https://docs.openshift.com/container-platform/4.14/machine_management/creating_machinesets/creating-machineset-osp.html#machineset-yaml-osp-sr-iov_creating-machineset-osp

We should document that SRIOV/DPDK with Shift On Stack doesn't support network device hotplug. If a neutron port is added or removed from a CNF worker, the worker will have to be rebooted so the SR-IOV network operator to pick up the new device.

Reference to the code: https://github.com/openshift/sriov-network-operator/blob/master/pkg/daemon/writer.go#L46-L81

4.14, 4.13, 4.12, 4.11, 4.10