Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [linux-pm] Re: [RFC][PATCH 1/2 -mm] kexec based hibernation -v3: kexec jump | Date | Wed, 24 Oct 2007 22:38:02 +0200 |
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On Thursday, 11 October 2007 22:54, Pavel Machek wrote: > 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.
Agreed.
I'll try to prepare a patch for that when I have a bit of time.
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