This sentence removed: Red Hat recommends that you change the `DerivePciWhitelistEnabled` value to `false` from the default of `true`, and then manually configure the list in the `NovaPCIPassthrough` parameter. access.redhat.com/documentation/en-us/red_hat_openstack_platform/16.1/html-single/network_functions_virtualization_planning_and_configuration_guide/index#c_ovsdpdk-cpu-parameters