cpumask_t cpu_coregroup_map(unsigned int cpu);
+extern cpumask_t cpu_core_map[NR_CPUS];
+
+#define topology_core_siblings(cpu) (cpu_core_map[cpu])
+
+int topology_set_cpu_management(int fc);
+void topology_schedule_update(void);
+
+#define POLARIZATION_UNKNWN (-1)
+#define POLARIZATION_HRZ (0)
+#define POLARIZATION_VL (1)
+#define POLARIZATION_VM (2)
+#define POLARIZATION_VH (3)
+
#ifdef CONFIG_SMP
void s390_init_cpu_topology(void);
#else