Since the new great feature of CSV in Microsoft Clusters the availability of a virtual Microsoft Workload is significantly higher. Though there are some prerequisites that must be fulfilled before you can protect the Microsoft Workloads that uses the CSV function in the cluster.
There are two hotfixes that you must apply on the host. After applying those hotfixes you must update your Hyper-V Integration Services on the guests.
Apply the hotfix KB975921 and KB975354 on your Hyper-V hosts.
Reboot is required.