Re: [ANNOUNCE] System Inactivity Monitor v1.0

From: Pavel Machek
Date: Tue Jan 23 2007 - 04:41:47 EST


Hi!

> > +if [ ! -d "/proc/sin" ]; then
> > + echo "/proc/sin not found, has sinmod been loaded?"
> > + exit
> > +fi
>
> No new /proc files, please.
>
> This was merely a prototype realized in a hurry, not a production
> driver. Really, I did't think it could be interesting for anybody.
>
> Would be /sys ok?

If it has to be in kernel, /sys/power is probably ok. But I still
believe it can be out.

Yes, I believe it is interesting: on modern machine, you want to
control keyboard illumination, lower backlight after short inactivity,
turn screen off after longer one, etc...

> Heh. We'll waste power trying to save it.
>
> Well, not just a power saver. For example I use SIN to auto-logoff my bash
> session as well (detaching the screen session.)

Ok, ok :-).

> If you have to hook it into kernel, can you at least do it properly?
>
> Of course. You can find attached a patch fixing this. Now SIN wakes up just
> when it expects to do something: if in the meantime the user interacts with the
> system, SIN simply recalculates the next wake-up time on the basis of the last
> user's activity date and goes to sleep again.

Good.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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