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Thu, 28 Jan 2021 09:26:09 +0000 From: Raslan Darawsheh To: Alexander Kozyrev , "dev@dpdk.org" CC: Slava Ovsiienko , Matan Azrad , Ori Kam Thread-Topic: [PATCH v3] net/mlx5: support modify field rte flow action Thread-Index: AQHW9UuwfHgqsoij7EaCylzg6zbu9qo8xHVQ Date: Thu, 28 Jan 2021 09:26:09 +0000 Message-ID: References: <20210127024852.819-1-akozyrev@nvidia.com> <20210128080014.14425-1-akozyrev@nvidia.com> In-Reply-To: <20210128080014.14425-1-akozyrev@nvidia.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: nvidia.com; dkim=none (message not signed) header.d=none;nvidia.com; dmarc=none action=none header.from=nvidia.com; x-originating-ip: [188.161.229.85] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: a9ac049e-db9e-497c-5c9a-08d8c36ebf14 x-ms-traffictypediagnostic: DM6PR12MB3065: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:7219; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM6PR12MB2748.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: a9ac049e-db9e-497c-5c9a-08d8c36ebf14 X-MS-Exchange-CrossTenant-originalarrivaltime: 28 Jan 2021 09:26:09.1517 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: eBFfo95EW01z29YJIxGjdTdbxeoWId/rKwDyfMhSjQU5/gtlv45HaIdgJaiNPhUi9e28ihlTdK93YMyW+8nIjQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR12MB3065 X-OriginatorOrg: Nvidia.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1611825974; bh=sS3IKsV+DxiMykqNZiwWj5mx5xUH54yzVZJ3IlU0fIY=; h=X-PGP-Universal:ARC-Seal:ARC-Message-Signature: ARC-Authentication-Results:From:To:CC:Subject:Thread-Topic: Thread-Index:Date:Message-ID:References:In-Reply-To: Accept-Language:Content-Language:X-MS-Has-Attach: X-MS-TNEF-Correlator:authentication-results:x-originating-ip: x-ms-publictraffictype:x-ms-office365-filtering-correlation-id: x-ms-traffictypediagnostic:x-ms-exchange-transport-forked: x-microsoft-antispam-prvs:x-ms-oob-tlc-oobclassifiers: x-ms-exchange-senderadcheck:x-microsoft-antispam: x-microsoft-antispam-message-info:x-forefront-antispam-report: x-ms-exchange-antispam-messagedata:Content-Type: Content-Transfer-Encoding:MIME-Version: X-MS-Exchange-CrossTenant-AuthAs: X-MS-Exchange-CrossTenant-AuthSource: X-MS-Exchange-CrossTenant-Network-Message-Id: X-MS-Exchange-CrossTenant-originalarrivaltime: X-MS-Exchange-CrossTenant-fromentityheader: X-MS-Exchange-CrossTenant-id:X-MS-Exchange-CrossTenant-mailboxtype: X-MS-Exchange-CrossTenant-userprincipalname: X-MS-Exchange-Transport-CrossTenantHeadersStamped:X-OriginatorOrg; b=jHknIMxZ4bSqOMR7LfboSKQDmQyVBiX1MjXhYYoNn3/c3p0ZAS20TWrSCoJMpXnvR 7rlAa4Uct9wHEO0A3LiCzQ2wrXTlTDlKHpksRy4OzcndBY2NQnMm055M4QIfWIHwEt 0SLlwSNwW/IGnbhGZ4fjILw4lEodAmmN8jEuSQ5uEbpdRrxZNc27aOhuS3MM6j5GaV mI4uOOT88nltACLeXOPVtad4sjjIVUyRKBtsma+7Xbm6SMcMTnGIhsaFG7ASR0/X3T cEkVceVXSdI0ZMFqJuEj+KZggDY1akJZRWvFuqonHIGs6vUjkMsuYWWLE0iCs5oeTT 3yN7LFOc/Dqrg== Subject: Re: [dpdk-dev] [PATCH v3] net/mlx5: support modify field rte flow action X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 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: Alexander Kozyrev > Sent: Thursday, January 28, 2021 10:00 AM > To: dev@dpdk.org > Cc: Raslan Darawsheh ; Slava Ovsiienko > ; Matan Azrad ; Ori Kam > > Subject: [PATCH v3] net/mlx5: support modify field rte flow action >=20 > Add support for new MODIFY_FIELD action to the Mellanox PMD. > This is the generic API that allows to manipulate any packet > header field by copying data from another packet field or > mark, metadata, tag, or immediate value (or pointer to it). >=20 > Since the API is generic and covers a lot of action under its > umbrella it makes sense to implement all the mechanics gradually > in order to move to this API for any packet field manipulations > in the future. This is the first step of RTE flows consolidation. >=20 > The modify field RTE flow action supports three operations: set, > add and sub. This patch brings to live only the "set" operation. > Support is provided for any packet header field as well as > meta/tag/mark and immediate value can be used as a source. >=20 > There are few limitations for this first version of API support: > - encapsulation levels are not supported, just outermost header > can be manipulated for now. > - offsets can only be 4-bytes aligned: 32, 64 and 96 for IPv6. > - the special ITEM_START ID is not supported as we do not allow > to cross packet header field boundaries yet. >=20 > Signed-off-by: Alexander Kozyrev > Acked-by: Viacheslav Ovsiienko > --- > Depends-on: patch-87216 > v1: https://patchwork.dpdk.org/patch/87390/ > v2: Added documentation, addressed comments. > v3: Corrected header field sizes. Patch applied to next-net-mlx, Kindest regards, Raslan Darawsheh