Re: NFS -- Hurd

[tb@MIT.EDU (Thomas Bushnell, BSG)]

Kalle Olavi Niemitalo <tosi@ees2.oulu.fi> writes:

> > Heh.  My best answer is that NFS will only support passive translators
> > by extending the protocol, and then it will only do anything if the
> > server supports it.

> Assume this was some Hurd-specific protocol.  Where would passive
> translators then be saved?

The server stores it on the server, as a translator, with nothing
special done.

> When the client sets the passive translator of a file to
> "/hurd/ext2fs /dev/hd0s2", the server must not attempt to
> activate the translator when the file is accessed.  

Quite right.  

If you look at the implementation of the NFS lookup call in the Hurd
nfsd (hurd/nfsd/ops.c:op_lookup) you will see that the server uses
O_NOTRANS to prevent such activation.

Thomas