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Diffstat (limited to 'include/linux/hugetlb.h')
-rw-r--r--include/linux/hugetlb.h17
1 files changed, 13 insertions, 4 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 03be7f29ca0..5cbc620bdfe 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -10,6 +10,9 @@
#include <asm/tlbflush.h>
struct ctl_table;
+struct user_struct;
+
+int PageHuge(struct page *page);
static inline int is_vm_hugetlb_page(struct vm_area_struct *vma)
{
@@ -31,7 +34,7 @@ void hugetlb_report_meminfo(struct seq_file *);
int hugetlb_report_node_meminfo(int, char *);
unsigned long hugetlb_total_pages(void);
int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma,
- unsigned long address, int write_access);
+ unsigned long address, unsigned int flags);
int hugetlb_reserve_pages(struct inode *inode, long from, long to,
struct vm_area_struct *vma,
int acctflags);
@@ -61,6 +64,11 @@ void hugetlb_change_protection(struct vm_area_struct *vma,
#else /* !CONFIG_HUGETLB_PAGE */
+static inline int PageHuge(struct page *page)
+{
+ return 0;
+}
+
static inline int is_vm_hugetlb_page(struct vm_area_struct *vma)
{
return 0;
@@ -91,7 +99,7 @@ static inline void hugetlb_report_meminfo(struct seq_file *m)
#define pud_huge(x) 0
#define is_hugepage_only_range(mm, addr, len) 0
#define hugetlb_free_pgd_range(tlb, addr, end, floor, ceiling) ({BUG(); 0; })
-#define hugetlb_fault(mm, vma, addr, write) ({ BUG(); 0; })
+#define hugetlb_fault(mm, vma, addr, flags) ({ BUG(); 0; })
#define hugetlb_change_protection(vma, address, end, newprot)
@@ -139,7 +147,8 @@ static inline struct hugetlbfs_sb_info *HUGETLBFS_SB(struct super_block *sb)
extern const struct file_operations hugetlbfs_file_operations;
extern struct vm_operations_struct hugetlb_vm_ops;
-struct file *hugetlb_file_setup(const char *name, size_t, int);
+struct file *hugetlb_file_setup(const char *name, size_t size, int acct,
+ struct user_struct **user);
int hugetlb_get_quota(struct address_space *mapping, long delta);
void hugetlb_put_quota(struct address_space *mapping, long delta);
@@ -161,7 +170,7 @@ static inline void set_file_hugepages(struct file *file)
#define is_file_hugepages(file) 0
#define set_file_hugepages(file) BUG()
-#define hugetlb_file_setup(name,size,acctflag) ERR_PTR(-ENOSYS)
+#define hugetlb_file_setup(name,size,acct,user) ERR_PTR(-ENOSYS)
#endif /* !CONFIG_HUGETLBFS */