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[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>
This commit is contained in:
Daniel Lezcano 2008-03-04 13:45:33 -08:00 committed by David S. Miller
parent 83321d6b98
commit cdb1876192
1 changed files with 27 additions and 43 deletions
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70
net/ipv6/route.c
View File

@ -2377,40 +2377,6 @@ static const struct file_operations rt6_stats_seq_fops = {
.llseek = seq_lseek, .llseek = seq_lseek,
.release = single_release, .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 */ #endif /* CONFIG_PROC_FS */
#ifdef CONFIG_SYSCTL #ifdef CONFIG_SYSCTL
@ -2544,6 +2510,28 @@ struct ctl_table *ipv6_route_sysctl_init(struct net *net)
} }
#endif #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 __init ip6_route_init(void)
{ {
int ret; int ret;
@ -2560,13 +2548,9 @@ int __init ip6_route_init(void)
if (ret) if (ret)
goto out_kmem_cache; goto out_kmem_cache;
ret = ipv6_route_proc_init(&init_net);
if (ret)
goto out_fib6_init;
ret = xfrm6_init(); ret = xfrm6_init();
if (ret) if (ret)
goto out_proc_init; goto out_fib6_init;
ret = fib6_rules_init(); ret = fib6_rules_init();
if (ret) if (ret)
@ -2578,7 +2562,9 @@ int __init ip6_route_init(void)
__rtnl_register(PF_INET6, RTM_GETROUTE, inet6_rtm_getroute, NULL)) __rtnl_register(PF_INET6, RTM_GETROUTE, inet6_rtm_getroute, NULL))
goto fib6_rules_init; goto fib6_rules_init;
ret = 0; ret = register_pernet_subsys(&ip6_route_net_ops);
if (ret)
goto fib6_rules_init;
out: out:
return ret; return ret;
@ -2586,8 +2572,6 @@ fib6_rules_init:
fib6_rules_cleanup(); fib6_rules_cleanup();
xfrm6_init: xfrm6_init:
xfrm6_fini(); xfrm6_fini();
out_proc_init:
ipv6_route_proc_fini(&init_net);
out_fib6_init: out_fib6_init:
rt6_ifdown(&init_net, NULL); rt6_ifdown(&init_net, NULL);
fib6_gc_cleanup(); fib6_gc_cleanup();
@ -2598,8 +2582,8 @@ out_kmem_cache:
void ip6_route_cleanup(void) void ip6_route_cleanup(void)
{ {
unregister_pernet_subsys(&ip6_route_net_ops);
fib6_rules_cleanup(); fib6_rules_cleanup();
ipv6_route_proc_fini(&init_net);
xfrm6_fini(); xfrm6_fini();
rt6_ifdown(&init_net, NULL); rt6_ifdown(&init_net, NULL);
fib6_gc_cleanup(); fib6_gc_cleanup();