[ofa-general] [PATCHv4 01/10] ib_core: Refine device personality from node type to port type

Sean Hefty sean.hefty at intel.com
Thu Aug 6 10:34:19 PDT 2009


>> Can resources (PDs, CQs, MRs, etc.) between the different transports be
>shared?
>> Does QP failover between transports work?
>
>There is nothing in the architecture that precludes this; we are not
>currently focusing on this.

Does the implementation allow this?  Right now PDs, CQs, etc are allocated per
device, not per port.  I'm not immediately concerned about QP failover.
However, I believe there needs to be some level of coordination between the
Infiniband side of the CM and the Ethernet side of the CM, since QPs are
associated with CA GUIDs.  I'm just trying to understand the impact of this
coordination.

- Sean




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