1 files changed, 9 insertions, 1 deletions

diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c
index d5f4e94f2ca2..f2e80f3768ec 100644
--- a/fs/btrfs/async-thread.c
+++ b/fs/btrfs/async-thread.c
@@ -349,6 +349,7 @@ int btrfs_requeue_work(struct btrfs_work *work)
 {
         struct btrfs_worker_thread *worker = work->worker;
         unsigned long flags;
+        int wake = 0;
 
         if (test_and_set_bit(WORK_QUEUED_BIT, &work->flags))
                 goto out;
@@ -367,10 +368,16 @@ int btrfs_requeue_work(struct btrfs_work *work)
                                &worker->workers->worker_list);
                 spin_unlock_irqrestore(&worker->workers->lock, flags);
         }
+        if (!worker->working) {
+                wake = 1;
+                worker->working = 1;
+        }
 
         spin_unlock_irqrestore(&worker->lock, flags);
-
+        if (wake)
+                wake_up_process(worker->task);
 out:
+
         return 0;
 }
 
@@ -397,6 +404,7 @@ int btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work)
         }
 
         spin_lock_irqsave(&worker->lock, flags);
+
         atomic_inc(&worker->num_pending);
         check_busy_worker(worker);
         list_add_tail(&work->list, &worker->pending);