linux-stable/include/linux/seq_file_net.h
Eric Dumazet 04a931e58d net: add netns refcount tracker to struct seq_net_private
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-10 06:38:26 -08:00

39 lines
757 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#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;
netns_tracker ns_tracker;
#endif
};
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
}
/*
* This one is needed for proc_create_net_single since net is stored directly
* in private not as a struct i.e. seq_file_net can't be used.
*/
static inline struct net *seq_file_single_net(struct seq_file *seq)
{
#ifdef CONFIG_NET_NS
return (struct net *)seq->private;
#else
return &init_net;
#endif
}
#endif