On Sat, 2014-12-27 at 21:22 +0100, Rafael J. Wysocki wrote:
[]
> +++ linux-pm/include/acpi/acpi_bus.h
> @@ -589,7 +589,8 @@ static inline u32 acpi_target_system_sta
>
> static inline bool acpi_device_power_manageable(struct acpi_device *adev)
> {
> - return adev->flags.power_manageable;
> + return adev->flags.power_manageable
> + && (adev->status.present || adev->status.functional);
Most code in the kernel has these logical
continuations at the end of the previous line.
> +++ linux-pm/drivers/acpi/device_pm.c
[]
> @@ -361,7 +362,7 @@ bool acpi_bus_power_manageable(acpi_hand
> int result;
>
> result = acpi_bus_get_device(handle, &device);
> - return result ? false : device->flags.power_manageable;
> + return result ? false : acpi_device_power_manageable(device);
This might read better as:
if (acpi_bus_get_device(handle, &device))
return false;
return acpi_device_power_manageable(device);
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