1 #ifndef _ASM_S390_TOPOLOGY_H 2 #define _ASM_S390_TOPOLOGY_H 3 4 #include <linux/cpumask.h> 5 #include <asm/sysinfo.h> 6 7 extern unsigned char cpu_core_id[NR_CPUS]; 8 extern cpumask_t cpu_core_map[NR_CPUS]; 9 10 static inline const struct cpumask *cpu_coregroup_mask(int cpu) 11 { 12 return &cpu_core_map[cpu]; 13 } 14 15 #define topology_core_id(cpu) (cpu_core_id[cpu]) 16 #define topology_core_cpumask(cpu) (&cpu_core_map[cpu]) 17 #define mc_capable() (1) 18 19 #ifdef CONFIG_SCHED_BOOK 20 21 extern unsigned char cpu_book_id[NR_CPUS]; 22 extern cpumask_t cpu_book_map[NR_CPUS]; 23 24 static inline const struct cpumask *cpu_book_mask(int cpu) 25 { 26 return &cpu_book_map[cpu]; 27 } 28 29 #define topology_book_id(cpu) (cpu_book_id[cpu]) 30 #define topology_book_cpumask(cpu) (&cpu_book_map[cpu]) 31 32 #endif /* CONFIG_SCHED_BOOK */ 33 34 int topology_set_cpu_management(int fc); 35 void topology_schedule_update(void); 36 void store_topology(struct sysinfo_15_1_x *info); 37 38 #define POLARIZATION_UNKNWN (-1) 39 #define POLARIZATION_HRZ (0) 40 #define POLARIZATION_VL (1) 41 #define POLARIZATION_VM (2) 42 #define POLARIZATION_VH (3) 43 44 #ifdef CONFIG_SMP 45 void s390_init_cpu_topology(void); 46 #else 47 static inline void s390_init_cpu_topology(void) 48 { 49 }; 50 #endif 51 52 #define SD_BOOK_INIT SD_CPU_INIT 53 54 #include <asm-generic/topology.h> 55 56 #endif /* _ASM_S390_TOPOLOGY_H */ 57