[NET]: Consolidate net namespace related proc files creation.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 13 insertions, 0 deletions

diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index ebbc02b325fc..648dfeb444db 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -63,5 +63,18 @@ extern struct list_head *seq_list_start_head(struct list_head *head,
 extern struct list_head *seq_list_next(void *v, struct list_head *head,
                 loff_t *ppos);
 
+struct net;
+struct seq_net_private {
+        struct net *net;
+};
+
+int seq_open_net(struct inode *, struct file *,
+                 const struct seq_operations *, int);
+int seq_release_net(struct inode *, struct file *);
+static inline struct net *seq_file_net(struct seq_file *seq)
+{
+        return ((struct seq_net_private *)seq->private)->net;
+}
+
 #endif
 #endif