On 5/16/25 07:01, Kirill A. Shutemov wrote: >> If you remove the dynamic MAX_PHYS{MEM,ADDR}_BITS, you should also >> remove the dependency on SPARSEMEM_VMEMMAP. No? > I guess. But how? > > And is there any value to support !SPARSEMEM_VMEMMAP? Not really, other than making sure x86 supports a really wide variety of arch-independent options. I've used it a time or two to go looking for bugs but I'm not sure if those originated on x86 or other architectures.