diff --git a/tools/testing/selftests/bpf/test_offload.py b/tools/testing/selftests/bpf/test_offload.py index 49f5ceeabfa6f8becca9ea02a56b8fc4a4e18e8e..e78aad0a68bb9963368a5236377144c8e61cb230 100755 --- a/tools/testing/selftests/bpf/test_offload.py +++ b/tools/testing/selftests/bpf/test_offload.py @@ -430,13 +430,15 @@ class NetdevSim: return filters def cls_filter_op(self, op, qdisc="ingress", prio=None, handle=None, - cls="", params="", + chain=None, cls="", params="", fail=True, include_stderr=False): spec = "" if prio is not None: spec += " prio %d" % (prio) if handle: spec += " handle %s" % (handle) + if chain is not None: + spec += " chain %d" % (chain) return tc("filter {op} dev {dev} {qdisc} {spec} {cls} {params}"\ .format(op=op, dev=self['ifname'], qdisc=qdisc, spec=spec, @@ -444,7 +446,7 @@ class NetdevSim: fail=fail, include_stderr=include_stderr) def cls_bpf_add_filter(self, bpf, op="add", prio=None, handle=None, - da=False, verbose=False, + chain=None, da=False, verbose=False, skip_sw=False, skip_hw=False, fail=True, include_stderr=False): cls = "bpf " + bpf @@ -460,7 +462,7 @@ class NetdevSim: params += " skip_hw" return self.cls_filter_op(op=op, prio=prio, handle=handle, cls=cls, - params=params, + chain=chain, params=params, fail=fail, include_stderr=include_stderr) def set_ethtool_tc_offloads(self, enable, fail=True): @@ -679,6 +681,14 @@ try: args) sim.wait_for_flush() + start_test("Test non-0 chain offload...") + ret, _, err = sim.cls_bpf_add_filter(obj, chain=1, prio=1, handle=1, + skip_sw=True, + fail=False, include_stderr=True) + fail(ret == 0, "Offloaded a filter to chain other than 0") + check_extack(err, "Error: Driver supports only offload of chain 0.", args) + sim.tc_flush_filters() + start_test("Test TC replace...") sim.cls_bpf_add_filter(obj, prio=1, handle=1) sim.cls_bpf_add_filter(obj, op="replace", prio=1, handle=1)