On 04/03/12 12:37, Luck, Tony: <tony.luck@xxxxxxxxx wrote:
ACPI code is shared by arch/x86 and arch/ia64. ia64 doesn't provide a plain
"halt()" function. Use safe_halt() instead.
Signed-off-by: Tony Luck<tony.luck@xxxxxxxxx>
---
E-mail discussion indicated this would be OK. Please check on x86
before applying.
Tested-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxx>
-boris
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index b3447f6..f3decb3 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -786,7 +786,7 @@ static int acpi_idle_play_dead(struct cpuidle_device *dev, int index)
while (1) {
if (cx->entry_method == ACPI_CSTATE_HALT)
- halt();
+ safe_halt();
else if (cx->entry_method == ACPI_CSTATE_SYSTEMIO) {
inb(cx->address);
/* See comment in acpi_idle_do_entry() */
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