On 1/5/21 1:28 PM, Arvind Sankar wrote: > diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h > index 394757ee030a..f24d7ef8fffa 100644 > --- a/arch/x86/include/asm/pgtable_types.h > +++ b/arch/x86/include/asm/pgtable_types.h > @@ -177,8 +177,6 @@ enum page_cache_mode { > #define __pgprot(x) ((pgprot_t) { (x) } ) > #define __pg(x) __pgprot(x) > > -#define _PAGE_PAT_LARGE (_AT(pteval_t, 1) << _PAGE_BIT_PAT_LARGE) Huh, I didn't realize that duplicate #defines were allowed. Guess you learn something new every day. This looks fine to me, it removes the exact dup that Ingo appears to have added. Acked-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>