4 * (C) Copyright IBM Corporation 2005.
5 * Released under GPL v2.
11 #include <linux/list.h>
14 #define IS_MNT_SHARED(m) ((m)->mnt.mnt_flags & MNT_SHARED)
15 #define IS_MNT_SLAVE(m) ((m)->mnt_master)
16 #define IS_MNT_NEW(m) (!(m)->mnt_ns)
17 #define CLEAR_MNT_SHARED(m) ((m)->mnt.mnt_flags &= ~MNT_SHARED)
18 #define IS_MNT_UNBINDABLE(m) ((m)->mnt.mnt_flags & MNT_UNBINDABLE)
20 #define CL_EXPIRE 0x01
22 #define CL_COPY_ALL 0x04
23 #define CL_MAKE_SHARED 0x08
24 #define CL_PRIVATE 0x10
25 #define CL_SHARED_TO_SLAVE 0x20
26 #define CL_UNPRIVILEGED 0x40
28 static inline void set_mnt_shared(struct mount *mnt)
30 mnt->mnt.mnt_flags &= ~MNT_SHARED_MASK;
31 mnt->mnt.mnt_flags |= MNT_SHARED;
34 void change_mnt_propagation(struct mount *, int);
35 int propagate_mnt(struct mount *, struct dentry *, struct mount *,
37 int propagate_umount(struct list_head *);
38 int propagate_mount_busy(struct mount *, int);
39 void mnt_release_group_id(struct mount *);
40 int get_dominating_id(struct mount *mnt, const struct path *root);
41 unsigned int mnt_get_count(struct mount *mnt);
42 void mnt_set_mountpoint(struct mount *, struct dentry *,
44 void release_mounts(struct list_head *);
45 void umount_tree(struct mount *, int, struct list_head *);
46 struct mount *copy_tree(struct mount *, struct dentry *, int);
47 bool is_path_reachable(struct mount *, struct dentry *,
48 const struct path *root);
49 #endif /* _LINUX_PNODE_H */