On Tue, 12 May 2020, Srikar Dronamraju wrote: > +#ifdef CONFIG_NUMA > + [N_ONLINE] = NODE_MASK_NONE, Again. Same issue as before. If you do this then you do a global change for all architectures. You need to put something in the early boot sequence (in a non architecture specific way) that sets the first node online by default. You have fixed the issue in your earlier patches for the powerpc archicture. What about the other architectures? Or did I miss something?