const runtime.waitReasonGCAssistMarking

4 uses

	runtime (current package)
		mgcmark.go#L665: 	casGToWaitingForSuspendG(gp, _Grunning, waitReasonGCAssistMarking)
		runtime2.go#L1045: 	waitReasonGCAssistMarking                         // "GC assist marking"
		runtime2.go#L1092: 	waitReasonGCAssistMarking:       "GC assist marking",
		runtime2.go#L1168: 	waitReasonGCAssistMarking:       true,