*/
smp_store_cpu_info(cpuid);
+ /*
+ * This must be done before setting cpu_online_mask
+ * or calling notify_cpu_starting.
+ */
+ set_cpu_sibling_map(raw_smp_processor_id());
+ wmb();
+
notify_cpu_starting(cpuid);
/*
*/
check_tsc_sync_target();
- if (nmi_watchdog == NMI_IO_APIC) {
- legacy_pic->mask(0);
- enable_NMI_through_LVT0();
- legacy_pic->unmask(0);
- }
-
- /* This must be done before setting cpu_online_mask */
- set_cpu_sibling_map(raw_smp_processor_id());
- wmb();
-
/*
* We need to hold call_lock, so there is no inconsistency
* between the time smp_call_function() determines number of
printk(KERN_INFO "SMP mode deactivated.\n");
smpboot_clear_io_apic();
- localise_nmi_watchdog();
-
connect_bsp_APIC();
setup_local_APIC();
end_local_APIC_setup();
preempt_enable();
}
+void arch_disable_nonboot_cpus_begin(void)
+{
+ /*
+ * Avoid the smp alternatives switch during the disable_nonboot_cpus().
+ * In the suspend path, we will be back in the SMP mode shortly anyways.
+ */
+ skip_smp_alternatives = true;
+}
+
+void arch_disable_nonboot_cpus_end(void)
+{
+ skip_smp_alternatives = false;
+}
+
void arch_enable_nonboot_cpus_begin(void)
{
set_mtrr_aps_delayed_init();
#ifdef CONFIG_X86_IO_APIC
setup_ioapic_dest();
#endif
- check_nmi_watchdog();
mtrr_aps_init();
}
if (cpu == 0)
return -EBUSY;
- if (nmi_watchdog == NMI_LOCAL_APIC)
- stop_apic_nmi_watchdog(NULL);
clear_local_APIC();
cpu_disable_common();