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    SubjectRe: [PATCH 04/50] ACPICA: Fix to allow region arguments to reference other scopes
    Hi,

    Len Brown wrote[1]:

    > From: Lin Ming <ming.m.lin@intel.com>
    [...]
    > http://www.acpica.org/bugzilla/show_bug.cgi?id=937
    > http://marc.info/?l=linux-acpi&m=131636632718222&w=2
    >
    > ACPI Error: [RAMB] Namespace lookup failure, AE_NOT_FOUND (20110112/psargs-359)
    > ACPI Exception: AE_NOT_FOUND, Could not execute arguments for [RAMW] (Region) (20110112/nsinit-349)
    >
    > Scope (_SB)
    > {
    > Name (RAMB, 0xDF5A1018)
    > OperationRegion (\RAMW, SystemMemory, RAMB, 0x00010000)
    > }
    >
    > For above ASL code, we need to save scope node(\_SB) to lookup
    > the argument node(\_SB.RAMB).
    >
    > Reported-by: Jim Green <student.northwestern@gmail.com>
    > Signed-off-by: Lin Ming <ming.m.lin@intel.com>
    > Signed-off-by: Bob Moore <robert.moore@intel.com>
    > Signed-off-by: Len Brown <len.brown@intel.com>

    Arne Nordmark reports[2] that this patch, when applied to 3.2.5, fixes
    a resume failure. Thanks!

    Would it be safe and useful to backport this fix to stable/longterm
    kernels? If so, which ones?

    Jonathan

    [1] commit 8931d9ea7884
    [2] http://bugs.debian.org/661581


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