const yieldDelay = 5 * 1000
	var nextYield int64

	// loop if gp->atomicstatus is in a scan state giving
	// GC time to finish and change the state to oldval.
	for i := 0; !gp.atomicstatus.CompareAndSwap(oldval, newval); i++ {
		if oldval == _Gwaiting && gp.atomicstatus.Load() == _Grunnable {
			systemstack(func() {
				// Call on the systemstack to prevent throw from counting