Re: [patch V2 9/9] tasklets: Prevent kill/unlock_wait deadlock on RT

From: Sebastian Andrzej Siewior
Date: Mon Dec 07 2020 - 10:39:58 EST


On 2020-12-07 16:22:07 [+0100], Thomas Gleixner wrote:
> On Mon, Dec 07 2020 at 15:00, Sebastian Andrzej Siewior wrote:
> > So we keep the RT part as-is and replace the non-RT bits with this?
>
> No. It would work for both.

So instead of boosting our way through we simply wait until the tasklet
completes. Given that canceling is usually done on start/stop events, it
shouldn't matter if the RT priority is lost.

Sebastian