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

[Or Gerlitz]

Sean Hefty wrote:
> Or Gerlitz wrote:
>> Just to make sure, you come to say that you would merge this patch 
>> instead the one that had the CM track local qp numbers and install a 
>> callback for the consumer QP to catch the async event etc?
> 
> correct
> 
>> Indeed the **patch** for itself is somehow simpler, but the consumer 
>> must get established event before posting sends to the qp so they need 
>> to either queue RX-es or modify the QP to RTS before sending the REP.
> 
> The first patch only allows the option of waiting for the established 
> event.
> 
>> Is rdma_established() --> cm_establish() callable from non 
>> interruptible context?
> 
> Yes
> 
>> Also does the patch ensures only one ESTABLISHED event would be called 
>> for the id, no matter if rdma_establish() and an RTU reception happen 
>> in parallel?
> 
> Yes

OK, thanks for all the clarifications.

Or.