Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: what's the incompatibility between hibernation and hotplug memory | Date | Thu, 27 Mar 2008 21:55:01 +0100 |
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On Thursday, 27 of March 2008, Jeremy Fitzhardinge wrote: > 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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