func time.subMono

4 uses

	time (current package)
		time.go#L916: 		return subMono(t.ext, u.ext)
		time.go#L930: func subMono(t, u int64) Duration {
		time.go#L946: 		return subMono(runtimeNano()-startNano, t.ext)
		time.go#L956: 		return subMono(t.ext, runtimeNano()-startNano)