On Thursday, 27 of March 2008, Jeremy Fitzhardinge wrote:
quoted text
> Pavel Machek wrote:
> > Hi!
> >
> >   
> >>> I noticed that Kconfig warns that hibernation and hotplug memory are not 
> >>> compatible.  What's the issue?
> >>>       
> >> Generally, we might not be able to handle memory unplugged at a wrong time
> >> (eg. after we've created the image).
> >>
> >> Which part of Kconfig says that exactly?
> >>     
> >
> > Actually I believe it is simpler than that. We were not prepared to
> > deal with memory holes in hibernation code, so we just disabled it in
> > Kconfig...
> 
> Doesn't that mean its generally incompatible with non-flatmem memory 
> arrangements rather than hotplug memory specifically?

No, it should work with NUMA nowadays, actually.

Perhaps it's worth trying it with hotplug memory and see what problems arise?

Thanks,
Rafael
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