Re: [PATCH rdma-next 00/13] Elastic Fabric Adapter (EFA) driver

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On 06-Dec-18 18:09, Jason Gunthorpe wrote:
> On Thu, Dec 06, 2018 at 12:40:26PM +0200, Gal Pressman wrote:
> 
>> The opaque handle is reported in the RX work requests completions;
>> in case the address handle was not yet registered, the device
>> reports the GID in an extended completion entry. Therefore, we do
>> not need the 40 byte offset memory layout.
> 
> If the protocol doesn't have the 40 byte offset then it isn't
> IBV_QPT_UD, and you'll need to also use a driver QP for this as well.
> 
> Jason
> 

I need to figure out the exact details, but we can probably configure the device
to do the 40 bytes offset, although we don't really need it.

Is this the only thing we're missing for the IBV_QPT_UD?



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