#include <linux/cpumask.h>
#include <asm/sysinfo.h>
+struct cpu;
+
+#ifdef CONFIG_SCHED_BOOK
+
extern unsigned char cpu_core_id[NR_CPUS];
extern cpumask_t cpu_core_map[NR_CPUS];
#define topology_core_cpumask(cpu) (&cpu_core_map[cpu])
#define mc_capable() (1)
-#ifdef CONFIG_SCHED_BOOK
-
extern unsigned char cpu_book_id[NR_CPUS];
extern cpumask_t cpu_book_map[NR_CPUS];
#define topology_book_id(cpu) (cpu_book_id[cpu])
#define topology_book_cpumask(cpu) (&cpu_book_map[cpu])
-#endif /* CONFIG_SCHED_BOOK */
-
+int topology_cpu_init(struct cpu *);
int topology_set_cpu_management(int fc);
void topology_schedule_update(void);
void store_topology(struct sysinfo_15_1_x *info);
+void topology_expect_change(void);
+
+#else /* CONFIG_SCHED_BOOK */
+
+static inline void topology_schedule_update(void) { }
+static inline int topology_cpu_init(struct cpu *cpu) { return 0; }
+static inline void topology_expect_change(void) { }
-#define POLARIZATION_UNKNWN (-1)
+#endif /* CONFIG_SCHED_BOOK */
+
+#define POLARIZATION_UNKNOWN (-1)
#define POLARIZATION_HRZ (0)
#define POLARIZATION_VL (1)
#define POLARIZATION_VM (2)
#define POLARIZATION_VH (3)
-#ifdef CONFIG_SMP
+extern int cpu_polarization[];
+
+static inline void cpu_set_polarization(int cpu, int val)
+{
+#ifdef CONFIG_SCHED_BOOK
+ cpu_polarization[cpu] = val;
+#endif
+}
+
+static inline int cpu_read_polarization(int cpu)
+{
+#ifdef CONFIG_SCHED_BOOK
+ return cpu_polarization[cpu];
+#else
+ return POLARIZATION_HRZ;
+#endif
+}
+
+#ifdef CONFIG_SCHED_BOOK
void s390_init_cpu_topology(void);
#else
static inline void s390_init_cpu_topology(void)