Re: Problem with hrtimer_cancel() does not cancel timer

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Hello Alexander,

On Sat, 18 Feb 2017 01:15:22 +0300
Alexander Gerasiov <gq@xxxxxxxxx> wrote:

> Hello folks,
> 
> I met some problem with preempt version of kernel 4.4.
> 
> I have hrtimer which runs callback, it forwards time and returns
> HRTIMER_RESTART. Very common scheme. When I stop the routine I call
> hrtimer_cancel(). It should wait for callback completion if any and
> unqueue any future timers.
> 
> But suddenly I noticed, that sometimes hrtimer's routine continue to
> work and work after hrtimer_cancel(). It could be reproduced with
> simple test:

So guys, did anybody reproduce this problem?
If no, could you provide more info on your config?
If yes, do anyone work on the problem or we need to deal with it
ourselves?




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Best regards,
 Alexander Gerasiov

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