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Subject: Re: [virtio-comment] [PATCH requirements 1/7] net-features: Add requirements document for release 1.4
On Tue, Jun 06, 2023 at 11:08:12PM +0000, Parav Pandit wrote: > We can debate and change from cvq to new cfgvq as part of the journey. > It is fine. Just to stress, cvq has a bunch of drawbacks. For example it is hard to access from the hypervisor since it's DMA from VF. This is why I think our direction should be to add a vq transport that does all config accesses over admin commands. Or maybe I'm wrong. But, let's distinguish between requirements, and between requirements and design. Getting supported counters is a requirement. Doing this over cvq is a design. Reducing MMIO registers is a requirement. OK? -- MST
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