[openib-general] CM private data

Libor Michalek libor at topspin.com
Thu May 19 09:48:35 PDT 2005


On Thu, May 19, 2005 at 09:34:16AM -0700, Fab Tillier wrote:
> > From: Caitlin Bestler [mailto:caitlin.bestler at gmail.com]
> > Sent: Thursday, May 19, 2005 9:25 AM
> > 
> > So being predictably unreliable for one implementation
> > stage is certainly something you can get away with.
> > Even when you add support it might be quite acceptable
> > to send the private data *only* on the first try, or to
> > require the IT-API layer to do the retries.
> 
> I'm still for hiding the RTU private data.  I think it's useless because
> it's unreliable - anything exchanged via private data in the RTU must also
> be exchanged by other means in case the connection is established before the
> RTU is received.  Any ULPs that depend on the RTU private data are setting
> themselves up for potential failures.

  I agree for exactly the reason you give, I can't think of a legitimate
use for RTU private data. I'd get rid of it entirely, from the code as
well as the spec, which is why I think it would be a waste of someones
time to add  the correct support for it.

-Libor



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