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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: CO6PR11MB5602.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 82da70c5-e0cb-4e55-89d7-08da5b0fa3fd X-MS-Exchange-CrossTenant-originalarrivaltime: 01 Jul 2022 03:13:15.9816 (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: ifKsqJphdAWeZc4Gvf/wjwOsm8tdb2rj9wZn/w3mDBL/nOcnQO3MWkzttRpnGIO3g84nQveb7T+O9eg0tjQXEA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR11MB1502 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 >> The RX function was not specified in the secondary process, causing=20 >> the secondary process to segfault in a multi-process environment. >>=20 >> This patch specify RX/TX functions in "dev_init" to support secondary pr= ocesses. >>=20 >> Fixes: 66fde1b943eb ("net/igc: add skeleton") >> Cc: alvinx.zhang@intel.com >> Cc: stable@dpdk.org >>=20 >> Signed-off-by: Zhichao Zeng >>=20 >> --- >> v2: >> remove unnecessary parameters, move declaration to relevant header=20 >> file >> --- >> v3: >> remove redundant code, optimize commit log >> --- >> v4: >> rework patch >> --- >> drivers/net/igc/igc_ethdev.c | 9 ++++++++- >> drivers/net/igc/igc_txrx.c | 8 ++++---- >> drivers/net/igc/igc_txrx.h | 6 ++++++ >> 3 files changed, 18 insertions(+), 5 deletions(-) >>=20 >> diff --git a/drivers/net/igc/igc_ethdev.c=20 >> b/drivers/net/igc/igc_ethdev.c index >> b9933b395d..7f221a5d34 100644 >> --- a/drivers/net/igc/igc_ethdev.c >> +++ b/drivers/net/igc/igc_ethdev.c >> @@ -1240,8 +1240,15 @@ eth_igc_dev_init(struct rte_eth_dev *dev) >> * has already done this work. Only check we don't need a different >> * RX function. >> */ >> - if (rte_eal_process_type() !=3D RTE_PROC_PRIMARY) >> + if (rte_eal_process_type() !=3D RTE_PROC_PRIMARY) { >> + dev->rx_pkt_burst =3D igc_recv_pkts; >> + if (dev->data->scattered_rx) >> + dev->rx_pkt_burst =3D igc_recv_scattered_pkts; > >Please removed the redundant code in igc_rx_init Only the main process will execute "igc_rx_init", and the secondary process= will not execute it. So, the data path of the secondary process is not initialized.=20 The code that this patch adds to initialize the data path in "dev_init" wil= l only be executed in the secondary process. The same code in "igc_rx_init" is not redundant. May I ask if the commit log is confusing, and should I submit new patch to = correct it? Regards Zhichao