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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: DM4PR11MB5994.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 1fd2ab6f-2e87-4870-64b7-08da3acfff6c X-MS-Exchange-CrossTenant-originalarrivaltime: 21 May 2022 02:17:04.4125 (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: YtBi/dlQqk/zLYIcSJQ8n5sYhZu8EMXXPFHp4ti9wgQGYxFPaVzBeDe+yPT5OGK6F/7FVjRI7UwA5qX/swKiPw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR11MB6384 X-OriginatorOrg: intel.com X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org > -----Original Message----- > From: Zhang, Peng1X > Sent: Saturday, May 21, 2022 2:31 AM > To: Yang, Qiming ; Zhang, Qi Z > ; dev@dpdk.org > Cc: Zhang, Peng1X ; stable@dpdk.org > Subject: [PATCH v3] net/ice: fix DCF state checking mechanism >=20 > From: Peng Zhang >=20 > DCF state previously checking mechanism cannot detect DCF state correctly= in > given situation,so PMD will report incorrect error code and mislead user.= In this > patch, DCF state checking mechanism is fixed through create or delete rul= e > successfully or not. Then error code will be set as EAGAIN in given situa= tion, > while not EINVAL. We should not assume the error code is always EAGAIN if any rule is rejecte= d by the kernel PF driver, this will also mislead the application. We need the kernel driver to return a clear error code, then DCF pass them = to the application.