116 static inline struct hlist_head *m_hash(struct vfsmount *mnt, struct dentry *dentry)  in m_hash()
131 static int mnt_alloc_id(struct mount *mnt)  in mnt_alloc_id()
142 static void mnt_free_id(struct mount *mnt)  in mnt_free_id()
150 static int mnt_alloc_group_id(struct mount *mnt)  in mnt_alloc_group_id()
163 void mnt_release_group_id(struct mount *mnt)  in mnt_release_group_id()
172 static inline void mnt_add_count(struct mount *mnt, int n)  in mnt_add_count()
186 int mnt_get_count(struct mount *mnt)  in mnt_get_count()
204 	struct mount *mnt = kmem_cache_zalloc(mnt_cache, GFP_KERNEL);  in alloc_vfsmnt()  local
275 bool __mnt_is_readonly(struct vfsmount *mnt)  in __mnt_is_readonly()
281 static inline void mnt_inc_writers(struct mount *mnt)  in mnt_inc_writers()
290 static inline void mnt_dec_writers(struct mount *mnt)  in mnt_dec_writers()
299 static unsigned int mnt_get_writers(struct mount *mnt)  in mnt_get_writers()
315 static int mnt_is_readonly(struct vfsmount *mnt)  in mnt_is_readonly()
349 	struct mount *mnt = real_mount(m);  in mnt_get_write_access()  local
469 void mnt_put_write_access(struct vfsmount *mnt)  in mnt_put_write_access()
485 void mnt_drop_write(struct vfsmount *mnt)  in mnt_drop_write()
523 static inline int mnt_hold_writers(struct mount *mnt)  in mnt_hold_writers()
566 static inline void mnt_unhold_writers(struct mount *mnt)  in mnt_unhold_writers()
576 static int mnt_make_readonly(struct mount *mnt)  in mnt_make_readonly()
589 	struct mount *mnt;  in sb_prepare_remount_readonly()  local
618 static void free_vfsmnt(struct mount *mnt)  in free_vfsmnt()
636 	struct mount *mnt;  in __legitimize_mnt()  local
695 struct mount *__lookup_mnt(struct vfsmount *mnt, struct dentry *dentry)  in __lookup_mnt()
756 	struct mount *mnt, *n;  in __is_local_mountpoint()  local
858 static inline int check_mnt(struct mount *mnt)  in check_mnt()
888 static struct mountpoint *unhash_mnt(struct mount *mnt)  in unhash_mnt()
904 static void umount_mnt(struct mount *mnt)  in umount_mnt()
912 void mnt_set_mountpoint(struct mount *mnt,  in mnt_set_mountpoint()
951 static void __attach_mnt(struct mount *mnt, struct mount *parent)  in __attach_mnt()
980 static void attach_mnt(struct mount *mnt, struct mount *parent,  in attach_mnt()
996 void mnt_change_mountpoint(struct mount *parent, struct mountpoint *mp, struct mount *mnt)  in mnt_change_mountpoint()
1016 static void mnt_add_to_ns(struct mnt_namespace *ns, struct mount *mnt)  in mnt_add_to_ns()
1038 static void commit_tree(struct mount *mnt)  in commit_tree()
1098 	struct mount *mnt;  in vfs_create_mount()  local
1139 	struct vfsmount *mnt;  in vfs_kern_mount()  local
1183 	struct mount *mnt;  in clone_mnt()  local
1247 static void cleanup_mnt(struct mount *mnt)  in cleanup_mnt()
1288 static void mntput_no_expire(struct mount *mnt)  in mntput_no_expire()
1356 void mntput(struct vfsmount *mnt)  in mntput()
1368 struct vfsmount *mntget(struct vfsmount *mnt)  in mntget()
1381 void mnt_make_shortterm(struct vfsmount *mnt)  in mnt_make_shortterm()
1465 	struct mount *next = NULL, *mnt = v;  in m_next()  local
1507 	struct mount *mnt = real_mount(m);  in may_umount_tree()  local
1542 int may_umount(struct vfsmount *mnt)  in may_umount()
1592 static bool disconnect_mount(struct mount *mnt, enum umount_tree_flags how)  in disconnect_mount()
1625 static void umount_tree(struct mount *mnt, enum umount_tree_flags how)  in umount_tree()
1707 static int do_umount(struct mount *mnt, int flags)  in do_umount()
1818 	struct mount *mnt;  in __detach_mounts()  local
1873 	struct mount *mnt = real_mount(path->mnt);  in can_umount()  local
1891 	struct mount *mnt = real_mount(path->mnt);  in path_umount()  local
1951 struct ns_common *from_mnt_ns(struct mnt_namespace *mnt)  in from_mnt_ns()
1969 struct mount *copy_tree(struct mount *mnt, struct dentry *dentry,  in copy_tree()
2054 void dissolve_on_fput(struct vfsmount *mnt)  in dissolve_on_fput()
