diff options
Diffstat (limited to 'include/linux/hugetlb.h')
-rw-r--r-- | include/linux/hugetlb.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index 03be7f29ca01..2723513a5651 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h | |||
@@ -11,6 +11,8 @@ | |||
11 | 11 | ||
12 | struct ctl_table; | 12 | struct ctl_table; |
13 | 13 | ||
14 | int PageHuge(struct page *page); | ||
15 | |||
14 | static inline int is_vm_hugetlb_page(struct vm_area_struct *vma) | 16 | static inline int is_vm_hugetlb_page(struct vm_area_struct *vma) |
15 | { | 17 | { |
16 | return vma->vm_flags & VM_HUGETLB; | 18 | return vma->vm_flags & VM_HUGETLB; |
@@ -31,7 +33,7 @@ void hugetlb_report_meminfo(struct seq_file *); | |||
31 | int hugetlb_report_node_meminfo(int, char *); | 33 | int hugetlb_report_node_meminfo(int, char *); |
32 | unsigned long hugetlb_total_pages(void); | 34 | unsigned long hugetlb_total_pages(void); |
33 | int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, | 35 | int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, |
34 | unsigned long address, int write_access); | 36 | unsigned long address, unsigned int flags); |
35 | int hugetlb_reserve_pages(struct inode *inode, long from, long to, | 37 | int hugetlb_reserve_pages(struct inode *inode, long from, long to, |
36 | struct vm_area_struct *vma, | 38 | struct vm_area_struct *vma, |
37 | int acctflags); | 39 | int acctflags); |
@@ -61,6 +63,11 @@ void hugetlb_change_protection(struct vm_area_struct *vma, | |||
61 | 63 | ||
62 | #else /* !CONFIG_HUGETLB_PAGE */ | 64 | #else /* !CONFIG_HUGETLB_PAGE */ |
63 | 65 | ||
66 | static inline int PageHuge(struct page *page) | ||
67 | { | ||
68 | return 0; | ||
69 | } | ||
70 | |||
64 | static inline int is_vm_hugetlb_page(struct vm_area_struct *vma) | 71 | static inline int is_vm_hugetlb_page(struct vm_area_struct *vma) |
65 | { | 72 | { |
66 | return 0; | 73 | return 0; |
@@ -91,7 +98,7 @@ static inline void hugetlb_report_meminfo(struct seq_file *m) | |||
91 | #define pud_huge(x) 0 | 98 | #define pud_huge(x) 0 |
92 | #define is_hugepage_only_range(mm, addr, len) 0 | 99 | #define is_hugepage_only_range(mm, addr, len) 0 |
93 | #define hugetlb_free_pgd_range(tlb, addr, end, floor, ceiling) ({BUG(); 0; }) | 100 | #define hugetlb_free_pgd_range(tlb, addr, end, floor, ceiling) ({BUG(); 0; }) |
94 | #define hugetlb_fault(mm, vma, addr, write) ({ BUG(); 0; }) | 101 | #define hugetlb_fault(mm, vma, addr, flags) ({ BUG(); 0; }) |
95 | 102 | ||
96 | #define hugetlb_change_protection(vma, address, end, newprot) | 103 | #define hugetlb_change_protection(vma, address, end, newprot) |
97 | 104 | ||