[ofa-general] librdmacm feature request

[Sean Hefty]

>I think this needs to be handled with care, because there is the
>obvious window while an rdma_modify_channel() operation is pending
>where an application has to be prepared for an event to appear on
>either the old channel and the new channel.

Agreed - this may work okay for new connection requests, where pending events
end up being suppressed in the kernel until the user accepts the connection, but
will be challenging as a generic API.  Folding this functionality into
rdma_accept() may work better as long as it doesn't break the ABI.

- Sean