Re: [Update][PATCH 5/5] ACPI / PM: Expose lists of device power resources to user space

Greg Kroah-Hartman
2013-01-24T00:34:20Z

On Wed, Jan 23, 2013 at 07:01:37PM +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
>
> Since ACPI power resources are going to be used more extensively on
> new hardware platforms, it is necessary to allow user space (powertop
> in particular) to look at the lists of power resources corresponding
> to different power states of devices for diagnostics and control
> purposes.
>
> For this reason, for each power state of an ACPI device node using
> power resources create a special attribute group under the device
> node's directory in sysfs containing links to sysfs directories
> representing the power resources in that list. The names of the
> new attribute groups are "power_resources_<state>", where <state>
> is the state name i.e. "D0", "D1", "D2", or "D3hot".
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

Thanks for fixing this up.

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>