47 	struct vfsmount mnt;  member
112 static inline struct mount *real_mount(struct vfsmount *mnt)  in real_mount()  argument
114 	return container_of(mnt, struct mount, mnt);  in real_mount()
117 static inline int mnt_has_parent(const struct mount *mnt)  in mnt_has_parent()  argument
119 	return mnt != mnt->mnt_parent;  in mnt_has_parent()
122 static inline int is_mounted(struct vfsmount *mnt)  in is_mounted()  argument
125 	return !IS_ERR_OR_NULL(real_mount(mnt)->mnt_ns);  in is_mounted()
134 	struct mount *m = __lookup_mnt(path->mnt, path->dentry);  in __path_is_mountpoint()
135 	return m && likely(!(m->mnt.mnt_flags & MNT_SYNC_UMOUNT));  in __path_is_mountpoint()
188 static inline bool mnt_ns_attached(const struct mount *mnt)  in mnt_ns_attached()  argument
190 	return !RB_EMPTY_NODE(&mnt->mnt_node);  in mnt_ns_attached()
198 static inline void move_from_ns(struct mount *mnt)  in move_from_ns()  argument
200 	struct mnt_namespace *ns = mnt->mnt_ns;  in move_from_ns()
201 	WARN_ON(!mnt_ns_attached(mnt));  in move_from_ns()
202 	if (ns->mnt_last_node == &mnt->mnt_node)  in move_from_ns()
203 		ns->mnt_last_node = rb_prev(&mnt->mnt_node);  in move_from_ns()
204 	if (ns->mnt_first_node == &mnt->mnt_node)  in move_from_ns()
205 		ns->mnt_first_node = rb_next(&mnt->mnt_node);  in move_from_ns()
206 	rb_erase(&mnt->mnt_node, &ns->mounts);  in move_from_ns()
207 	RB_CLEAR_NODE(&mnt->mnt_node);  in move_from_ns()
210 bool has_locked_children(struct mount *mnt, struct dentry *dentry);