diff options
| author |   Haishuang Yan <yanhaishuang@cmss.chinamobile.com> | 2016-12-28 17:52:32 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-12-29 11:38:31 -0500 |
| commit | 1946e672c173559155a3e210fe95dbf8b7b8ddf7 (patch) | |
| tree | 0d794dc28150aac130c2e6dd0024cb3a4a5ec594 /net/ipv6 | |
| parent | net: Use kmemdup instead of kmalloc and memcpy (diff) | |
| download | linux-dev-1946e672c173559155a3e210fe95dbf8b7b8ddf7.tar.xz linux-dev-1946e672c173559155a3e210fe95dbf8b7b8ddf7.zip | |
ipv4: Namespaceify tcp_tw_recycle and tcp_max_tw_buckets knob
Different namespace application might require fast recycling
TIME-WAIT sockets independently of the host.
Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/tcp_ipv6.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 73bc8fc68acd..a4cdf6a34c30 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -123,6 +123,7 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr, struct dst_entry *dst; int addr_type; int err; + struct inet_timewait_death_row *tcp_death_row = &sock_net(sk)->ipv4.tcp_death_row; if (addr_len < SIN6_LEN_RFC2133) return -EINVAL; @@ -258,7 +259,7 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr, sk->sk_gso_type = SKB_GSO_TCPV6; ip6_dst_store(sk, dst, NULL, NULL); - if (tcp_death_row.sysctl_tw_recycle && + if (tcp_death_row->sysctl_tw_recycle && !tp->rx_opt.ts_recent_stamp && ipv6_addr_equal(&fl6.daddr, &sk->sk_v6_daddr)) tcp_fetch_timewait_stamp(sk, dst); @@ -273,7 +274,7 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr, inet->inet_dport = usin->sin6_port; tcp_set_state(sk, TCP_SYN_SENT); - err = inet6_hash_connect(&tcp_death_row, sk); + err = inet6_hash_connect(tcp_death_row, sk); if (err) goto late_failure; @@ -1948,7 +1949,7 @@ static void __net_exit tcpv6_net_exit(struct net *net) static void __net_exit tcpv6_net_exit_batch(struct list_head *net_exit_list) { - inet_twsk_purge(&tcp_hashinfo, &tcp_death_row, AF_INET6); + inet_twsk_purge(&tcp_hashinfo, AF_INET6); } static struct pernet_operations tcpv6_net_ops = { |