diff options
| author | Eric Dumazet <eric.dumazet@gmail.com> | 2010-09-20 02:12:11 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-09-20 19:08:58 +0200 |
| commit | 8990f468ae9010ab0af4be8f51bf7ab833a67202 (patch) | |
| tree | e84ad358ed67da6011b1e20f3d8039d1f9f07e4a /net/ipv6/ip6mr.c | |
| parent | bridge : Sanitize skb before it enters the IP stack (diff) | |
| download | linux-8990f468ae9010ab0af4be8f51bf7ab833a67202.tar.xz linux-8990f468ae9010ab0af4be8f51bf7ab833a67202.zip | |
net: rx_dropped accounting
Under load, netif_rx() can drop incoming packets but administrators dont
have a chance to spot which device needs some tuning (RPS activation for
example)
This patch adds rx_dropped accounting in vlans and tunnels.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6mr.c')
| -rw-r--r-- | net/ipv6/ip6mr.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 66078dad7fe8..2640c9be589d 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -666,7 +666,9 @@ static int pim6_rcv(struct sk_buff *skb) skb_tunnel_rx(skb, reg_dev); - netif_rx(skb); + if (netif_rx(skb) == NET_RX_DROP) + reg_dev->stats.rx_dropped++; + dev_put(reg_dev); return 0; drop: |