Re: [PATCH -mm] workqueue: debug possible endless loop in cancel_rearming_delayed_work

* Jarek Poplawski <[email protected]> wrote:

> +		int i = 1000;
>  
> -		while (!cancel_delayed_work(dwork))
> +		while (!cancel_delayed_work(dwork)) {
>  			flush_workqueue(wq);
> +			BUG_ON(!i--);
> +		}

if then make it a WARN_ON(). But ... dont we have the softlockup 
detector for such cases? Does CONFIG_DETECT_SOFTLOCKUP=y give you enough 
information?

	Ingo
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References:
- [PATCH -mm] workqueue: debug possible endless loop in cancel_rearming_delayed_work
  - From: Jarek Poplawski <[email protected]>

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