linux/arch/ia64/include/asm/hugetlb.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _ASM_IA64_HUGETLB_H
   3#define _ASM_IA64_HUGETLB_H
   4
   5#include <asm/page.h>
   6
   7#define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE
   8void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr,
   9                            unsigned long end, unsigned long floor,
  10                            unsigned long ceiling);
  11
  12#define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE
  13int prepare_hugepage_range(struct file *file,
  14                        unsigned long addr, unsigned long len);
  15
  16static inline int is_hugepage_only_range(struct mm_struct *mm,
  17                                         unsigned long addr,
  18                                         unsigned long len)
  19{
  20        return (REGION_NUMBER(addr) == RGN_HPAGE ||
  21                REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE);
  22}
  23#define is_hugepage_only_range is_hugepage_only_range
  24
  25#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH
  26static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
  27                                         unsigned long addr, pte_t *ptep)
  28{
  29}
  30
  31#include <asm-generic/hugetlb.h>
  32
  33#endif /* _ASM_IA64_HUGETLB_H */
  34