QThreadPool: let the started thread have the same name as the pool

If the pool has a name. This should make identifying threads belonging to different pools easier in process-inspection tools. Fixes: QTBUG-92004 Change-Id: Id2983978ad544ff79911fffd167225902efeb855 Reviewed-by: Samuel Gaist <[email protected]> Reviewed-by: Oswald Buddenhagen <[email protected]>
Jyothi-Jaci · Apr 3, 2021 · 451fb66 · 451fb66
1 parent 33786e7
commit 451fb66
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/src/corelib/thread/qthreadpool.cpp b/src/corelib/thread/qthreadpool.cpp
@@ -257,9 +257,15 @@ bool QThreadPoolPrivate::tooManyThreadsActive() const
 */
 void QThreadPoolPrivate::startThread(QRunnable *runnable)
 {
+    Q_Q(QThreadPool);
     Q_ASSERT(runnable != nullptr);
     QScopedPointer<QThreadPoolThread> thread(new QThreadPoolThread(this));
-    thread->setObjectName(QLatin1String("Thread (pooled)"));
+    QString objectName;
+    if (QString myName = q->objectName(); !myName.isEmpty())
+        objectName = myName;
+    else
+        objectName = QLatin1String("Thread (pooled)");
+    thread->setObjectName(objectName);
     Q_ASSERT(!allThreads.contains(thread.data())); // if this assert hits, we have an ABA problem (deleted threads don't get removed here)
     allThreads.insert(thread.data());
     ++activeThreads;