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- #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_alloc(mm, pgd, address) (pgd)
- #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)
- #endif
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