On Fri, 17 Aug 2018, Greg Kroah-Hartman wrote: > On Fri, Aug 17, 2018 at 02:39:00PM +0200, Jinpu Wang wrote: > > > > I found the problem, CONFIG_HOTPLUG_SMT is enable due to CONFIG_SMP, > > but I did explicitly enable CONFIG_HOTPLUG_CPU. > > > > That's why the smt dir is missing, and kernel panic when I boot with > > 'nosmt' or 'l1tf=full' probably also other combination. > > > > With CONFIG_HOTPLUG_CPU=y, it works fine so far. > > So do we need a new configuration dependancy here to resolve this > problem? Why is this not an issue in Linus's tree? That's probably the same problem on Linus tree. Have not tested it yet though. I'll have a look. Thanks, tglx
