See other bug.
Description of problem: There are undocumented procedures for accessing the KVM para-virtualized clock on Windows Server 2008 guests. Version-Release number of selected component (if applicable): 5.4+ and 6.0. Additional info: Windows Server 2008 and Windows 7 Server use bcdedit. The possible format may be: bcdedit /set {xxxx-xxxx-xxxxxxx-xxxxx} usepmtime on