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[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>
This commit is contained in:
Pavel Emelyanov 2008-03-31 19:42:37 -07:00 committed by David S. Miller
parent 70ee115942
commit d0538ca355
2 changed files with 46 additions and 10 deletions
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27
net/ipv4/proc.c
View File

@ -426,25 +426,42 @@ static const struct file_operations netstat_seq_fops = {
.release = single_release,
};
static __net_init int ip_proc_init_net(struct net *net)
{
if (!proc_net_fops_create(net, "sockstat", S_IRUGO, &sockstat_seq_fops))
return -ENOMEM;
return 0;
}
static __net_exit void ip_proc_exit_net(struct net *net)
{
proc_net_remove(net, "sockstat");
}
static __net_initdata struct pernet_operations ip_proc_ops = {
.init = ip_proc_init_net,
.exit = ip_proc_exit_net,
};
int __init ip_misc_proc_init(void)
{
int rc = 0;
if (register_pernet_subsys(&ip_proc_ops))
goto out_pernet;
if (!proc_net_fops_create(&init_net, "netstat", S_IRUGO, &netstat_seq_fops))
goto out_netstat;
if (!proc_net_fops_create(&init_net, "snmp", S_IRUGO, &snmp_seq_fops))
goto out_snmp;
if (!proc_net_fops_create(&init_net, "sockstat", S_IRUGO, &sockstat_seq_fops))
goto out_sockstat;
out:
return rc;
out_sockstat:
proc_net_remove(&init_net, "snmp");
out_snmp:
proc_net_remove(&init_net, "netstat");
out_netstat:
unregister_pernet_subsys(&ip_proc_ops);
out_pernet:
rc = -ENOMEM;
goto out;
}

29
net/ipv6/proc.c
View File

@ -243,27 +243,45 @@ int snmp6_unregister_dev(struct inet6_dev *idev)
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 @@ void ipv6_misc_proc_exit(void)
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);
}