cpu_to_core_id    136 arch/powerpc/include/asm/smp.h extern int cpu_to_core_id(int cpu);
cpu_to_core_id    140 arch/powerpc/include/asm/topology.h #define topology_core_id(cpu)		(cpu_to_core_id(cpu))
cpu_to_core_id   1091 arch/powerpc/kernel/smp.c EXPORT_SYMBOL_GPL(cpu_to_core_id);