[ofa-general] creating QP with zero wr and/or null CQ
Or Gerlitz
ogerlitz at voltaire.com
Tue Dec 18 22:11:20 PST 2007
Roland Dreier wrote:
>> So, are these limitations originating from the spec or from the implementation?
> I'm not sure what the spec says about 0-sized QPs. However for the
> create QP verb, the spec does say that the required inputs include:
> The QP attributes that must be specified at QP create time are:
> . The CQ to be associated with the Send Queue.
> . The CQ to be associated with the Receive Queue.
> and I'm not sure it's worth adding special cases to deal with null CQs
> for QPs that don't have a send/receive queue. And I'm not sure how
> much it's worth worrying about 0-sized QPs either.
OK, thanks for clarifying this. At that point I don't think there's a
real need for these special cases.
Or.
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