selftests/net/bpf_offload.py

523         args = "hw-tc-offload %s" % ("on" if enable else "off")
633     start_test("Test multi-attachment XDP - %s + offload..." %
635     sim.set_xdp(obj, "offload")
646          "Offload program not reported after other activated")
651          "Offload ID changed after loading other program")
654     ret, _, err = sim.set_xdp(obj, "offload", fail=False, include_stderr=True)
664     sim.unset_xdp("offload")
672          "Offload program not reported after other activated")
675     fail(offloaded != "0", "Offload ID reported with only other program left")
678     sim.set_xdp(obj, "offload")
682          "Other program not reported after offload activated")
779     check_extack(err, "TC offload is disabled on net device.", args)
785     start_test("Test TC offload by default...")
795     start_test("Test TC cBPF bytcode tries offload by default...")
806     start_test("Test TC cBPF unbound bytecode doesn't offload...")
809     fail(ret == 0, "TC bytecode loaded for offload")
814     start_test("Test non-0 chain offload...")
819     check_extack(err, "Driver supports only offload of chain 0.", args)
852     test_spurios_extack(sim, obj, False, "TC offload is disabled")
853     test_spurios_extack(sim, obj, True, "TC offload is disabled")
872     start_test("Test TC offload basics...")
884     start_test("Test TC offload is device-bound...")
917     sim.set_xdp(obj, "offload")
969     start_test("Test non-offload XDP attaching to HW...")
972     ret, _, err = sim.set_xdp(nooffload, "offload",
978     start_test("Test offload XDP attaching to drv...")
979     bpftool_prog_load("sample_ret0.bpf.o", "/sys/fs/bpf/offload",
981     offload = bpf_pinned("/sys/fs/bpf/offload")  variable
982     ret, _, err = sim.set_xdp(offload, "drv", fail=False, include_stderr=True)
985     rm("/sys/fs/bpf/offload")
1000     ret, _, err = bpftool_prog_load("sample_ret0.bpf.o", "/sys/fs/bpf/offload",
1007     start_test("Test XDP offload...")
1008     _, _, err = sim.set_xdp(obj, "offload", verbose=True, include_stderr=True)
1015     start_test("Test XDP offload is device bound...")
1026     sim.unset_xdp("offload")
1027     sim.unset_xdp("offload")
1037     sim2.set_xdp(obj, "offload")
1040     ret, _, err = sim.set_xdp(pinned, "offload",
1045     ret, _, err = sim.set_xdp(pinned, "offload",
1058     sim.set_xdp(obj, "offload")
1062     check_extack_nsim(err, "driver and netdev offload states mismatch.", args)
1063     sim.unset_xdp("offload")
1067     ret, _, err = sim.set_xdp(obj, "offload", fail=False, include_stderr=True)
1078     sim.set_xdp(obj, "offload")
1081     sim.set_xdp(pinned, "offload", force=True)
1082     sim.unset_xdp("offload")
1083     sim.set_xdp(pinned, "offload", force=True)
1084     sim.unset_xdp("offload")
1086     start_test("Test offload of wrong type fails...")
1090     start_test("Test asking for TC offload of two filters...")
1094     fail(ret == 0, "Managed to offload two TC filters at the same time")
1095     check_extack_nsim(err, "driver and netdev offload states mismatch.", args)
1128     sim.set_xdp(map_obj, "offload", JSON=False) # map fixup msg breaks JSON
1160     sim.set_xdp(map_obj, "offload", JSON=False) # map fixup msg breaks JSON
1236     sim.unset_xdp("offload")
1242     sim.set_xdp(map_obj, "offload", JSON=False) # map fixup msg breaks JSON
1250     ret, _ = sim.set_xdp(map_obj, "offload", JSON=False, fail=False)
1252          "netdevsim didn't refuse to create a map with offload disabled")
1271     simA.set_xdp(progA, "offload", JSON=False)
1273         d.set_xdp(progB, "offload", JSON=False)
1276     ret, _ = simA.set_xdp(progB, "offload", force=True, JSON=False, fail=False)
1279         ret, _ = d.set_xdp(progA, "offload", force=True, JSON=False, fail=False)
1284         d.unset_xdp("offload")
1286     ret, _, err = simA.set_xdp(progB, "offload", force=True, JSON=False,
1291         ret, _, err = d.set_xdp(progA, "offload", force=True, JSON=False,
1313     fail(err.count("offload device mismatch between prog and map") == 0,
1321     fail(err.count("offload device mismatch between prog and map") == 0,