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Date: Sun, 23 Apr 2006 21:21:37 -0400
From: Mark Lord <lkml@rtr.ca>
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To: Jeff Chua <jeff.chua.linux@gmail.com>
Cc: Hugh Dickins <hugh@veritas.com>, Chris Ball <cjb@mrao.cam.ac.uk>,
       Pavel Machek <pavel@suse.cz>, Arkadiusz Miskiewicz <arekm@maven.pl>,
       Jeff Garzik <jeff@garzik.org>, Matt Mackall <mpm@selenic.com>,
       Jens Axboe <axboe@suse.de>, Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: sata suspend resume ... (fwd)
References: <Pine.LNX.4.64.0604232153230.2890@boston.corp.fedex.com>
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Jeff Chua wrote:
> 
..
> May be just me, not matter what I tried, it still doesn't work. Closest 
> I can get is to use "resume=/dev/sda" on boot, able to suspend, able to 
> resume to X windows, can do anything, but can't access disk. ... simple 
> "ls" would hang. Dmesg is show SATA disk timeout.
..

Try Randy Dunlop's libata-acpi patches -- I've been using variants of them
for a *very long time* here now, as they're the only thing that works for me.

Suspend/resume for RAM and DISK both need them.

Cheers