Re: [PATCH 3/6] workqueue: make cancel_rearming_delayed_workqueue()work on idle dwork

[Daniel Drake]

Oleg Nesterov wrote:
> cancel_rearming_delayed_workqueue(dwork) will hang forever if dwork was not
> scheduled, because in that case cancel_delayed_work()->del_timer_sync() never
> returns true.

Thanks! We hit this problem before with the zd1211rw driver and avoided 
using cancel_rearming_delayed_workqueue() for this reason. I never did 
get around to looking into if the function itself could be fixed, 
although I see not much effort would have been needed :)

Daniel

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