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authorNikolay Borisov <kernel@kyup.com>2016-01-07 16:38:45 +0200
committerDavid S. Miller <davem@davemloft.net>2016-01-10 17:32:09 -0500
commitb840d15d39128d08ed4486085e5507d2617b9ae1 (patch)
tree33189ee2067bbb204c886affcbca9ac764621f94 /net/ipv4
parent9bd6861bd4326e3afd3f14a9ec8a723771fb20bb (diff)
downloadlinux-b840d15d39128d08ed4486085e5507d2617b9ae1.tar.bz2
ipv4: Namespecify the tcp_keepalive_intvl sysctl knob
This is the final part required to namespaceify the tcp keep alive mechanism. Signed-off-by: Nikolay Borisov <kernel@kyup.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/sysctl_net_ipv4.c14
-rw-r--r--net/ipv4/tcp_ipv4.c1
-rw-r--r--net/ipv4/tcp_timer.c1
3 files changed, 8 insertions, 8 deletions
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index e99fbb77dba7..46ce410703b1 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -337,13 +337,6 @@ static struct ctl_table ipv4_table[] = {
.proc_handler = proc_dointvec
},
{
- .procname = "tcp_keepalive_intvl",
- .data = &sysctl_tcp_keepalive_intvl,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = proc_dointvec_jiffies,
- },
- {
.procname = "tcp_retries1",
.data = &sysctl_tcp_retries1,
.maxlen = sizeof(int),
@@ -961,6 +954,13 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec
},
+ {
+ .procname = "tcp_keepalive_intvl",
+ .data = &init_net.ipv4.sysctl_tcp_keepalive_intvl,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec_jiffies,
+ },
{ }
};
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index ed98de85871e..65947c1f4733 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2387,6 +2387,7 @@ static int __net_init tcp_sk_init(struct net *net)
net->ipv4.sysctl_tcp_keepalive_time = TCP_KEEPALIVE_TIME;
net->ipv4.sysctl_tcp_keepalive_probes = TCP_KEEPALIVE_PROBES;
+ net->ipv4.sysctl_tcp_keepalive_intvl = TCP_KEEPALIVE_INTVL;
return 0;
fail:
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index 0ccb120d591a..a4730a28b220 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -24,7 +24,6 @@
int sysctl_tcp_syn_retries __read_mostly = TCP_SYN_RETRIES;
int sysctl_tcp_synack_retries __read_mostly = TCP_SYNACK_RETRIES;
-int sysctl_tcp_keepalive_intvl __read_mostly = TCP_KEEPALIVE_INTVL;
int sysctl_tcp_retries1 __read_mostly = TCP_RETR1;
int sysctl_tcp_retries2 __read_mostly = TCP_RETR2;
int sysctl_tcp_orphan_retries __read_mostly;