# File lib/listen/adapters/linux.rb, line 42
      def start(blocking = true)
        @mutex.synchronize do
          return if @stop == false
          super
        end

        @worker_thread = Thread.new { @worker.run }
        @poll_thread   = Thread.new { poll_changed_dirs } if @report_changes

        @worker_thread.join if blocking
      end