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Tue, 10 Sep 2019 11:49:14 +0000 Received: from DB3PR0502MB3964.eurprd05.prod.outlook.com ([fe80::75d2:b478:8f56:e4fd]) by DB3PR0502MB3964.eurprd05.prod.outlook.com ([fe80::75d2:b478:8f56:e4fd%4]) with mapi id 15.20.2241.018; Tue, 10 Sep 2019 11:49:14 +0000 From: Raslan Darawsheh To: Slava Ovsiienko , "dev@dpdk.org" CC: Matan Azrad , "stable@dpdk.org" Thread-Topic: [dpdk-dev] [PATCH] net/mlx5: fix netlink rdma socket callback routine Thread-Index: AQHVZ65+fjqSVgO+JECmFnLEYJSQFKcky9Ig Date: Tue, 10 Sep 2019 11:49:14 +0000 Message-ID: References: <1568102701-24667-1-git-send-email-viacheslavo@mellanox.com> In-Reply-To: <1568102701-24667-1-git-send-email-viacheslavo@mellanox.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=rasland@mellanox.com; x-originating-ip: [212.29.221.74] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: a8aea40f-b470-448c-0cc6-08d735e4e77b x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; 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DIR:OUT; SFP:1101; SCL:1; SRVR:DB3PR0502MB4010; H:DB3PR0502MB3964.eurprd05.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; received-spf: None (protection.outlook.com: mellanox.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: 5fgpsENnQLGiOvQesRQiK6hrfzvrZHIRz5cawRM3U1YeeOxXFp67t1SaYVOqCgnDmcJdz46ZW+K2oSb6VUEChgK8K19Icnwaq+pIYIgH6c3jsEA5SWVEG5X9o6dJ5HW3sIl6KZX4VL9OJTLSNerAnJZs8EYBCEcHqvXToPBRG6M7drfCmPQS8j32hyy049AUf46wuPRLrtw+CrTxVrCoCFqmsmEpmtOrfAffh13x+kvJwnmnwbYr6hM0LvV/P+d+MBYWKQnLIgj0fXNIg95Xim8iab2ftuaMLiUqBqxg5qsWQesck7I/CvHTJQNb3iGVyESALRu5sIcXMW1bu+lr7xjH4sdToKY0BNO4kovORe/pLJPgKL3pNtxsXc48MedCpxzkzpODpABxCuLqwunsyczkRsp5TFJTbmCkh83N6io= Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: a8aea40f-b470-448c-0cc6-08d735e4e77b X-MS-Exchange-CrossTenant-originalarrivaltime: 10 Sep 2019 11:49:14.7491 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: R7Q8e7fJLDB2GH1pwmHHoJf1rt29Poj33uDHUI2I6tPZhyklH/h4AqnF0BK7LH55Pa8naqlkmqit+hGB+u9epA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB3PR0502MB4010 Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH] net/mlx5: fix netlink rdma socket callback routine 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" Hi, > -----Original Message----- > From: dev On Behalf Of Viacheslav Ovsiienko > Sent: Tuesday, September 10, 2019 11:05 AM > To: dev@dpdk.org > Cc: Matan Azrad ; stable@dpdk.org > Subject: [dpdk-dev] [PATCH] net/mlx5: fix netlink rdma socket callback > routine >=20 > The mlx5 PMD uses Netlink socket to communicate with Infiniband > devices kernel drivers to perform some control and setup operations. > The kernel drivers send the information back to the user mode > with Netlink messages which are processed in libnl callback routine. > This routine perform reply message (or set of messages) processing > and returned the processing result in ibindex field of provided > context structure (of mlx5_nl_ifindex_data type). The zero ibindex > value meant an error of reply message processing. It was found in > some configurations the zero is valid value for ibindex and error > was wrongly raised. To avoid this the new flags field is provided > in context structure, attribute processing flags are introduced > and these flags are used to decide whether no error occurred and > valid queried values are returned. >=20 > Fixes: e505508a3858 ("net/mlx5: modify get ifindex routine for multiport = IB") > Cc: stable@dpdk.org >=20 > Signed-off-by: Viacheslav Ovsiienko Patch applied to next-net-mlx, Kindest regards, Raslan Darawsheh