arch/metag/include/asm/hugetlb.h

   1 #ifndef _ASM_METAG_HUGETLB_H
   2 #define _ASM_METAG_HUGETLB_H
   3
   4 #include <asm/page.h>
   5 #include <asm-generic/hugetlb.h>
   6
   7
   8 static inline int is_hugepage_only_range(struct mm_struct *mm,
   9                                          unsigned long addr,
  10                                          unsigned long len) {
  11         return 0;
  12 }
  13
  14 int prepare_hugepage_range(struct file *file, unsigned long addr,
  15                                                 unsigned long len);
  16
  17 static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb,
  18                                           unsigned long addr, unsigned long end,
  19                                           unsigned long floor,
  20                                           unsigned long ceiling)
  21 {
  22         free_pgd_range(tlb, addr, end, floor, ceiling);
  23 }
  24
  25 static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
  26                                    pte_t *ptep, pte_t pte)
  27 {
  28         set_pte_at(mm, addr, ptep, pte);
  29 }
  30
  31 static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm,
  32                                             unsigned long addr, pte_t *ptep)
  33 {
  34         return ptep_get_and_clear(mm, addr, ptep);
  35 }
  36
  37 static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
  38                                          unsigned long addr, pte_t *ptep)
  39 {
  40 }
  41
  42 static inline int huge_pte_none(pte_t pte)
  43 {
  44         return pte_none(pte);
  45 }
  46
  47 static inline pte_t huge_pte_wrprotect(pte_t pte)
  48 {
  49         return pte_wrprotect(pte);
  50 }
  51
  52 static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
  53                                            unsigned long addr, pte_t *ptep)
  54 {
  55         ptep_set_wrprotect(mm, addr, ptep);
  56 }
  57
  58 static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
  59                                              unsigned long addr, pte_t *ptep,
  60                                              pte_t pte, int dirty)
  61 {
  62         return ptep_set_access_flags(vma, addr, ptep, pte, dirty);
  63 }
  64
  65 static inline pte_t huge_ptep_get(pte_t *ptep)
  66 {
  67         return *ptep;
  68 }
  69
  70 static inline void arch_clear_hugepage_flags(struct page *page)
  71 {
  72 }
  73
  74 #endif /* _ASM_METAG_HUGETLB_H */