From ffc31d3d7719555cd784ecaf82e9c237f3a747ab Mon Sep 17 00:00:00 2001 From: "Denis V. Lunev" Date: Mon, 24 Mar 2008 15:28:43 -0700 Subject: [PATCH] [NETNS]: /proc/net/arp namespacing. Seqfile operation showing /proc/net/arp are already namespace aware. All we need is to register this file for each namespace. Signed-off-by: Denis V. Lunev Signed-off-by: David S. Miller --- net/ipv4/arp.c | 20 ++++++++++++++++++-- 1 file changed, 18 insertions(+), 2 deletions(-) diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c index 6d90ec524212..832473e30b36 100644 --- a/net/ipv4/arp.c +++ b/net/ipv4/arp.c @@ -1377,13 +1377,29 @@ static const struct file_operations arp_seq_fops = { .release = seq_release_net, }; -static int __init arp_proc_init(void) + +static int __net_init arp_net_init(struct net *net) { - if (!proc_net_fops_create(&init_net, "arp", S_IRUGO, &arp_seq_fops)) + if (!proc_net_fops_create(net, "arp", S_IRUGO, &arp_seq_fops)) return -ENOMEM; return 0; } +static void __net_exit arp_net_exit(struct net *net) +{ + proc_net_remove(net, "arp"); +} + +static struct pernet_operations arp_net_ops = { + .init = arp_net_init, + .exit = arp_net_exit, +}; + +static int __init arp_proc_init(void) +{ + return register_pernet_subsys(&arp_net_ops); +} + #else /* CONFIG_PROC_FS */ static int __init arp_proc_init(void)