From 4b156fea1fa7e53fbaba59c2f36ef8a303faa070 Mon Sep 17 00:00:00 2001
From: Giulio Eulisse <10544+ktf@users.noreply.github.com>
Date: Sun, 10 May 2026 16:10:18 +0200
Subject: [PATCH] DPL: allDone should really be atomic

---
 Framework/Core/include/Framework/DataProcessingContext.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Framework/Core/include/Framework/DataProcessingContext.h b/Framework/Core/include/Framework/DataProcessingContext.h
index 221f7b099dc07..976331ba42c3c 100644
--- a/Framework/Core/include/Framework/DataProcessingContext.h
+++ b/Framework/Core/include/Framework/DataProcessingContext.h
@@ -13,6 +13,7 @@
 
 #include "Framework/DataRelayer.h"
 #include "Framework/AlgorithmSpec.h"
+#include <atomic>
 #include <functional>
 
 namespace o2::framework
@@ -33,7 +34,7 @@ struct DataProcessorContext {
   DataProcessorContext(DataProcessorContext const&) = delete;
   DataProcessorContext() = default;
 
-  bool allDone = false;
+  std::atomic<bool> allDone = false;
   /// Latest run number we processed globally for this DataProcessor.
   int64_t lastRunNumberProcessed = -1;