On Wed, Aug 21, 2019 at 06:06:58PM +0300, Mike Rapoport wrote: > +++ b/arch/alpha/include/asm/pgtable.h > @@ -362,7 +362,6 @@ extern void paging_init(void); > /* > * No page table caches to initialise > */ > -#define pgtable_cache_init() do { } while (0) Delete the comment too? > +++ b/arch/arc/include/asm/pgtable.h > @@ -398,7 +398,6 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, > /* > * No page table caches to initialise > */ > -#define pgtable_cache_init() do { } while (0) ditto > +++ b/arch/arm/include/asm/pgtable.h > @@ -368,7 +368,6 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) > #define HAVE_ARCH_UNMAPPED_AREA > #define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN > > -#define pgtable_cache_init() do { } while (0) > > #endif /* !__ASSEMBLY__ */ delete one of the two blank lines? > +++ b/arch/c6x/include/asm/pgtable.h > @@ -62,7 +62,6 @@ extern unsigned long empty_zero_page; > /* > * No page table caches to initialise > */ > -#define pgtable_cache_init() do { } while (0) delete comment ... more of these.