pp.gcw.dispose()
		// Collect the flushedWork flag.
		if pp.gcw.flushedWork {
			atomic.Xadd(&gcMarkDoneFlushed, 1)
			pp.gcw.flushedWork = false
		}
	})

	if gcMarkDoneFlushed != 0 {
		// More grey objects were discovered since the
		// previous termination check, so there may be more
		// work to do. Keep going. It's possible the
		// transition condition became true again during the