Re: [patch 0/2] suspend/resume regression fixes

From: Mihai DonÈu
Date: Sun Sep 23 2007 - 09:00:55 EST


On Sunday 23 September 2007, Alan Cox wrote:
> > I switched to libata, but it behaves like the old IDE without ACPI. I
> > did not manage to get a full dmesg (apparently all volumes are mounted
> > r/o right after a power up from a s2ram) but I did make a picture, from
> > which I quote (if I may say so):
>
> Device errors.
>
> Libata currently (wrongly IMHO) defaults to avoiding the use of ACPI
> suspend/resume methods
>
> So you also need to boot with "libata.noacpi=0" and if that works beat
> up Jeff a bit ..

You were right, 'libata.noacpi=0' does the trick :)

It's interesting my mmc is unmounted before s2ram and then mounted back
on resume.

So, to sum up, I have a working suspend-to-ram with libata. Not bad, not
bad at all...

Thanks,

--
Mihai DonÈu
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