diff options
Diffstat (limited to 'include/linux/hugetlb.h')
-rw-r--r-- | include/linux/hugetlb.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index e670b0d13fe0..1056717ee501 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h | |||
@@ -16,7 +16,6 @@ static inline int is_vm_hugetlb_page(struct vm_area_struct *vma) | |||
16 | int hugetlb_sysctl_handler(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); | 16 | int hugetlb_sysctl_handler(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); |
17 | int copy_hugetlb_page_range(struct mm_struct *, struct mm_struct *, struct vm_area_struct *); | 17 | int copy_hugetlb_page_range(struct mm_struct *, struct mm_struct *, struct vm_area_struct *); |
18 | int follow_hugetlb_page(struct mm_struct *, struct vm_area_struct *, struct page **, struct vm_area_struct **, unsigned long *, int *, int); | 18 | int follow_hugetlb_page(struct mm_struct *, struct vm_area_struct *, struct page **, struct vm_area_struct **, unsigned long *, int *, int); |
19 | void zap_hugepage_range(struct vm_area_struct *, unsigned long, unsigned long); | ||
20 | void unmap_hugepage_range(struct vm_area_struct *, unsigned long, unsigned long); | 19 | void unmap_hugepage_range(struct vm_area_struct *, unsigned long, unsigned long); |
21 | int hugetlb_prefault(struct address_space *, struct vm_area_struct *); | 20 | int hugetlb_prefault(struct address_space *, struct vm_area_struct *); |
22 | int hugetlb_report_meminfo(char *); | 21 | int hugetlb_report_meminfo(char *); |
@@ -25,6 +24,8 @@ int is_hugepage_mem_enough(size_t); | |||
25 | unsigned long hugetlb_total_pages(void); | 24 | unsigned long hugetlb_total_pages(void); |
26 | struct page *alloc_huge_page(void); | 25 | struct page *alloc_huge_page(void); |
27 | void free_huge_page(struct page *); | 26 | void free_huge_page(struct page *); |
27 | int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, | ||
28 | unsigned long address, int write_access); | ||
28 | 29 | ||
29 | extern unsigned long max_huge_pages; | 30 | extern unsigned long max_huge_pages; |
30 | extern const unsigned long hugetlb_zero, hugetlb_infinity; | 31 | extern const unsigned long hugetlb_zero, hugetlb_infinity; |
@@ -85,7 +86,6 @@ static inline unsigned long hugetlb_total_pages(void) | |||
85 | #define follow_huge_addr(mm, addr, write) ERR_PTR(-EINVAL) | 86 | #define follow_huge_addr(mm, addr, write) ERR_PTR(-EINVAL) |
86 | #define copy_hugetlb_page_range(src, dst, vma) ({ BUG(); 0; }) | 87 | #define copy_hugetlb_page_range(src, dst, vma) ({ BUG(); 0; }) |
87 | #define hugetlb_prefault(mapping, vma) ({ BUG(); 0; }) | 88 | #define hugetlb_prefault(mapping, vma) ({ BUG(); 0; }) |
88 | #define zap_hugepage_range(vma, start, len) BUG() | ||
89 | #define unmap_hugepage_range(vma, start, end) BUG() | 89 | #define unmap_hugepage_range(vma, start, end) BUG() |
90 | #define is_hugepage_mem_enough(size) 0 | 90 | #define is_hugepage_mem_enough(size) 0 |
91 | #define hugetlb_report_meminfo(buf) 0 | 91 | #define hugetlb_report_meminfo(buf) 0 |
@@ -99,10 +99,11 @@ static inline unsigned long hugetlb_total_pages(void) | |||
99 | do { } while (0) | 99 | do { } while (0) |
100 | #define alloc_huge_page() ({ NULL; }) | 100 | #define alloc_huge_page() ({ NULL; }) |
101 | #define free_huge_page(p) ({ (void)(p); BUG(); }) | 101 | #define free_huge_page(p) ({ (void)(p); BUG(); }) |
102 | #define hugetlb_fault(mm, vma, addr, write) ({ BUG(); 0; }) | ||
102 | 103 | ||
103 | #ifndef HPAGE_MASK | 104 | #ifndef HPAGE_MASK |
104 | #define HPAGE_MASK 0 /* Keep the compiler happy */ | 105 | #define HPAGE_MASK PAGE_MASK /* Keep the compiler happy */ |
105 | #define HPAGE_SIZE 0 | 106 | #define HPAGE_SIZE PAGE_SIZE |
106 | #endif | 107 | #endif |
107 | 108 | ||
108 | #endif /* !CONFIG_HUGETLB_PAGE */ | 109 | #endif /* !CONFIG_HUGETLB_PAGE */ |