RE: The new thermal management sysfs class, and hwmon

Thomas, Sujith
2008-02-15T11:05:05Z

> On Wed, Feb 13, 2008 at 04:10:50PM +0100, Thomas Renninger wrote:
>
> > Why do you want to still export the temperature via ACPI sysfs paths
> > then?
> > Once it is there and userspace progs make use of it, you will have
to
> > maintain it forever and HAL is getting crazy and must take care
about:
> > - How to find the ACPI thermal node
> > - Find the hwmon node
> > - Both interfaces provide temeratures
> > - Parse different output of temperature values (totally crazy)
> >
>
> Quite. There's still been no indication that anyone cares about fixing

> this interface, and I'm upset that it was merged despite there being
> clear and valid concerns about it. Do we have a commitment that it's
> going to be cleaned up before final? If not, it should be pulled
before
> userspace starts depending on it. The only hardware where this
currently
> matters isn't going to be running 2.6.25 anyway.
Len had mentioned in one of his responses that there is scope for
evolving
and we can do that. As you pointed out if there are
differences in the way temperatures are reported out, we can go ahead
and
fix it.

Sujith
>
> --
> Matthew Garrett | mjg59@srcf.ucam.org