mm: remove double indirection on tlb parameter to free_pgd_range() & Co
[linux-2.6.git] / include / asm-sparc / hugetlb.h
1 #ifndef _ASM_SPARC64_HUGETLB_H
2 #define _ASM_SPARC64_HUGETLB_H
3
4 #include <asm/page.h>
5
6
7 void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
8                      pte_t *ptep, pte_t pte);
9
10 pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr,
11                               pte_t *ptep);
12
13 void hugetlb_prefault_arch_hook(struct mm_struct *mm);
14
15 static inline int is_hugepage_only_range(struct mm_struct *mm,
16                                          unsigned long addr,
17                                          unsigned long len) {
18         return 0;
19 }
20
21 /*
22  * If the arch doesn't supply something else, assume that hugepage
23  * size aligned regions are ok without further preparation.
24  */
25 static inline int prepare_hugepage_range(unsigned long addr, unsigned long len)
26 {
27         if (len & ~HPAGE_MASK)
28                 return -EINVAL;
29         if (addr & ~HPAGE_MASK)
30                 return -EINVAL;
31         return 0;
32 }
33
34 static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb,
35                                           unsigned long addr, unsigned long end,
36                                           unsigned long floor,
37                                           unsigned long ceiling)
38 {
39         free_pgd_range(tlb, addr, end, floor, ceiling);
40 }
41
42 static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
43                                          unsigned long addr, pte_t *ptep)
44 {
45 }
46
47 static inline int huge_pte_none(pte_t pte)
48 {
49         return pte_none(pte);
50 }
51
52 static inline pte_t huge_pte_wrprotect(pte_t pte)
53 {
54         return pte_wrprotect(pte);
55 }
56
57 static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
58                                            unsigned long addr, pte_t *ptep)
59 {
60         ptep_set_wrprotect(mm, addr, ptep);
61 }
62
63 static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
64                                              unsigned long addr, pte_t *ptep,
65                                              pte_t pte, int dirty)
66 {
67         return ptep_set_access_flags(vma, addr, ptep, pte, dirty);
68 }
69
70 static inline pte_t huge_ptep_get(pte_t *ptep)
71 {
72         return *ptep;
73 }
74
75 static inline int arch_prepare_hugepage(struct page *page)
76 {
77         return 0;
78 }
79
80 static inline void arch_release_hugepage(struct page *page)
81 {
82 }
83
84 #endif /* _ASM_SPARC64_HUGETLB_H */