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authorWang Chen <wangchen@cn.fujitsu.com>2007-11-13 20:31:14 -0800
committerDavid S. Miller <davem@davemloft.net>2008-01-28 14:53:34 -0800
commita92aa318b4b369091fd80433c80e62838db8bc1c (patch)
treee1deef70d36b654080a69d94beeeab14631c259e /net/ipv6/raw.c
parent33c732c36169d7022ad7d6eb474b0c9be43a2dc1 (diff)
downloadlinux-a92aa318b4b369091fd80433c80e62838db8bc1c.tar.bz2
[IPV6]: Add raw6 drops counter.
Add raw drops counter for IPv6 in /proc/net/raw6 . Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/raw.c')
-rw-r--r--net/ipv6/raw.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 807260d03586..ae314f3fea46 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -354,14 +354,14 @@ static inline int rawv6_rcv_skb(struct sock * sk, struct sk_buff * skb)
{
if ((raw6_sk(sk)->checksum || sk->sk_filter) &&
skb_checksum_complete(skb)) {
- /* FIXME: increment a raw6 drops counter here */
+ atomic_inc(&sk->sk_drops);
kfree_skb(skb);
return 0;
}
/* Charge it to the socket. */
if (sock_queue_rcv_skb(sk,skb)<0) {
- /* FIXME: increment a raw6 drops counter here */
+ atomic_inc(&sk->sk_drops);
kfree_skb(skb);
return 0;
}
@@ -382,6 +382,7 @@ int rawv6_rcv(struct sock *sk, struct sk_buff *skb)
struct raw6_sock *rp = raw6_sk(sk);
if (!xfrm6_policy_check(sk, XFRM_POLICY_IN, skb)) {
+ atomic_inc(&sk->sk_drops);
kfree_skb(skb);
return NET_RX_DROP;
}
@@ -405,7 +406,7 @@ int rawv6_rcv(struct sock *sk, struct sk_buff *skb)
if (inet->hdrincl) {
if (skb_checksum_complete(skb)) {
- /* FIXME: increment a raw6 drops counter here */
+ atomic_inc(&sk->sk_drops);
kfree_skb(skb);
return 0;
}
@@ -496,7 +497,7 @@ csum_copy_err:
as some normal condition.
*/
err = (flags&MSG_DONTWAIT) ? -EAGAIN : -EHOSTUNREACH;
- /* FIXME: increment a raw6 drops counter here */
+ atomic_inc(&sk->sk_drops);
goto out;
}
@@ -1254,7 +1255,7 @@ static void raw6_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
srcp = inet_sk(sp)->num;
seq_printf(seq,
"%4d: %08X%08X%08X%08X:%04X %08X%08X%08X%08X:%04X "
- "%02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %p\n",
+ "%02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %p %d\n",
i,
src->s6_addr32[0], src->s6_addr32[1],
src->s6_addr32[2], src->s6_addr32[3], srcp,
@@ -1266,7 +1267,7 @@ static void raw6_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
0, 0L, 0,
sock_i_uid(sp), 0,
sock_i_ino(sp),
- atomic_read(&sp->sk_refcnt), sp);
+ atomic_read(&sp->sk_refcnt), sp, atomic_read(&sp->sk_drops));
}
static int raw6_seq_show(struct seq_file *seq, void *v)
@@ -1277,7 +1278,7 @@ static int raw6_seq_show(struct seq_file *seq, void *v)
"local_address "
"remote_address "
"st tx_queue rx_queue tr tm->when retrnsmt"
- " uid timeout inode\n");
+ " uid timeout inode drops\n");
else
raw6_sock_seq_show(seq, v, raw6_seq_private(seq)->bucket);
return 0;