Tue, Mar 07, 2023 at 04:00:30PM CET, po-hsu.lin@xxxxxxxxxxxxx wrote: >The `devlink -j port show` command output may not contain the "flavour" >key, an example from s390x LPAR with Ubuntu 22.10 (5.19.0-37-generic), >iproute2-5.15.0: > {"port":{"pci/0001:00:00.0/1":{"type":"eth","netdev":"ens301"}, > "pci/0001:00:00.0/2":{"type":"eth","netdev":"ens301d1"}, > "pci/0002:00:00.0/1":{"type":"eth","netdev":"ens317"}, > "pci/0002:00:00.0/2":{"type":"eth","netdev":"ens317d1"}}} As Jakub wrote, this is odd. Could you debug if kernel sends the flavour attr and if not why? Also, could you try with most recent kernel?