1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_IA64_HUGETLB_H
3 #define _ASM_IA64_HUGETLB_H
7 #define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE
8 void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr,
9 unsigned long end, unsigned long floor,
10 unsigned long ceiling);
12 int prepare_hugepage_range(struct file *file,
13 unsigned long addr, unsigned long len);
15 static inline int is_hugepage_only_range(struct mm_struct *mm,
19 return (REGION_NUMBER(addr) == RGN_HPAGE ||
20 REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE);
23 static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
24 pte_t *ptep, pte_t pte)
26 set_pte_at(mm, addr, ptep, pte);
29 static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm,
30 unsigned long addr, pte_t *ptep)
32 return ptep_get_and_clear(mm, addr, ptep);
35 static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
36 unsigned long addr, pte_t *ptep)
40 static inline int huge_pte_none(pte_t pte)
45 static inline pte_t huge_pte_wrprotect(pte_t pte)
47 return pte_wrprotect(pte);
50 static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
51 unsigned long addr, pte_t *ptep)
53 ptep_set_wrprotect(mm, addr, ptep);
56 static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
57 unsigned long addr, pte_t *ptep,
60 return ptep_set_access_flags(vma, addr, ptep, pte, dirty);
63 static inline pte_t huge_ptep_get(pte_t *ptep)
68 static inline void arch_clear_hugepage_flags(struct page *page)
72 #include <asm-generic/hugetlb.h>
74 #endif /* _ASM_IA64_HUGETLB_H */