This, having the whole physical memory mapped all the time, reminds me of a another issue that was exploitable in KVM hypervisors [1]. I wonder what is the reas

This, having the whole physical memory mapped all the time, reminds me of a another issue that was exploitable in KVM hypervisors [1]. I wonder what is the reason to have it all mapped? Not everybody seems to do it. [1] https://www.vusec.net/projects/rain/ https://www.vusec.net/projects/rain/