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

From: Pavel Machek
Date: Wed Oct 24 2007 - 12:19:23 EST


Hi!

> > 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
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/