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From: Andrew Friedley (afriedle_at_[hidden])
Date: 2007-10-06 15:59:01


Jeff Squyres wrote:
> On Oct 6, 2007, at 9:08 PM, Andrew Friedley wrote:
>
>> Yeah so the HCA querying/selecting will be good to have separate, as
>> well as PD/registration stuff -- for example I copied the mpool rdma
>> callback functions verbatim from the OpenIB BTL to the UD BTL. I
>> don't
>> think QP creation is worth sharing, nor any of the connection
>> establishment stuff.
>
> Ha,.
>
>> Which reminds me, can we rename the OpenIB BTL to 'ofrc' as
>> discussed on
>> a call a long time ago? I will do the work if it's cool with
>> everyone.
>
> Can we wait until we bring the common/of stuff back from the tmp
> branch? It'll make the changes to the openib BTL significantly
> easier to merge.

I assumed that would be the case.

>
> I don't know Torsten's/Gleb's timeframe for moving everything to
> common/of -- my job was to provide the skeleton and I did so. :-)
>
>> Do we care about backwards compatibility of the openib name? I
>> might
>> need help doing that, but shouldn't be a big deal.
>
> Yes, I very much care about backward compatibility of the openib name
> and MCA parameters... This is, as I see it, the biggest issue with
> changing the name. Stuff like this has to work:
>
> mpirun --mca btl openib,self ...
> mpirun --mca btl_openib_foo 32 ...

Ah that could be fun, do you have ideas or should I try to figure this
out myself?

Wish I could have come to the meetings :(

Andrew