diff options
| -rw-r--r-- | drivers/net/loopback.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index b7d438a367f3..6f71157bea8e 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -62,6 +62,7 @@ struct pcpu_lstats { unsigned long packets; unsigned long bytes; + unsigned long drops; }; /* @@ -71,18 +72,22 @@ struct pcpu_lstats { static int loopback_xmit(struct sk_buff *skb, struct net_device *dev) { struct pcpu_lstats *pcpu_lstats, *lb_stats; + int len; skb_orphan(skb); - skb->protocol = eth_type_trans(skb,dev); + skb->protocol = eth_type_trans(skb, dev); /* it's OK to use per_cpu_ptr() because BHs are off */ pcpu_lstats = dev->ml_priv; lb_stats = per_cpu_ptr(pcpu_lstats, smp_processor_id()); - lb_stats->bytes += skb->len; - lb_stats->packets++; - netif_rx(skb); + len = skb->len; + if (likely(netif_rx(skb) == NET_RX_SUCCESS)) { + lb_stats->bytes += len; + lb_stats->packets++; + } else + lb_stats->drops++; return 0; } @@ -93,6 +98,7 @@ static struct net_device_stats *loopback_get_stats(struct net_device *dev) struct net_device_stats *stats = &dev->stats; unsigned long bytes = 0; unsigned long packets = 0; + unsigned long drops = 0; int i; pcpu_lstats = dev->ml_priv; @@ -102,11 +108,14 @@ static struct net_device_stats *loopback_get_stats(struct net_device *dev) lb_stats = per_cpu_ptr(pcpu_lstats, i); bytes += lb_stats->bytes; packets += lb_stats->packets; + drops += lb_stats->drops; } stats->rx_packets = packets; stats->tx_packets = packets; - stats->rx_bytes = bytes; - stats->tx_bytes = bytes; + stats->rx_dropped = drops; + stats->rx_errors = drops; + stats->rx_bytes = bytes; + stats->tx_bytes = bytes; return stats; } |