On 20/10/2023 14:37, David Woodhouse wrote: [snip]
[0] https://elixir.bootlin.com/linux/latest/source/drivers/tty/hvc/hvc_xen.c#L258I'm not convinced I believe what the comment says there about evtchn 0 being theoretically valid. I don't believe zero is a valid evtchn#, is it?
gfn 0 might be valid, but I'm also pretty sure evtchn 0 is not valid. Paul
