[ofw] [ND 0/7] ND implementation over winverbs

Sean Hefty sean.hefty at intel.com
Mon Apr 6 10:33:24 PDT 2009


>If you can store the RKey in the memory registration object, you can have
>'bind' and 'invalidate' issue a zero-byte RDMA so that they generate a CQE.
>Bind would then return the pre-existing RKey.  Note that the MR handle for 64-
>bit apps can be the LKey/RKey pair.  You only need extra logic for 32-bit apps.

Yes - this is the basic idea, along with using immediate data for
SendAndInvalidate.

- Sean




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