virtfs-proxy-helper(1) on Linux
The text b8a5049a9ae0, as Debian 11 (Bullseye) shipped it.
QEMU 9p virtfs proxy filesystem helper
Flags it lists
-
--fd -
--gid -
--nodaemon -
--path -
--socket -
--uid -
-f -
-g -
-h -
-n -
-p -
-s -
-u