[SOCK][NETNS]: Register sockstat(6) files in each net.
Currently they live in init_net only, but now almost all the info
they can provide is available per-net.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c
index 4b9d5a9..5623660 100644
--- a/net/ipv6/proc.c
+++ b/net/ipv6/proc.c
@@ -243,27 +243,45 @@
return 0;
}
+static int ipv6_proc_init_net(struct net *net)
+{
+ if (!proc_net_fops_create(net, "sockstat6", S_IRUGO,
+ &sockstat6_seq_fops))
+ return -ENOMEM;
+ return 0;
+}
+
+static void ipv6_proc_exit_net(struct net *net)
+{
+ proc_net_remove(net, "sockstat6");
+}
+
+static struct pernet_operations ipv6_proc_ops = {
+ .init = ipv6_proc_init_net,
+ .exit = ipv6_proc_exit_net,
+};
+
int __init ipv6_misc_proc_init(void)
{
int rc = 0;
+ if (register_pernet_subsys(&ipv6_proc_ops))
+ goto proc_net_fail;
+
if (!proc_net_fops_create(&init_net, "snmp6", S_IRUGO, &snmp6_seq_fops))
goto proc_snmp6_fail;
proc_net_devsnmp6 = proc_mkdir("dev_snmp6", init_net.proc_net);
if (!proc_net_devsnmp6)
goto proc_dev_snmp6_fail;
-
- if (!proc_net_fops_create(&init_net, "sockstat6", S_IRUGO, &sockstat6_seq_fops))
- goto proc_sockstat6_fail;
out:
return rc;
-proc_sockstat6_fail:
- proc_net_remove(&init_net, "dev_snmp6");
proc_dev_snmp6_fail:
proc_net_remove(&init_net, "snmp6");
proc_snmp6_fail:
+ unregister_pernet_subsys(&ipv6_proc_ops);
+proc_net_fail:
rc = -ENOMEM;
goto out;
}
@@ -273,5 +291,6 @@
proc_net_remove(&init_net, "sockstat6");
proc_net_remove(&init_net, "dev_snmp6");
proc_net_remove(&init_net, "snmp6");
+ unregister_pernet_subsys(&ipv6_proc_ops);
}