Release 4.12 include/asm-generic/4level-fixup.h

#ifndef _4LEVEL_FIXUP_H

#define _4LEVEL_FIXUP_H


#define __ARCH_HAS_4LEVEL_HACK

#define __PAGETABLE_PUD_FOLDED


#define PUD_SHIFT			PGDIR_SHIFT

#define PUD_SIZE			PGDIR_SIZE

#define PUD_MASK			PGDIR_MASK

#define PTRS_PER_PUD			1


#define pud_t				pgd_t


#define pmd_alloc(mm, pud, address) \
	((unlikely(pgd_none(*(pud))) && __pmd_alloc(mm, pud, address))? \
                NULL: pmd_offset(pud, address))


#define pud_offset(pgd, start)		(pgd)

#define pud_none(pud)			0

#define pud_bad(pud)			0

#define pud_present(pud)		1

#define pud_ERROR(pud)			do { } while (0)

#define pud_clear(pud)			pgd_clear(pud)

#define pud_val(pud)			pgd_val(pud)

#define pud_populate(mm, pud, pmd)	pgd_populate(mm, pud, pmd)

#define pud_page(pud)			pgd_page(pud)

#define pud_page_vaddr(pud)		pgd_page_vaddr(pud)


#undef pud_free_tlb

#define pud_free_tlb(tlb, x, addr)	do { } while (0)

#define pud_free(mm, x)			do { } while (0)

#define __pud_free_tlb(tlb, x, addr)	do { } while (0)


#undef  pud_addr_end

#define pud_addr_end(addr, end)		(end)

#include <asm-generic/5level-fixup.h>

#endif
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Hugh Dickins
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Directory: include/asm-generic

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