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Fri, 24 Sep 2021 19:14:26 +0000 From: "Dey, Souvik" To: "Dey, Souvik" , "Wu, Jingjing" , "dev@dpdk.org" , "Xing, Beilei" Thread-Topic: Not able to start IAVF PMD with dpdk 20.11.3 Thread-Index: Adewj8KUV+1wMsfFRoyxRcOsPLJIPgATLnugAAr37jAAG7/aEA== Date: Fri, 24 Sep 2021 19:14:26 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: fb3f82cd-3568-426d-6b5f-08d97f8f86dd x-ms-traffictypediagnostic: DM6PR03MB5115: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:262; x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: rbbn.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM6PR03MB4777.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: fb3f82cd-3568-426d-6b5f-08d97f8f86dd X-MS-Exchange-CrossTenant-originalarrivaltime: 24 Sep 2021 19:14:26.8455 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 29a671dc-ed7e-4a54-b1e5-8da1eb495dc3 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: sZNa2ajFCjWcfOE//jnr5WA5FsqUfzfO/F1KD1G+Ipf+UWwTvXhrvjj13+ST0IFW X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR03MB5115 Subject: Re: [dpdk-dev] Not able to start IAVF PMD with dpdk 20.11.3 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 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" Hi Wu,=20 Thanks for the update. I got rid of the vfio-pci probe issue by enabling "= modprobe vfio enable_unsafe_noiommu_mode=3D1". This was required as I am t= rying inside a VM where VT-d is not enabled. Now once I bind the interface= s( VF) to the vfio-pci instead of uio_pci_generic , the links are coming u= p fine and I am able to rx/tx packets out of the VF. Thanks once again for= the quick help on this.=20 Just one follow up question. Are we saying we cannot use uio_pci_generic = module for the E810 VFs ? is it a bug, do we have any fixes for the same a= lready upstreamed ?=20 -- Regards, Souvik -----Original Message----- From: dev On Behalf Of Dey, Souvik Sent: Friday, September 24, 2021 1:57 AM To: Wu, Jingjing ; dev@dpdk.org; Xing, Beilei Subject: [EXTERNAL] Re: [dpdk-dev] Not able to start IAVF PMD with dpdk 20= .11.3 With vfio_pci , I am getting the following error and bind itself is failin= g, due to probe fail with EINVAL. [root@connexip swe]# ./dpdk-devbind.py -b vfio_pci 08:00.0 Error: bind failed for 0000:08:00.0 - Cannot open /sys/bus/pci/drivers/vfi= o_pci/bind Sep 24 01:50:29 connexip kernel: [ 323.376403] vfio-pci: probe of 0000:08= :00.0 failed with error -22 Sep 24 01:50:29 connexip kernel: [ 323.376440= ] vfio-pci: probe of 0000:08:00.0 failed with error -22 I am using kernel 4.19.194 from debian buster. From: Wu, Jingjing Sent: Thursday, September 23, 2021 8:41 PM To: Dey, Souvik ; dev@dpdk.org; Xing, Beilei Subject: [EXTERNAL] RE: Not able to start IAVF PMD with dpdk 20.11.3 Could you have a try to switch from uio_pci_generic to vfio_pci? From: Dey, Souvik > Sent: Thursday, September 23, 2021 11:29 PM To: dev@dpdk.org; Xing, Beilei >; Wu, Jingjing > Subject: Not able to start IAVF PMD with dpdk 20.11.3 Hi All, =20 Trying to test E810 Sr-IOV based nic card with 20.11.3 dpdk. I am r= unning the host kernel driver and only the VF is attached to the VM where = I am running dpdk. But when I attaching the VF to the testpmd it is throwi= ng the below error. Is there are way to move forward here ? [root@connexip linuxadmin]# ./dpdk-testpmd -c 0xf -n 4 -a 08:00.0 -- -i --= rxq=3D16 --txq=3D16 EAL: Detected 4 lcore(s) EAL: Detected 1 NUMA nodes EAL: Detected static linkage of DPDK EAL: Multi-process socket /var/run/dpdk/rte/mp_socket EAL: Selected IOVA mode 'PA' EAL: No available hugepages reported in hugepages-1048576kB EAL: Probing VFIO support... EAL: Probe PCI driver: net_iavf (8086:1889) device: 0000:08:00.0 (socket 0= ) EAL: Error reading from file descriptor 27: Input/output error EAL: No legacy callbacks, legacy socket not created Interactive-mode selec= ted testpmd: create a new mbuf pool : n=3D171456, size=3D2176, sock= et=3D0 testpmd: preferred mempool ops selected: ring_mp_mc Warning! port-topology=3Dpaired and odd forward ports number, the last por= t will pair with itself. Configuring Port 0 (socket 0) EAL: Error reading from file descriptor 27: Input/output error iavf_execute_vf_cmd(): No response for cmd 28 iavf_disable_vlan_strip(): Failed to execute command of OP_DISABLE_VLAN_ST= RIPPING iavf_execute_vf_cmd(): No response for cmd 24 iavf_configure_rss_lut(): Failed to execute command of OP_CONFIG_RSS_LUT iavf_dev_configure(): configure rss failed Port0 dev_configure =3D -1 Fail to configure port 0 EAL: Error - exiting with code: 1 Cause: Start ports failed [root@connexip linuxadmin]# I do see the matching list for driver but is this required even if I use k= ernel driver on the host and only IAVF PMD on the guest ? DPDK Kernel Driver OS Default DDP COMMS DDP Wireless DDP Firmware 20.11 1.3.2 1.3.20 1.3.24 N/A 2.3 21.02 1.4.11 1.3.24 1.3.28 1.3.4 2.4 Host details: Red Hat Enterprise Linux release 8.2 (Ootpa) [root@localhost ~]# modinfo i= ce filename: /lib/modules/4.18.0-193.19.1.el8_2.x86_64/kernel/drivers/n= et/ethernet/intel/ice/ice.ko.xz firmware: intel/ice/ddp/ice.pkg (ice-1.3.4.0.pkg) version: 0.8.1-k license: GPL v2 description: Intel(R) Ethernet Connection E800 Series Linux Driver author: Intel Corporation, linux.nics@intel.com rhelversion: 8.2 Using vfio-pci to connect the VF to the VM. Guest Details: OS : debian buster Dpdk : 20.11.3 Interface bound to uio_pci_generic [root@connexip linuxadmin]# /opt/sonus/bin/np/swe/dpdk-devbind.py --status= Network devices using DPDK-compatible driver =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D 0000:01:00.0 'Virtio network device 1041' drv=3Duio_pci_generic unused=3Dv= irtio_pci 0000:08:00.0 'Ethernet Adaptive Virtual Function 1889' drv=3Duio_pci_gener= ic unused=3Di40evf 0000:09:00.0 'Ethernet Adaptive Virtual Function 1889' drv=3Duio_pci_gener= ic unused=3Di40evf Network devices using kernel driver =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D 0000:02:00.0 'Virtio network device 1041' if=3Dha0 drv=3Dvirtio-pci unused= =3Dvirtio_pci,uio_pci_generic *Active* Notice: This e-mail together with any attachments may contain information = of Ribbon Communications Inc. and its Affiliates that is confidential and/= or proprietary for the sole use of the intended recipient. 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