From patchwork Tue Dec 10 04:04:04 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "D. Wythe" X-Patchwork-Id: 13900832 Received: from out30-110.freemail.mail.aliyun.com (out30-110.freemail.mail.aliyun.com [115.124.30.110]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 950961D88BE; Tue, 10 Dec 2024 04:04:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=115.124.30.110 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733803459; cv=none; b=OeNLsZWU7vg76we3hRRC+Xs6xEqTGm831MQRzIoWZdiQEIvD1nKo8A4F/o6nkRoR3ChSujjpgJ0hRS48NyIj18LSlgaYEBx4nmu8Tn1gmnKhg9mQWWZ7HYAGP30DzXumxVCJnXhS62weTvaIPm/7ZOGg9S0APZ4g8jnkY6d5BBc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733803459; c=relaxed/simple; bh=Bur7wMe5CNt8U8U0nLUgsvhEgiGkXeP06pNuElZiwdw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Fdwm5JoKp0AB/zrfis4CuS7kabW42smujMAFxgyr8KC8ApKjE4gSnbUMp0GF2HM5e3qctkeEJkItaD3i51BEWJjaZe1LTq8q6T1nx3nHaGl/Z8hdiSspfoIUxG8FaS1yhE8NswngT+FcaT6vHqMnqUHwsKr55RCr96t0bIheYMg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com; spf=pass smtp.mailfrom=linux.alibaba.com; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b=lHVAEolG; arc=none smtp.client-ip=115.124.30.110 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b="lHVAEolG" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1733803454; h=From:To:Subject:Date:Message-ID:MIME-Version; bh=vTSvP3e/ROYC5cFQaLa60zEsDF7ockvJdWEdUmNMjvs=; b=lHVAEolGuvMdSG/CFiSDX0Zas/5e2AuXyh1ZBL0tFh1a1F93mIlZiWsCASg4ifuzImof5g6mY9rlut5LkkkZqemekm5He12fWT7YFsVGjvgplafUydZSUvKTbjzWkjvFD1VTceY/6LRM3SimV733F4ziVkAdrU3uEiIWvNEaLek= Received: from j66a10360.sqa.eu95.tbsite.net(mailfrom:alibuda@linux.alibaba.com fp:SMTPD_---0WLDSEYr_1733803452 cluster:ay36) by smtp.aliyun-inc.com; Tue, 10 Dec 2024 12:04:13 +0800 From: "D. Wythe" To: kgraul@linux.ibm.com, wenjia@linux.ibm.com, jaka@linux.ibm.com, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev, pabeni@redhat.com, song@kernel.org, sdf@google.com, haoluo@google.com, yhs@fb.com, edumazet@google.com, john.fastabend@gmail.com, kpsingh@kernel.org, jolsa@kernel.org, guwen@linux.alibaba.com Cc: kuba@kernel.org, davem@davemloft.net, netdev@vger.kernel.org, linux-s390@vger.kernel.org, linux-rdma@vger.kernel.org, bpf@vger.kernel.org Subject: [PATCH bpf-next v2 5/5] bpf/selftests: add simple selftest for bpf_smc_ops Date: Tue, 10 Dec 2024 12:04:04 +0800 Message-ID: <20241210040404.10606-6-alibuda@linux.alibaba.com> X-Mailer: git-send-email 2.45.0 In-Reply-To: <20241210040404.10606-1-alibuda@linux.alibaba.com> References: <20241210040404.10606-1-alibuda@linux.alibaba.com> Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This PATCH adds a tiny selftest for bpf_smc_ops, to verify the ability to load and attach. Follow the steps below to run this test. make -C tools/testing/selftests/bpf cd tools/testing/selftests/bpf sudo ./test_progs -t smc Results shows: Summary: 1/1 PASSED, 0 SKIPPED, 0 FAILED Signed-off-by: D. Wythe --- tools/testing/selftests/bpf/config | 3 +++ .../selftests/bpf/prog_tests/test_bpf_smc.c | 25 +++++++++++++++++ tools/testing/selftests/bpf/progs/bpf_smc.c | 27 +++++++++++++++++++ 3 files changed, 55 insertions(+) create mode 100644 tools/testing/selftests/bpf/prog_tests/test_bpf_smc.c create mode 100644 tools/testing/selftests/bpf/progs/bpf_smc.c diff --git a/tools/testing/selftests/bpf/config b/tools/testing/selftests/bpf/config index c378d5d07e02..99f1cf10475f 100644 --- a/tools/testing/selftests/bpf/config +++ b/tools/testing/selftests/bpf/config @@ -113,3 +113,6 @@ CONFIG_XDP_SOCKETS=y CONFIG_XFRM_INTERFACE=y CONFIG_TCP_CONG_DCTCP=y CONFIG_TCP_CONG_BBR=y +CONFIG_INFINIBAND=m +CONFIG_SMC=m +CONFIG_SMC_OPS=y \ No newline at end of file diff --git a/tools/testing/selftests/bpf/prog_tests/test_bpf_smc.c b/tools/testing/selftests/bpf/prog_tests/test_bpf_smc.c new file mode 100644 index 000000000000..b24da7e8db66 --- /dev/null +++ b/tools/testing/selftests/bpf/prog_tests/test_bpf_smc.c @@ -0,0 +1,25 @@ +// SPDX-License-Identifier: GPL-2.0 +#include + +#include "bpf_smc.skel.h" + +static void load(void) +{ + struct bpf_smc *skel; + int ret; + + skel = bpf_smc__open_and_load(); + if (!ASSERT_OK_PTR(skel, "bpf_smc__open_and_load")) + return; + + ret = bpf_smc__attach(skel); + ASSERT_EQ(ret, 0, "bpf_smc__attach"); + + bpf_smc__destroy(skel); +} + +void test_bpf_smc(void) +{ + if (test__start_subtest("load")) + load(); +} diff --git a/tools/testing/selftests/bpf/progs/bpf_smc.c b/tools/testing/selftests/bpf/progs/bpf_smc.c new file mode 100644 index 000000000000..32d15596f209 --- /dev/null +++ b/tools/testing/selftests/bpf/progs/bpf_smc.c @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include "vmlinux.h" + +#include +#include + +char _license[] SEC("license") = "GPL"; + +SEC("struct_ops/bpf_smc_set_tcp_option_cond") +int BPF_PROG(bpf_smc_set_tcp_option_cond, const struct tcp_sock *tp, struct inet_request_sock *ireq) +{ + return 0; +} + +SEC("struct_ops/bpf_smc_set_tcp_option") +int BPF_PROG(bpf_smc_set_tcp_option, struct tcp_sock *tp) +{ + return 1; +} + +SEC(".struct_ops.link") +struct smc_ops sample_smc_ops = { + .name = "sample", + .set_option = (void *) bpf_smc_set_tcp_option, + .set_option_cond = (void *) bpf_smc_set_tcp_option_cond, +};