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    SubjectRe: [patch update] Re: [linux-pm] Run-time PM idea (was: Re: [RFC][PATCH 0/2] PM: Rearrange core suspend code)
    Am Mittwoch, 10. Juni 2009 10:29:26 schrieb Rafael J. Wysocki:
    > Argh, I forgot about some important things.
    > First, there are devices with no parent (actually, it would be much easier
    > if they had a default dummy parent, but that's a separate issue).
    > Second, the parent has to be taken into account in the asynchronous resume
    > path too (which BTW is more complicated).

    What happens if the parent's parent is also suspended? It seems to me that
    you must code this recursively.


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