seq_file_net.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __SEQ_FILE_NET_H__
 3#define __SEQ_FILE_NET_H__
 4
 5#include <linux/seq_file.h>
 6#include <net/net_trackers.h>
 7
 8struct net;
 9extern struct net init_net;
10
11struct seq_net_private {
12#ifdef CONFIG_NET_NS
13	struct net	*net;
14	netns_tracker	ns_tracker;
15#endif
16};
17
18static inline struct net *seq_file_net(struct seq_file *seq)
19{
20#ifdef CONFIG_NET_NS
21	return ((struct seq_net_private *)seq->private)->net;
22#else
23	return &init_net;
24#endif
25}
26
27/*
28 * This one is needed for proc_create_net_single since net is stored directly
29 * in private not as a struct i.e. seq_file_net can't be used.
30 */
31static inline struct net *seq_file_single_net(struct seq_file *seq)
32{
33#ifdef CONFIG_NET_NS
34	return (struct net *)seq->private;
35#else
36	return &init_net;
37#endif
38}
39
40#endif