func runtime.preemptone

4 uses

	runtime (current package)
		mgcpacer.go#L744: 		if preemptone(p) {
		proc.go#L6716: 			preemptone(pp)
		proc.go#L6900: 		if preemptone(pp) {
		proc.go#L6917: func preemptone(pp *p) bool {