in_userns         135 include/linux/user_namespace.h extern bool in_userns(const struct user_namespace *ancestor,
in_userns          87 kernel/pid_namespace.c 	if (!in_userns(parent_pid_ns->user_ns, user_ns))
in_userns        1231 kernel/user_namespace.c 	return in_userns(target_ns, current_user_ns());