Re: pcmcia resume 60 second hang. Re: [patch 00/69] -stable review

[Nigel Cunningham]

On Wed, 2007-05-30 at 13:40 +0100, Matthew Garrett wrote:
> On Wed, May 30, 2007 at 01:49:21PM +0200, Pavel Machek wrote:
> 
> (Trimmed the Cc:s quite heavily - I think this has gone somewhere beyond 
> the original point)
> 
> > Notice that we want to be able to suspend while hibernating -- for
> > suspend to both behaviour. So drivers may _not_ rely on system being
> > runnable.
> 
> So keep the driver layers read-only and unfreeze the processes after 
> doing the atomic copy.

I know you probably won't care, but that's not an option for Suspend2 -
I get the possibility of a full image by overwriting LRU pages that were
saved prior to the atomic copy.

That aside, keeping the driver layers read-only sounds more complicated
than just freezing processes.

Regards,

Nigel

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