1#ifndef _NAMESPACE_H_ 2#define _NAMESPACE_H_ 3#ifdef __KERNEL__ 4 5#include <linux/path.h> 6#include <linux/seq_file.h> 7#include <linux/wait.h> 8 9struct mnt_namespace { 10 atomic_t count; 11 struct vfsmount * root; 12 struct list_head list; 13 wait_queue_head_t poll; 14 int event; 15}; 16 17struct proc_mounts { 18 struct seq_file m; /* must be the first element */ 19 struct mnt_namespace *ns; 20 struct path root; 21 int event; 22}; 23 24struct fs_struct; 25 26extern struct mnt_namespace *create_mnt_ns(struct vfsmount *mnt); 27extern struct mnt_namespace *copy_mnt_ns(unsigned long, struct mnt_namespace *, 28 struct fs_struct *); 29extern void put_mnt_ns(struct mnt_namespace *ns); 30static inline void get_mnt_ns(struct mnt_namespace *ns) 31{ 32 atomic_inc(&ns->count); 33} 34 35extern const struct seq_operations mounts_op; 36extern const struct seq_operations mountinfo_op; 37extern const struct seq_operations mountstats_op; 38extern int mnt_had_events(struct proc_mounts *); 39 40#endif 41#endif 42