On 2021-07-30 16:52:42 [+0206], John Ogness wrote: > On 2021-07-30, Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> wrote: > > I don't have more context but scheduling should work starting with > > SYSTEM_SCHEDULING. > > I also thought this, but a quick test shows that is not the case. For > example, init/main.c:kernel_init() is called in preemptible context, but > msleep() will hang if called at the beginning of that function. hmm. So the timer device is missing. Everything else is fine. > John Ogness Sebastian