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| 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/ipv4/tcp_ipv4.c | |
| parent | b98985073bc5403ef1320866e4ef8bbc5d587ceb (diff) | |
| download | linux-f545a38f74584cc7424cb74f792a00c6d2589485.tar.gz | |
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/ipv4/tcp_ipv4.c')
| -rw-r--r-- | net/ipv4/tcp_ipv4.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 0883921b20c1..917607e9bd5b 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1752,7 +1752,7 @@ process: if (!tcp_prequeue(sk, skb)) ret = tcp_v4_do_rcv(sk, skb); } - } else if (unlikely(sk_add_backlog(sk, skb))) { + } else if (unlikely(sk_add_backlog(sk, skb, sk->sk_rcvbuf))) { bh_unlock_sock(sk); NET_INC_STATS_BH(net, LINUX_MIB_TCPBACKLOGDROP); goto discard_and_relse; |