On 2023-02-16, Sebastian Siewior <bigeasy@xxxxxxxxxxxxx> wrote: >> This is only a problem for the PREEMPT_RT tree. Mainline does not have >> this problem. > > Is this 5.15 and less or current dev RT and less? 5.10-rt is also affected. The changes for 5.10-rt are the same, but the patch does not apply as-is. I will reply with a patch for 5.10-rt. 5.4-rt is not affected. John Ogness