From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 90D03C76186 for ; Tue, 23 Jul 2019 21:35:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6532C218F0 for ; Tue, 23 Jul 2019 21:35:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=fb.com header.i=@fb.com header.b="f61xOV9/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2392107AbfGWVfA (ORCPT ); Tue, 23 Jul 2019 17:35:00 -0400 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:61234 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729084AbfGWVfA (ORCPT ); Tue, 23 Jul 2019 17:35:00 -0400 Received: from pps.filterd (m0044010.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x6NLQIiP003980 for ; Tue, 23 Jul 2019 14:34:59 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : mime-version : content-type : content-transfer-encoding; s=facebook; bh=l59IJz/Pl3i3Po1J3KD9hdZaTUSN4axyc7V+n1XtiLM=; b=f61xOV9/u93CKU7x2YVsr5kZrVswrJJzziCKtSWZfvHE8d8vx9GlNfPeS64rKtCRsXUi LgsRk1uy9KJIvRA2gM5RKRnxKmXmYx48YqPlBeCbn/xoUF2FJLW1q7J0OP0qoaIJK1DN saVvkIHynEk9eeW37C5wq0IzN/gIJd+kDc8= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com with ESMTP id 2tx61p13en-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Tue, 23 Jul 2019 14:34:59 -0700 Received: from mx-out.facebook.com (2620:10d:c0a8:1b::d) by mail.thefacebook.com (2620:10d:c0a8:83::4) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Tue, 23 Jul 2019 14:34:57 -0700 Received: by dev101.prn2.facebook.com (Postfix, from userid 137359) id 2AE218615A2; Tue, 23 Jul 2019 14:34:56 -0700 (PDT) Smtp-Origin-Hostprefix: dev From: Andrii Nakryiko Smtp-Origin-Hostname: dev101.prn2.facebook.com To: , , , , CC: , , Andrii Nakryiko Smtp-Origin-Cluster: prn2c23 Subject: [PATCH v2 bpf-next 0/5] switch samples and tests to libbpf perf buffer API Date: Tue, 23 Jul 2019 14:34:40 -0700 Message-ID: <20190723213445.1732339-1-andriin@fb.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-FB-Internal: Safe X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-07-23_09:,, signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 priorityscore=1501 malwarescore=0 suspectscore=8 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=872 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1907230216 X-FB-Internal: deliver Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org There were few more tests and samples that were using custom perf buffer = setup code from trace_helpers.h. This patch set gets rid of all the usages of t= hose and removes helpers themselves. Libbpf provides nicer, but equally powerf= ul set of APIs to work with perf ring buffers, so let's have all the samples= use v1->v2: - make logging message one long line instead of two (Song). Andrii Nakryiko (5): selftests/bpf: convert test_get_stack_raw_tp to perf_buffer API selftests/bpf: switch test_tcpnotify to perf_buffer API samples/bpf: convert xdp_sample_pkts_user to perf_buffer API samples/bpf: switch trace_output sample to perf_buffer API selftests/bpf: remove perf buffer helpers samples/bpf/trace_output_user.c | 43 ++---- samples/bpf/xdp_sample_pkts_user.c | 61 +++------ .../bpf/prog_tests/get_stack_raw_tp.c | 78 ++++++----- .../bpf/progs/test_get_stack_rawtp.c | 2 +- .../selftests/bpf/test_tcpnotify_user.c | 90 +++++-------- tools/testing/selftests/bpf/trace_helpers.c | 125 ------------------ tools/testing/selftests/bpf/trace_helpers.h | 9 -- 7 files changed, 111 insertions(+), 297 deletions(-) --=20 2.17.1