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Fri, 5 Nov 2021 09:23:05 -0400 (EDT) From: Thomas Monjalon <thomas@monjalon.net> To: "Zhang, Qi Z" <qi.z.zhang@intel.com>, "Xu, Ting" <ting.xu@intel.com> Cc: "dev@dpdk.org" <dev@dpdk.org>, "Yang, Qiming" <qiming.yang@intel.com>, "Guo, Junfeng" <junfeng.guo@intel.com>, "orika@nvidia.com" <orika@nvidia.com>, "viacheslavo@nvidia.com" <viacheslavo@nvidia.com>, "Yigit, Ferruh" <ferruh.yigit@intel.com>, "andrew.rybchenko@oktetlabs.ru" <andrew.rybchenko@oktetlabs.ru> Date: Fri, 05 Nov 2021 14:23:04 +0100 Message-ID: <4597919.4CLRmV2U1y@thomas> In-Reply-To: <CO6PR11MB56345CEACEA35A35E23BE0A4F88E9@CO6PR11MB5634.namprd11.prod.outlook.com> References: <20211008070934.6956-1-ting.xu@intel.com> <2404603.ePvfOphbkP@thomas> <CO6PR11MB56345CEACEA35A35E23BE0A4F88E9@CO6PR11MB5634.namprd11.prod.outlook.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH v4 0/2] enable protocol agnostic flow offloading in RSS X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> Errors-To: dev-bounces@dpdk.org Sender: "dev" <dev-bounces@dpdk.org> 05/11/2021 14:18, Xu, Ting: > From: Thomas Monjalon <thomas@monjalon.net> > > 04/11/2021 03:22, Ting Xu: > > > Enable protocol agnostic flow offloading to support raw pattern input > > > for RSS hash flow rule creation. It is based on Parser Library feature. > > > Current rte_flow raw API is utilized. > > > > I remember raw item was especially targetting encapsulation action. > > Which action do you achieve in ice PMD? Only RSS with raw item? > > > > For matching, raw item is quite limited. I think the new flex item is more > > appropriate for general custom protocol parsing. > > Did you look into flex item feature? > > > Hi, Thomas, we make use of the API for rte_raw to achieve > our protocol agnostic flow offloading method, including RSS and FDIR. > Behind it is the new Parser Library feature based on DDP, Where is this parser library code? > rather than the original logic I think. > Binary-format pattern spec and mask are passed to Parser Library > and the corresponding protocol ID and offset will be provided. Sorry you didn't reply about the new flex item added in this release. Do you know it was added? https://git.dpdk.org/dpdk/commit/?id=dc4d860e8a89