linux-kernel - Re: [PATCH 4/5] select: make select() use schedule

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Message-ID: <20080829193309.113d5b64@lxorguk.ukuu.org.uk>
Date:	Fri, 29 Aug 2008 19:33:09 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Arjan van de Ven <arjan@...radead.org>,
	linux-kernel@...r.kernel.org, mingo@...e.hu, tglx@...x.de
Subject: Re: [PATCH 4/5] select: make select() use schedule_hrtimeout()

> 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 ;)
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