// OK, it will be swept fairly soon.
	for {
		spangen := atomic.Load(&s.sweepgen)
		if spangen == sl.sweepGen || spangen == sl.sweepGen+3 {
			break
		}
		osyield()
	}
}

// sweep frees or collects finalizers for blocks not marked in the mark phase.
// It clears the mark bits in preparation for the next GC round.
// Returns true if the span was returned to heap.

		}
		if i == 0 {
			nextYield = nanotime() + yieldDelay
		}
		if nanotime() < nextYield {
			for x := 0; x < 10 && gp.atomicstatus.Load() != oldval; x++ {
				procyield(1)
			}
		} else {
			osyield()
			nextYield = nanotime() + yieldDelay/2
		}
	}

	if oldval == _Grunning {
		// Track every gTrackingPeriod time a goroutine transitions out of running.

//
//go:yeswritebarrierrec
func tryRecordGoroutineProfileWB(gp1 *g) {
	if getg().m.p.ptr() == nil {
		throw("no P available, write barriers are forbidden")
	}
	tryRecordGoroutineProfile(gp1, nil, osyield)
}

// tryRecordGoroutineProfile ensures that gp1 has the appropriate representation
// in the current goroutine profile: either that it should not be profiled, or