Here is the promised Update Rollup 1 for Service Provider Foundation:

• After a request to repair or scale a virtual machine role is returned successfully, there is no corresponding job in System Center Virtual Machine Manager (VMM).
• A virtual machine template that uses differencing disks does not work correctly.
• You encounter a time-out issue when you run the Set-SCVirtualMachine cmdlet.
• When a tenant is creating a virtual machine under a subscription to a plan, you cannot update the plan.
• The OperatingSystem and OperatingSystemInstance properties are not populated when you perform Create and Update operations on virtual machine and VirtualHardDisk objects.