Re: [linux-pm] [PATCH 0/6] [-mm]: ACPI: duplicate ACPI procfs functions in sysfs

Pavel Machek
2007-01-08T13:10:55Z

On Sun 2007-01-07 19:31:19, David Brownell wrote:
> On Saturday 06 January 2007 9:54 pm, Matthew Garrett wrote:
> > On Sat, Jan 06, 2007 at 02:21:41PM -0800, David Brownell wrote:
> >
> > > Please tell me you mean "devices with a /sys/devices/.../power/wakeup"
> > > attribute. And that ACPI is finally going to start working with those
> > > attributes ...
> >
> > It's not necessarily possible to map from an ACPI object with a wakeup
> > capability to a Linux device,
>
> That seems singularly useless then. If there's no such mapping, there's
> really no point to the /proc/acpi/wakeup table... why not just always
> enable every possible device as a wakeup source, since that information
> is evidently not designed to be usable for anything?

If that's the case, please keep the interface in /proc. One useless
interface is bad... two of them ... :-).

Anyway yes it can be usefull for debugging unexpected machine
resumes. /proc/acpi/wakeup names are still _somehow_ human readable,
so it is useful for debugging.
Pavel
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