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    SubjectRe: [PATCH -mm 7/8] ACPI hibernation: Utilize hardware signature

    > Subject: ACPI hibernation: Utilize hardware signature
    >
    > ACPI defines a hardware signature. BIOS calculates the signature
    > according to hardware configure and if hardware changes while
    > hibernated, the signature will change. In that case, S4 resume
    > should fail.
    >
    > Still, there may be systems on which this mechanism does not work
    > correctly, so it is better to provide a workaround for them. For
    > this reason, add a new switch to the acpi_sleep= command line
    > argument allowing one to disable hardware signature checking.
    >
    > Signed-off-by: Shaohua Li <shaohua.li@intel.com>
    > Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

    ACK.

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


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