I believe that is intended to setup a special char device for doing 'extra' paravirtualization stuff. It's a communication path for doing copy-n-paste buffers and other things. The target_type=virtio ...

Ok look at the picture below, what I am trying to achieve is your traditional KVM setup (two computers, one monitor) however I want to be able to take advantage of the dual monitors on my systems.

Control your Steam Deck using a real mouse and keyboard connected to your primary computer seamlessly over a local network connection using a virtual KVM. Free app Input Leap lets you move between ...

KVM, the Linux kernel hypervisor, is the up-and-coming enterprise virtualization contender. It’s lean, mean, fast, and runs unmodified guest operating systems with ease. In this crash course we’ll ...