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Message-Id: <1157151445.6271.336.camel@localhost.localdomain>
Date:	Fri, 01 Sep 2006 23:57:25 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Andi Kleen <ak@...e.de>
Cc:	Len Brown <lenb@...nel.org>, Bjorn Helgaas <bjorn.helgaas@...com>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	Linux Kernel ML <linux-kernel@...r.kernel.org>,
	Dominik Brodowski <linux@...inikbrodowski.net>,
	ACPI ML <linux-acpi@...r.kernel.org>,
	Adam Belay <abelay@...ell.com>,
	"Pallipadi, Venkatesh" <venkatesh.pallipadi@...el.com>,
	Arjan van de Ven <arjan@...ux.intel.com>, devel@...top.org
Subject: Re: [OLPC-devel] Re: [RFC][PATCH 1/2] ACPI: Idle Processor PM
	Improvements

Ar Gwe, 2006-09-01 am 23:52 +0200, ysgrifennodd Andi Kleen:
> What are these gaping holes? SATA seems to work at least on many
> drivers with an out of tree patch (that will hopefully be merged soon)

SATA ought to be pretty good now. 

> And IDE mostly works too except for HPA on thinkpads (which can be
> disabled in the BIOS). While certainly not perfect it doesn't seem
> that bad to me.

IDE also fails for various chipsets where PLLs need a recalibration or
setup needs redoing, and some users report things like floating IRQ 14
hangs on suspend or resume.

HPA now has a -mm proposed patch.

Alan


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