[openib-general] [PATCH] [CM] CM DREQ's need the redirected qpn

Sean Hefty mshefty at ichips.intel.com
Wed Sep 21 14:06:47 PDT 2005


John Kingman wrote:
>>The remote QPN in the DREQ is supposed to be the QPN of the connection, and not
>>the CM's QP.  I think that the original code is correct.
> 
> Am I misreading o12-8?

The DREQ field "Remote QPN/EECN" is defined in 12.7.37.  It indicates the QP 
that is being disconnected.  o12.8 just says that the CM shall support 
responding to DREQ messages.

My take is that the DREQ will be sent to the redirected QP, but that value in 
the DREQ message itself is the QPN of the connection.

- Sean



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