for d = sched.deferpool; d != nil; d = dlink {
		dlink = d.link
		d.link = nil
	}
	sched.deferpool = nil
	unlock(&sched.deferlock)
}

// Timing

// itoaDiv formats val/(10**dec) into buf.
func itoaDiv(buf []byte, val uint64, dec int) []byte {
	i := len(buf) - 1
	idec := i - dec
	for val >= 10 || i >= idec {
		buf[i] = byte(val%10 + '0')
		i--
		if i == idec {
			buf[i] = '.'

		s.end = end

		print("[")
		var tmpbuf [21]byte
		pnano := int64(nano) - runtimeInitTime
		if pnano < 0 {
			// Logged before runtimeInitTime was set.
			pnano = 0
		}
		pnanoBytes := itoaDiv(tmpbuf[:], uint64(pnano), 9)
		print(slicebytetostringtmp((*byte)(noescape(unsafe.Pointer(&pnanoBytes[0]))), len(pnanoBytes)))
		print(" P ", p, "] ")

		for i := 0; s.begin < s.end; i++ {
			if i > 0 {