Re: [PATCH rdma-next 11/13] RDMA/efa: Add EFA verbs implementation

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On Sun, Jan 20, 2019 at 10:15:52AM +0200, Gal Pressman wrote:
> > I'm not sure what it is even doing with this memory, mmaping system
> > pages from kernel to user is kind of backwards from the usual RDMA
> > driver flow..
> 
> We currently require both RQ and CQ to be physically contiguous.
> We will move the allocation to the userspace provider once we support virtually

Yikes.  Mapping kernel allocations to userspace is in many ways to much
saner than locking down random user memory.  See the other thread that
I need to get back to.



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