[virtio-dev] Re: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

Michael S. Tsirkin
2023-10-12T14:39:01Z

On Thu, Oct 12, 2023 at 06:49:51PM +0800, Zhu, Lingshan wrote:
> For PCI based configuration, like MSI, we need to fetch from config space
> anyway.
> For others like dirty page, we can store the bitmap in host memory, and use
> PASID for isolation.

Ok. So how a about a simple interface along the lines of
u64 cmd_address
u8 ready_flags:1

For this kind of stuff?

--
MST