mm: fix possible cause of a page_mapped BUG

[pandora-kernel.git] / mm / mremap.c

diff --git a/mm/mremap.c b/mm/mremap.c
index 9925b63..1de98d4 100644 (file)
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -94,9 +94,7 @@ static void move_ptes(struct vm_area_struct *vma, pmd_t *old_pmd,
                 */
                mapping = vma->vm_file->f_mapping;
                spin_lock(&mapping->i_mmap_lock);
-               if (new_vma->vm_truncate_count &&
-                   new_vma->vm_truncate_count != vma->vm_truncate_count)
-                       new_vma->vm_truncate_count = 0;
+               new_vma->vm_truncate_count = 0;
        }
 
        /*