<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=Windows-1252"> <style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style> </head> <body dir="ltr"> <div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);" class="elementToProof"> Thanks Asaf for your reply.</div> <div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);" class="elementToProof"> <br> </div> <div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);" class="elementToProof ContentPasted0"> We can wait till 22.11 to play with these new rte_flow Template and Asynchronous APIs. </div> <div> <div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" class="elementToProof"> <br> </div> <div id="Signature"> <div> <div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> Regards,</div> <div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> Haider</div> </div> </div> </div> <div id="appendonsend"></div> <hr style="display:inline-block;width:98%" tabindex="-1"> <div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Asaf Penso <asafp@nvidia.com><br> <b>Sent:</b> Thursday, September 22, 2022 12:58 AM<br> <b>To:</b> Haider Ali <haider@dreambigsemi.com>; users <users@dpdk.org><br> <b>Cc:</b> Ori Kam <orika@nvidia.com>; Lior Margalit <lmargalit@nvidia.com><br> <b>Subject:</b> RE: [mlx5] (segmentation fault) rte_flow Template and Asynchronous APIs </font> <div> </div> </div> <style>  </style> <div lang="EN-US" link="#0563C1" vlink="#954F72" style="word-wrap:break-word"> <div class="x_WordSection1"> <p class="x_MsoNormal">Hello <span style="font-size:12.0pt; color:black">Haider,</span></p> <p class="x_MsoNormal"><span style="font-size:12.0pt; color:black"> </span></p> <p class="x_MsoNormal"><span style="font-size:12.0pt; color:black">The full mlx5 pmd support for these API is planned for 22.11.</span></p> <p class="x_MsoNormal"><span style="font-size:12.0pt; color:black">Soon, we’ll start sending the patches.</span></p> <p class="x_MsoNormal"> </p> <div> <p class="x_MsoNormal">Regards,</p> <p class="x_MsoNormal">Asaf Penso</p> </div> <p class="x_MsoNormal"> </p> <div style="border:none; border-left:solid blue 1.5pt; padding:0in 0in 0in 4.0pt"> <div> <div style="border:none; border-top:solid #E1E1E1 1.0pt; padding:3.0pt 0in 0in 0in"> <p class="x_MsoNormal"><b>From:</b> Haider Ali <haider@dreambigsemi.com> <br> <b>Sent:</b> Tuesday, September 20, 2022 3:13 PM<br> <b>To:</b> users <users@dpdk.org><br> <b>Subject:</b> [mlx5] (segmentation fault) rte_flow Template and Asynchronous APIs </p> </div> </div> <p class="x_MsoNormal"> </p> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Hi,</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">I am trying to test the new rte_flow template and asynchronous APIs but when I start the testpmd application I got a segmentation fault.</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">$ sudo ./app/dpdk-testpmd -a 04:00.1,dv_flow_en=2 -- -i --rxq=8 --txq=8</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">EAL: Detected CPU lcores: 48</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">EAL: Detected NUMA nodes: 2</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">EAL: Detected static linkage of DPDK</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">EAL: Multi-process socket /var/run/dpdk/rte/mp_socket</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">EAL: Selected IOVA mode 'PA'</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">EAL: VFIO support initialized</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">EAL: Probe PCI driver: mlx5_pci (15b3:101d) device: 0000:04:00.1 (socket 0)</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">mlx5_common: DevX create q counter set failed errno=22 status=0 syndrome=0</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">TELEMETRY: No legacy callbacks, legacy socket not created</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Interactive-mode selected</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">testpmd: create a new mbuf pool <mb_pool_0>: n=523456, size=2176, socket=0</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">testpmd: preferred mempool ops selected: ring_mp_mc</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">testpmd: create a new mbuf pool <mb_pool_1>: n=523456, size=2176, socket=1</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">testpmd: preferred mempool ops selected: ring_mp_mc</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Warning! port-topology=paired and odd forward ports number, the last port will pair with itself.</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Configuring Port 0 (socket 0)</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Segmentation fault</span></p> </div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><b><span style="font-size:12.0pt; color:black">Secondly, I also tried to debug the code and found that there are some missing functions in mlx5 PMD (mlx5_flow_hw_drv_ops): </span></b><span style="font-size:12.0pt; color:black"></span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Configuring Port 0 (socket 0) </span></p> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Thread 1 "dpdk-testpmd" received signal SIGSEGV, Segmentation fault.</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">0x0000000000000000 in ?? ()</span></p> </div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">(gdb) bt </span></p> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">#0 0x0000000000000000 in ?? ()</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">#1 0x000000000201fb7e in flow_drv_validate (dev=0x7ce4d80 <rte_eth_devices>, attr=0x7fffffffd150, items=0x7fffffffd0f0, actions=0x7fffffffd0a0, external=false, hairpin=0, error=0x7fffffffd080)</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> at ../drivers/net/mlx5/mlx5_flow.c:3770</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">#2 0x00000000020302b1 in flow_list_create (dev=0x7ce4d80 <rte_eth_devices>, type=MLX5_FLOW_TYPE_CTL, attr=0x7fffffffd150, items=0x7fffffffd0f0, original_actions=0x7fffffffd0a0, external=false, </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> error=0x7fffffffd080) at ../drivers/net/mlx5/mlx5_flow.c:6872</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">#3 0x0000000002031976 in mlx5_ctrl_flow_vlan (dev=0x7ce4d80 <rte_eth_devices>, eth_spec=0x7fffffffd2c0, eth_mask=0x7fffffffd2c0, vlan_spec=0x0, vlan_mask=0x0) at ../drivers/net/mlx5/mlx5_flow.c:7626</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">#4 0x00000000020319dd in mlx5_ctrl_flow (dev=0x7ce4d80 <rte_eth_devices>, eth_spec=0x7fffffffd2c0, eth_mask=0x7fffffffd2c0) at ../drivers/net/mlx5/mlx5_flow.c:7651</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">#5 0x00000000020c86c5 in mlx5_traffic_enable (dev=0x7ce4d80 <rte_eth_devices>) at ../drivers/net/mlx5/mlx5_trigger.c:1411</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">#6 0x00000000020c7b6d in mlx5_dev_start (dev=0x7ce4d80 <rte_eth_devices>) at ../drivers/net/mlx5/mlx5_trigger.c:1173</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">#7 0x0000000000ae286a in rte_eth_dev_start (port_id=0) at ../lib/ethdev/rte_ethdev.c:1474</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">#8 0x000000000066b0ff in eth_dev_start_mp (port_id=0) at ../app/test-pmd/testpmd.c:646</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">#9 0x0000000000670135 in start_port (pid=65535) at ../app/test-pmd/testpmd.c:3027</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">#10 0x00000000006731e7 in main (argc=4, argv=0x7fffffffe3d0) at ../app/test-pmd/testpmd.c:4398</span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">(gdb) </span></p> </div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div> <p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Please correct me if I am doing anything wronf.</span></p> </div> <div> <div> <p class="x_MsoNormal"><span style="font-size:12.0pt; color:black"> </span></p> </div> <div id="x_Signature"> <div> <div> <p class="x_MsoNormal"><span style="font-size:12.0pt; color:black">Regards,</span></p> </div> <div> <p class="x_MsoNormal"><span style="font-size:12.0pt; color:black">Haider</span></p> </div> </div> </div> </div> </div> </div> </div> </body> </html>