2072 void drop_collected_mounts(struct vfsmount *mnt)  in drop_collected_mounts()
2081 static bool has_locked_children(struct mount *mnt, struct dentry *dentry)  in has_locked_children()
2140 	struct mount *mnt;  in iterate_mounts()  local
2152 static void lock_mnt_tree(struct mount *mnt)  in lock_mnt_tree()
2179 static void cleanup_group_ids(struct mount *mnt, struct mount *end)  in cleanup_group_ids()
2189 static int invent_group_ids(struct mount *mnt, bool recurse)  in invent_group_ids()
2206 int count_mounts(struct mnt_namespace *ns, struct mount *mnt)  in count_mounts()
2444 	struct vfsmount *mnt = path->mnt;  in do_lock_mount()  local
2517 static int graft_tree(struct mount *mnt, struct mount *p, struct mountpoint *mp)  in graft_tree()
2552 	struct mount *mnt = real_mount(path->mnt);  in do_change_type()  local
2583 	struct mount *mnt = ERR_PTR(-EINVAL), *old = real_mount(old_path->mnt);  in __do_loopback()  local
2612 	struct mount *mnt = NULL, *parent;  in do_loopback()  local
2658 	struct mount *mnt, *p;  in open_detached_copy()  local
2749 static bool can_change_locked_flags(struct mount *mnt, unsigned int mnt_flags)  in can_change_locked_flags()
2776 static int change_mount_ro_state(struct mount *mnt, unsigned int mnt_flags)  in change_mount_ro_state()
2790 static void set_mount_attributes(struct mount *mnt, unsigned int mnt_flags)  in set_mount_attributes()
2797 static void mnt_warn_timestamp_expiry(struct path *mountpoint, struct vfsmount *mnt)  in mnt_warn_timestamp_expiry()
2826 	struct mount *mnt = real_mount(path->mnt);  in do_reconfigure_mnt()  local
2865 	struct mount *mnt = real_mount(path->mnt);  in do_remount()  local
2908 static inline int tree_contains_unbindable(struct mount *mnt)  in tree_contains_unbindable()
3267 	struct vfsmount *mnt;  in do_new_mount_fc()  local
3364 	struct mount *mnt;  in finish_automount()  local
3432 void mnt_set_expiry(struct vfsmount *mnt, struct list_head *expiry_list)  in mnt_set_expiry()
3449 	struct mount *mnt, *next;  in mark_mounts_for_expiry()  local
3498 		struct mount *mnt = list_entry(tmp, struct mount, mnt_child);  in select_submounts()  local
3533 static void shrink_submounts(struct mount *mnt)  in shrink_submounts()
3841 	struct mount *mnt = real_mount(m);  in mount_subtree()  local
3950 	struct mount *mnt;  in SYSCALL_DEFINE3()  local
4134 bool is_path_reachable(struct mount *mnt, struct dentry *dentry,  in is_path_reachable()
4278 static unsigned int recalc_flags(struct mount_kattr *kattr, struct mount *mnt)  in recalc_flags()
4290 static int can_idmap_mount(const struct mount_kattr *kattr, struct mount *mnt)  in can_idmap_mount()
4338 				     const struct mount *mnt)  in mnt_allow_writers()
4345 static int mount_setattr_prepare(struct mount_kattr *kattr, struct mount *mnt)  in mount_setattr_prepare()
4394 static void do_idmap_mount(const struct mount_kattr *kattr, struct mount *mnt)  in do_idmap_mount()
4410 static void mount_setattr_commit(struct mount_kattr *kattr, struct mount *mnt)  in mount_setattr_commit()
4435 	struct mount *mnt = real_mount(path->mnt);  in do_mount_setattr()  local
4706 	struct mount *mnt = mnt_find_id_at(ns, id);  in lookup_mnt_in_ns()  local
4717 	struct vfsmount *mnt;  member
4724 static u64 mnt_to_attr_flags(struct vfsmount *mnt)  in mnt_to_attr_flags()
4830 	struct vfsmount *mnt = s->mnt;  in statmount_mnt_point()  local
5004 	struct vfsmount *mnt;  in SYSCALL_DEFINE4()  local
5135 	struct vfsmount *mnt;  in init_mount_tree()  local
5207 	struct vfsmount *mnt;  in kern_mount()  local
5220 void kern_unmount(struct vfsmount *mnt)  in kern_unmount()
5231 void kern_unmount_array(struct vfsmount *mnt[], unsigned int num)  in kern_unmount_array()
5243 bool our_mnt(struct vfsmount *mnt)  in our_mnt()
5277 	struct mount *mnt, *n;  in mnt_already_visible()  local
5359 bool mnt_may_suid(struct vfsmount *mnt)  in mnt_may_suid()