Fix race in trace tests

Could result in spurious unexpected send trace messages.
erlang · Jul 11, 2024 · 35dffa0 · 35dffa0
1 parent f9b07e1
commit 35dffa0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/erts/emulator/test/trace_sessions.erl b/erts/emulator/test/trace_sessions.erl
@@ -264,9 +264,9 @@ init_group([pre_session|Tail], Config) ->
 
     %% Set a dummy send trace on all processes and ports
     %% but disable send trace to not get any messages.
+    1 = trace:send(S, false, []),
     trace:process(S, all, true, [send]),
     trace:port(S, all, true, [send]),
-    1 = trace:send(S, false, []),
 
     ets:insert(?MODULE, {pre_session, S, Tracer}),
     init_group(Tail, Config);