From: "Tan, Jianfeng" <jianfeng.tan@intel.com>
To: Jiayu Hu <jiayu.hu@intel.com>, dev@dpdk.org
Cc: konstantin.ananyev@intel.com, yliu@fridaylinux.org,
stephen@networkplumber.org, jingjing.wu@intel.com,
lei.a.yao@intel.com
Subject: Re: [dpdk-dev] [PATCH v12 1/3] lib: add Generic Receive Offload API framework
Date: Sun, 9 Jul 2017 00:37:21 +0800 [thread overview]
Message-ID: <7509315c-82eb-6540-c9cf-d6f354283ba9@intel.com> (raw)
In-Reply-To: <1499423958-84024-2-git-send-email-jiayu.hu@intel.com>
Hi Jiayu,
On 7/7/2017 6:39 PM, Jiayu Hu wrote:
> Generic Receive Offload (GRO) is a widely used SW-based offloading
> technique to reduce per-packet processing overhead. It gains
> performance by reassembling small packets into large ones. This
> patchset is to support GRO in DPDK. To support GRO, this patch
> implements a GRO API framework.
>
> To enable more flexibility to applications, DPDK GRO is implemented as
> a user library. Applications explicitly use the GRO library to merge
> small packets into large ones. DPDK GRO provides two reassembly modes.
> One is called lightweight mode, the other is called heavyweight mode.
> If applications want to merge packets in a simple way and the number
> of packets is relatively small, they can use the lightweight mode.
> If applications need more fine-grained controls, they can choose the
> heavyweight mode.
>
> rte_gro_reassemble_burst is the main reassembly API which is used in
> lightweight mode and processes N packets at a time. For applications,
> performing GRO in lightweight mode is simple. They just need to invoke
> rte_gro_reassemble_burst. Applications can get GROed packets as soon as
> rte_gro_reassemble_burst returns.
>
> rte_gro_reassemble is the main reassembly API which is used in
> heavyweight mode and tries to merge N inputted packets with the packets
> in GRO reassembly tables. For applications, performing GRO in heavyweight
> mode is relatively complicated. Before performing GRO, applications need
> to create a GRO context object, which keeps reassembly tables of
> desired GRO types, by rte_gro_ctx_create. Then applications can use
> rte_gro_reassemble to merge packets. The GROed packets are in the
> reassembly tables of the GRO context object. If applications want to get
> them, applications need to manually flush them by flush API.
>
> Signed-off-by: Jiayu Hu <jiayu.hu@intel.com>
I suppose you still need to update the MAINTAINER file. Besides that,
this series looks good to me.
Reviewed-by: Jianfeng Tan <jianfeng.tan@intel.com>
next prev parent reply other threads:[~2017-07-08 16:37 UTC|newest]
Thread overview: 141+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-22 9:32 [dpdk-dev] [PATCH 0/2] lib: add TCP IPv4 GRO support Jiayu Hu
2017-03-22 9:32 ` [dpdk-dev] [PATCH 1/2] lib: add Generic Receive Offload support for TCP IPv4 packets Jiayu Hu
2017-03-22 9:32 ` [dpdk-dev] [PATCH 2/2] app/testpmd: provide TCP IPv4 GRO function in iofwd mode Jiayu Hu
[not found] ` <1B893F1B-4DA8-4F88-9583-8C0BAA570832@intel.com>
[not found] ` <20170323021502.GA114662@localhost.localdomain>
[not found] ` <C830A6FC-F440-4E68-AB4E-2FD502722E3F@intel.com>
[not found] ` <20170323062433.GA120139@localhost.localdomain>
[not found] ` <59AF69C657FD0841A61C55336867B5B066729E3F@IRSMSX103.ger.corp.intel.com>
[not found] ` <20170323102135.GA124301@localhost.localdomain>
[not found] ` <2601191342CEEE43887BDE71AB9772583FAD410A@IRSMSX109.ger.corp.intel.com>
2017-03-24 2:23 ` [dpdk-dev] [PATCH 0/2] lib: add TCP IPv4 GRO support Jiayu Hu
2017-03-24 6:18 ` Wiles, Keith
2017-03-24 7:22 ` Yuanhan Liu
2017-03-24 8:06 ` Jiayu Hu
