[ofw][patch][ND provider] Improving latency of ms-mpi

Leonid Keller leonid at mellanox.co.il
Tue Aug 11 15:43:45 PDT 2009


This change adds a new facility.
Tzachi and me have brought the reasons.
So it's good from engineer point view.
I don't know whether we may do it from legal one.
But we used to change Ibal API and ND sits in the same Open Source Tree
with IBAL.
Who is he maintainer of ND provider code ?
I thought it's Fab.
Fab, do you approve this API change ?


> -----Original Message-----
> From: Sean Hefty [mailto:sean.hefty at intel.com] 
> Sent: Monday, August 10, 2009 9:05 PM
> To: Leonid Keller; Fab Tillier; Tzachi Dar
> Cc: ofw at lists.openfabrics.org
> Subject: RE: [ofw][patch][ND provider] Improving latency of ms-mpi
> 
> >This latter parameter should be IN OUT, because the driver takes its 
> >value as a hint.
> >It really re-calculates it, trying to maximize in the limits of WQE 
> >size.
> 
> Isn't this a MS defined API?  I don't believe we can change 
> the NDEndpoint APIs at all.
> 
> - Sean
> 
> 



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