[ofa-general] Infiniband back-to-back without OpenSM?
Ira Weiny
weiny2 at llnl.gov
Thu May 29 10:06:17 PDT 2008
On Thu, 29 May 2008 11:37:15 -0400 (EDT)
James Lentini <jlentini at netapp.com> wrote:
>
>
> On Wed, 28 May 2008, Hal Rosenstock wrote:
>
> > On Wed, 2008-05-28 at 09:24 -0400, Talpey, Thomas wrote:
<snip>
> >
> > > Maybe I'm getting ahead of myself though, still wondering if there's a way
> > > to do it with what we have.
> >
> > The closest thing is OpenSM run once mode but I think you've been
> > describing a b2b mini SM command which wouldn't be hard to implement.
>
> Unreleated to NFS/RDMA, I wrote a small kernel module that used MADs
> to assign a lid, and then transitioned the port to ARMED and ACTIVE.
> This worked for enabling IB communication, but not IPoIB. In
> retrospect, I probably could have implemented the same functionality
> in userspace.
>
Have/could you release this?
I would be interested in looking at it.
Thanks,
Ira
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