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: Create the /proc/net/raw(6) in each namespace.

PATCH Applied Pavel Emelyanov 2 participants 2 messages Jan 14, 2008

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Pavel Emelyanov

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#0 lore raw

PATCH 4/4 : Create the /proc/net/raw(6) in each namespace.

To do so, just register the proper subsystem and create files in ->init callbacks.

No other special per-namespace handling for raw sockets is required.

Signed-off-by Pavel Emelyanov <[email protected]>
---
 net/ipv4/raw.c |   22 +++++++++++++++++++---
 net/ipv6/raw.c |   22 +++++++++++++++++++---
 2 files changed, 38 insertions(+), 6 deletions(-)
net/ipv4/raw.c +19 -3
index 206c869..91a5218 100644
@@ -1003,15 +1003,31 @@ static const struct file_operations raw_seq_fops = {
 	.release = seq_release_net,
 };
 
-int __init raw_proc_init(void)
+static __net_init int raw_init_net(struct net *net)
 {
-	if (!proc_net_fops_create(&init_net, "raw", S_IRUGO, &raw_seq_fops))
+	if (!proc_net_fops_create(net, "raw", S_IRUGO, &raw_seq_fops))
 		return -ENOMEM;
+
 	return 0;
 }
 
+static __net_exit void raw_exit_net(struct net *net)
+{
+	proc_net_remove(net, "raw");
+}
+
+static __net_initdata struct pernet_operations raw_net_ops = {
+	.init = raw_init_net,
+	.exit = raw_exit_net,
+};
+
+int __init raw_proc_init(void)
+{
+	return register_pernet_subsys(&raw_net_ops);
+}
+
 void __init raw_proc_exit(void)
 {
-	proc_net_remove(&init_net, "raw");
+	unregister_pernet_subsys(&raw_net_ops);
 }
 #endif /* CONFIG_PROC_FS */
net/ipv6/raw.c +19 -3
index 970529e..4d88055 100644
@@ -1270,16 +1270,32 @@ static const struct file_operations raw6_seq_fops = {
 	.release =	seq_release_net,
 };
 
-int __init raw6_proc_init(void)
+static int raw6_init_net(struct net *net)
 {
-	if (!proc_net_fops_create(&init_net, "raw6", S_IRUGO, &raw6_seq_fops))
+	if (!proc_net_fops_create(net, "raw6", S_IRUGO, &raw6_seq_fops))
 		return -ENOMEM;
+
 	return 0;
 }
 
+static void raw6_exit_net(struct net *net)
+{
+	proc_net_remove(net, "raw6");
+}
+
+static struct pernet_operations raw6_net_ops = {
+	.init = raw6_init_net,
+	.exit = raw6_exit_net,
+};
+
+int __init raw6_proc_init(void)
+{
+	return register_pernet_subsys(&raw6_net_ops);
+}
+
 void raw6_proc_exit(void)
 {
-	proc_net_remove(&init_net, "raw6");
+	unregister_pernet_subsys(&raw6_net_ops);
 }
 #endif	/* CONFIG_PROC_FS */
Signature · 1 line
1.5.3.4