[linux-pm] Re: [RFC][PATCH 1/2 -mm] kexec based hibernation -v3: kexec jump

Pavel Machek pavel at ucw.cz
Thu Oct 11 16:54:45 EDT 2007


> > That's certainly possible. We already pass a very small amount of data between 
> > the boot and resuming kernels at the moment, and it's done quite simply - by 
> > putting the variables we want to 'transfer' in a nosave page/section.
> Well, if the boot and image kernels are different, which is now possible on
> x86_64 with some recent patches (currently in -mm), the nosave trick won't
> work.

I guess we should remove the nosave.... at least from x86-64. If
someone tries to use it, he'll get a nasty surprise.

(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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