Re: [RFC PATCH 1/5] nvme-pci: add function nvme_submit_vf_cmd to issue admin commands for VF driver.

Christoph Hellwig
2022-12-12T07:41:43Z

On Fri, Dec 09, 2022 at 02:11:21AM +0000, Tian, Kevin wrote:
> > It can't. That's the whole point. The controlled function that is
> > being migrate must be absolutely unaware of that (except for things
> > like quiescing access or FLRs that could happen anyway), because
> > otherwise your have a fundamental information leak.
> >
>
> Can you elaborate which information is leaked?

Information about what controllers exist, what namespaces exist, etc.