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    SubjectRe: [PATCH update] PM: Introduce core framework for run-time PM of I/O devices (rev. 12)
    On Thu, 6 Aug 2009, Rafael J. Wysocki wrote:

    > > If we defer a resume request while a suspend is in progress, then when
    > > the suspend finishes should the resume be carried out immediately
    > > rather than queued? I don't see any reason why not.
    > Well, it's not very clear what to return to the caller in such a case. I guess
    > we can return -EAGAIN.

    I would have said to return 0, just as if the resume had been queued.
    But it doesn't matter very much.

    Alan Stern

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