Re: [PATCH V3 1/5] RDMA/core: Transport-independent access flags

Sagi Grimberg
2015-07-15T07:10:02Z

On 7/14/2015 8:26 PM, Jason Gunthorpe wrote:
> On Tue, Jul 14, 2015 at 12:05:53PM +0300, Sagi Grimberg wrote:
>
>> iser has it too. I have a similar patch with a flag for iser (its
>> behind a bulk of patches that are still pending though).
>
> Do we all agree and understand that stuff like this in
>
> drivers/infiniband/ulp/iser/iser_verbs.c
>
> device->mr = ib_get_dma_mr(device->pd, IB_ACCESS_LOCAL_WRITE |
> IB_ACCESS_REMOTE_WRITE |
> IB_ACCESS_REMOTE_READ);
>
> Represents a significant security risk to the machine, and must be
> off be default?
>
> Can you take care of fixing this for iser?

I will. It is part of a patchset I have to support remote
invalidate in iser and isert.

Sagi.
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