return
			}
		}
	}()
	return func(err error) {
		if doneCh == nil {
			return
		}

		// Indicate we are ready to write.
		doneCh <- err

		// Wait for channel to be closed so we don't race on writes.
		<-doneCh

		// Clear so we can be called multiple times without crashing.
		doneCh = nil
	}, &closeNotifier{rc: r.Body, done: bodyDoneCh}
}

    }

    @Override
    public void execute(Runnable task) {
      // If this operation was successfully cancelled already, calling the runnable will be a noop.
      // This also avoids a race where if outputFuture is cancelled, it will call taskFuture.cancel,
      // which will call newFuture.setFuture(oldFuture), to allow the next task in the queue to run

    }

    @Override
    public void execute(Runnable task) {
      // If this operation was successfully cancelled already, calling the runnable will be a noop.
      // This also avoids a race where if outputFuture is cancelled, it will call taskFuture.cancel,
      // which will call newFuture.setFuture(oldFuture), to allow the next task in the queue to run

			}
			// Previously we checked if we had quorum on DataDir value.
			// We have removed this check to allow reading objects with different DataDir
			// values in a few drives (due to a rebalance-stop race bug)
			// provided their their etags or ModTimes match.

			if !meta.Deleted && meta.Size != 0 {
				fmt.Fprintf(h, "%v+%v", meta.Erasure.DataBlocks, meta.Erasure.ParityBlocks)

          source.skip(remainingByteCount)
          closeLater(ErrorCode.FLOW_CONTROL_ERROR)
          return
        }

        // Discard data received after the stream is finished. It's probably a benign race.
        if (finished) {
          source.skip(remainingByteCount)
          return
        }

        // Fill the receive buffer without holding any locks.

        // We reschedule ourselves with a lock held for two reasons. 1. we want to make sure that
        // cancel calls cancel on the correct future. 2. we want to make sure that the assignment
        // to currentFuture doesn't race with itself so that currentFuture is assigned in the
        // correct order.
        Throwable scheduleFailure = null;
        Cancellable toReturn;
        lock.lock();
        try {

some of the other birds tittered audibly.

  `What I was going to say,' said the Dodo in an offended tone,
`was, that the best thing to get us dry would be a Caucus-race.'

  `What IS a Caucus-race?' said Alice; not that she wanted much
to know, but the Dodo had paused as if it thought that SOMEBODY
ought to speak, and no one else seemed inclined to say anything.

      monitor.enter();
      try {
        if (!transitioned) {
          // nothing has transitioned since construction, good.
          ready = true;
        } else {
          // This should be an extremely rare race condition.
          List<Service> servicesInBadStates = new ArrayList<>();
          for (Service service : servicesByState().values()) {
            if (service.state() != NEW) {

      monitor.enter();
      try {
        if (!transitioned) {
          // nothing has transitioned since construction, good.
          ready = true;
        } else {
          // This should be an extremely rare race condition.
          List<Service> servicesInBadStates = new ArrayList<>();
          for (Service service : servicesByState().values()) {
            if (service.state() != NEW) {

* fix vmss dirty cache issue in disk attach/detach on vmss node ([#85158](https://github.com/kubernetes/kubernetes/pull/85158), [@andyzhangx](https://github.com/andyzhangx))
* fix race condition when attach/delete azure disk in same time ([#84917](https://github.com/kubernetes/kubernetes/pull/84917), [@andyzhangx](https://github.com/andyzhangx))