[lm-sensors] Using hwmon in-kernel
Henrique de Moraes Holschuh
hmh at debian.org
Thu Oct 30 21:16:37 CET 2008
On Thu, 30 Oct 2008, Jean Delvare wrote:
> On Wed, 29 Oct 2008 18:45:36 -0700 (PDT), Trent Piepho wrote:
> > On Thu, 30 Oct 2008, Matthew Garrett wrote:
> > > On Wed, Oct 29, 2008 at 04:33:19PM -0700, Trent Piepho wrote:
> > >> On Wed, 22 Oct 2008, Matthew Garrett wrote:
> > >>> Mnf. I'm not convinced general kernel upstream would be enthusiastic.
> > >>
> > >> Any reason for that?
> > >
> > > Because any interface that basically enforces integer->string->integer
> > > conversion is an indication that you're already doing it wrong.
> I wholeheartedly second Matthew here. Making the string-based sysfs
> interface available to the kernel would certainly be easy, but that
> would be damn inefficient. If we have to do that then let's do it right.
I third it, and it is extremely bad taste, so I would hate to see the Linus
special on that one if he noticed it before/while pulling.
ACPI almost introduced some integer->string->integer APIs like this, and it
was changed _really_ fast...
> > Instead of hwmon providing this stuff, sysfs could always do it. There are a
> > lot of non-hwmon attributes that could make use of it.
> If sysfs ever offers a facility for this then yes, the hwmon subsystem
> should be converted to make use of it.
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