On Wed, Dec 22, 2021 at 10:55:21AM +1100, Stephen Rothwell wrote: > I am not sure what caused this - presumably some include file tidying up. Yes, it needs this as a fixup: diff --git a/arch/x86/kvm/mmu/spte.c b/arch/x86/kvm/mmu/spte.c index 0c76c45fdb686..fad546df0bbac 100644 --- a/arch/x86/kvm/mmu/spte.c +++ b/arch/x86/kvm/mmu/spte.c @@ -16,6 +16,7 @@ #include "spte.h" #include <asm/e820/api.h> +#include <asm/memtype.h> #include <asm/vmx.h> static bool __read_mostly enable_mmio_caching = true;