1 #ifndef _ASM_IA64_HUGETLB_H
2 #define _ASM_IA64_HUGETLB_H
7 void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr,
8 unsigned long end, unsigned long floor,
9 unsigned long ceiling);
11 int prepare_hugepage_range(struct file *file,
12 unsigned long addr, unsigned long len);
14 static inline int is_hugepage_only_range(struct mm_struct *mm,
18 return (REGION_NUMBER(addr) == RGN_HPAGE ||
19 REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE);
22 static inline void hugetlb_prefault_arch_hook(struct mm_struct *mm)
26 static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
27 pte_t *ptep, pte_t pte)
29 set_pte_at(mm, addr, ptep, pte);
32 static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm,
33 unsigned long addr, pte_t *ptep)
35 return ptep_get_and_clear(mm, addr, ptep);
38 static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
39 unsigned long addr, pte_t *ptep)
43 static inline int huge_pte_none(pte_t pte)
48 static inline pte_t huge_pte_wrprotect(pte_t pte)
50 return pte_wrprotect(pte);
53 static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
54 unsigned long addr, pte_t *ptep)
56 ptep_set_wrprotect(mm, addr, ptep);
59 static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
60 unsigned long addr, pte_t *ptep,
63 return ptep_set_access_flags(vma, addr, ptep, pte, dirty);
66 static inline pte_t huge_ptep_get(pte_t *ptep)
71 static inline int arch_prepare_hugepage(struct page *page)
76 static inline void arch_release_hugepage(struct page *page)
80 #endif /* _ASM_IA64_HUGETLB_H */