[ofa-general] [PATCH RFC v3 1/2] RDMA/Core:MEM_MGT_EXTENSIONS support

Talpey, Thomas Thomas.Talpey at netapp.com
Tue May 27 11:35:19 PDT 2008


At 12:58 PM 5/27/2008, Felix Marti wrote:
>RDMA Read with Local Invalidate does not affect the wire. The 'must
>invalidate' state is kept in the RNIC that issues the RDMA Read
>Request...

Aha, okay that was not clear to me. What information does the RNIC use
to line up the arrival of the RDMA Read response with the "must invalidate"
state? Also, how does the RNIC signal whether the invalidation actually
occurred, so the upper layer can defend itself from attack?

Tom.




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