Re: Unionmount: proxying the control port

[Sergiu Ivanov]

Hello,

On Sat, Jul 11, 2009 at 02:23:28AM +0200, olafBuddenhagen@gmx.net wrote:
> On Wed, Jul 08, 2009 at 03:41:51PM +0300, Sergiu Ivanov wrote:
> 
> > I also checked the implementation of fsys_forward in libdiskfs and
> > found that it returns EOPNOTSUPP.  Since libdiskfs usually has all
> > necessary stuff implemented properly (as different from libnetfs and
> > libtrivfs), I'd say we can forget about this RPC as well.
> 
> fsys_forward() is only implemented by translators that accept
> forwarding. For disk filesystems, that's probably never the case, so
> it's quite expected that libdiskfs doesn't handle it.

Since I have a rather vague understanding of the notion of
``forwarding'', I'll take your position as the true one, and remember
it for future use :-)
 
> The question is whether it makes sense ever to union-mount any of the
> translators supporting forwarding. That's probably not the case for the
> currently existing use cases of fsys_forward(), but I can't say that it
> will never ever be useful.
> 
> So I stand by what I said before: If it seems trivial to forward it, do
> so; otherwise, ignore it.

OK.  I'll try to forward the call completely.

Regards,
scolobb