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| author | James M Leddy <james.leddy@redhat.com> | 2014-06-25 17:38:13 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-06-27 00:20:55 -0700 |
| commit | 3e215c8d1b6b772d107f1811b5ee8eae7a046fb4 (patch) | |
| tree | a2777ecdcc0a7bd6206ccda142475f3111217219 /net/ipv4/udp.c | |
| parent | 73413ffac3b713231dac466bca216f970042c5e5 (diff) | |
| download | lwn-3e215c8d1b6b772d107f1811b5ee8eae7a046fb4.tar.gz lwn-3e215c8d1b6b772d107f1811b5ee8eae7a046fb4.zip | |
udp: Add MIB counters for rcvbuferrors
Add MIB counters for rcvbuferrors in UDP to help diagnose problems.
Signed-off-by: James M Leddy <james.leddy@redhat.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/udp.c')
| -rw-r--r-- | net/ipv4/udp.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index d92f94b7e402..7d5a8661df76 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -1588,8 +1588,11 @@ int udp_queue_rcv_skb(struct sock *sk, struct sk_buff *skb) goto csum_error; - if (sk_rcvqueues_full(sk, skb, sk->sk_rcvbuf)) + if (sk_rcvqueues_full(sk, skb, sk->sk_rcvbuf)) { + UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_RCVBUFERRORS, + is_udplite); goto drop; + } rc = 0; |