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

From: Jakub Kicinski
Date: Thu Aug 10 2023 - 18:00:59 EST


On Thu, 10 Aug 2023 17:42:11 -0400 Michael S. Tsirkin wrote:
> > 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?

Yes, the ability to create the device feels stronger than CAP_NET_RAW,
and a bit tangential to CAP_NET_ADMIN. But I don't have much practical
experience with virt so no strong opinion, perhaps it does make sense
for someone's deployment? Dunno..