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

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Date:	Thu, 27 Mar 2008 09:49:36 +0100
From:	Pavel Machek <pavel@....cz>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Jeremy Fitzhardinge <jeremy@...p.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: what's the incompatibility between hibernation and hotplug
	memory

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...
								Pavel
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