Re: [virtio-dev] Re: [virtio-comment] Re: [PATCH] virtio-net: support per-queue coalescing moderation

[Alvaro Karsz <alvaro.karsz@solid-run.com>]

> An example of a question is this: we have two RX queues say 1 and 2 each
> with a distinct interrupt vector. coalescing is set to 10 packets.  Now
> 9 packets arrive on queue 1 and 1 on queue 2. Do you expect an
> interrupt? If yes which one - 1 or 2 or both?

Sorry, I wasn't clear enough.
In this case, you should not issue an interrupt until one of the
queues receives the 10'th packet.
The counters are per queue, the coalescing parameters (usecs and
max_packets) are global.

I agree that this should be mentioned in the spec, I missed it.