On Mon, Jun 05, 2023 at 01:33:24PM +0300, Leon Romanovsky wrote:
> From: Edward Srouji <edwards@xxxxxxxxxx>
>
> According to the IB specification rel-1.6, section 3.5.3:
> "QKEYs with the most significant bit set are considered controlled
> QKEYs, and a HCA does not allow a consumer to arbitrarily specify a
> controlled QKEY."
>
> Thus, block non-privileged users from setting such a QKEY.
>
> Fixes: bc38a6abdd5a ("[PATCH] IB uverbs: core implementation")
cc: stable
Jason
