From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-181.mta1.migadu.com (out-181.mta1.migadu.com [95.215.58.181]) (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 29B6E2F32 for ; Tue, 3 Jun 2025 02:26:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.181 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748917609; cv=none; b=HlXiWv9whI3VKi6h5s2DvJqCpzFnafcKpYk127jOVP5dzSlQlos1n7atkhui0FasoKfYRVpFxLxqwIF73XP3D6cG52Es7vxtwLVvTK5Bd78+MCNoShdUMAuS2QIxnSgBxHxaSwPqAEX0KqxOq0F0Agez4HJAZt5FpPxKYduNjso= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748917609; c=relaxed/simple; bh=WtUg347PPnbTvJY3ZF6ea7OvXE4nW39nliWVqjd+Als=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=odaAbVf8OPIOOtDWYaPPvUH5CiUNQx0ljj59ir4kks/S65wEXFmF8KmEmf8ds8vQr+jB5sn21jjVxH/HcFhUyvzDIumRvpGR42CbNMTCEdicfoxkceMJBxD/pIvf2U2XYl83x/FLyND5TDCiG1BjL2MwK48aGUdtO8T5kpVyNIQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=lp98eMUB; arc=none smtp.client-ip=95.215.58.181 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="lp98eMUB" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1748917596; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=WtreXJVniO6PUMbul7+Rp4OyqtPtOqIlOLDkBLtX3Hs=; b=lp98eMUBmzPTb1XMQVSV0/6/kNZY6DdVCrk5NQhLF89YO3//lVpJumhNMOuJswd15NZY21 nC0+JcHF8OLlaEGoG9Fw6WLGkBdau09ycg8IZy8oNGZ28iLZ5u38F/tjNlbV0Syfx5vSTy ANxbIUkueiTi8GKr3PV0S1mbCNPb9z8= From: Tao Chen To: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com, song@kernel.org, yonghong.song@linux.dev, john.fastabend@gmail.com, kpsingh@kernel.org, sdf@fomichev.me, qmo@kernel.org, jolsa@kernel.org Cc: bpf@vger.kernel.org, linux-kernel@vger.kernel.org, Tao Chen Subject: [PATCH bpf-next v2 2/3] selftests/bpf: Add cookies check for raw_tp fill_link_info test Date: Tue, 3 Jun 2025 10:26:09 +0800 Message-Id: <20250603022610.3005963-2-chen.dylane@linux.dev> In-Reply-To: <20250603022610.3005963-1-chen.dylane@linux.dev> References: <20250603022610.3005963-1-chen.dylane@linux.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT Adding tests for getting cookie with fill_link_info for raw_tp. Signed-off-by: Tao Chen --- .../selftests/bpf/prog_tests/bpf_cookie.c | 26 ++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_cookie.c b/tools/testing/selftests/bpf/prog_tests/bpf_cookie.c index 6befa87043..0774ae6c1b 100644 --- a/tools/testing/selftests/bpf/prog_tests/bpf_cookie.c +++ b/tools/testing/selftests/bpf/prog_tests/bpf_cookie.c @@ -635,10 +635,29 @@ static void tp_btf_subtest(struct test_bpf_cookie *skel) bpf_link__destroy(link); } +static int verify_raw_tp_link_info(int fd, u64 cookie) +{ + struct bpf_link_info info; + int err; + u32 len = sizeof(info); + + memset(&info, 0, sizeof(info)); + err = bpf_link_get_info_by_fd(fd, &info, &len); + if (!ASSERT_OK(err, "get_link_info")) + return -1; + + if (!ASSERT_EQ(info.type, BPF_LINK_TYPE_RAW_TRACEPOINT, "link_type")) + return -1; + + ASSERT_EQ(info.raw_tracepoint.cookie, cookie, "raw_tp_cookie"); + + return 0; +} + static void raw_tp_subtest(struct test_bpf_cookie *skel) { __u64 cookie; - int prog_fd, link_fd = -1; + int err, prog_fd, link_fd = -1; struct bpf_link *link = NULL; LIBBPF_OPTS(bpf_raw_tp_opts, raw_tp_opts); LIBBPF_OPTS(bpf_raw_tracepoint_opts, opts); @@ -656,6 +675,11 @@ static void raw_tp_subtest(struct test_bpf_cookie *skel) goto cleanup; usleep(1); /* trigger */ + + err = verify_raw_tp_link_info(link_fd, cookie); + if (!ASSERT_OK(err, "verify_raw_tp_link_info")) + goto cleanup; + close(link_fd); /* detach */ link_fd = -1; -- 2.43.0