On 1 April 2015 at 00:23, Skip Tavakkolian <skip.tavakkolian@gmail.com>
wrote:

>  trying 9pcon on the same fd (e.g. aux/9pcon /srv/foo) results in
> "inappropriate use of fd".


You aren't allowed to read or write an fd directly once it has been used
for 9P traffic by mount (devmnt).