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Wed, 11 Nov 2020 05:16:26 +0000 From: "Wu, Jingjing" To: "Xu, Ting" , "dev@dpdk.org" CC: "Zhang, Qi Z" , "Xing, Beilei" , "stable@dpdk.org" Thread-Topic: [PATCH v1] net/iavf: fix cannot release mbufs issue Thread-Index: AQHWt9dJlldO1ElS/0W+B4CmNcUfbqnCY33Q Date: Wed, 11 Nov 2020 05:16:26 +0000 Message-ID: References: <20201111030651.15535-1-ting.xu@intel.com> In-Reply-To: <20201111030651.15535-1-ting.xu@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: intel.com; dkim=none (message not signed) header.d=none;intel.com; dmarc=none action=none header.from=intel.com; x-originating-ip: [192.198.147.194] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 0ff38d5e-b106-4a39-5a7c-08d88600f0b3 x-ms-traffictypediagnostic: BN6PR11MB4050: x-ld-processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:5236; 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: BN6PR11MB4052.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 0ff38d5e-b106-4a39-5a7c-08d88600f0b3 X-MS-Exchange-CrossTenant-originalarrivaltime: 11 Nov 2020 05:16:26.8563 (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: szA8OwtGeno7OdNArc7DNQ8qMIDQHbBprQuYt3BxOShWGuRaOXne3nX2e9cTLlZNkJkZHZzIkFXUOqHpGLNrGg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR11MB4050 X-OriginatorOrg: intel.com Subject: Re: [dpdk-stable] [PATCH v1] net/iavf: fix cannot release mbufs issue X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 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 Sender: "stable" > -----Original Message----- > From: Xu, Ting > Sent: Wednesday, November 11, 2020 11:07 AM > To: dev@dpdk.org > Cc: Zhang, Qi Z ; Xing, Beilei ; > Wu, Jingjing ; Xu, Ting ; > stable@dpdk.org > Subject: [PATCH v1] net/iavf: fix cannot release mbufs issue >=20 > In the function _iavf_rx_queue_release_mbufs_vec to release rx mbufs, > rxq->rxrearm_nb is given the value of rx descriptor number at last. > However, since the process to release and allocate mbufs lacks the > initialization of rxrearm_nb, if we try to release mbufs next time, it wi= ll return > without releasing directly. In this patch, rxrearm_nb is initialized to b= e zero in > rx queue reset. >=20 > Fixes: 319c421f3890 ("net/avf: enable SSE Rx Tx") > Cc: stable@dpdk.org >=20 > Signed-off-by: Ting Xu Acked-by: Jingjing Wu