From: Tiwei Bie <tiwei.bie@intel.com>
To: Maxime Coquelin <maxime.coquelin@redhat.com>
Cc: zhihong.wang@intel.com, dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v3 1/7] vhost: use shadow used ring in dequeue path
Date: Tue, 3 Jul 2018 11:28:19 +0800 [thread overview]
Message-ID: <20180703032819.GA3041@debian> (raw)
In-Reply-To: <20180627144959.17277-2-maxime.coquelin@redhat.com>
On Wed, Jun 27, 2018 at 04:49:53PM +0200, Maxime Coquelin wrote:
[...]
> @@ -1164,8 +1136,7 @@ rte_vhost_dequeue_burst(int vid, uint16_t queue_id,
>
> if (mbuf_is_consumed(zmbuf->mbuf)) {
> used_idx = vq->last_used_idx++ & (vq->size - 1);
Above line and other `used_idx` related code in
this function should be removed too.
Apart from that,
Reviewed-by: Tiwei Bie <tiwei.bie@intel.com>
Thanks!
> - update_used_ring(dev, vq, used_idx,
> - zmbuf->desc_idx);
> + update_shadow_used_ring(vq, zmbuf->desc_idx, 0);
> nr_updated += 1;
>
> TAILQ_REMOVE(&vq->zmbuf_list, zmbuf, next);
[...]
next prev parent reply other threads:[~2018-07-03 3:28 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-27 14:49 [dpdk-dev] [PATCH v3 0/7] vhost: generalize buffer vectors Maxime Coquelin
2018-06-27 14:49 ` [dpdk-dev] [PATCH v3 1/7] vhost: use shadow used ring in dequeue path Maxime Coquelin
2018-07-03 3:28 ` Tiwei Bie [this message]
2018-07-03 5:53 ` Maxime Coquelin
2018-06-27 14:49 ` [dpdk-dev] [PATCH v3 2/7] vhost: make gpa to hpa failure an error Maxime Coquelin
2018-07-03 4:45 ` Tiwei Bie
2018-07-03 5:51 ` Maxime Coquelin
2018-06-27 14:49 ` [dpdk-dev] [PATCH v3 3/7] vhost: use buffer vectors in dequeue path Maxime Coquelin
2018-06-27 14:49 ` [dpdk-dev] [PATCH v3 4/7] vhost: translate iovas at vectors fill time Maxime Coquelin
2018-06-27 14:49 ` [dpdk-dev] [PATCH v3 5/7] vhost: improve prefetching in dequeue path Maxime Coquelin
2018-06-27 14:49 ` [dpdk-dev] [PATCH v3 6/7] vhost: prefetch first descriptor " Maxime Coquelin
2018-06-27 14:49 ` [dpdk-dev] [PATCH v3 7/7] vhost: improve prefetching in enqueue path Maxime Coquelin
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