On Mon, 9 May 2022 20:28:26 +0200 Uladzislau Rezki <urezki@xxxxxxxxx> wrote: > I see that Paul would like to keep it for CONFIG_PREEMPT_RT, because it > was mainly designed for that kind of kernels. So we can align with Alison > patch and her decision, so i do not see any issues. So far RT folk seems > does not mind in having "callback-kthreads" as SCHED_FIFO :) That's because RT folks set the threads they care about to a higher RT priority than the kthreads. ;-) -- Steve