Yes, it also boots fine on amd system, but only with the machdep.idle_mwait=0. Colin Percival wrote: > On 01/13/11 14:46, Gót András wrote: >> It boots fine with machdep.idle_mwait=0 > > Ok, so to be clear: The AMD system which needs my patch in order to boot 8.2 > can boot the latest HEAD without any patches? >