From: Stephen Hemminger <stephen@networkplumber.org>
To: Huawei Xie <huawei.xie@intel.com>
Cc: dev@dpdk.org
Subject: Re: [PATCH v2 6/7] virtio: simple tx routine
Date: Sun, 18 Oct 2015 21:16:57 -0700 [thread overview]
Message-ID: <20151018211657.46cfe771@xeon-e3> (raw)
In-Reply-To: <1445149744-3217-7-git-send-email-huawei.xie@intel.com>
On Sun, 18 Oct 2015 14:29:03 +0800
Huawei Xie <huawei.xie@intel.com> wrote:
> bulk free of mbufs when clean used ring.
> shift operation of idx could be further saved if vq_free_cnt means
> free slots rather than free descriptors.
>
> Signed-off-by: Huawei Xie <huawei.xie@intel.com>
Did you measure this. I finished my transmit optimizations and gets 25% performance improvement
without any of these restrictions.
next prev parent reply other threads:[~2015-10-19 4:16 UTC|newest]
Thread overview: 93+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-29 14:45 [PATCH 0/8] virtio: virtio ring layout optimization and RX vector processing Huawei Xie
2015-09-29 14:45 ` [PATCH 1/8] virtio: add configure for simple virtio rx/tx Huawei Xie
2015-09-29 14:45 ` [PATCH 2/8] virtio: add virtio_rxtx.h header file Huawei Xie
2015-09-29 14:45 ` [PATCH 3/8] virtio: add software rx ring, fake_buf, simple_rxtx into virtqueue Huawei Xie
2015-09-29 16:15 ` Stephen Hemminger
2015-09-29 14:45 ` [PATCH 4/8] virtio: rx/tx ring layout optimization Huawei Xie
2015-09-29 14:45 ` [PATCH 5/8] virtio: fill RX avail ring with blank mbufs Huawei Xie
2015-09-29 14:45 ` [PATCH 6/8] virtio: virtio vec rx Huawei Xie
2015-09-29 14:45 ` [PATCH 7/8] virtio: simple tx routine Huawei Xie
2015-09-29 14:45 ` [PATCH 8/8] virtio: rxtx_func_get Huawei Xie
2015-09-29 15:41 ` [PATCH 0/8] virtio: virtio ring layout optimization and RX vector processing Xie, Huawei
2015-10-18 6:28 ` [PATCH v2 0/7] virtio ring layout optimization and simple rx/tx processing Huawei Xie
2015-10-18 6:28 ` Huawei Xie
2015-10-18 6:28 ` [PATCH v2 1/7] virtio: add virtio_rxtx.h header file Huawei Xie
2015-10-18 6:28 ` [PATCH v2 2/7] virtio: add software rx ring, fake_buf into virtqueue Huawei Xie
2015-10-19 4:20 ` Stephen Hemminger
2015-10-19 5:06 ` Xie, Huawei
2015-10-20 15:32 ` Xie, Huawei
2015-10-18 6:29 ` [PATCH v2 3/7] virtio: rx/tx ring layout optimization Huawei Xie
2015-10-18 6:29 ` [PATCH v2 4/7] virtio: fill RX avail ring with blank mbufs Huawei Xie
2015-10-18 6:29 ` [PATCH v2 5/7] virtio: virtio vec rx Huawei Xie
2015-10-18 6:29 ` [PATCH v2 6/7] virtio: simple tx routine Huawei Xie
2015-10-19 4:16 ` Stephen Hemminger [this message]
2015-10-19 5:22 ` Xie, Huawei
2015-10-19 4:18 ` Stephen Hemminger
2015-10-19 5:15 ` Xie, Huawei
2015-10-19 4:19 ` Stephen Hemminger
2015-10-19 5:12 ` Xie, Huawei
2015-10-18 6:29 ` [PATCH v2 7/7] virtio: pick simple rx/tx func Huawei Xie
2015-10-20 15:30 ` [PATCH v3 0/7] virtio ring layout optimization and simple rx/tx processing Huawei Xie
2015-10-20 15:30 ` [PATCH v3 1/7] virtio: add virtio_rxtx.h header file Huawei Xie
2015-10-20 15:30 ` [PATCH v3 2/7] virtio: add software rx ring, fake_buf into virtqueue Huawei Xie
2015-10-20 15:30 ` [PATCH v3 3/7] virtio: rx/tx ring layout optimization Huawei Xie
2015-10-20 15:30 ` [PATCH v3 4/7] virtio: fill RX avail ring with blank mbufs Huawei Xie
2015-10-20 15:30 ` [PATCH v3 5/7] virtio: virtio vec rx Huawei Xie
2015-10-22 4:04 ` Wang, Zhihong
2015-10-22 5:48 ` Xie, Huawei
