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    SubjectRe: [patch 1/1] [PATCH] include storage keys in hibernation image.
    On Thu, 7 Jul 2011 23:36:25 +0200
    "Rafael J. Wysocki" <rjw@sisk.pl> wrote:

    > On Wednesday, June 15, 2011, Martin Schwidefsky wrote:
    > > On Tue, 14 Jun 2011 22:50:14 +0200
    > > "Rafael J. Wysocki" <rjw@sisk.pl> wrote:
    > ...
    > >
    > > Well before the preallocation kicked in we don't know which are the relevant
    > > storage keys. The only other option would be to store all of them which I
    > > consider to be a inferior solution.
    >
    > I've been thinking about that recently a bit.
    >
    > Don't we need to restore the keys of the page frames that aren't copied
    > into the image too?

    Pages that are free (= not part of the image) will get a zero storage key
    once they are allocated again. So no, we do not need to include these
    keys into the hibernation image.


    --
    blue skies,
    Martin.

    "Reality continues to ruin my life." - Calvin.



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