mm/hugetlb: reduce arch dependent code around follow_huge_*

[deliverable/linux.git] / arch / mips / mm / hugetlbpage.c

diff --git a/arch/mips/mm/hugetlbpage.c b/arch/mips/mm/hugetlbpage.c
index 4ec8ee10d3718f1ebfcee78e34fb838f72dc087c..06e0f421b41b197b628b0f75cf8d7145eee9ba3a 100644 (file)
--- a/arch/mips/mm/hugetlbpage.c
+++ b/arch/mips/mm/hugetlbpage.c
@@ -68,12 +68,6 @@ int is_aligned_hugepage_range(unsigned long addr, unsigned long len)
        return 0;
 }
 
-struct page *
-follow_huge_addr(struct mm_struct *mm, unsigned long address, int write)
-{
-       return ERR_PTR(-EINVAL);
-}
-
 int pmd_huge(pmd_t pmd)
 {
        return (pmd_val(pmd) & _PAGE_HUGE) != 0;
@@ -83,15 +77,3 @@ int pud_huge(pud_t pud)
 {
        return (pud_val(pud) & _PAGE_HUGE) != 0;
 }
-
-struct page *
-follow_huge_pmd(struct mm_struct *mm, unsigned long address,
-               pmd_t *pmd, int write)
-{
-       struct page *page;
-
-       page = pte_page(*(pte_t *)pmd);
-       if (page)
-               page += ((address & ~HPAGE_MASK) >> PAGE_SHIFT);
-       return page;
-}