// GoStatus and GoCreate events to omit a sequence number (implicitly 0).
	seq [2]uint64
}

// acquireStatus acquires the right to emit a Status event for the scheduling resource.
func (r *traceSchedResourceState) acquireStatus(gen uintptr) bool {
	if !r.statusTraced[gen%3].CompareAndSwap(0, 1) {
		return false
	}
	r.readyNextGen(gen)
	return true
}

	w := tl.writer()
	if pp := tl.mp.p.ptr(); pp != nil && !pp.trace.statusWasTraced(tl.gen) && pp.trace.acquireStatus(tl.gen) {
		w = w.writeProcStatus(uint64(pp.id), procStatus, pp.trace.inSweep)
	}
	if gp := tl.mp.curg; gp != nil && !gp.trace.statusWasTraced(tl.gen) && gp.trace.acquireStatus(tl.gen) {
		w = w.writeGoStatus(uint64(gp.goid), int64(tl.mp.procid), goStatus, gp.inMarkAssist, 0 /* no stack */)
	}

// unblocked to the trace writer.
func emitUnblockStatus(w traceWriter, gp *g, gen uintptr) traceWriter {
	if !gp.trace.statusWasTraced(gen) && gp.trace.acquireStatus(gen) {
		// TODO(go.dev/issue/65634): Although it would be nice to add a stack trace here of gp,
		// we cannot safely do so. gp is in _Gwaiting and so we don't have ownership of its stack.