+ /* NB: it can be called by iam_lfix_guess() which is still at
+ * very early stage, c->ic_root_bh and c->ic_descr->id_ops
+ * haven't been intialized yet.
+ * Also, we don't have this for IAM dir.
+ */
+ if (c->ic_root_bh != NULL &&
+ c->ic_descr->id_ops->id_root_ptr(c) == ptr) {
+ get_bh(c->ic_root_bh);
+ *bh = c->ic_root_bh;
+ return 0;
+ }
+