sys.arnErrsMap[arn] = arnErrs{
			updateInProgress: false,
			count:            v.count,
			bucket:           bucket,
		}
	}
}

func (sys *BucketTargetSys) isReloadingTarget(bucket, arn string) bool {
	sys.aMutex.RLock()
	defer sys.aMutex.RUnlock()
	if v, ok := sys.arnErrsMap[arn]; ok {
		return v.updateInProgress
	}
	return false
}