2017-03-24 11:43 ` Ananyev, Konstantin
2017-03-24 14:37 ` Wiles, Keith
2017-03-24 14:59 ` Olivier Matz
2017-03-24 15:07 ` Wiles, Keith
2017-03-28 13:40 ` Wiles, Keith
2017-03-28 13:57 ` Hu, Jiayu
2017-03-28 16:06 ` Wiles, Keith
2017-03-29 10:47 ` Morten Brørup
2017-03-29 12:12 ` Wiles, Keith
2017-04-04 12:31 ` [dpdk-dev] [PATCH v2 0/3] support GRO in DPDK Jiayu Hu
2017-04-04 12:31 ` [dpdk-dev] [PATCH v2 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-04-04 12:31 ` [dpdk-dev] [PATCH v2 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-04-04 12:31 ` [dpdk-dev] [PATCH v2 3/3] app/testpmd: enable GRO feature Jiayu Hu
2017-04-24 8:09 ` [dpdk-dev] [PATCH v3 0/3] support GRO in DPDK Jiayu Hu
2017-04-24 8:09 ` [dpdk-dev] [PATCH v3 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-05-22 9:19 ` Ananyev, Konstantin
2017-05-23 10:31 ` Jiayu Hu
2017-05-24 12:38 ` Ananyev, Konstantin
2017-05-26 7:26 ` Jiayu Hu
2017-05-26 23:10 ` Ananyev, Konstantin
2017-05-27 3:41 ` Jiayu Hu
2017-05-27 11:12 ` Ananyev, Konstantin
2017-05-27 14:09 ` Jiayu Hu
2017-05-27 16:51 ` Ananyev, Konstantin
2017-05-29 10:22 ` Hu, Jiayu
2017-05-29 12:18 ` Bruce Richardson
2017-05-30 14:10 ` Hu, Jiayu
2017-05-29 12:51 ` Ananyev, Konstantin
2017-05-30 5:29 ` Hu, Jiayu
2017-05-30 11:56 ` Ananyev, Konstantin
2017-04-24 8:09 ` [dpdk-dev] [PATCH v3 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-04-24 8:09 ` [dpdk-dev] [PATCH v3 3/3] app/testpmd: enable GRO feature Jiayu Hu
2017-06-07 9:24 ` Wu, Jingjing
2017-06-07 11:08 ` [dpdk-dev] [PATCH v4 0/3] Support TCP/IPv4 GRO in DPDK Jiayu Hu
2017-06-07 11:08 ` [dpdk-dev] [PATCH v4 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-06-07 11:08 ` [dpdk-dev] [PATCH v4 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-06-07 11:08 ` [dpdk-dev] [PATCH v4 3/3] app/testpmd: enable TCP/IPv4 GRO Jiayu Hu
2017-06-18 7:21 ` [dpdk-dev] [PATCH v5 0/3] Support TCP/IPv4 GRO in DPDK Jiayu Hu
2017-06-18 7:21 ` [dpdk-dev] [PATCH v5 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-06-19 4:03 ` Tiwei Bie
2017-06-19 5:16 ` Jiayu Hu
2017-06-19 15:43 ` Tan, Jianfeng
2017-06-19 15:55 ` Stephen Hemminger
2017-06-20 1:48 ` Jiayu Hu
2017-06-18 7:21 ` [dpdk-dev] [PATCH v5 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-06-19 15:43 ` Tan, Jianfeng
2017-06-20 3:22 ` Jiayu Hu
2017-06-20 15:15 ` Ananyev, Konstantin
2017-06-20 16:16 ` Jiayu Hu
2017-06-20 15:21 ` Ananyev, Konstantin
2017-06-20 23:30 ` Tan, Jianfeng
2017-06-20 23:55 ` Stephen Hemminger
2017-06-22 7:39 ` Jiayu Hu
2017-06-22 8:18 ` Jiayu Hu
2017-06-22 9:35 ` Tan, Jianfeng
2017-06-22 13:55 ` Jiayu Hu
2017-06-18 7:21 ` [dpdk-dev] [PATCH v5 3/3] app/testpmd: enable TCP/IPv4 GRO Jiayu Hu
2017-06-19 1:24 ` Yao, Lei A
2017-06-19 2:27 ` Wu, Jingjing
2017-06-19 3:22 ` Jiayu Hu
2017-06-19 1:39 ` [dpdk-dev] [PATCH v5 0/3] Support TCP/IPv4 GRO in DPDK Tan, Jianfeng
2017-06-19 3:07 ` Jiayu Hu
2017-06-19 5:12 ` Jiayu Hu
2017-06-23 14:43 ` [dpdk-dev] [PATCH v6 " Jiayu Hu
2017-06-23 14:43 ` [dpdk-dev] [PATCH v6 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-06-25 16:53 ` Tan, Jianfeng
2017-06-23 14:43 ` [dpdk-dev] [PATCH v6 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-06-25 16:53 ` Tan, Jianfeng
2017-06-26 1:58 ` Jiayu Hu
2017-06-23 14:43 ` [dpdk-dev] [PATCH v6 3/3] app/testpmd: enable TCP/IPv4 GRO Jiayu Hu
2017-06-24 8:01 ` Yao, Lei A
2017-06-25 16:03 ` [dpdk-dev] [PATCH v6 0/3] Support TCP/IPv4 GRO in DPDK Tan, Jianfeng
2017-06-26 1:35 ` Jiayu Hu
2017-06-26 6:43 ` [dpdk-dev] [PATCH v7 " Jiayu Hu
2017-06-26 6:43 ` [dpdk-dev] [PATCH v7 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-06-27 23:42 ` Ananyev, Konstantin
