On Maw, 2006-05-02 at 07:24 -0700, Roland Dreier wrote:
> But see my earlier mail to Arjan about RDMA -- what address can a
> protocol (eg SRP initiator) put in a message that the other side will
> use to initiate a remote DMA operation? It seems to me it has to be a
> bus address, and that means that the protocol has to do the DMA mapping.
For most drivers properly, but you are making assumptions again. Why
can't a driver which is doing its own mapping not also do its own rdma
cookie handling ? You opt out of mapping being done for you, then you
get opted out of defaults for other stuff too.
Alan
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