This includes adding pernet_operations, empty init and exit
hooks and a bit of changes in sysctl_ipv4_init just not to
have this part in next patches.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
---
net/ipv4/sysctl_net_ipv4.c | 24 +++++++++++++++++++++++-
1 files changed, 23 insertions(+), 1 deletions(-)
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 88286f3..c2fca30 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -811,12 +811,34 @@ struct ctl_path net_ipv4_ctl_path[] = {
};
EXPORT_SYMBOL_GPL(net_ipv4_ctl_path);
+static __net_init int ipv4_sysctl_init_net(struct net *net)
+{
+ return 0;
+}
+
+static __net_exit void ipv4_sysctl_exit_net(struct net *net)
+{
+}
+
+static __net_initdata struct pernet_operations ipv4_sysctl_ops = {
+ .init = ipv4_sysctl_init_net,
+ .exit = ipv4_sysctl_exit_net,
+};
+
static __init int sysctl_ipv4_init(void)
{
struct ctl_table_header *hdr;
hdr = register_sysctl_paths(net_ipv4_ctl_path, ipv4_table);
- return hdr == NULL ? -ENOMEM : 0;
+ if (hdr == NULL)
+ return -ENOMEM;
+
+ if (register_pernet_subsys(&ipv4_sysctl_ops)) {
+ unregister_sysctl_table(hdr);
+ return -ENOMEM;
+ }
+
+ return 0;
}
__initcall(sysctl_ipv4_init);
--
1.5.3.4
--
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