Paul E. McKenney said, at 2012/10/31 19:51:
> 
> The first uses smp_processor_id(), which will complain if
> force_quiescent_state() is called with preemption disabled, which it
> sometimes is.
> 
> So what am I missing here?

Hi Paul

this patch is not right for CONFIG_DEBUG_PREEMPT case.
__this_cpu_ptr is ok which do not check for preemption context.


> 
>                                                       Thanx, Paul
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