projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| e624e95b JH |
1 | #ifndef _ASM_METAG_HUGETLB_H |
| 2 | #define _ASM_METAG_HUGETLB_H | |
| 3 | ||
| 4 | #include <asm/page.h> | |
| 418a133b | 5 | #include <asm-generic/hugetlb.h> |
| e624e95b JH |
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 | ||
| e624e95b JH |
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 int arch_prepare_hugepage(struct page *page) | |
| 71 | { | |
| 72 | return 0; | |
| 73 | } | |
| 74 | ||
| 75 | static inline void arch_release_hugepage(struct page *page) | |
| 76 | { | |
| 77 | } | |
| 78 | ||
| 79 | static inline void arch_clear_hugepage_flags(struct page *page) | |
| 80 | { | |
| 81 | } | |
| 82 | ||
| 83 | #endif /* _ASM_METAG_HUGETLB_H */ |