include/linux/fs_pin.h

   1 #include <linux/wait.h>
   2
   3 struct fs_pin {
   4         wait_queue_head_t       wait;
   5         int                     done;
   6         struct hlist_node       s_list;
   7         struct hlist_node       m_list;
   8         void (*kill)(struct fs_pin *);
   9 };
  10
  11 struct vfsmount;
  12
  13 static inline void init_fs_pin(struct fs_pin *p, void (*kill)(struct fs_pin *))
  14 {
  15         init_waitqueue_head(&p->wait);
  16         INIT_HLIST_NODE(&p->s_list);
  17         INIT_HLIST_NODE(&p->m_list);
  18         p->kill = kill;
  19 }
  20
  21 void pin_remove(struct fs_pin *);
  22 void pin_insert_group(struct fs_pin *, struct vfsmount *, struct hlist_head *);
  23 void pin_insert(struct fs_pin *, struct vfsmount *);
  24 void pin_kill(struct fs_pin *);