const runtime.gcDrainFractional

4 uses

	runtime (current package)
		mgc.go#L1293: 				gcDrain(&pp.gcw, gcDrainFractional|gcDrainUntilPreempt|gcDrainFlushBgCredit)
		mgcmark.go#L989: 	gcDrainFractional
		mgcmark.go#L1030: 	if flags&(gcDrainIdle|gcDrainFractional) != 0 {
		mgcmark.go#L1034: 		} else if flags&gcDrainFractional != 0 {