const runtime.traceEvGoBlock

7 uses

	runtime (current package)
		trace.go#L46: 	traceEvGoBlock           = 20 // goroutine blocks [timestamp, stack]
		trace.go#L94: 	traceBlockGeneric         traceBlockReason = traceEvGoBlock
		trace.go#L103: 	traceBlockGCSweep                          = traceEvGoBlock
		trace.go#L104: 	traceBlockSystemGoroutine                  = traceEvGoBlock
		trace.go#L105: 	traceBlockPreempted                        = traceEvGoBlock
		trace.go#L106: 	traceBlockDebugCall                        = traceEvGoBlock
		trace.go#L107: 	traceBlockUntilGCEnds                      = traceEvGoBlock