const runtime.gcDrainIdle

4 uses

	runtime (current package)
		mgcmark.go#L1093: 	gcDrainIdle
		mgcmark.go#L1100: 	gcDrain(gcw, gcDrainIdle|gcDrainUntilPreempt|gcDrainFlushBgCredit)
		mgcmark.go#L1160: 	idle := flags&gcDrainIdle != 0
		mgcmark.go#L1168: 	if flags&(gcDrainIdle|gcDrainFractional) != 0 {