[PATCH 10/33] netns ct: per-netns /proc/net/nf_conntrack_expect

Alexey Dobriyan
2008-09-08T03:02:47Z

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>

diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c
index 5307316..6a09200 100644
--- a/net/netfilter/nf_conntrack_expect.c
+++ b/net/netfilter/nf_conntrack_expect.c
@@ -423,12 +423,13 @@ EXPORT_SYMBOL_GPL(nf_ct_expect_related);

#ifdef CONFIG_PROC_FS
struct ct_expect_iter_state {
+ struct seq_net_private p;
unsigned int bucket;
};

static struct hlist_node *ct_expect_get_first(struct seq_file *seq)
{
- struct net *net = &init_net;
+ struct net *net = seq_file_net(seq);
struct ct_expect_iter_state *st = seq->private;
struct hlist_node *n;

@@ -443,7 +444,7 @@ static struct hlist_node *ct_expect_get_first(struct seq_file *seq)
static struct hlist_node *ct_expect_get_next(struct seq_file *seq,
struct hlist_node *head)
{
- struct net *net = &init_net;
+ struct net *net = seq_file_net(seq);
struct ct_expect_iter_state *st = seq->private;

head = rcu_dereference(head->next);
@@ -524,7 +525,7 @@ static const struct seq_operations exp_seq_ops = {

static int exp_open(struct inode *inode, struct file *file)
{
- return seq_open_private(file, &exp_seq_ops,
+ return seq_open_net(inode, file, &exp_seq_ops,
sizeof(struct ct_expect_iter_state));
}

@@ -533,26 +534,26 @@ static const struct file_operations exp_file_ops = {
.open = exp_open,
.read = seq_read,
.llseek = seq_lseek,
- .release = seq_release_private,
+ .release = seq_release_net,
};
#endif /* CONFIG_PROC_FS */

-static int exp_proc_init(void)
+static int exp_proc_init(struct net *net)
{
#ifdef CONFIG_PROC_FS
struct proc_dir_entry *proc;

- proc = proc_net_fops_create(&init_net, "nf_conntrack_expect", 0440, &exp_file_ops);
+ proc = proc_net_fops_create(net, "nf_conntrack_expect", 0440, &exp_file_ops);
if (!proc)
return -ENOMEM;
#endif /* CONFIG_PROC_FS */
return 0;
}

-static void exp_proc_remove(void)
+static void exp_proc_remove(struct net *net)
{
#ifdef CONFIG_PROC_FS
- proc_net_remove(&init_net, "nf_conntrack_expect");
+ proc_net_remove(net, "nf_conntrack_expect");
#endif /* CONFIG_PROC_FS */
}

@@ -581,7 +582,7 @@ int nf_conntrack_expect_init(struct net *net)
if (!nf_ct_expect_cachep)
goto err2;

- err = exp_proc_init();
+ err = exp_proc_init(net);
if (err < 0)
goto err3;

@@ -598,7 +599,7 @@ err1:

void nf_conntrack_expect_fini(struct net *net)
{
- exp_proc_remove();
+ exp_proc_remove(net);
kmem_cache_destroy(nf_ct_expect_cachep);
nf_ct_free_hashtable(net->ct.expect_hash, net->ct.expect_vmalloc,
nf_ct_expect_hsize);