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ipv4: Namespaceify tcp_tw_reuse knob

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Different namespaces might have different requirements to reuse
TIME-WAIT sockets for new connections. This might be required in
cases where different namespace applications are in place which
require TIME_WAIT socket connections to be reduced independently
of the host.

Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Haishuang Yan
2016-12-25 14:33:16 +08:00
committed by David S. Miller
parent e6afb1ad88
commit 56ab6b9300
4 changed files with 10 additions and 10 deletions
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14
net/ipv4/sysctl_net_ipv4.c
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@@ -432,13 +432,6 @@ static struct ctl_table ipv4_table[] = {
.extra1 = &tcp_adv_win_scale_min,
.extra2 = &tcp_adv_win_scale_max,
},
{
.procname = "tcp_tw_reuse",
.data = &sysctl_tcp_tw_reuse,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{
.procname = "tcp_frto",
.data = &sysctl_tcp_frto,
@@ -960,6 +953,13 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec,
},
{
.procname = "tcp_tw_reuse",
.data = &init_net.ipv4.sysctl_tcp_tw_reuse,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
#ifdef CONFIG_IP_ROUTE_MULTIPATH
{
.procname = "fib_multipath_use_neigh",