David Wooff       <http://www.calrec.com/images/siglogo.gif>
Software Development Engineer

Tel:     +44 (0)1422 842159
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Email:   david.wo...@calrec.com
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CALREC AUDIO LTD  Nutclough Mill  Hebden Bridge  W Yorks  HX7 8EZ
England




________________________________

        From: uclinux-dev-boun...@uclinux.org
[mailto:uclinux-dev-boun...@uclinux.org] On Behalf Of Phil Wilshire
        Sent: 03 February 2010 20:34
        To: uClinux development list
        Subject: Re: [uClinux-dev] Queueing work from both driver and
interrupt


        Hi David,
        You may still want to make sure that you can give priority to
interrupts.
        The single work queue will tend to mix them all together. As far
as I can see anyway.
          Phil Wilshire


        David Wooff wrote:

                        Yes, it is safe. See kernel/workqueue.c:
                        queue_work -> queue_work_on -> __queue_work ->
spin_lock_irqsave

                        Best regards,

                          Daniel


                Ah, I see now!  I should examine the code a bit more
readily in future.
                Many thanks.


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