Re: [dpdk-dev] [PATCH v4 0/5] vhost: generalize buffer vectors

[Tiwei Bie <tiwei.bie@intel.com>]

On Fri, Jul 06, 2018 at 09:04:44AM +0200, Maxime Coquelin wrote:
> This series is again preliminray work to ease packed ring
> layout integration.
> 
> Main changes are using vector buffres also in the dequeue
> path, and perform IOVA to HVA translation at vectors fill
> time.
> 
> I still have to run more benchmarks, but PVP benchmarks does
> not show performance changes.
> 
> Good thing is that it saves ~140 further lines.
> 
> Changes since v3:
> =================
> - Fix dequeue_zero_copy last_used_idx update (Tiwei)
> - Remove "vhost: make gpa to hpa failure an error" patch (Tiwei)
> 
> Changes since v2:
> =================
>  - check vec_id doesn't overflow (Tiwei)
>  - Fix perm parameters passed to fill_vec_buf (Tiwei)
>  - Remove extra space in variable assignation (Tiwei)
> 
> 
> Maxime Coquelin (5):
>   vhost: use shadow used ring in dequeue path
>   vhost: use buffer vectors in dequeue path
>   vhost: improve prefetching in dequeue path
>   vhost: prefetch first descriptor in dequeue path
>   vhost: improve prefetching in enqueue path
> 
>  lib/librte_vhost/vhost.h      |   1 +
>  lib/librte_vhost/virtio_net.c | 517 ++++++++++++++++--------------------------
>  2 files changed, 193 insertions(+), 325 deletions(-)
> 
> -- 
> 2.14.4
> 

Applied to dpdk-next-virtio/master, thanks.