Re: Local dma key and reserved l_key usage in mad

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On Thu, Nov 29, 2018 at 11:40:32AM +0000, Syed Syed wrote:
> Hi
>     Just wanted to cross-check with the list on these.
>  Is it always the case that the work requests presented on QP1(mad)
> shall have only "physical address" owing to the fact that the l_key associated
>  is reserved l_key(or local_dma_key)(from 10.6.4.3.2 of the spec)?
>  But is it mandatory that the consumer shall present memory from reserved l_key on QP1?
> Is there a use case where normally registered memory(l_key)
>  (and associated virtual address instead of physical) can be used in QP1 work request?

As far as I know QP0&1 is no different from any other QP and can use any
appropriate lkey.

Jason



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