[openib-general] CM header file

[frank zago]

>
> Areas where the majority of clients will need to implement the exact 
> same code make sense to push into the CM.  So far there doesn't seem 
> to be any disagreement that the CM has features that it doesn't need.  
> And the list of desired features seem to be:
>
> * Perform QP transitions for the user.
> * Provide default values when establishing a connection.
> * Perform retransmissions.
> * Destroy connection identifiers from/after a callback.
>
> Are there others?

What about:
* CM creates the QP when necessary, unless the app provides one.
* CM will destroy the QP on connection closure if it owns it.

Frank.