if pp == nil {
		lock(&sched.lock)
		globrunqputbatch(&q, int32(qsize))
		unlock(&sched.lock)
		startIdle(qsize)
		return
	}

	npidle := int(sched.npidle.Load())
	var (
		globq gQueue
		n     int
	)
	for n = 0; n < npidle && !q.empty(); n++ {
		g := q.pop()
		globq.pushBack(g)
	}
	if n > 0 {
		lock(&sched.lock)
		globrunqputbatch(&globq, int32(n))
		unlock(&sched.lock)

					// a useful signal to kick
					// everything out of the run
					// queue so it can run
					// somewhere else.
					if drainQ, n := runqdrain(pp); n > 0 {
						lock(&sched.lock)
						globrunqputbatch(&drainQ, int32(n))
						unlock(&sched.lock)
					}
				}
				// Go back to draining, this time
				// without preemption.
				gcDrainMarkWorkerDedicated(&pp.gcw, false)