wr.setData(b, off, w);

                    Smb2WriteResponse resp = th.send(wr, RequestParam.NO_RETRY);
                    long cnt = resp.getCount();
                    this.fp += cnt;
                    len -= cnt;
                    off += cnt;
                }
                else if ( this.useNTSmbs ) {
                    this.reqx.setParam(fh.getFid(), this.fp, len - w, b, off, w);