Re: [PATCH net-next 0/9] TX used ring batched updating for vhost

[David Miller]

From: Jason Wang <jasowang@xxxxxxxxxx>
Date: Fri, 20 Jul 2018 08:15:12 +0800

> This series implement batch updating of used ring for TX. This help to
> reduce the cache contention on used ring. The idea is first split
> datacopy path from zerocopy, and do only batching for datacopy. This
> is because zercopy had already supported its own batching.
> 
> TX PPS was increased 25.8% and Netperf TCP does not show obvious
> differences.
> 
> The split of datapath will also be helpful for future implementation
> like in order completion.
> 
> Please review.

Jason, I really like the way you composed this patch series, it was
very easy to read and understand. :-)

Michael, please review.