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    SubjectRe: linux-next: workqueues tree build failure

    11/27/2009 05:37 PM, Takashi Iwai wrote:
    >> Sounds like it should be using bottom half tasklet not workqueue.
    >> Tasklet is exactly designed to handle situations like this. Is there
    >> any reason tasklet can't be used?
    > Right now the h/w accessing code is using mutex. I'm not sure whether
    > the deeper part might sleep, though...

    Ah... I see. Using mutex from a handler where response time is
    critical is strange tho. Anyways, I don't really think singlethread
    will satisfy the timing requirement under loaded conditions. IMHO,
    update locking and using tasklets would be the best.



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