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SFP:1101; SCL:1; SRVR:DB3PR0502MB4060; H:DB3PR0502MB3964.eurprd05.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: mellanox.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: mPm/8qXqg1wyAFZoac77kJOczwqutuSkW8hg5+28UqfYo4Qs8Jk13v0TwBi0qfVhblwc7yu3nheAwHR+ARBj8nwbksGaWolTKWTVOM0YrI5QxGLo8RNMmXSjm4iEInlRdlNDCfAmXPLBySQ2pIZQ5WP+e1Hi74WZKpqK61GpJR27QRjZcfpir10krTTkm0nwKjXlkqS+oOgGuvnJVMTwUlsa6woiDG1WtYn/cV0se5xesWoJ6WfTAjlIhiXmTjv4GI/wlkCVcLAYzKfsYmY7l3oMCr9pwkgZhPUYAguJYXBpohs3JPWZI0IDB5loXysjePAMrMJ7C9VLvZ5Qoo6zva6L/A0V8QNPnQSBzfG5j02XjLutKjPyf8nwsM520DO7uVQyIzxkdz4ZsN0umWu4rCXSIJZAhBjud02IkdkVbOI= Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4f2da0eb-aa34-4c30-fd9e-08d70e80907f X-MS-Exchange-CrossTenant-originalarrivaltime: 22 Jul 2019 08:42:43.7035 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: rasland@mellanox.com X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB3PR0502MB4060 Subject: Re: [dpdk-dev] [PATCH v4 0/8] net/mlx5: consolidate Tx datapath X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Hi, > -----Original Message----- > From: dev On Behalf Of Viacheslav Ovsiienko > Sent: Sunday, July 21, 2019 5:25 PM > To: dev@dpdk.org > Cc: Yongseok Koh > Subject: [dpdk-dev] [PATCH v4 0/8] net/mlx5: consolidate Tx datapath >=20 > This patchset introduces the new implementation of tx_burst routine of ml= x5 > PMD. The existing implementation is based on the several branches of > tx_burst routines optimizied for most common sets of Tx hardware offload, > supported by Mellanox NICs. >=20 > It was not very easy to update, support and develop such kind of code - > multiple branches impose multiple points to process. > Also, many of frequently requested offload combinations are not supported > yet in the most efficient way. That leads to selecting of not completely > matching tx_burst routine and harms the performance. >=20 > The new Tx datapath: > - introduces the unified template for tx_burst routine to generate > on compile time the most efficient instances, tuned for specified > sets of hardware offloads > - the best matching instance is chosen in run-time at sending queue > configuration > - almost all possible sets of Tx are supported > - the best possible method to send each packet is chosen on runtime > - introduces new devargs for more accurate tuning of data inlining >=20 > Signed-off-by: Viacheslav Ovsiienko >=20 Series applied to next-net-mlx Kindest regards Raslan Darawsheh