[PATCH] freepgt: hugetlb area is clean

[linux-2.6.git] / arch / i386 / mm / hugetlbpage.c

diff --git a/arch/i386/mm/hugetlbpage.c b/arch/i386/mm/hugetlbpage.c
index a8c45143088b7968ed9ef92b441eacadcb6bba1f..171fc925e1e4e7c699c6222b229914b320c987c3 100644 (file)
--- a/arch/i386/mm/hugetlbpage.c
+++ b/arch/i386/mm/hugetlbpage.c
@@ -249,15 +249,8 @@ int hugetlb_prefault(struct address_space *mapping, struct vm_area_struct *vma)
                        goto out;
                }
 
-               if (!pte_none(*pte)) {
-                       pmd_t *pmd = (pmd_t *) pte;
-
-                       page = pmd_page(*pmd);
-                       pmd_clear(pmd);
-                       mm->nr_ptes--;
-                       dec_page_state(nr_page_table_pages);
-                       page_cache_release(page);
-               }
+               if (!pte_none(*pte))
+                       continue;
 
                idx = ((addr - vma->vm_start) >> HPAGE_SHIFT)
                        + (vma->vm_pgoff >> (HPAGE_SHIFT - PAGE_SHIFT));