Subject: Re: Resume only part of device tree?
From: Nigel Cunningham <ncunningham@users.sourceforge.net>
Reply-To: ncunningham@users.sourceforge.net
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
In-Reply-To: <1078372625.15323.57.camel@gaston>
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Date: Thu, 04 Mar 2004 15:07:16 +1300
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Okay. I'll write it then. Thanks.

Nigel

On Thu, 2004-03-04 at 16:57, Benjamin Herrenschmidt wrote:
> On Thu, 2004-03-04 at 11:48, Nigel Cunningham wrote:
> > Hi.
> > 
> > My implementation saved the image in two parts. 'Pageset 2' contains the
> > LRU pages (active & inactive lists). 'Pageset 1' contains all other data
> > to be saved. At resume time, I read pageset 1 and copy the original
> > kernel data back. Then I want to resume the storage devices and read
> > pageset 2 before resuming all devices and waking everything else up. It
> > would also be good to not resume all devices when writing the state to
> > the swap partition, but I have other means of ensuring the consistency
> > of the image that mean I'm not so worried then.
> 
> I don't see any good way to do that at this point. With a tree
> structure, it would be possible to revive only the parents of
> the storage device you are concerned in, but at this point, we
> don't have this possibility
> 
> Ben.
> 
-- 

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