[OpenAFS] FW: TR-62286 Outlook PST files in AFS space

[Sam Hartman]

>>>>> "Derek" == Derek Atkins <warlord@MIT.EDU> writes:


    Derek> The problem is that the _current_ mandate from the OpenAFS
    Derek> Elders is that we must remain protocol-compatible with
    Derek> IBM/Transarc AFS.  Now, it may be possible to implement
    Derek> byte-locks and remain compatible.  Or, it may not.  With
    Derek> NFS's Lockd, what happens if your client is running version
    Derek> 2 and your server is running version 1?  Does it still
    Derek> work?  Basically, unless you can come up with a
    Derek> protocol-compatible way to do byte-locking then I highly
    Derek> doubt the code would be incorporated into the mainline.

I would assume that phased upgrades meet this mandate.  I.E. a client
could try a new AFS protocol, find out that the server didn't support
it and then fall back.