On Sat, 2011-01-22 at 02:03 +0800, Ari Savolainen wrote:
> Hi,
>
> I have a Dell Precision WorkStation T3500. It stopped to power off
> after shutdown. Bisection revealed commit 2a2d31c8 "intel_idle: open
> broadcast clock event" to be the reason. Below are all the dmesg
> lines containing "intel_idle":
>
> [ 2.184560] intel_idle: MWAIT substates: 0x1120
> [ 2.184561] intel_idle: v0.4 model 0x1A
> [ 2.184562] intel_idle: lapic_timer_reliable_states 0x2
> [ 2.204056] ACPI: acpi_idle yielding to intel_idle
>
> Please let me know what further information you need to fix the problem.
I can't reproduce it here, but can you please try below patch:
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index 7acb32e..1fa091e 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -263,7 +263,7 @@ static void __setup_broadcast_timer(void *arg)
clockevents_notify(reason, &cpu);
}
-static int __cpuinit setup_broadcast_cpuhp_notify(struct notifier_block *n,
+static int setup_broadcast_cpuhp_notify(struct notifier_block *n,
unsigned long action, void *hcpu)
{
int hotcpu = (unsigned long)hcpu;
@@ -273,15 +273,11 @@ static int __cpuinit setup_broadcast_cpuhp_notify(struct notifier_block *n,
smp_call_function_single(hotcpu, __setup_broadcast_timer,
(void *)true, 1);
break;
- case CPU_DOWN_PREPARE:
- smp_call_function_single(hotcpu, __setup_broadcast_timer,
- (void *)false, 1);
- break;
}
return NOTIFY_OK;
}
-static struct notifier_block __cpuinitdata setup_broadcast_notifier = {
+static struct notifier_block setup_broadcast_notifier = {
.notifier_call = setup_broadcast_cpuhp_notify,
};
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