What does HackerNews think of Single-GPU-Passthrough?

Single GPU passthrough: https://github.com/joeknock90/Single-GPU-Passthrough

I haven't personally done much with VFIO but I have looked at it. From my initial look it seemed as if it would require two gpus, one for the host and one for the guest but it looks like some people have single gpu setups working

https://github.com/joeknock90/Single-GPU-Passthrough

What is stopping GPU hot plugging from working?

There was this recent improvement at least: https://phoronix.com/scan.php?page=news_item&px=Linux-5.14-A...

edit: seems there are some howtos - eg https://github.com/joeknock90/Single-GPU-Passthrough

Isn't the 2 GPU requirement just for running native graphics concurrently on both systems? You can still use the Linux host remotely over the network.

edit: here's a receipe: https://github.com/joeknock90/Single-GPU-Passthrough