mm: use helper function mapping_allow_writable()

[linux-2.6-microblaze.git] / mm / mmap.c

diff --git a/mm/mmap.c b/mm/mmap.c
index 19cd695..7799a3f 100644 (file)
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -621,7 +621,7 @@ static void __vma_link_file(struct vm_area_struct *vma)
                if (vma->vm_flags & VM_DENYWRITE)
                        atomic_dec(&file_inode(file)->i_writecount);
                if (vma->vm_flags & VM_SHARED)
-                       atomic_inc(&mapping->i_mmap_writable);
+                       mapping_allow_writable(mapping);
 
                flush_dcache_mmap_lock(mapping);
                vma_interval_tree_insert(vma, &mapping->i_mmap);