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-rw-r--r--include/linux/hugetlb.h4
-rw-r--r--mm/hugetlb.c25
2 files changed, 13 insertions, 16 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index cafe73eecb0..5d84c368ffe 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -21,8 +21,6 @@ int hugetlb_prefault(struct address_space *, struct vm_area_struct *);
int hugetlb_report_meminfo(char *);
int hugetlb_report_node_meminfo(int, char *);
unsigned long hugetlb_total_pages(void);
-struct page *alloc_huge_page(struct vm_area_struct *, unsigned long);
-void free_huge_page(struct page *);
int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma,
unsigned long address, int write_access);
@@ -97,8 +95,6 @@ static inline unsigned long hugetlb_total_pages(void)
#define is_hugepage_only_range(mm, addr, len) 0
#define hugetlb_free_pgd_range(tlb, addr, end, floor, ceiling) \
do { } while (0)
-#define alloc_huge_page(vma, addr) ({ NULL; })
-#define free_huge_page(p) ({ (void)(p); BUG(); })
#define hugetlb_fault(mm, vma, addr, write) ({ BUG(); 0; })
#define hugetlb_change_protection(vma, address, end, newprot)
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 27fad5d9bcf..075877b1cbc 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -88,6 +88,17 @@ static struct page *dequeue_huge_page(struct vm_area_struct *vma,
return page;
}
+static void free_huge_page(struct page *page)
+{
+ BUG_ON(page_count(page));
+
+ INIT_LIST_HEAD(&page->lru);
+
+ spin_lock(&hugetlb_lock);
+ enqueue_huge_page(page);
+ spin_unlock(&hugetlb_lock);
+}
+
static int alloc_fresh_huge_page(void)
{
static int nid = 0;
@@ -107,18 +118,8 @@ static int alloc_fresh_huge_page(void)
return 0;
}
-void free_huge_page(struct page *page)
-{
- BUG_ON(page_count(page));
-
- INIT_LIST_HEAD(&page->lru);
-
- spin_lock(&hugetlb_lock);
- enqueue_huge_page(page);
- spin_unlock(&hugetlb_lock);
-}
-
-struct page *alloc_huge_page(struct vm_area_struct *vma, unsigned long addr)
+static struct page *alloc_huge_page(struct vm_area_struct *vma,
+ unsigned long addr)
{
struct inode *inode = vma->vm_file->f_dentry->d_inode;
struct page *page;