cpu_setup_func_t
cpu_setup_func_t *func;
register_cpu_setup_func(cpu_setup_func_t *func, void *arg)
unregister_cpu_setup_func(cpu_setup_func_t *func, void *arg)
extern void register_cpu_setup_func(cpu_setup_func_t *, void *);
extern void unregister_cpu_setup_func(cpu_setup_func_t *, void *);
register_cpu_setup_func((cpu_setup_func_t *)trapstat_cpu_setup, NULL);
unregister_cpu_setup_func((cpu_setup_func_t *)trapstat_cpu_setup, NULL);
register_cpu_setup_func((cpu_setup_func_t *)xc_func_timeout_adj, NULL);