possible, max((possible - available_cpus), 0));
 
        for (i = 0; i < possible; i++)
-               cpu_set(i, cpu_possible_map);
+               set_cpu_possible(i, true);
 }
 
 int acpi_map_lsapic(acpi_handle handle, int *pcpu)
 
 
        ia64_cpu_to_sapicid[0] = boot_cpu_id;
        cpus_clear(cpu_present_map);
-       cpu_set(0, cpu_present_map);
-       cpu_set(0, cpu_possible_map);
+       set_cpu_present(0, true);
+       set_cpu_possible(0, true);
        for (cpu = 1, i = 0; i < smp_boot_data.cpu_count; i++) {
                sapicid = smp_boot_data.cpu_phys_id[i];
                if (sapicid == boot_cpu_id)
                        continue;
-               cpu_set(cpu, cpu_present_map);
-               cpu_set(cpu, cpu_possible_map);
+               set_cpu_present(cpu, true);
+               set_cpu_possible(cpu, true);
                ia64_cpu_to_sapicid[cpu] = sapicid;
                cpu++;
        }
         */
        if (!max_cpus) {
                printk(KERN_INFO "SMP mode deactivated.\n");
-               cpus_clear(cpu_online_map);
-               cpus_clear(cpu_present_map);
-               cpus_clear(cpu_possible_map);
-               cpu_set(0, cpu_online_map);
-               cpu_set(0, cpu_present_map);
-               cpu_set(0, cpu_possible_map);
+               init_cpu_online(cpumask_of(0));
+               init_cpu_present(cpumask_of(0));
+               init_cpu_possible(cpumask_of(0));
                return;
        }
 }