On Fri, Oct 13, 2023 at 10:44:58AM +0530, Kanchan Joshi wrote: > Changes since v3: > - Block only unprivileged user That's not really what at least I had in mind. I'd much rather completely disable unprivileged passthrough for now as an easy backportable patch. And then only re-enable it later in a way where it does require using SGLs for all data transfers.