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Commit | Line | Data |
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6d779079 GS |
1 | #ifndef _ASM_IA64_HUGETLB_H |
2 | #define _ASM_IA64_HUGETLB_H | |
3 | ||
4 | #include <asm/page.h> | |
106c992a | 5 | #include <asm-generic/hugetlb.h> |
6d779079 GS |
6 | |
7 | ||
42b77728 | 8 | void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr, |
6d779079 GS |
9 | unsigned long end, unsigned long floor, |
10 | unsigned long ceiling); | |
11 | ||
a5516438 AK |
12 | int prepare_hugepage_range(struct file *file, |
13 | unsigned long addr, unsigned long len); | |
6d779079 GS |
14 | |
15 | static inline int is_hugepage_only_range(struct mm_struct *mm, | |
16 | unsigned long addr, | |
17 | unsigned long len) | |
18 | { | |
19 | return (REGION_NUMBER(addr) == RGN_HPAGE || | |
20 | REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE); | |
21 | } | |
22 | ||
6d779079 GS |
23 | static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, |
24 | pte_t *ptep, pte_t pte) | |
25 | { | |
26 | set_pte_at(mm, addr, ptep, pte); | |
27 | } | |
28 | ||
29 | static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, | |
30 | unsigned long addr, pte_t *ptep) | |
31 | { | |
32 | return ptep_get_and_clear(mm, addr, ptep); | |
33 | } | |
34 | ||
8fe627ec GS |
35 | static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, |
36 | unsigned long addr, pte_t *ptep) | |
37 | { | |
38 | } | |
39 | ||
7f2e9525 GS |
40 | static inline int huge_pte_none(pte_t pte) |
41 | { | |
42 | return pte_none(pte); | |
43 | } | |
44 | ||
45 | static inline pte_t huge_pte_wrprotect(pte_t pte) | |
46 | { | |
47 | return pte_wrprotect(pte); | |
48 | } | |
49 | ||
50 | static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, | |
51 | unsigned long addr, pte_t *ptep) | |
52 | { | |
53 | ptep_set_wrprotect(mm, addr, ptep); | |
54 | } | |
55 | ||
56 | static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, | |
57 | unsigned long addr, pte_t *ptep, | |
58 | pte_t pte, int dirty) | |
59 | { | |
60 | return ptep_set_access_flags(vma, addr, ptep, pte, dirty); | |
61 | } | |
62 | ||
63 | static inline pte_t huge_ptep_get(pte_t *ptep) | |
64 | { | |
65 | return *ptep; | |
66 | } | |
67 | ||
5d3a551c WD |
68 | static inline void arch_clear_hugepage_flags(struct page *page) |
69 | { | |
70 | } | |
71 | ||
6d779079 | 72 | #endif /* _ASM_IA64_HUGETLB_H */ |