Quoting r. Pavel Machek <[email protected]>:
> Subject: Re: T60 not coming out of suspend to RAM
>
> Hi!
>
> > > > > > OK, it turns out the problem was with running SATA drive in AHCI mode.
> > > > > >
> > > > > > After applying the following patch from Forrest Zhao
> > > > > > http://lkml.org/lkml/2006/7/20/56
> > > > > > both suspend to disk and suspend to ram work fine now.
> > > > > > This patch is going into 2.6.18, isn't it?
> > > > >
> > > > > Not sure, check latest -rc5, and if it is not there, ask akpm...
> > > > >
> > > >
> > > > Andrew, this is going into 2.6.18, isn't it? I don't see it in -rc5.
> > > >
> > >
> > > It looks like Forrest's stuff is all queued up in the libata devel tree,
> > > although in a significantly different-looking form.
> > >
> > > So no, right now it doesn't look good for 2.6.18.
> > >
> >
> > Ugh, more's the pity :( How about merging this one patch? T60 is only half
> > as useful without it (no disk after resume), and the rate of changes in
> > libata is high so just using a patch is gonnu be painful in the long run.
>
> I guess you need to convince SATA maintainer that patch is safe before
> it can go in...
Right.
Jeff, could you please ack whether the following patch from Forrest Zhao
is safe for 2.6.18?
http://lkml.org/lkml/2006/7/20/56
Without it, no disk access is possible after resume from suspend-to-ram
on my T60.
--
MST
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