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Patch 1 extends ovs-dpctl.py with vlan(vid=X,pcp=Y,cfi=Z) formatting and parsing, plus an encap_ovskey subclass for safe ENCAP NLA decoding. Patch 2 adds the selftest with baseline, negative, and positive checks. Tested with vng on x86_64, all OVS selftests pass (including new test_pop_vlan). v4: - fix all checkpatch line-length warnings in new code - fix pylint W0707: use explicit exception chaining (from exc) v3: https://lore.kernel.org/netdev/20260503120946.51869-1-houminxi@gmail.com/ - encap_ovskey: MPLS type "ovs_key_mpls" -> "array(ovs_key_mpls)" - encap_ovskey: PRIORITY/IN_PORT set to "none" (metadata, not in ENCAP) - _vlan_dpstr: cfi=0 falls back to tci=0x%04x for round-trip safety - encap parse(): check return value for unrecognized trailing content - vlan parser: boundary check + raise-from for exception chaining - start_capture: || return $? to propagate ksft_skip correctly - on_exit: moved after resource creation, not before - ping success: changed from NOTE to FAIL + return 1 - VLAN interface creation: added || return 1 error propagation - netns probe: distinguish EEXIST from missing CONFIG_NET_NS - sbx_add: || return $ksft_skip -> || return $? (match sibling tests) v2: https://lore.kernel.org/netdev/20260501133924.3100680-1-houminxi@gmail.com/ Minxi Hou (2): selftests: openvswitch: add vlan() and encap() flow string parsing selftests: openvswitch: add pop_vlan test .../selftests/net/openvswitch/openvswitch.sh | 196 +++++++++++++ .../selftests/net/openvswitch/ovs-dpctl.py | 268 +++++++++++++++++- 2 files changed, 456 insertions(+), 8 deletions(-) -- 2.53.0