From 9f17e07ac0bd86bd44b7706a0b237c9d937268c1 Mon Sep 17 00:00:00 2001
From: RobinTF <83676088+RobinTF@users.noreply.github.com>
Date: Wed, 5 Jun 2024 18:30:06 +0200
Subject: [PATCH] Add back comment

---
 src/util/ConcurrentCache.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/util/ConcurrentCache.h b/src/util/ConcurrentCache.h
index 7b46e6e528..8a930d3dc9 100644
--- a/src/util/ConcurrentCache.h
+++ b/src/util/ConcurrentCache.h
@@ -344,6 +344,7 @@ class ConcurrentCache {
       } else if (onlyReadFromCache) {
         return {nullptr, CacheStatus::notInCacheAndNotComputed};
       } else if (lockPtr->_inProgress.contains(key)) {
+        // the result is not cached, but someone else is computing it.
         // it is important, that we do not immediately call getResult() since
         // this call blocks and we currently hold a lock.