Re: [Query] Preemption (hogging) of the work handler

From: Viresh Kumar
Date: Thu Jul 14 2016 - 18:14:53 EST


On 14-07-16, 16:55, Jan Kara wrote:
> Agree on that - but that seems to be a problem of a particular wakeup
> implementation of the 3.10 kernel Viresh is using, not a problem of the
> upstream kernel.

I think we can get it to trigger on mainline as well. Also to mention that I
also don't see it on every suspend. Probably hrtimer_active() call returns true
in the sequence somewhere earlier, and we don't have to go activate a hrtimer.

--
viresh