Re: [PATCH v3 0/3] vduse: add support for networking devices

From: Michael S. Tsirkin
Date: Thu Aug 10 2023 - 17:43:12 EST


On Thu, Aug 10, 2023 at 02:29:49PM -0700, Jakub Kicinski wrote:
> On Thu, 10 Aug 2023 15:04:27 -0400 Michael S. Tsirkin wrote:
> > Another question is that with this userspace can inject
> > packets directly into net stack. Should we check CAP_NET_ADMIN
> > or such?
>
> Directly into the stack? I thought VDUSE is vDPA in user space,
> meaning to get to the kernel the packet has to first go thru
> a virtio-net instance.

yes. is that a sufficient filter in your opinion?

> Or you mean directly into the network?