map_id_up 408 kernel/user_namespace.c return map_id_up(&targ->uid_map, __kuid_val(kuid)); map_id_up 476 kernel/user_namespace.c return map_id_up(&targ->gid_map, __kgid_val(kgid)); map_id_up 543 kernel/user_namespace.c return map_id_up(&targ->projid_map, __kprojid_val(kprojid));