Parse additional info from /proc/$PID/smaps

def _add_info_from_string(self, text):
        """Parse additional info from /proc/$PID/smaps"""
        match = MemoryRegion.info_re.match(text)
        assert match is not None

        name = match.group(1)
        kb_count = int(match.group(2))
        self.info[name] = kb_count * 1024