2017-06-28 2:17 ` Jiayu Hu
2017-06-28 17:41 ` Ananyev, Konstantin
2017-06-29 1:19 ` Jiayu Hu
2017-06-26 6:43 ` [dpdk-dev] [PATCH v7 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-06-28 23:56 ` Ananyev, Konstantin
2017-06-29 2:26 ` Jiayu Hu
2017-06-30 12:07 ` Ananyev, Konstantin
2017-06-30 15:40 ` Hu, Jiayu
2017-06-26 6:43 ` [dpdk-dev] [PATCH v7 3/3] app/testpmd: enable TCP/IPv4 GRO Jiayu Hu
2017-06-29 10:58 ` [dpdk-dev] [PATCH v8 0/3] Support TCP/IPv4 GRO in DPDK Jiayu Hu
2017-06-29 10:58 ` [dpdk-dev] [PATCH v8 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-06-29 10:58 ` [dpdk-dev] [PATCH v8 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-06-29 17:51 ` Stephen Hemminger
2017-06-30 2:07 ` Jiayu Hu
2017-06-29 10:59 ` [dpdk-dev] [PATCH v8 3/3] app/testpmd: enable TCP/IPv4 GRO Jiayu Hu
2017-06-30 2:26 ` Wu, Jingjing
2017-06-30 6:53 ` [dpdk-dev] [PATCH v9 0/3] Support TCP/IPv4 GRO in DPDK Jiayu Hu
2017-06-30 6:53 ` [dpdk-dev] [PATCH v9 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-06-30 6:53 ` [dpdk-dev] [PATCH v9 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-06-30 6:53 ` [dpdk-dev] [PATCH v9 3/3] app/testpmd: enable TCP/IPv4 GRO Jiayu Hu
2017-07-01 11:08 ` [dpdk-dev] [PATCH v10 0/3] Support TCP/IPv4 GRO in DPDK Jiayu Hu
2017-07-01 11:08 ` [dpdk-dev] [PATCH v10 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-07-02 10:19 ` Tan, Jianfeng
2017-07-03 5:56 ` Hu, Jiayu
2017-07-04 8:11 ` Yuanhan Liu
2017-07-04 8:37 ` Yuanhan Liu
2017-07-04 16:01 ` Hu, Jiayu
2017-07-01 11:08 ` [dpdk-dev] [PATCH v10 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-07-02 10:19 ` Tan, Jianfeng
2017-07-03 5:13 ` Hu, Jiayu
2017-07-04 9:03 ` Yuanhan Liu
2017-07-04 16:03 ` Hu, Jiayu
2017-07-01 11:08 ` [dpdk-dev] [PATCH v10 3/3] app/testpmd: enable TCP/IPv4 GRO Jiayu Hu
2017-07-05 4:08 ` [dpdk-dev] [PATCH v11 0/3] Support TCP/IPv4 GRO in DPDK Jiayu Hu
2017-07-05 4:08 ` [dpdk-dev] [PATCH v11 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-07-07 6:55 ` Tan, Jianfeng
2017-07-07 9:19 ` Tan, Jianfeng
2017-07-05 4:08 ` [dpdk-dev] [PATCH v11 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-07-07 6:55 ` Tan, Jianfeng
2017-07-05 4:08 ` [dpdk-dev] [PATCH v11 3/3] app/testpmd: enable TCP/IPv4 GRO Jiayu Hu
2017-07-07 10:39 ` [dpdk-dev] [PATCH v12 0/3] Support TCP/IPv4 GRO in DPDK Jiayu Hu
2017-07-07 10:39 ` [dpdk-dev] [PATCH v12 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-07-08 16:37 ` Tan, Jianfeng [this message]
2017-07-07 10:39 ` [dpdk-dev] [PATCH v12 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-07-08 16:37 ` Tan, Jianfeng
2017-07-07 10:39 ` [dpdk-dev] [PATCH v12 3/3] app/testpmd: enable TCP/IPv4 GRO Jiayu Hu
2017-07-09 1:13 ` [dpdk-dev] [PATCH v13 0/3] Support TCP/IPv4 GRO in DPDK Jiayu Hu
2017-07-09 1:13 ` [dpdk-dev] [PATCH v13 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-07-09 1:13 ` [dpdk-dev] [PATCH v13 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-07-09 1:13 ` [dpdk-dev] [PATCH v13 3/3] app/testpmd: enable TCP/IPv4 GRO Jiayu Hu
2017-07-09 5:46 ` [dpdk-dev] [PATCH v14 0/3] Support TCP/IPv4 GRO in DPDK Jiayu Hu
2017-07-09 5:46 ` [dpdk-dev] [PATCH v14 1/3] lib: add Generic Receive Offload API framework Jiayu Hu
2017-07-09 5:46 ` [dpdk-dev] [PATCH v14 2/3] lib/gro: add TCP/IPv4 GRO support Jiayu Hu
2017-07-09 5:46 ` [dpdk-dev] [PATCH v14 3/3] app/testpmd: enable TCP/IPv4 GRO Jiayu Hu
2017-07-09 7:59 ` Yao, Lei A
2017-07-09 16:14 ` [dpdk-dev] [PATCH v14 0/3] Support TCP/IPv4 GRO in DPDK Thomas Monjalon
2017-07-10 2:21 ` Hu, Jiayu
2017-07-10 7:03 ` Thomas Monjalon
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