[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>
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 807260d..ae314f3 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -354,14 +354,14 @@
{
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 @@
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 @@
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 @@
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 @@
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 @@
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 @@
"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;