--- zzzz-none-000/linux-2.6.19.2/arch/x86_64/kernel/time.c	2007-01-10 19:10:37.000000000 +0000
+++ davinci-8020-5505/linux-2.6.19.2/arch/x86_64/kernel/time.c	2007-01-11 07:38:19.000000000 +0000
@@ -876,6 +876,15 @@
 	timer_interrupt, IRQF_DISABLED, CPU_MASK_NONE, "timer", NULL, NULL
 };
 
+static int __cpuinit
+time_cpu_notifier(struct notifier_block *nb, unsigned long action, void *hcpu)
+{
+	unsigned cpu = (unsigned long) hcpu;
+	if (action == CPU_ONLINE)
+		vsyscall_set_cpu(cpu);
+	return NOTIFY_DONE;
+}
+
 void __init time_init(void)
 {
 	if (nohpet)
@@ -916,6 +925,8 @@
 	vxtime.last_tsc = get_cycles_sync();
 	set_cyc2ns_scale(cpu_khz);
 	setup_irq(0, &irq0);
+	hotcpu_notifier(time_cpu_notifier, 0);
+	time_cpu_notifier(NULL, CPU_ONLINE, (void *)(long)smp_processor_id());
 
 #ifndef CONFIG_SMP
 	time_init_gtod();