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. 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() */ _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/linux-pm