diff options
| -rw-r--r-- | kernel/workqueue.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c index aa520e715bbc..661184fcd503 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -2652,6 +2652,9 @@ void flush_workqueue(struct workqueue_struct *wq) if (WARN_ON(!wq_online)) return; + lock_map_acquire(&wq->lockdep_map); + lock_map_release(&wq->lockdep_map); + mutex_lock(&wq->mutex); /* @@ -2905,6 +2908,11 @@ static bool __flush_work(struct work_struct *work, bool from_cancel) if (WARN_ON(!wq_online)) return false; + if (!from_cancel) { + lock_map_acquire(&work->lockdep_map); + lock_map_release(&work->lockdep_map); + } + if (start_flush_work(work, &barr, from_cancel)) { wait_for_completion(&barr.done); destroy_work_on_stack(&barr.work); |