Re: Resume only part of device tree?

From: Benjamin Herrenschmidt
Date: Wed Mar 03 2004 - 23:18:03 EST


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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