diff options
Diffstat (limited to 'src/corelib/thread/qmutex.cpp')
| -rw-r--r-- | src/corelib/thread/qmutex.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/corelib/thread/qmutex.cpp b/src/corelib/thread/qmutex.cpp index 9bfd50f2d9..310d1cb14f 100644 --- a/src/corelib/thread/qmutex.cpp +++ b/src/corelib/thread/qmutex.cpp @@ -613,7 +613,7 @@ bool QBasicMutex::lockInternal(int timeout) QT_MUTEX_LOCK_NOEXCEPT // is set to the BigNumber magic value set in unlockInternal() int old_waiters; do { - old_waiters = d->waiters.loadRelaxed(); + old_waiters = d->waiters.loadAcquire(); if (old_waiters == -QMutexPrivate::BigNumber) { // we are unlocking, and the thread that unlocks is about to change d to 0 // we try to acquire the mutex by changing to dummyLocked() |