cpu_check_up_prepare 1168 arch/x86/kernel/smpboot.c 	err = cpu_check_up_prepare(cpu);
cpu_check_up_prepare  377 arch/x86/xen/smp_pv.c 	rc = cpu_check_up_prepare(cpu);
cpu_check_up_prepare  191 include/linux/cpu.h int cpu_check_up_prepare(int cpu);