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    SubjectRe: GPF in run_workqueue()/list_del_init(cwq-> on resume (was: Re: Help needed: Resume problems in 2.6.32-rc, perhaps related to preempt_count leakage in keventd)
    On Thu, Nov 12, 2009 at 06:33:00PM +0100, Thomas Gleixner wrote:
    > @@ -145,6 +255,7 @@ static void __queue_work(struct cpu_work
    > {
    > unsigned long flags;
    > + debug_work_activate(work);
    > spin_lock_irqsave(&cwq->lock, flags);
    > insert_work(cwq, work, &cwq->worklist);

    Since you are doing that from insert_wq_barrier too, which
    endpoint is also insert_work(), why not put debug_work_activate
    there instead? Or may be you really prefer to do this outside
    the spinlock (which in off-case is zero-overhead). May be that
    can sleep or?

     \ /
      Last update: 2009-11-16 00:39    [W:2.142 / U:2.532 seconds]
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