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Date: Wed, 09 Dec 2020 14:57:38 +0100 From: Toke Høiland-Jørgensen <toke@...hat.com> To: Jakub Kicinski <kuba@...nel.org> Cc: "David S. Miller" <davem@...emloft.net>, Daniel Borkmann <daniel@...earbox.net>, Alexei Starovoitov <ast@...nel.org>, Andrii Nakryiko <andriin@...com>, Martin KaFai Lau <kafai@...com>, Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>, John Fastabend <john.fastabend@...il.com>, KP Singh <kpsingh@...omium.org>, Jesper Dangaard Brouer <hawk@...nel.org>, "Michael S. Tsirkin" <mst@...hat.com>, Romain Perier <romain.perier@...il.com>, Allen Pais <apais@...ux.microsoft.com>, Grygorii Strashko <grygorii.strashko@...com>, Simon Horman <simon.horman@...ronome.com>, "Gustavo A. R. Silva" <gustavoars@...nel.org>, Lorenzo Bianconi <lorenzo@...nel.org>, Wei Yongjun <weiyongjun1@...wei.com>, Jiri Benc <jbenc@...hat.com>, oss-drivers@...ronome.com, linux-omap@...r.kernel.org, netdev@...r.kernel.org, bpf@...r.kernel.org Subject: [PATCH bpf v4 2/7] selftests/bpf/test_offload.py: Remove check for program load flags match From: Toke Høiland-Jørgensen <toke@...hat.com> Since we just removed the xdp_attachment_flags_ok() callback, also remove the check for it in test_offload.py, and replace it with a test for the new ambiguity-avoid check when multiple programs are loaded. Fixes: 7f0a838254bd ("bpf, xdp: Maintain info on attached XDP BPF programs in net_device") Signed-off-by: Toke Høiland-Jørgensen <toke@...hat.com> --- tools/testing/selftests/bpf/test_offload.py | 22 +++++----------------- 1 file changed, 5 insertions(+), 17 deletions(-) diff --git a/tools/testing/selftests/bpf/test_offload.py b/tools/testing/selftests/bpf/test_offload.py index 43c9cda199b8..becd27b2f4ba 100755 --- a/tools/testing/selftests/bpf/test_offload.py +++ b/tools/testing/selftests/bpf/test_offload.py @@ -716,13 +716,11 @@ def test_multi_prog(simdev, sim, obj, modename, modeid): fail(ret == 0, "Replaced one of programs without -force") check_extack(err, "XDP program already attached.", args) - if modename == "" or modename == "drv": - othermode = "" if modename == "drv" else "drv" - start_test("Test multi-attachment XDP - detach...") - ret, _, err = sim.unset_xdp(othermode, force=True, - fail=False, include_stderr=True) - fail(ret == 0, "Removed program with a bad mode") - check_extack(err, "program loaded with different flags.", args) + start_test("Test multi-attachment XDP - remove without mode...") + ret, _, err = sim.unset_xdp("", force=True, + fail=False, include_stderr=True) + fail(ret == 0, "Removed program without a mode flag") + check_extack(err, "More than one program loaded, unset mode is ambiguous.", args) sim.unset_xdp("offload") xdp = sim.ip_link_show(xdp=True)["xdp"] @@ -1001,16 +999,6 @@ try: check_extack(err, "native and generic XDP can't be active at the same time.", args) - ret, _, err = sim.set_xdp(obj, "", force=True, - fail=False, include_stderr=True) - fail(ret == 0, "Replaced XDP program with a program in different mode") - check_extack(err, "program loaded with different flags.", args) - - start_test("Test XDP prog remove with bad flags...") - ret, _, err = sim.unset_xdp("", force=True, - fail=False, include_stderr=True) - fail(ret == 0, "Removed program with a bad mode") - check_extack(err, "program loaded with different flags.", args) start_test("Test MTU restrictions...") ret, _ = sim.set_mtu(9000, fail=False)
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