[openib-general] [PATCH 0 of 20] [RFC] ipath driver - another round for review

Bryan O'Sullivan bos at pathscale.com
Fri Mar 10 07:59:18 PST 2006


On Fri, 2006-03-10 at 09:06 -0500, Talpey, Thomas wrote:

> This strikes me as very unwise. In addition to duplicating a standardized
> IPoIB facility, is the emulation supported by any other implementation?

No, it's specific to our hardware.  Its main purpose is to provide an IP
stack that works over the fabric when there are no IB drivers present,
so it's not duplicating IPoIB in any meaningful sense.

> Who will be using this code *without* having enabled the current OpenIB
> support?

We already have a pile of customers using it.  It happens to have lower
latency and higher bandwidth than IPoIB, but I suspect that's in part
because we haven't had time to tune IPoIB yet.

>  What standardization is planned for this new protocol?

None at present.  It's there for people who want it, and people are
already using it.  For those who need something standards-based, there's
IPoIB.

	<b




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