> > > Yes, I suppose. You're certain the old kernel's devices are completely
> > > quiescent at that point?
> >
> > That's exactly the problem; trying to save a state from within the
> > kernel would probably necessitate a freezer hack, which we are
> > trying so dearly to avoid.
>
> Well, I don't think that avoiding the freezer whatever it takes
> would be a good idea. There needs to be some balance. ;-)
Well, it takes some extra locking in the drivers. Which is needed
_anyway_ if we want to have a working s2ram without the freezer.
With the kexec approach, I don't see any extra requirements from the
kernel to be able to drop the freezer.
Miklos
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