diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c
index e2b34e9..b960ac8 100644
--- a/mm/filemap_xip.c
+++ b/mm/filemap_xip.c
@@ -383,7 +383,7 @@
 	if (ret)
 		goto out_backing;
 
-	inode_update_time(inode, 1);
+	file_update_time(filp);
 
 	ret = __xip_file_write (filp, buf, count, pos, ppos);