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=-6.9 required=3.0 tests=BAYES_00,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 4DE1DC2D0E4 for ; Thu, 12 Nov 2020 21:13:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DE8B021D91 for ; Thu, 12 Nov 2020 21:12:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=fb.com header.i=@fb.com header.b="OxOUw1eZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727189AbgKLVM7 (ORCPT ); Thu, 12 Nov 2020 16:12:59 -0500 Received: from mx0b-00082601.pphosted.com ([67.231.153.30]:39094 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726337AbgKLVM7 (ORCPT ); Thu, 12 Nov 2020 16:12:59 -0500 Received: from pps.filterd (m0089730.ppops.net [127.0.0.1]) by m0089730.ppops.net (8.16.0.42/8.16.0.42) with SMTP id 0ACL1g2c017372 for ; Thu, 12 Nov 2020 13:12:58 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=facebook; bh=3TxQl2Ty/QLplzdhLjMNcbakijcLZV5aaOyIRDAPopo=; b=OxOUw1eZxFKZ5XkOZlU7o7ag9pmZrItZ08qsgUW1RDxoodWkvRlVJZK41VuDpMSlsudn H7pmHKS9gwaWUqGLmIZ8/oM/foHZ1kXX7t66+/GPiMrYZ8+gpe9GLUc50OTFBcCSuwmk Dy1VPmWlv8bpLkXQY6AkACKPBa6SfAUcX5I= Received: from mail.thefacebook.com ([163.114.132.120]) by m0089730.ppops.net with ESMTP id 34r4sh5243-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Thu, 12 Nov 2020 13:12:58 -0800 Received: from intmgw001.03.ash8.facebook.com (2620:10d:c085:108::8) by mail.thefacebook.com (2620:10d:c085:11d::4) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1979.3; Thu, 12 Nov 2020 13:12:55 -0800 Received: by devbig005.ftw2.facebook.com (Postfix, from userid 6611) id 1286B29469C4; Thu, 12 Nov 2020 13:12:55 -0800 (PST) From: Martin KaFai Lau To: CC: Alexei Starovoitov , Daniel Borkmann , , Subject: [PATCH v2 bpf-next 0/4] bpf: Enable bpf_sk_storage for FENTRY/FEXIT/RAW_TP Date: Thu, 12 Nov 2020 13:12:55 -0800 Message-ID: <20201112211255.2585961-1-kafai@fb.com> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-FB-Internal: Safe Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312,18.0.737 definitions=2020-11-12_12:2020-11-12,2020-11-12 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 malwarescore=0 adultscore=0 clxscore=1015 suspectscore=13 bulkscore=0 mlxlogscore=411 priorityscore=1501 lowpriorityscore=0 mlxscore=0 phishscore=0 spamscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011120123 X-FB-Internal: deliver Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org This set is to allow the FENTRY/FEXIT/RAW_TP tracing program to use bpf_sk_storage. The first two patches are a cleanup. The last patch is tests. Patch 3 has the required kernel changes to enable bpf_sk_storage for FENTRY/FEXIT/RAW_TP. Please see individual patch for details. v2: - Rename some of the function prefix from sk_storage to bpf_sk_storage - Use prefix check instead of substr check Martin KaFai Lau (4): bpf: Folding omem_charge() into sk_storage_charge() bpf: Rename some functions in bpf_sk_storage bpf: Allow using bpf_sk_storage in FENTRY/FEXIT/RAW_TP bpf: selftest: Use bpf_sk_storage in FENTRY/FEXIT/RAW_TP include/net/bpf_sk_storage.h | 2 + kernel/trace/bpf_trace.c | 5 + net/core/bpf_sk_storage.c | 135 +++++++++++++----- .../bpf/prog_tests/sk_storage_tracing.c | 135 ++++++++++++++++++ .../bpf/progs/test_sk_storage_trace_itself.c | 29 ++++ .../bpf/progs/test_sk_storage_tracing.c | 95 ++++++++++++ 6 files changed, 369 insertions(+), 32 deletions(-) create mode 100644 tools/testing/selftests/bpf/prog_tests/sk_storage_tra= cing.c create mode 100644 tools/testing/selftests/bpf/progs/test_sk_storage_tra= ce_itself.c create mode 100644 tools/testing/selftests/bpf/progs/test_sk_storage_tra= cing.c --=20 2.24.1