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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