LXR linux/include/linux/fs

   1#ifndef _LINUX_FS_STRUCT_H
   2#define _LINUX_FS_STRUCT_H
   3
   4struct dentry;
   5struct vfsmount;
   6
   7struct fs_struct {
   8        atomic_t count;
   9        rwlock_t lock;
  10        int umask;
  11        struct dentry * root, * pwd, * altroot;
  12        struct vfsmount * rootmnt, * pwdmnt, * altrootmnt;
  13};
  14
  15#define INIT_FS {                               \
  16        .count          = ATOMIC_INIT(1),       \
  17        .lock           = RW_LOCK_UNLOCKED,     \
  18        .umask          = 0022, \
  19}
  20
  21extern void exit_fs(struct task_struct *);
  22extern void set_fs_altroot(void);
  23extern void set_fs_root(struct fs_struct *, struct vfsmount *, struct dentry *);
  24extern void set_fs_pwd(struct fs_struct *, struct vfsmount *, struct dentry *);
  25extern struct fs_struct *copy_fs_struct(struct fs_struct *);
  26extern void put_fs_struct(struct fs_struct *);
  27
  28#endif /* _LINUX_FS_STRUCT_H */
  29