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From: David Woodhouse <dwmw2@infradead.org>
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References: <20021107161517.GA6704@atrey.karlin.mff.cuni.cz>  <1036340733.29642.41.camel@irongate.swansea.linux.org.uk> <200211022006.gA2K6XW08545@devserv.devel.redhat.com> <20021103145735.14872@smtp.wanadoo.fr> <2117.1036674362@passion.cambridge.redhat.com> 
To: Pavel Machek <pavel@ucw.cz>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>, benh@kernel.crashing.org,
       Alan Cox <alan@redhat.com>, Linus Torvalds <torvalds@transmeta.com>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: swsusp: don't eat ide disks 
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Date: Thu, 07 Nov 2002 16:18:54 +0000
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pavel@ucw.cz said:
>  ACPI wants to enter S4 when user asks it to, and swsusp is the way to
> do it. When machine overheats, ACPI wants to enter S4 too.

> Of course there should be generic way (and it is, sys_reboot) to enter
> S4 without asking acpi. echo 4 > /proc/acpi/sleep is just easier for
> most people.

Why /proc/acpi/sleep ?

Other PM implementations gave us /proc/sys/pm/suspend -- why doesn't ACPI 
use that?

The stuff in /proc/acpi should be ACPI-specific. Anything _generic_ like 
battery info, sleep states, etc. should have a generic interface which can 
be used by any implementation. 

--
dwmw2


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