Re: [PATCH 1/6] Hibernation: Introduce system_entering_hibernation

From: Maciej Rutecki
Date: Tue Jan 20 2009 - 02:30:25 EST

2009/1/19 Rafael J. Wysocki <rjw@xxxxxxx>:
> From: Rafael J. Wysocki <rjw@xxxxxxx>
> Introduce boolean function system_entering_hibernation() returning
> 'true' during the last phase of hibernation, in which devices are
> being put into low power states and the sleep state (for example,
> ACPI S4) is finally entered.
> Some device drivers need such a function to check if the system is
> in the final phase of hibernation. In particular, some SATA drivers
> are going to use it for blacklisting systems in which the disks
> should not be spun down during the last phase of hibernation (the
> BIOS will do that anyway).
> Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>

Tested-by: Maciej Rutecki <maciej.rutecki@xxxxxxxxx>

Tested on HP Compaq nx6310

Thanks for patches

Maciej Rutecki
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