Re: [PATCH 1/8] Hibernation: Introduce system_entering_hibernation

[Jeff Garzik <jeff@garzik.org>]

Tejun Heo wrote:
> From: Rafael J. Wysocki <rjw@sisk.pl>
> 
> 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@sisk.pl>
> Signed-off-by: Tejun Heo <tj@kernel.org>
> ---
>  include/linux/suspend.h |    2 ++
>  kernel/power/disk.c     |   10 ++++++++++
>  2 files changed, 12 insertions(+), 0 deletions(-)

applied 1-6