2015-10-20 15:30 ` [PATCH v3 6/7] virtio: simple tx routine Huawei Xie
2015-10-20 18:58 ` Stephen Hemminger
2015-10-22 5:43 ` Xie, Huawei
2015-10-22 2:27 ` Tan, Jianfeng
2015-10-20 15:30 ` [PATCH v3 7/7] virtio: pick simple rx/tx func Huawei Xie
2015-10-22 2:50 ` Tan, Jianfeng
2015-10-22 11:40 ` Xie, Huawei
2015-10-22 12:09 ` [PATCH v4 0/7] virtio ring layout optimization and simple rx/tx processing Huawei Xie
2015-10-22 12:09 ` [PATCH v4 1/7] virtio: add virtio_rxtx.h header file Huawei Xie
2015-10-22 12:09 ` [PATCH v4 2/7] virtio: add software rx ring, fake_buf into virtqueue Huawei Xie
2015-10-22 12:09 ` [PATCH v4 3/7] virtio: rx/tx ring layout optimization Huawei Xie
2015-10-22 12:09 ` [PATCH v4 4/7] virtio: fill RX avail ring with blank mbufs Huawei Xie
2015-10-23 5:56 ` Tan, Jianfeng
2015-10-25 15:40 ` Xie, Huawei
2015-10-22 12:09 ` [PATCH v4 5/7] virtio: virtio vec rx Huawei Xie
2015-10-22 12:09 ` [PATCH v4 6/7] virtio: simple tx routine Huawei Xie
2015-10-22 16:57 ` Stephen Hemminger
2015-10-23 2:17 ` Xie, Huawei
2015-10-23 2:20 ` Xie, Huawei
2015-10-22 12:09 ` [PATCH v4 7/7] virtio: pick simple rx/tx func Huawei Xie
2015-10-22 16:58 ` Stephen Hemminger
2015-10-23 1:38 ` Xie, Huawei
2015-10-25 15:34 ` [PATCH v5 0/7] virtio ring layout optimization and simple rx/tx processing Huawei Xie
2015-10-25 15:34 ` [PATCH v5 1/7] virtio: add virtio_rxtx.h header file Huawei Xie
2015-10-25 15:34 ` [PATCH v5 2/7] virtio: add software rx ring, fake_buf into virtqueue Huawei Xie
2015-10-25 15:35 ` [PATCH v5 3/7] virtio: rx/tx ring layout optimization Huawei Xie
2015-10-25 15:35 ` [PATCH v5 4/7] virtio: fill RX avail ring with blank mbufs Huawei Xie
2015-10-25 15:35 ` [PATCH v5 5/7] virtio: virtio vec rx Huawei Xie
2015-10-26 8:34 ` Wang, Zhihong
2015-10-25 15:35 ` [PATCH v5 6/7] virtio: simple tx routine Huawei Xie
2015-10-25 15:35 ` [PATCH v5 7/7] virtio: pick simple rx/tx func Huawei Xie
2015-10-27 1:44 ` [PATCH v5 0/7] virtio ring layout optimization and simple rx/tx processing Tan, Jianfeng
2015-10-27 2:15 ` Yuanhan Liu
2015-10-27 10:17 ` Bruce Richardson
2015-10-29 14:53 ` [PATCH v6 0/8] " Huawei Xie
2015-10-29 14:53 ` [PATCH v6 1/8] virtio: add virtio_rxtx.h header file Huawei Xie
2015-10-29 14:53 ` [PATCH v6 2/8] virtio: add software rx ring, fake_buf into virtqueue Huawei Xie
2015-10-30 18:13 ` Thomas Monjalon
2015-10-29 14:53 ` [PATCH v6 3/8] virtio: rx/tx ring layout optimization Huawei Xie
2015-10-29 14:53 ` [PATCH v6 4/8] virtio: fill RX avail ring with blank mbufs Huawei Xie
2015-10-29 14:53 ` [PATCH v6 5/8] virtio: virtio vec rx Huawei Xie
2015-10-30 18:19 ` Thomas Monjalon
2015-11-02 2:18 ` Xie, Huawei
2015-11-02 7:28 ` Thomas Monjalon
2015-11-02 8:49 ` Xie, Huawei
2015-11-02 9:03 ` Thomas Monjalon
2015-10-29 14:53 ` [PATCH v6 6/8] virtio: simple tx routine Huawei Xie
2015-10-29 14:53 ` [PATCH v6 7/8] virtio: pick simple rx/tx func Huawei Xie
2015-10-29 14:53 ` [PATCH v6 8/8] doc: update release notes 2.2 about virtio performance optimization Huawei Xie
2015-10-30 2:05 ` [PATCH v6 0/8] virtio ring layout optimization and simple rx/tx processing Tan, Jianfeng
2015-11-02 22:09 ` Thomas Monjalon
2015-11-02 22:10 ` Thomas Monjalon
2015-11-03 10:30 ` Xie, Huawei
2015-11-27 6:03 ` Xu, Qian Q
2015-12-17 5:22 ` Xie, Huawei
2015-12-17 9:08 ` Thomas Monjalon
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