[openib-general] openIB gen2 user space verbs API

Hal Rosenstock halr at voltaire.com
Fri Apr 15 06:35:10 PDT 2005


On Fri, 2005-04-15 at 09:15, Christoph Raisch wrote:
> Roland,
> reading the userspace infiniband/verbs.h file,
> where did query QP go?

That's one that is missing in user verbs (and mthca) currently. It is in
kernel verbs but returns -ENOSYS currently.

-- Hal

> 
> Gruss / Regards . . . Christoph Raisch
> 
> 
> openib-general-bounces at openib.org wrote on 15.04.2005 04:55:40:
> 
> >     Kevin> I was wonder where i could find information on the openIB
> >     Kevin> gen2 user space verbs API?  One of my key questions is
> how
> >     Kevin> much different then VAPI.  Is it a superset of VAPI and
> if
> >     Kevin> so what function was added?
> > 
> > Right now the best way to find out about the userspace verbs API is
> to
> > look at the libibverbs source.  The include file infiniband/verbs.h
> > and the code in the examples directory are probably the best places
> to
> > get started.
> > 
> > The current code implements all the main verbs likely to be used by
> > userspace applications.  There are no functions that I can think of
> > added beyond what's in VAPI.
> > 
> >  - R.
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