3099 	struct mnt_namespace *new_ns;  in create_new_namespace()  local
3109 	new_ns = alloc_mnt_ns(user_ns, false);  in create_new_namespace()
3110 	if (IS_ERR(new_ns))  in create_new_namespace()
3111 		return ERR_CAST(new_ns);  in create_new_namespace()
3121 		free_mnt_ns(new_ns);  in create_new_namespace()
3149 			emptied_ns = new_ns;  in create_new_namespace()
3166 		mnt_add_to_ns(new_ns, mnt);  in create_new_namespace()
3167 		new_ns->nr_mounts++;  in create_new_namespace()
3170 	new_ns->root = new_ns_root;  in create_new_namespace()
3171 	ns_tree_add_raw(new_ns);  in create_new_namespace()
3172 	return new_ns;  in create_new_namespace()
3178 	struct mnt_namespace *new_ns;  in open_new_namespace()  local
3180 	new_ns = create_new_namespace(path, flags);  in open_new_namespace()
3181 	if (IS_ERR(new_ns))  in open_new_namespace()
3182 		return ERR_CAST(new_ns);  in open_new_namespace()
3183 	return open_namespace_file(to_ns_common(new_ns));  in open_new_namespace()
4190 	struct mnt_namespace *new_ns;  in alloc_mnt_ns()  local
4198 	new_ns = kzalloc_obj(struct mnt_namespace, GFP_KERNEL_ACCOUNT);  in alloc_mnt_ns()
4199 	if (!new_ns) {  in alloc_mnt_ns()
4205 		ret = ns_common_init_inum(new_ns, MNT_NS_ANON_INO);  in alloc_mnt_ns()
4207 		ret = ns_common_init(new_ns);  in alloc_mnt_ns()
4209 		kfree(new_ns);  in alloc_mnt_ns()
4213 	ns_tree_gen_id(new_ns);  in alloc_mnt_ns()
4215 	new_ns->is_anon = anon;  in alloc_mnt_ns()
4216 	refcount_set(&new_ns->passive, 1);  in alloc_mnt_ns()
4217 	new_ns->mounts = RB_ROOT;  in alloc_mnt_ns()
4218 	init_waitqueue_head(&new_ns->poll);  in alloc_mnt_ns()
4219 	new_ns->user_ns = get_user_ns(user_ns);  in alloc_mnt_ns()
4220 	new_ns->ucounts = ucounts;  in alloc_mnt_ns()
4221 	return new_ns;  in alloc_mnt_ns()
4228 	struct mnt_namespace *new_ns;  in copy_mnt_ns()  local
4245 	new_ns = alloc_mnt_ns(user_ns, false);  in copy_mnt_ns()
4246 	if (IS_ERR(new_ns))  in copy_mnt_ns()
4247 		return new_ns;  in copy_mnt_ns()
4263 		emptied_ns = new_ns;  in copy_mnt_ns()
4270 	new_ns->root = new;  in copy_mnt_ns()
4287 		mnt_add_to_ns(new_ns, new);  in copy_mnt_ns()
4288 		new_ns->nr_mounts++;  in copy_mnt_ns()
4299 			mnt_add_to_ns(new_ns, q);  in copy_mnt_ns()
4300 			new_ns->nr_mounts++;  in copy_mnt_ns()
4320 	ns_tree_add_raw(new_ns);  in copy_mnt_ns()
4321 	return new_ns;  in copy_mnt_ns()