tmpfs nfs exports?

[jb]

Alfred Perlstein <bright <at> mu.org> writes:

> 
> Hey folks, any reason why not to include the following patch in 9.1? It 
> would be nice to have tmpfs be exportable.
> 
> I'm good to commit it, I can also wait until post 9.1.
> ...

How do you identify tmpfs ? With fsid ?

Since nfs server is stateless, are these exports identical ?
export /tmp, reboot, export /tmp

What about /tmp on tmpfs ?
export /tmp, reboot, export /tmp

jb