[openib-general] Re: openIB gen2 user space verbs API

Sean Hefty mshefty at ichips.intel.com
Mon Apr 18 09:38:17 PDT 2005


Roland Dreier wrote:
>     Michael> An application would need to know what values is it legal
>     Michael> to pass to create_qp.  Maybe it makes sence to implement
>     Michael> something like query_hca, and let it return the maximum
>     Michael> legal value?
> 
> The Mellanox VAPI just used the maximum number of sg entries for the
> send queue to calculate the inline data value for a QP.  Does it make
> sense to change this interface?

IMO, from a pure API perspective, max inline size and SG entries should 
be separate, even if a current implementation ties them together.

- Sean



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