+#ifndef __SEQ_FILE_NET_H__
+#define __SEQ_FILE_NET_H__
+
+#include <linux/seq_file.h>
+
+struct net;
+extern struct net init_net;
+
+struct seq_net_private {
+#ifdef CONFIG_NET_NS
+ struct net *net;
+#endif
+};
+
+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)
+{
+#ifdef CONFIG_NET_NS
+ return ((struct seq_net_private *)seq->private)->net;
+#else
+ return &init_net;
+#endif
+}
+
+#endif