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Sat, 5 Sep 2020 03:17:51 +0000 Received: from BN8PR11MB3795.namprd11.prod.outlook.com ([fe80::dd0f:7f49:bc5f:2fde]) by BN8PR11MB3795.namprd11.prod.outlook.com ([fe80::dd0f:7f49:bc5f:2fde%5]) with mapi id 15.20.3348.016; Sat, 5 Sep 2020 03:17:51 +0000 From: "Wang, Haiyue" To: Stephen Hemminger CC: "dev@dpdk.org" , Olivier Matz Thread-Topic: [dpdk-dev] [PATCH v1] net: expand the data size of L3 length to 16 bits Thread-Index: AQHWgn+wcLABa2X3B0ihUnMDt/WskqlY1QgAgACGjvA= Date: Sat, 5 Sep 2020 03:17:51 +0000 Message-ID: References: <20200904054020.77648-1-haiyue.wang@intel.com> <20200904115554.50f9faae@hermes.lan> In-Reply-To: <20200904115554.50f9faae@hermes.lan> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.5.1.3 authentication-results: networkplumber.org; dkim=none (message not signed) header.d=none;networkplumber.org; dmarc=none action=none header.from=intel.com; x-originating-ip: [192.198.147.215] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 6d03c93d-6ca3-45a5-9fec-08d8514a460e x-ms-traffictypediagnostic: BN6PR11MB1905: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:5797; 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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: BN8PR11MB3795.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 6d03c93d-6ca3-45a5-9fec-08d8514a460e X-MS-Exchange-CrossTenant-originalarrivaltime: 05 Sep 2020 03:17:51.5209 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: /0+mZVYy1EdnlxCD+XxeEXf2HLpBxB3udL0dpNLslXZe5s/bQCRaikmIsOt68N82MXDRw6w0wOba+m09Ufgl9A== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR11MB1905 X-OriginatorOrg: intel.com Subject: Re: [dpdk-dev] [PATCH v1] net: expand the data size of L3 length to 16 bits 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" > -----Original Message----- > From: Stephen Hemminger > Sent: Saturday, September 5, 2020 02:56 > To: Wang, Haiyue > Cc: dev@dpdk.org; Olivier Matz > Subject: Re: [dpdk-dev] [PATCH v1] net: expand the data size of L3 length= to 16 bits >=20 > On Fri, 4 Sep 2020 13:40:20 +0800 > Haiyue Wang wrote: >=20 > > diff --git a/lib/librte_net/rte_net.h b/lib/librte_net/rte_net.h > > index 94b06d9ee..992fb088a 100644 > > --- a/lib/librte_net/rte_net.h > > +++ b/lib/librte_net/rte_net.h > > @@ -20,11 +20,11 @@ extern "C" { > > */ > > struct rte_net_hdr_lens { > > uint8_t l2_len; > > - uint8_t l3_len; > > + uint16_t l3_len; > > uint8_t l4_len; >=20 > Please reorder these to avoid creating a structure hole. Done in v2, I use the bit field like rte_mbuf, and keep the member's origin= al order.