}

func newMRFState() mrfState {
	return mrfState{
		opCh: make(chan PartialOperation, mrfOpsQueueSize),
	}
}

// Add a partial S3 operation (put/delete) when one or more disks are offline.
func (m *mrfState) addPartialOp(op PartialOperation) {
	if m == nil {
		return
	}

	if atomic.LoadInt32(&m.closed) == 1 {
		return
	}

	m.wg.Add(1)
	defer m.wg.Done()

	if atomic.LoadInt32(&m.closing) == 1 {
		return

			// - attempt a heal to successfully heal them for future calls.
			if written == partLength {
				if errors.Is(err, errFileNotFound) || errors.Is(err, errFileCorrupt) {
					healOnce.Do(func() {
						globalMRFState.addPartialOp(PartialOperation{
							Bucket:     bucket,
							Object:     object,
							VersionID:  fi.VersionID,
							Queued:     time.Now(),
							SetIndex:   er.setIndex,
							PoolIndex:  er.poolIndex,

		// buckets only and not the quourum lost ones like this, so
		// explicit call
		for bktName, count := range bucketsMap {
			if count < quorum {
				// Queue a bucket heal task
				globalMRFState.addPartialOp(PartialOperation{
					Bucket: bktName,
					Queued: time.Now(),
				})
			}
		}
	}

	result := make([]BucketInfo, 0, len(resultMap))
	for _, bi := range resultMap {

		return ObjectInfo{}, toObjectErr(err, bucket, object, uploadID)
	}

	if !opts.Speedtest && len(versions) > 0 {
		globalMRFState.addPartialOp(PartialOperation{
			Bucket:    bucket,
			Object:    object,
			Queued:    time.Now(),
			Versions:  versions,
			SetIndex:  er.setIndex,
			PoolIndex: er.poolIndex,
		})
	}