diff options
| author | Chris Zankel <[email protected]> | 2015-04-14 03:51:35 +0000 |
|---|---|---|
| committer | Chris Zankel <[email protected]> | 2015-04-14 03:51:35 +0000 |
| commit | 7ead5b7e4a3cf4a16579a8f164022345b93fe972 (patch) | |
| tree | 0a9b9497f53d1593c9e2ac197b2e686ea74a9975 /net/ipv4/tcp_timer.c | |
| parent | 834a316eeebcb75316c0a7d9088fa638c52dc584 (diff) | |
| parent | 39a8804455fb23f09157341d3ba7db6d7ae6ee76 (diff) | |
Merge tag 'v4.0' into for_next
Linux 4.0
Diffstat (limited to 'net/ipv4/tcp_timer.c')
| -rw-r--r-- | net/ipv4/tcp_timer.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c index 1829c7fbc77e..0732b787904e 100644 --- a/net/ipv4/tcp_timer.c +++ b/net/ipv4/tcp_timer.c @@ -101,17 +101,20 @@ static int tcp_orphan_retries(struct sock *sk, int alive) static void tcp_mtu_probing(struct inet_connection_sock *icsk, struct sock *sk) { + struct net *net = sock_net(sk); + /* Black hole detection */ - if (sysctl_tcp_mtu_probing) { + if (net->ipv4.sysctl_tcp_mtu_probing) { if (!icsk->icsk_mtup.enabled) { icsk->icsk_mtup.enabled = 1; tcp_sync_mss(sk, icsk->icsk_pmtu_cookie); } else { + struct net *net = sock_net(sk); struct tcp_sock *tp = tcp_sk(sk); int mss; mss = tcp_mtu_to_mss(sk, icsk->icsk_mtup.search_low) >> 1; - mss = min(sysctl_tcp_base_mss, mss); + mss = min(net->ipv4.sysctl_tcp_base_mss, mss); mss = max(mss, 68 - tp->tcp_header_len); icsk->icsk_mtup.search_low = tcp_mss_to_mtu(sk, mss); tcp_sync_mss(sk, icsk->icsk_pmtu_cookie); |