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-rw-r--r--include/net/net_namespace.h6
-rw-r--r--include/net/netns/core.h13
-rw-r--r--net/core/sysctl_net_core.c12
-rw-r--r--net/socket.c2
4 files changed, 22 insertions, 11 deletions
diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index f8f3d1a5fc35..c01d45fe08c3 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -8,6 +8,7 @@
#include <linux/workqueue.h>
#include <linux/list.h>
+#include <net/netns/core.h>
#include <net/netns/unix.h>
#include <net/netns/packet.h>
#include <net/netns/ipv4.h>
@@ -46,10 +47,7 @@ struct net {
struct sock *rtnl; /* rtnetlink socket */
- /* core sysctls */
- struct ctl_table_header *sysctl_core_hdr;
- int sysctl_somaxconn;
-
+ struct netns_core core;
struct netns_packet packet;
struct netns_unix unx;
struct netns_ipv4 ipv4;
diff --git a/include/net/netns/core.h b/include/net/netns/core.h
new file mode 100644
index 000000000000..0e8c0f8435d4
--- /dev/null
+++ b/include/net/netns/core.h
@@ -0,0 +1,13 @@
+#ifndef __NETNS_CORE_H__
+#define __NETNS_CORE_H__
+
+struct ctl_table_header;
+
+struct netns_core {
+ /* core sysctls */
+ struct ctl_table_header *sysctl_hdr;
+
+ int sysctl_somaxconn;
+};
+
+#endif
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index 130338f83ae5..5fc801057244 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -127,7 +127,7 @@ static struct ctl_table net_core_table[] = {
{
.ctl_name = NET_CORE_SOMAXCONN,
.procname = "somaxconn",
- .data = &init_net.sysctl_somaxconn,
+ .data = &init_net.core.sysctl_somaxconn,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = &proc_dointvec
@@ -161,7 +161,7 @@ static __net_init int sysctl_core_net_init(struct net *net)
{
struct ctl_table *tbl, *tmp;
- net->sysctl_somaxconn = SOMAXCONN;
+ net->core.sysctl_somaxconn = SOMAXCONN;
tbl = net_core_table;
if (net != &init_net) {
@@ -178,9 +178,9 @@ static __net_init int sysctl_core_net_init(struct net *net)
}
}
- net->sysctl_core_hdr = register_net_sysctl_table(net,
+ net->core.sysctl_hdr = register_net_sysctl_table(net,
net_core_path, tbl);
- if (net->sysctl_core_hdr == NULL)
+ if (net->core.sysctl_hdr == NULL)
goto err_reg;
return 0;
@@ -196,8 +196,8 @@ static __net_exit void sysctl_core_net_exit(struct net *net)
{
struct ctl_table *tbl;
- tbl = net->sysctl_core_hdr->ctl_table_arg;
- unregister_net_sysctl_table(net->sysctl_core_hdr);
+ tbl = net->core.sysctl_hdr->ctl_table_arg;
+ unregister_net_sysctl_table(net->core.sysctl_hdr);
BUG_ON(tbl == net_core_table);
kfree(tbl);
}
diff --git a/net/socket.c b/net/socket.c
index 79e5382fd110..9b5c917f8a6b 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1375,7 +1375,7 @@ asmlinkage long sys_listen(int fd, int backlog)
sock = sockfd_lookup_light(fd, &err, &fput_needed);
if (sock) {
- somaxconn = sock_net(sock->sk)->sysctl_somaxconn;
+ somaxconn = sock_net(sock->sk)->core.sysctl_somaxconn;
if ((unsigned)backlog > somaxconn)
backlog = somaxconn;