diff options
author | Hannes Frederic Sowa <hannes@stressinduktion.org> | 2013-01-05 20:10:48 +0400 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2013-01-07 09:09:56 +0400 |
commit | 5d134f1c1f36166e8a738de92c4d2f4c262ff91b (patch) | |
tree | 6d1504359c7f1ade1c79da0e468a2a409af5c56c /net/ipv4/tcp_output.c | |
parent | 71bcdba06db91ceaaffe019b6c958b5faf06012a (diff) | |
download | linux-5d134f1c1f36166e8a738de92c4d2f4c262ff91b.tar.xz |
tcp: make sysctl_tcp_ecn namespace aware
As per suggestion from Eric Dumazet this patch makes tcp_ecn sysctl
namespace aware. The reason behind this patch is to ease the testing
of ecn problems on the internet and allows applications to tune their
own use of ecn.
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: David Miller <davem@davemloft.net>
Cc: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_output.c')
-rw-r--r-- | net/ipv4/tcp_output.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 5d451593ef16..667a6adfccf8 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -314,7 +314,7 @@ static inline void TCP_ECN_send_syn(struct sock *sk, struct sk_buff *skb) struct tcp_sock *tp = tcp_sk(sk); tp->ecn_flags = 0; - if (sysctl_tcp_ecn == 1) { + if (sock_net(sk)->ipv4.sysctl_tcp_ecn == 1) { TCP_SKB_CB(skb)->tcp_flags |= TCPHDR_ECE | TCPHDR_CWR; tp->ecn_flags = TCP_ECN_OK; } |