Re: [PATCH 4/5] select: make select() use schedule_hrtimeout()

Arjan van de Ven
2008-08-30T15:25:30Z

On Fri, 29 Aug 2008 19:33:09 +0100
Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:

> > And yes, I do agree that the heuristic could well involve other
> > characteristics of the process in question. And probably
> > characteristics of the machine itself (ie some general kind of
> > "power mode" where timers are simply not considered critical if you
> > want to be in low-power mode).
>
> HAL and dbus already deal with this sort of stuff, including now
> having a notion of 'on battery' and the like so if its in sysfs it
> ceases to be the kernels problem ;)

(side note: "on battery" is the worst possible measure for doing 'do I
need to be power sensitive', but you knew that already)

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