1 #ifndef __ASM_TOPOLOGY_H
2 #define __ASM_TOPOLOGY_H
6 #include <linux/cpumask.h>
12 cpumask_t thread_sibling;
13 cpumask_t core_sibling;
16 extern struct cpu_topology cpu_topology[NR_CPUS];
18 #define topology_physical_package_id(cpu) (cpu_topology[cpu].cluster_id)
19 #define topology_core_id(cpu) (cpu_topology[cpu].core_id)
20 #define topology_core_cpumask(cpu) (&cpu_topology[cpu].core_sibling)
21 #define topology_thread_cpumask(cpu) (&cpu_topology[cpu].thread_sibling)
23 void init_cpu_topology(void);
24 void store_cpu_topology(unsigned int cpuid);
25 const struct cpumask *cpu_coregroup_mask(int cpu);
29 static inline void init_cpu_topology(void) { }
30 static inline void store_cpu_topology(unsigned int cpuid) { }
34 #include <asm-generic/topology.h>
36 #endif /* _ASM_ARM_TOPOLOGY_H */