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authorDaniel Lezcano <dlezcano@fr.ibm.com>2008-03-04 13:45:33 -0800
committerDavid S. Miller <davem@davemloft.net>2008-03-04 13:45:33 -0800
commitcdb1876192dbe680b3ac955717fdf7f863c1762d (patch)
treefb2bb2fda2aa828dc9a38c414a8fb086a3778fb6 /net/ipv6/route.c
parent83321d6b9872b94604e481a79dc2c8acbe4ece31 (diff)
downloadop-kernel-dev-cdb1876192dbe680b3ac955717fdf7f863c1762d.zip
op-kernel-dev-cdb1876192dbe680b3ac955717fdf7f863c1762d.tar.gz
[NETNS][IPV6] route6 - create route6 proc files for the namespace
Make /proc/net/ipv6_route and /proc/net/rt6_stats to be per namespace. These proc files are now created when the network namespace is initialized. Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com> Signed-off-by: Benjamin Thery <benjamin.thery@bull.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/route.c')
-rw-r--r--net/ipv6/route.c70
1 files changed, 27 insertions, 43 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 3afc3f4..5d9d293 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2377,40 +2377,6 @@ static const struct file_operations rt6_stats_seq_fops = {
.llseek = seq_lseek,
.release = single_release,
};
-
-static int ipv6_route_proc_init(struct net *net)
-{
- int ret = -ENOMEM;
- if (!proc_net_fops_create(net, "ipv6_route",
- 0, &ipv6_route_proc_fops))
- goto out;
-
- if (!proc_net_fops_create(net, "rt6_stats",
- S_IRUGO, &rt6_stats_seq_fops))
- goto out_ipv6_route;
-
- ret = 0;
-out:
- return ret;
-out_ipv6_route:
- proc_net_remove(net, "ipv6_route");
- goto out;
-}
-
-static void ipv6_route_proc_fini(struct net *net)
-{
- proc_net_remove(net, "ipv6_route");
- proc_net_remove(net, "rt6_stats");
-}
-#else
-static inline int ipv6_route_proc_init(struct net *net)
-{
- return 0;
-}
-static inline void ipv6_route_proc_fini(struct net *net)
-{
- return ;
-}
#endif /* CONFIG_PROC_FS */
#ifdef CONFIG_SYSCTL
@@ -2544,6 +2510,28 @@ struct ctl_table *ipv6_route_sysctl_init(struct net *net)
}
#endif
+static int ip6_route_net_init(struct net *net)
+{
+#ifdef CONFIG_PROC_FS
+ proc_net_fops_create(net, "ipv6_route", 0, &ipv6_route_proc_fops);
+ proc_net_fops_create(net, "rt6_stats", S_IRUGO, &rt6_stats_seq_fops);
+#endif
+ return 0;
+}
+
+static void ip6_route_net_exit(struct net *net)
+{
+#ifdef CONFIG_PROC_FS
+ proc_net_remove(net, "ipv6_route");
+ proc_net_remove(net, "rt6_stats");
+#endif
+}
+
+static struct pernet_operations ip6_route_net_ops = {
+ .init = ip6_route_net_init,
+ .exit = ip6_route_net_exit,
+};
+
int __init ip6_route_init(void)
{
int ret;
@@ -2560,13 +2548,9 @@ int __init ip6_route_init(void)
if (ret)
goto out_kmem_cache;
- ret = ipv6_route_proc_init(&init_net);
- if (ret)
- goto out_fib6_init;
-
ret = xfrm6_init();
if (ret)
- goto out_proc_init;
+ goto out_fib6_init;
ret = fib6_rules_init();
if (ret)
@@ -2578,7 +2562,9 @@ int __init ip6_route_init(void)
__rtnl_register(PF_INET6, RTM_GETROUTE, inet6_rtm_getroute, NULL))
goto fib6_rules_init;
- ret = 0;
+ ret = register_pernet_subsys(&ip6_route_net_ops);
+ if (ret)
+ goto fib6_rules_init;
out:
return ret;
@@ -2586,8 +2572,6 @@ fib6_rules_init:
fib6_rules_cleanup();
xfrm6_init:
xfrm6_fini();
-out_proc_init:
- ipv6_route_proc_fini(&init_net);
out_fib6_init:
rt6_ifdown(&init_net, NULL);
fib6_gc_cleanup();
@@ -2598,8 +2582,8 @@ out_kmem_cache:
void ip6_route_cleanup(void)
{
+ unregister_pernet_subsys(&ip6_route_net_ops);
fib6_rules_cleanup();
- ipv6_route_proc_fini(&init_net);
xfrm6_fini();
rt6_ifdown(&init_net, NULL);
fib6_gc_cleanup();
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