[openib-general] [PATCH] IB/cma: add rdma_establish

[Sean Hefty]

Michael S. Tsirkin wrote:
> Sean, did we decide what to do for upstream yet?
> I would say we need something like the below for 2.6.19 too
> (probably just need to update node type check).
> And, I like it that this approach leaves all matters of policy
> to users (such as whether move QP to RTS after asynchronous event
> or after completion event).

I will go with a patch similar to this one.  It seems the most flexible.

> As a side note, reasons for frequent loss of RTU must be investigated.

A lost RTU shouldn't be any more likely than a lost REQ or REP.  Is the RTU 
never showing up?  I will look into the ib_cm and see if there's an issue that 
would cause an RTU not to be retried.

- Sean