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-rw-r--r--include/linux/hugetlb.h11
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
12struct ctl_table; 12struct ctl_table;
13 13
14int PageHuge(struct page *page);
15
14static inline int is_vm_hugetlb_page(struct vm_area_struct *vma) 16static 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 *);
31int hugetlb_report_node_meminfo(int, char *); 33int hugetlb_report_node_meminfo(int, char *);
32unsigned long hugetlb_total_pages(void); 34unsigned long hugetlb_total_pages(void);
33int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, 35int 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);
35int hugetlb_reserve_pages(struct inode *inode, long from, long to, 37int 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
66static inline int PageHuge(struct page *page)
67{
68 return 0;
69}
70
64static inline int is_vm_hugetlb_page(struct vm_area_struct *vma) 71static 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