4 files changed, 36 insertions, 8 deletions
diff --git a/src/corelib/thread/qmutex.h b/src/corelib/thread/qmutex.h
index dfe4aae..5f75195 100644
--- a/src/corelib/thread/qmutex.h
+++ b/src/corelib/thread/qmutex.h
@@ -163,6 +163,7 @@ class QMutexData
         ~QMutexData();
 };
 
+#ifdef QT_NO_DEBUG
 inline void QMutex::unlockInline()
 {
     if (d->recursive) {
@@ -189,7 +190,13 @@ inline void QMutex::lockInline()
         lockInternal();
     }
 }
-
+#else // QT_NO_DEBUG
+//in debug we do not use inline calls in order to allow debugging tools
+// to hook the mutex locking functions.
+inline void QMutex::unlockInline() { unlock(); }
+inline bool QMutex::tryLockInline() { return tryLock(); }
+inline void QMutex::lockInline() { lock(); }
+#endif // QT_NO_DEBUG
 
 
 #else // QT_NO_THREAD
diff --git a/src/corelib/thread/qthread_p.h b/src/corelib/thread/qthread_p.h
index 9a2dbec..36e07c0 100644
--- a/src/corelib/thread/qthread_p.h
+++ b/src/corelib/thread/qthread_p.h
@@ -209,8 +209,6 @@ public:
     bool canWait;
     QVector<void *> tls;
 
-    QMutex mutex;
-
 # ifdef Q_OS_SYMBIAN
     RThread symbian_thread_handle;
 # endif
diff --git a/src/corelib/thread/qthread_unix.cpp b/src/corelib/thread/qthread_unix.cpp
index 0766447..5e0d2a2 100644
--- a/src/corelib/thread/qthread_unix.cpp
+++ b/src/corelib/thread/qthread_unix.cpp
@@ -110,6 +110,17 @@ QT_BEGIN_NAMESPACE
 
 enum { ThreadPriorityResetFlag = 0x80000000 };
 
+#if defined(Q_OS_LINUX) && defined(__GLIBC__) && (defined(Q_CC_GNU) || defined(Q_CC_INTEL))
+#define HAVE_TLS
+#endif
+#if defined(Q_CC_XLC) || defined (Q_CC_SUN)
+#define HAVE_TLS
+#endif
+
+#ifdef HAVE_TLS
+static __thread QThreadData *currentThreadData = 0;
+#endif
+
 static pthread_once_t current_thread_data_once = PTHREAD_ONCE_INIT;
 static pthread_key_t current_thread_data_key;
 
@@ -157,7 +168,9 @@ Q_DESTRUCTOR_FUNCTION(destroy_current_thread_data_key)
 // that pthread has, so pthread_setspecific is also used.
 static QThreadData *get_thread_data()
 {
-#ifdef Q_OS_SYMBIAN
+#ifdef HAVE_TLS
+    return currentThreadData;
+#elif defined Q_OS_SYMBIAN
     return reinterpret_cast<QThreadData *>(Dll::Tls());
 #else
     pthread_once(&current_thread_data_once, create_current_thread_data_key);
@@ -167,7 +180,9 @@ static QThreadData *get_thread_data()
 
 static void set_thread_data(QThreadData *data)
 {
-#ifdef Q_OS_SYMBIAN
+#ifdef HAVE_TLS
+    currentThreadData = data;
+#elif defined Q_OS_SYMBIAN
     qt_symbian_throwIfError(Dll::SetTls(data));
 #endif
     pthread_once(&current_thread_data_once, create_current_thread_data_key);
@@ -176,7 +191,9 @@ static void set_thread_data(QThreadData *data)
 
 static void clear_thread_data()
 {
-#ifdef Q_OS_SYMBIAN
+#ifdef HAVE_TLS
+    currentThreadData = 0;
+#elif defined Q_OS_SYMBIAN
     Dll::FreeTls();
 #endif
     pthread_setspecific(current_thread_data_key, 0);
@@ -310,7 +327,10 @@ void *QThreadPrivate::start(void *arg)
     set_thread_data(data);
 
     data->ref();
-    data->quitNow = false;
+    {
+        QMutexLocker locker(&thr->d_func()->mutex);
+        data->quitNow = thr->d_func()->exited;
+    }
 
     // ### TODO: allow the user to create a custom event dispatcher
     createEventDispatcher(data);
diff --git a/src/corelib/thread/qthread_win.cpp b/src/corelib/thread/qthread_win.cpp
index cb2d1a9..6b7932b 100644
--- a/src/corelib/thread/qthread_win.cpp
+++ b/src/corelib/thread/qthread_win.cpp
@@ -298,7 +298,10 @@ unsigned int __stdcall QThreadPrivate::start(void *arg)
 
     QThread::setTerminationEnabled(false);
 
-    data->quitNow = false;
+    {
+        QMutexLocker locker(&thr->d_func()->mutex);
+        data->quitNow = thr->d_func()->exited;
+    }
     // ### TODO: allow the user to create a custom event dispatcher
     createEventDispatcher(data);