+usec_t cgroup_context_get_cpu_quota_usec(CGroupContext *c);
+usec_t cgroup_context_get_cpu_quota_per_sec_usec(CGroupContext *c);
+
+CGroupControllerMask unit_get_cgroup_mask(Unit *u);
+CGroupControllerMask unit_get_siblings_mask(Unit *u);
+CGroupControllerMask unit_get_members_mask(Unit *u);
+CGroupControllerMask unit_get_target_mask(Unit *u);
+
+void unit_update_cgroup_members_masks(Unit *u);