This is an esoteric topic that might be of interest to people implementing Intel hypervisors. It assumes you know the basics of the Intel virtualization architecture, see Hypervisor from scratch for a tutorial. The actual full VT architecture is described in Volume 3 of the Intel SDMLet’s say we write an x86 hypervisor that starts in the UEFI environment and virtualizes the the initialization phase of an OS. But the hypervisor wants to quit eventually to not cause extra overhead during OS run t...