diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index cafe73eecb056e64bdf21f589e7f4b7e4ceca9ed..5d84c368ffe42352b79e8498a4c9f0f65ff36387 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 27fad5d9bcf648b27564465b35c3cd72969257fa..075877b1cbc0e099048d85eed0155e162fe7bc87 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;