763 	struct mnt_namespace *ns = current->nsproxy->mnt_ns;  in __is_local_mountpoint()
872 	return mnt->mnt_ns == current->nsproxy->mnt_ns;  in check_mnt()
1031 	struct mnt_namespace *n = parent->mnt_ns;  in commit_tree()
1037 		m->mnt_ns = n;  in commit_tree()
1281 	if (likely(READ_ONCE(mnt->mnt_ns))) {  in mntput_no_expire()
1371 		real_mount(mnt)->mnt_ns = NULL;  in mnt_make_shortterm()
1657 		ns = p->mnt_ns;  in umount_tree()
1662 		p->mnt_ns = NULL;  in umount_tree()
1844 	return ns_capable(current->nsproxy->mnt_ns->user_ns, CAP_SYS_ADMIN);  in may_mount()
1959 	struct mnt_namespace *mnt_ns;  in mnt_ns_loop()  local
1963 	mnt_ns = to_mnt_ns(get_proc_ns(dentry->d_inode));  in mnt_ns_loop()
1964 	return current->nsproxy->mnt_ns->seq >= mnt_ns->seq;  in mnt_ns_loop()
2057 	ns = real_mount(mnt)->mnt_ns;  in dissolve_on_fput()
2125 	new_mnt->mnt_ns = MNT_NS_INTERNAL;  in clone_private_mount()
2304 	struct user_namespace *user_ns = current->nsproxy->mnt_ns->user_ns;  in attach_recursive_mnt()
2306 	struct mnt_namespace *ns = top_mnt->mnt_ns;  in attach_recursive_mnt()
2353 		touch_mnt_namespace(source_mnt->mnt_ns);  in attach_recursive_mnt()
2355 		if (source_mnt->mnt_ns) {  in attach_recursive_mnt()
2357 			list_del_init(&source_mnt->mnt_ns->list);  in attach_recursive_mnt()
2374 		if (child->mnt_parent->mnt_ns->user_ns != user_ns)  in attach_recursive_mnt()
2387 		child->mnt_parent->mnt_ns->pending_mounts = 0;  in attach_recursive_mnt()
2650 	struct user_namespace *user_ns = current->nsproxy->mnt_ns->user_ns;  in open_detached_copy()
2668 		p->mnt_ns = ns;  in open_detached_copy()
2789 	touch_mnt_namespace(mnt->mnt_ns);  in set_mount_attributes()
2962 	if (!ns_capable(from->mnt_ns->user_ns, CAP_SYS_ADMIN))  in do_set_group()
2964 	if (!ns_capable(to->mnt_ns->user_ns, CAP_SYS_ADMIN))  in do_set_group()
3083 	if (parent_mnt_to == current->nsproxy->mnt_ns->root)  in can_move_mount_beneath()
3140 	ns = old->mnt_ns;  in do_move_mount()
3245 		if (!parent->mnt_ns)  in do_add_mount()
3474 		touch_mnt_namespace(mnt->mnt_ns);  in mark_mounts_for_expiry()
3545 			touch_mnt_namespace(m->mnt_ns);  in shrink_submounts()
3813 		q->mnt_ns = new_ns;  in copy_mnt_ns()
3856 	mnt->mnt_ns = ns;  in mount_subtree()
4031 	ns = alloc_mnt_ns(current->nsproxy->mnt_ns->user_ns, true);  in SYSCALL_DEFINE3()
4037 	mnt->mnt_ns = ns;  in SYSCALL_DEFINE3()
4263 	touch_mnt_namespace(current->nsproxy->mnt_ns);  in SYSCALL_DEFINE2()
4328 	if (!is_anon_ns(mnt->mnt_ns))  in can_idmap_mount()
4436 	touch_mnt_namespace(mnt->mnt_ns);  in mount_setattr_commit()
4489 	if ((mnt_has_parent(mnt) || !is_anon_ns(mnt->mnt_ns)) && !check_mnt(mnt))  in do_mount_setattr()
4716 	m->mnt_ns = ns;  in init_mount_tree()
4720 	init_task.nsproxy->mnt_ns = ns;  in init_mount_tree()
4783 		real_mount(mnt)->mnt_ns = MNT_NS_INTERNAL;  in kern_mount()
4825 	ns_root.mnt = &current->nsproxy->mnt_ns->root->mnt;  in current_chrooted()
4913 	struct mnt_namespace *ns = current->nsproxy->mnt_ns;  in mount_too_revealing()
4954 		ns = &nsproxy->mnt_ns->ns;  in mntns_get()
4971 	struct mnt_namespace *mnt_ns = to_mnt_ns(ns), *old_mnt_ns;  in mntns_install()  local
4976 	if (!ns_capable(mnt_ns->user_ns, CAP_SYS_ADMIN) ||  in mntns_install()
4981 	if (is_anon_ns(mnt_ns))  in mntns_install()
4987 	get_mnt_ns(mnt_ns);  in mntns_install()
4988 	old_mnt_ns = nsproxy->mnt_ns;  in mntns_install()
4989 	nsproxy->mnt_ns = mnt_ns;  in mntns_install()
4992 	err = vfs_path_lookup(mnt_ns->root->mnt.mnt_root, &mnt_ns->root->mnt,  in mntns_install()
4996 		nsproxy->mnt_ns = old_mnt_ns;  in mntns_install()
4997 		put_mnt_ns(mnt_ns);  in mntns_install()