[RFC][Update][PATCH 0/3] ACPI / PM: Export power resources information to user space

Rafael J. Wysocki
2013-01-21T00:48:08Z

On Sunday, January 20, 2013 03:51:40 PM Rafael J. Wysocki wrote:
> Hi Greg,
>
> The following patch series is about exporting ACPI power resources to user
> space that will be necessary for PM diagnostics on new platforms (powertop is
> the target). Still, existing systems can also benefit from that, like my
> oldish HP nx6325 on which the patches have been tested.
>
> Patch [1/3] shouldn't be really controverisal, as it only makes it possible
> to read power resources' reference counters from user space in a quite
> straightforward way.
>
> Patch [3/3], however, exposes lists of power resources associated with
> different power states of devices using ACPI PM as sysfs subdirectories
> containing symbolic links and that requires some sysfs changes made by
> patch [2/3].
>
> Admittedly, my sysfs skills are limited so please let me know if those
> changes make sense and are acceptable from your perspective. If not, then
> please kindly advise what I can do instead of them.
>
> The patches apply on top of the current linux-next branch of the linux-pm.git
> tree.

Refreshed with Documentation/ABI files as requested.

Thanks,
Rafael

--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.