***SPAM*** Re: [ofa-general] local DMA transfer?

Dotan Barak dotanba at gmail.com
Sat Jan 17 03:38:01 PST 2009


Yicheng Jia wrote:
>
> Hi Folks,
>
> Is it possible to do local DMA transfer using QPs in a single port 
> HCA? Thanks!
>
> Best,
Hi.

If the question is can i use DMA from local QPs (both QPs are in the 
same HCA), then the answer is yes.

The QPs can be located everywhere, even in the same HCA, or between two 
different HCAs in the same machine
(as long as they are in the same IB fabric).

Dotan



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