Messages in this thread | | | Date | Sat, 25 Aug 2007 11:32:49 -0700 (PDT) | From | david@lang ... | Subject | Re: [PATCH -mm 2/2] Hibernation: Arbitrary boot kernel support on x86_64 |
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On Sat, 25 Aug 2007, Rafael J. Wysocki wrote:
> On Friday, 24 August 2007 22:46, Pavel Machek wrote: >> Hi! >> >>> From: Rafael J. Wysocki <rjw@sisk.pl> >>> >>> Make it possible to restore a hibernation image on x86_64 with the help of a >>> kernel different from the one in the image. >>> >>> The idea is to split the core restoration code into two separate parts and to >>> place each of them in a different page. The first part belongs to the boot >> >> What happens in case where both parts want to be >> at the same place? (Like kernel being restored is 4KB smaller, so that >> routines now collide?) > > Bad things, but I can't see how to avoid that reliably.
can you at least detect it reliably? (feed a program both kernel images and have it tell you 'yes/no')
David Lang | |