743 	struct mnt_namespace *ns = current->nsproxy->mnt_ns;  in __is_local_mountpoint()
852 	return mnt->mnt_ns == current->nsproxy->mnt_ns;  in check_mnt()
957 	struct mnt_namespace *n = parent->mnt_ns;  in commit_tree()
963 		m->mnt_ns = n;  in commit_tree()
1213 	if (likely(READ_ONCE(mnt->mnt_ns))) {  in mntput_no_expire()
1578 		ns = p->mnt_ns;  in umount_tree()
1583 		p->mnt_ns = NULL;  in umount_tree()
1765 	return ns_capable(current->nsproxy->mnt_ns->user_ns, CAP_SYS_ADMIN);  in may_mount()
1867 	struct mnt_namespace *mnt_ns;  in mnt_ns_loop()  local
1871 	mnt_ns = to_mnt_ns(get_proc_ns(dentry->d_inode));  in mnt_ns_loop()
1872 	return current->nsproxy->mnt_ns->seq >= mnt_ns->seq;  in mnt_ns_loop()
1965 	ns = real_mount(mnt)->mnt_ns;  in dissolve_on_fput()
2033 	new_mnt->mnt_ns = MNT_NS_INTERNAL;  in clone_private_mount()
2203 	struct user_namespace *user_ns = current->nsproxy->mnt_ns->user_ns;  in attach_recursive_mnt()
2205 	struct mnt_namespace *ns = dest_mnt->mnt_ns;  in attach_recursive_mnt()
2241 		touch_mnt_namespace(source_mnt->mnt_ns);  in attach_recursive_mnt()
2243 		if (source_mnt->mnt_ns) {  in attach_recursive_mnt()
2245 			list_del_init(&source_mnt->mnt_ns->list);  in attach_recursive_mnt()
2259 		if (child->mnt_parent->mnt_ns->user_ns != user_ns)  in attach_recursive_mnt()
2272 		child->mnt_parent->mnt_ns->pending_mounts = 0;  in attach_recursive_mnt()
2467 	struct user_namespace *user_ns = current->nsproxy->mnt_ns->user_ns;  in open_detached_copy()
2485 		p->mnt_ns = ns;  in open_detached_copy()
2606 	touch_mnt_namespace(mnt->mnt_ns);  in set_mount_attributes()
2769 	if (!ns_capable(from->mnt_ns->user_ns, CAP_SYS_ADMIN))  in do_set_group()
2771 	if (!ns_capable(to->mnt_ns->user_ns, CAP_SYS_ADMIN))  in do_set_group()
2841 	ns = old->mnt_ns;  in do_move_mount()
2936 		if (!parent->mnt_ns)  in do_add_mount()
3163 		touch_mnt_namespace(mnt->mnt_ns);  in mark_mounts_for_expiry()
3234 			touch_mnt_namespace(m->mnt_ns);  in shrink_submounts()
3502 		q->mnt_ns = new_ns;  in copy_mnt_ns()
3544 	mnt->mnt_ns = ns;  in mount_subtree()
3719 	ns = alloc_mnt_ns(current->nsproxy->mnt_ns->user_ns, true);  in SYSCALL_DEFINE3()
3725 	mnt->mnt_ns = ns;  in SYSCALL_DEFINE3()
3946 	touch_mnt_namespace(current->nsproxy->mnt_ns);  in SYSCALL_DEFINE2()
4011 	if (!is_anon_ns(mnt->mnt_ns))  in can_idmap_mount()
4128 	touch_mnt_namespace(mnt->mnt_ns);  in mount_setattr_commit()
4167 	if (!(mnt_has_parent(mnt) ? check_mnt(mnt) : is_anon_ns(mnt->mnt_ns)))  in do_mount_setattr()
4391 	m->mnt_ns = ns;  in init_mount_tree()
4395 	init_task.nsproxy->mnt_ns = ns;  in init_mount_tree()
4458 		real_mount(mnt)->mnt_ns = MNT_NS_INTERNAL;  in kern_mount()
4468 		real_mount(mnt)->mnt_ns = NULL;  in kern_unmount()
4481 			real_mount(mnt[i])->mnt_ns = NULL;  in kern_unmount_array()
4501 	ns_root.mnt = &current->nsproxy->mnt_ns->root->mnt;  in current_chrooted()
4589 	struct mnt_namespace *ns = current->nsproxy->mnt_ns;  in mount_too_revealing()
4630 		ns = &nsproxy->mnt_ns->ns;  in mntns_get()
4647 	struct mnt_namespace *mnt_ns = to_mnt_ns(ns), *old_mnt_ns;  in mntns_install()  local
4652 	if (!ns_capable(mnt_ns->user_ns, CAP_SYS_ADMIN) ||  in mntns_install()
4657 	if (is_anon_ns(mnt_ns))  in mntns_install()
4663 	get_mnt_ns(mnt_ns);  in mntns_install()
4664 	old_mnt_ns = nsproxy->mnt_ns;  in mntns_install()
4665 	nsproxy->mnt_ns = mnt_ns;  in mntns_install()
4668 	err = vfs_path_lookup(mnt_ns->root->mnt.mnt_root, &mnt_ns->root->mnt,  in mntns_install()
4672 		nsproxy->mnt_ns = old_mnt_ns;  in mntns_install()
4673 		put_mnt_ns(mnt_ns);  in mntns_install()