On Mon, Mar 01, 2021 at 09:45:07AM +0100, David Hildenbrand wrote: > Take your config and set > X86_5LEVEL=n > (because it enforces SPARSEMEM_VMEMMAP) > and > SPARSEMEM_VMEMMAP=n > > When compiling, you'll end up with a config like > CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y > # CONFIG_SPARSEMEM_VMEMMAP is not set I see > > Yet, with your patch you would get > > ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE=y > > And it would not get fenced off in the code, right? > > > I think you either have to check (IS_ENABLED(CONFIG_SPARSEMEM_VMEMMAP)) in > addition in your code, or enforce it differently. Like > > > config MHP_MEMMAP_ON_MEMORY > depends on SPARSEMEM_VMEMMAP && ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE > bool > > > Then you can simplify the arch Kconfig settings, removing the sparesemem > dependency there. Yes, will do it this way. Thanks! -- Oscar Salvador SUSE L3