diff options
| author | Eric Dumazet <edumazet@google.com> | 2012-04-22 23:34:26 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-04-23 22:28:28 -0400 |
| commit | f545a38f74584cc7424cb74f792a00c6d2589485 (patch) | |
| tree | b272cbfed3267a7750f55f23989e1b070ae6ac3e /net/core/sock.c | |
| parent | b98985073bc5403ef1320866e4ef8bbc5d587ceb (diff) | |
| download | lwn-f545a38f74584cc7424cb74f792a00c6d2589485.tar.gz lwn-f545a38f74584cc7424cb74f792a00c6d2589485.zip | |
net: add a limit parameter to sk_add_backlog()
sk_add_backlog() & sk_rcvqueues_full() hard coded sk_rcvbuf as the
memory limit. We need to make this limit a parameter for TCP use.
No functional change expected in this patch, all callers still using the
old sk_rcvbuf limit.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Neal Cardwell <ncardwell@google.com>
Cc: Tom Herbert <therbert@google.com>
Cc: Maciej Żenczykowski <maze@google.com>
Cc: Yuchung Cheng <ycheng@google.com>
Cc: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Cc: Rick Jones <rick.jones2@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/sock.c')
| -rw-r--r-- | net/core/sock.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index 679c5bbe2bed..0431aaf7473a 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -389,7 +389,7 @@ int sk_receive_skb(struct sock *sk, struct sk_buff *skb, const int nested) skb->dev = NULL; - if (sk_rcvqueues_full(sk, skb)) { + if (sk_rcvqueues_full(sk, skb, sk->sk_rcvbuf)) { atomic_inc(&sk->sk_drops); goto discard_and_relse; } @@ -406,7 +406,7 @@ int sk_receive_skb(struct sock *sk, struct sk_buff *skb, const int nested) rc = sk_backlog_rcv(sk, skb); mutex_release(&sk->sk_lock.dep_map, 1, _RET_IP_); - } else if (sk_add_backlog(sk, skb)) { + } else if (sk_add_backlog(sk, skb, sk->sk_rcvbuf)) { bh_unlock_sock(sk); atomic_inc(&sk->sk_drops); goto discard_and_relse; |