Re: [PATCH] [RFC] rt: kernel/sched/core: fix kthread_park() pending too long when CPU un-plugged

From: Sebastian Siewior
Date: Fri Jan 08 2021 - 06:20:33 EST


On 2021-01-08 10:32:36 [+0100], Peter Zijlstra wrote:
> It's a single task wakeup (the caller), doing that from hardirq context
> really should not be a problem, we do lots of that in RT already.

I'm not worry about that single wakeup but about an artificial case
where you manage to accumulate multiple single wake ups in a short
time frame.

Sebastian