libc/kernel/common/asm-generic/4level-fixup.h

/****************************************************************************
 ****************************************************************************
 ***
 ***   This header was automatically generated from a Linux kernel header
 ***   of the same name, to make information necessary for userspace to
 ***   call into the kernel available to libc.  It contains only constants,
 ***   structures, and macros generated from the original header, and thus,
 ***   contains no copyrightable information.
 ***
 ****************************************************************************
 ****************************************************************************/
#ifndef _4LEVEL_FIXUP_H
#define _4LEVEL_FIXUP_H

#define __ARCH_HAS_4LEVEL_HACK
#define __PAGETABLE_PUD_FOLDED

#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)

#undef pud_free_tlb
#define pud_free_tlb(tlb, x) do { } while (0)
#define pud_free(x) do { } while (0)
#define __pud_free_tlb(tlb, x) do { } while (0)

#undef pud_addr_end
#define pud_addr_end(addr, end) (end)

#endif