700 	struct mnt_namespace *ns = current->nsproxy->mnt_ns;  in __is_local_mountpoint()  local
708 	list_for_each_entry(mnt, &ns->list, mnt_list) {  in __is_local_mountpoint()
779 static void touch_mnt_namespace(struct mnt_namespace *ns)  in touch_mnt_namespace()  argument
781 	if (ns) {  in touch_mnt_namespace()
782 		ns->event = ++event;  in touch_mnt_namespace()
783 		wake_up_interruptible(&ns->poll);  in touch_mnt_namespace()
790 static void __touch_mnt_namespace(struct mnt_namespace *ns)  in __touch_mnt_namespace()  argument
792 	if (ns && ns->event != event) {  in __touch_mnt_namespace()
793 		ns->event = event;  in __touch_mnt_namespace()
794 		wake_up_interruptible(&ns->poll);  in __touch_mnt_namespace()
1221 	if (p->cached_event == p->ns->event) {  in m_start()
1226 			v = seq_list_next(v, &p->ns->list, &p->cached_index);  in m_start()
1231 	p->cached_event = p->ns->event;  in m_start()
1232 	p->cached_mount = seq_list_start(&p->ns->list, *pos);  in m_start()
1241 	p->cached_mount = seq_list_next(v, &p->ns->list, pos);  in m_next()
1643 struct mnt_namespace *to_mnt_ns(struct ns_common *ns)  in to_mnt_ns()  argument
1645 	return container_of(ns, struct mnt_namespace, ns);  in to_mnt_ns()
2723 static void free_mnt_ns(struct mnt_namespace *ns)  in free_mnt_ns()  argument
2725 	ns_free_inum(&ns->ns);  in free_mnt_ns()
2726 	put_user_ns(ns->user_ns);  in free_mnt_ns()
2727 	kfree(ns);  in free_mnt_ns()
2747 	ret = ns_alloc_inum(&new_ns->ns);  in alloc_mnt_ns()
2752 	new_ns->ns.ops = &mntns_operations;  in alloc_mnt_ns()
2763 struct mnt_namespace *copy_mnt_ns(unsigned long flags, struct mnt_namespace *ns,  in copy_mnt_ns()  argument
2773 	BUG_ON(!ns);  in copy_mnt_ns()
2776 		get_mnt_ns(ns);  in copy_mnt_ns()
2777 		return ns;  in copy_mnt_ns()
2780 	old = ns->root;  in copy_mnt_ns()
2789 	if (user_ns != ns->user_ns)  in copy_mnt_ns()
2856 	struct mnt_namespace *ns;  in mount_subtree()  local
2861 	ns = create_mnt_ns(mnt);  in mount_subtree()
2862 	if (IS_ERR(ns))  in mount_subtree()
2863 		return ERR_CAST(ns);  in mount_subtree()
2868 	put_mnt_ns(ns);  in mount_subtree()
3069 	struct mnt_namespace *ns;  in init_mount_tree()  local
3081 	ns = create_mnt_ns(mnt);  in init_mount_tree()
3082 	if (IS_ERR(ns))  in init_mount_tree()
3085 	init_task.nsproxy->mnt_ns = ns;  in init_mount_tree()
3086 	get_mnt_ns(ns);  in init_mount_tree()
3136 void put_mnt_ns(struct mnt_namespace *ns)  in put_mnt_ns()  argument
3138 	if (!atomic_dec_and_test(&ns->count))  in put_mnt_ns()
3140 	drop_collected_mounts(&ns->root->mnt);  in put_mnt_ns()
3141 	free_mnt_ns(ns);  in put_mnt_ns()
3201 	struct mnt_namespace *ns = current->nsproxy->mnt_ns;  in fs_fully_visible()  local
3206 	if (unlikely(!ns))  in fs_fully_visible()
3210 	list_for_each_entry(mnt, &ns->list, mnt_list) {  in fs_fully_visible()
3262 	struct ns_common *ns = NULL;  in mntns_get()  local
3268 		ns = &nsproxy->mnt_ns->ns;  in mntns_get()
3269 		get_mnt_ns(to_mnt_ns(ns));  in mntns_get()
3273 	return ns;  in mntns_get()
3276 static void mntns_put(struct ns_common *ns)  in mntns_put()  argument
3278 	put_mnt_ns(to_mnt_ns(ns));  in mntns_put()
3281 static int mntns_install(struct nsproxy *nsproxy, struct ns_common *ns)  in mntns_install()  argument
3284 	struct mnt_namespace *mnt_ns = to_mnt_ns(ns);  in mntns_install()