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From: Song Liu <song@kernel.org>
To: Li Zhijian <lizhijian@cn.fujitsu.com>
Cc: Shuah Khan <shuah@kernel.org>,
linux-kselftest@vger.kernel.org,
Networking <netdev@vger.kernel.org>, bpf <bpf@vger.kernel.org>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii@kernel.org>,
Martin KaFai Lau <kafai@fb.com>, Song Liu <songliubraving@fb.com>,
Yonghong Song <yhs@fb.com>, KP Singh <kpsingh@kernel.org>,
open list <linux-kernel@vger.kernel.org>,
philip.li@intel.com, yifeix.zhu@intel.com
Subject: Re: [PATCH 2/3] selftests/bpf: add default bpftool built by selftests to PATH
Date: Thu, 19 Aug 2021 15:13:24 -0700 [thread overview]
Message-ID: <CAPhsuW6Bq==H9qdjCQtuQiaUz6+oqgeMTTnseCUwS5WuhH1TNQ@mail.gmail.com> (raw)
In-Reply-To: <20210819072431.21966-2-lizhijian@cn.fujitsu.com>
On Thu, Aug 19, 2021 at 12:27 AM Li Zhijian <lizhijian@cn.fujitsu.com> wrote:
>
> For 'make run_tests':
> selftests will build bpftool into tools/testing/selftests/bpf/tools/sbin/bpftool
> by default.
>
> ==================
> root@lkp-skl-d01 /opt/rootfs/v5.14-rc4# make -C tools/testing/selftests/bpf run_tests
> make: Entering directory '/opt/rootfs/v5.14-rc4/tools/testing/selftests/bpf'
> MKDIR include
> MKDIR libbpf
> MKDIR bpftool
> [...]
> GEN /opt/rootfs/v5.14-rc4/tools/testing/selftests/bpf/tools/build/bpftool/profiler.skel.h
> CC /opt/rootfs/v5.14-rc4/tools/testing/selftests/bpf/tools/build/bpftool/prog.o
> GEN /opt/rootfs/v5.14-rc4/tools/testing/selftests/bpf/tools/build/bpftool/pid_iter.skel.h
> CC /opt/rootfs/v5.14-rc4/tools/testing/selftests/bpf/tools/build/bpftool/pids.o
> LINK /opt/rootfs/v5.14-rc4/tools/testing/selftests/bpf/tools/build/bpftool/bpftool
> INSTALL bpftool
> GEN vmlinux.h
> [...]
> # test_feature_dev_json (test_bpftool.TestBpftool) ... ERROR
> # test_feature_kernel (test_bpftool.TestBpftool) ... ERROR
> # test_feature_kernel_full (test_bpftool.TestBpftool) ... ERROR
> # test_feature_kernel_full_vs_not_full (test_bpftool.TestBpftool) ... ERROR
> # test_feature_macros (test_bpftool.TestBpftool) ... Error: bug: failed to retrieve CAP_BPF status: Invalid argument
> # ERROR
> #
> # ======================================================================
> # ERROR: test_feature_dev_json (test_bpftool.TestBpftool)
> # ----------------------------------------------------------------------
> # Traceback (most recent call last):
> # File "/opt/rootfs/v5.14-rc4/tools/testing/selftests/bpf/test_bpftool.py", line 57, in wrapper
> # return f(*args, iface, **kwargs)
> # File "/opt/rootfs/v5.14-rc4/tools/testing/selftests/bpf/test_bpftool.py", line 82, in test_feature_dev_json
> # res = bpftool_json(["feature", "probe", "dev", iface])
> # File "/opt/rootfs/v5.14-rc4/tools/testing/selftests/bpf/test_bpftool.py", line 42, in bpftool_json
> # res = _bpftool(args)
> # File "/opt/rootfs/v5.14-rc4/tools/testing/selftests/bpf/test_bpftool.py", line 34, in _bpftool
> # return subprocess.check_output(_args)
> # File "/usr/lib/python3.7/subprocess.py", line 395, in check_output
> # **kwargs).stdout
> # File "/usr/lib/python3.7/subprocess.py", line 487, in run
> # output=stdout, stderr=stderr)
> # subprocess.CalledProcessError: Command '['bpftool', '-j', 'feature', 'probe', 'dev', 'dummy0']' returned non-zero exit status 255.
> #
> ==================
>
> Signed-off-by: Li Zhijian <lizhijian@cn.fujitsu.com>
Acked-by: Song Liu <songliubraving@fb.com>
> ---
> tools/testing/selftests/bpf/test_bpftool.sh | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/tools/testing/selftests/bpf/test_bpftool.sh b/tools/testing/selftests/bpf/test_bpftool.sh
> index 66690778e36d..6b7ba19be1d0 100755
> --- a/tools/testing/selftests/bpf/test_bpftool.sh
> +++ b/tools/testing/selftests/bpf/test_bpftool.sh
> @@ -2,4 +2,9 @@
> # SPDX-License-Identifier: GPL-2.0
> # Copyright (c) 2020 SUSE LLC.
>
> +SCRIPT_DIR=$(dirname $(realpath $0))
> +
> +# 'make -C tools/testing/selftests/bpf' will install to BPFTOOL_INSTALL_PATH
> +BPFTOOL_INSTALL_PATH="$SCRIPT_DIR"/tools/sbin
> +export PATH=$BPFTOOL_INSTALL_PATH:$PATH
> python3 -m unittest -v test_bpftool.TestBpftool
> --
> 2.32.0
>
>
>
next prev parent reply other threads:[~2021-08-19 22:13 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-19 7:24 [PATCH 1/3] selftests/bpf: make test_doc_build.sh work from script directory Li Zhijian
2021-08-19 7:24 ` [PATCH 2/3] selftests/bpf: add default bpftool built by selftests to PATH Li Zhijian
2021-08-19 22:13 ` Song Liu [this message]
2021-08-19 7:24 ` [PATCH 3/3] selftests/bpf: add missing files required by test_bpftool.sh for installing Li Zhijian
2021-08-19 22:16 ` Song Liu
2021-08-20 2:02 ` lizhijian
2021-08-19 22:08 ` [PATCH 1/3] selftests/bpf: make test_doc_build.sh work from script directory Song Liu
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