[openib-general] Mellanox request CQ notification _really_ compliant?

Roland Dreier rdreier at cisco.com
Mon Nov 27 20:25:12 PST 2006


 > Will the Mellanox HCA generate multiple events for the same CQE?  I.e. if I post
 > a send, get an event, and without polling, rearm the CQ, will another event be
 > generated?  Or will a given CQE only generate a single event?

You'll only get a single event for a given CQE.  And this fits in with
the compliance -- once you get an event, then any future events for
the same CQE would definitely violate the spec, since the consumer
would know events are being generated for existing completions.

 - R.




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