_device_stats *veth_get_stats(struct net_device *dev)
+static struct rtnl_link_stats64 *veth_get_stats64(struct net_device *dev,
+                                                  struct rtnl_link_stats64 *tot)
 {
         struct veth_priv *priv;
         int cpu;
-        struct veth_net_stats *stats, total = {0};
+        struct veth_net_stats *stats;
 
         priv = netdev_priv(dev);
 
         for_each_possible_cpu(cpu) {
                 stats = per_cpu_ptr(priv->stats, cpu);
 
-                total.rx_packets += stats->rx_packets;
-                total.tx_packets += stats->tx_packets;
-                total.rx_bytes   += stats->rx_bytes;
-                total.tx_bytes   += stats->tx_bytes;
-                total.tx_dropped += stats->tx_dropped;
-                total.rx_dropped += stats->rx_dropped;
+                tot->rx_packets += stats->rx_packets;
+                tot->tx_packets += stats->tx_packets;
+                tot->rx_bytes   += stats->rx_bytes;
+                tot->tx_bytes   += stats->tx_bytes;
+                tot->tx_dropped += stats->tx_dropped;
+                tot->rx_dropped += stats->rx_dropped;
         }
-        dev->stats.rx_packets = total.rx_packets;
-        dev->stats.tx_packets = total.tx_packets;
-        dev->stats.rx_bytes   = total.rx_bytes;
-        dev->stats.tx_bytes   = total.tx_bytes;
-        dev->stats.tx_dropped = total.tx_dropped;
-        dev->stats.rx_dropped = total.rx_dropped;
-
-        return &dev->stats;
+
+        return tot;
 }
 
 static int veth_open(struct net_device *dev)
@@ -254,7 +249,7 @@ static const struct net_device_ops veth_netdev_ops = {
         .ndo_stop            = veth_close,
         .ndo_start_xmit      = veth_xmit,
         .ndo_change_mtu      = veth_change_mtu,
-        .ndo_get_stats       = veth_get_stats,
+        .ndo_get_stats64     = veth_get_stats64,
         .ndo_set_mac_address = eth_mac_addr,
 };