On Mon, Mar 01, 2021 at 01:48:49AM +0000, bugzi...@dpdk.org wrote: > https://bugs.dpdk.org/show_bug.cgi?id=644 > > Bug ID: 644 > Summary: [dpdk-19.11.7]usertools/dpdk-devbind.py: bind NIC port > to DPDK failed in vm. > Product: DPDK > Version: 19.11 > Hardware: All > OS: All > Status: UNCONFIRMED > Severity: normal > Priority: Normal > Component: other > Assignee: dev@dpdk.org > Reporter: weix.l...@intel.com > Target Milestone: --- > > DPDK version: > 19.11.7-rc1(cbcd84e3304f43623efe34236f548a1bdae68ca4) > Other software versions: qemu-4.2.1 > OS: Ubuntu 20.04.1 LTS/5.10.0-051000-generic > Compiler: gcc version 9.3.0 (Ubuntu 9.3.0-10ubuntu2) > Hardware platform: Intel(R) Xeon(R) Platinum 8280M CPU @ 2.70GHz > NIC hardware: fortville_spirit > NIC firmware: 5.10.0-051000-generic/8.00 0x80008b8a 1.2766.0 > Test Setup > Steps to reproduce > List the steps to reproduce the issue. > > #1.Bind nic port to vfio-pci on host > > usertools/dpdk-devbind.py --force --bind=vfio-pci 0000:af:00.0 0000:af:00.1 > Unrelated to this bug, don't use "--force" flag with dpdk-devbind unless the script won't let you unbind a port from the kernel and you are absolutely sure it is safe to do so. It should never be routinely used.
/Bruce
