Re: what's the incompatibility between hibernation and hotplug memory

From: Jeremy Fitzhardinge
Date: Thu Mar 27 2008 - 16:49:43 EST


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?

J
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