[IPV4] SNMP: Support OutMcastPkts and OutBcastPkts

80787ebc · Mitsuru Chinen <[email protected]> · 2007-04-30 00:48:20 -07:00

A transmitted IP multicast datagram should be counted as OutMcastPkts.
By the same token, a transmitted IP broadcast datagram should be
counted as OutBcastPkts.

Signed-off-by: Mitsuru Chinen <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Commit: 80787ebc2bbd8e675d8b9ff8cfa40f15134feebe
Parents: 5506b54b

Changes

1 files changed · +6 −0

File	Status	Add	Del	Content
net/ipv4/ip_output.c	modified	+6	−0	View file

net/ipv4/ip_output.c

View file

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 534650c..d6427d9 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -160,9 +160,15 @@ EXPORT_SYMBOL_GPL(ip_build_and_send_pkt);
 static inline int ip_finish_output2(struct sk_buff *skb)
 {
 	struct dst_entry *dst = skb->dst;
+	struct rtable *rt = (struct rtable *)dst;
 	struct net_device *dev = dst->dev;
 	int hh_len = LL_RESERVED_SPACE(dev);
 
+	if (rt->rt_type == RTN_MULTICAST)
+		IP_INC_STATS(IPSTATS_MIB_OUTMCASTPKTS);
+	else if (rt->rt_type == RTN_BROADCAST)
+		IP_INC_STATS(IPSTATS_MIB_OUTBCASTPKTS);
+
 	/* Be paranoid, rather than too clever. */
 	if (unlikely(skb_headroom(skb) < hh_len && dev->hard_header)) {
 		struct sk_buff *skb2;