Note: A prerelease of this API is available starting in the Windows Insiders Preview Build 17083
HRESULT WINAPI WHvDeleteVirtualProcessor( _In_ WHV_PARTITION_HANDLE Partition, _In_ UINT32 VpIndex );
Handle to the partition object
Specifies the index of the virtual processor that is deleted
WHvDeleteVirtualProcessor function deletes a virtual processor in a partition.