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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 52A38C433EF for ; Tue, 14 Dec 2021 00:49:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241858AbhLNAtI convert rfc822-to-8bit (ORCPT ); Mon, 13 Dec 2021 19:49:08 -0500 Received: from mx0b-00082601.pphosted.com ([67.231.153.30]:34030 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S231908AbhLNAtI (ORCPT ); Mon, 13 Dec 2021 19:49:08 -0500 Received: from pps.filterd (m0001303.ppops.net [127.0.0.1]) by m0001303.ppops.net (8.16.1.2/8.16.1.2) with ESMTP id 1BDMcSeF031378 for ; Mon, 13 Dec 2021 16:49:07 -0800 Received: from mail.thefacebook.com ([163.114.132.120]) by m0001303.ppops.net (PPS) with ESMTPS id 3cx9rq3h8d-8 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Mon, 13 Dec 2021 16:49:07 -0800 Received: from intmgw001.38.frc1.facebook.com (2620:10d:c085:208::f) by mail.thefacebook.com (2620:10d:c085:21d::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Mon, 13 Dec 2021 16:49:03 -0800 Received: by devbig019.vll3.facebook.com (Postfix, from userid 137359) id C6EF5D01DF7E; Mon, 13 Dec 2021 16:49:01 -0800 (PST) From: Andrii Nakryiko To: , , CC: , Subject: [PATCH v3 bpf-next 2/2] selftests/bpf: remove explicit setrlimit(RLIMIT_MEMLOCK) in main selftests Date: Mon, 13 Dec 2021 16:48:56 -0800 Message-ID: <20211214004856.3785613-3-andrii@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211214004856.3785613-1-andrii@kernel.org> References: <20211214004856.3785613-1-andrii@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT X-FB-Internal: Safe Content-Type: text/plain X-FB-Source: Intern X-Proofpoint-ORIG-GUID: E6YCh3OI6nuwZWd610t2V_45NthNo85x X-Proofpoint-GUID: E6YCh3OI6nuwZWd610t2V_45NthNo85x X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2021-12-13_14,2021-12-13_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=fb_outbound_notspam policy=fb_outbound score=0 priorityscore=1501 suspectscore=0 spamscore=0 impostorscore=0 mlxscore=0 adultscore=0 lowpriorityscore=0 mlxlogscore=999 clxscore=1015 malwarescore=0 phishscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2110150000 definitions=main-2112140001 X-FB-Internal: deliver Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org As libbpf now is able to automatically take care of RLIMIT_MEMLOCK increase (or skip it altogether on recent enough kernels), remove explicit setrlimit() invocations in bench, test_maps, test_verifier, and test_progs. Signed-off-by: Andrii Nakryiko --- tools/testing/selftests/bpf/bench.c | 16 ---------------- tools/testing/selftests/bpf/prog_tests/btf.c | 1 - .../selftests/bpf/prog_tests/select_reuseport.c | 1 - .../testing/selftests/bpf/prog_tests/sk_lookup.c | 1 - .../selftests/bpf/prog_tests/sock_fields.c | 1 - tools/testing/selftests/bpf/test_maps.c | 1 - tools/testing/selftests/bpf/test_progs.c | 2 -- tools/testing/selftests/bpf/test_verifier.c | 4 +++- 8 files changed, 3 insertions(+), 24 deletions(-) diff --git a/tools/testing/selftests/bpf/bench.c b/tools/testing/selftests/bpf/bench.c index bbb42e2cee0c..f973320e6dbf 100644 --- a/tools/testing/selftests/bpf/bench.c +++ b/tools/testing/selftests/bpf/bench.c @@ -29,26 +29,10 @@ static int libbpf_print_fn(enum libbpf_print_level level, return vfprintf(stderr, format, args); } -static int bump_memlock_rlimit(void) -{ - struct rlimit rlim_new = { - .rlim_cur = RLIM_INFINITY, - .rlim_max = RLIM_INFINITY, - }; - - return setrlimit(RLIMIT_MEMLOCK, &rlim_new); -} - void setup_libbpf(void) { - int err; - libbpf_set_strict_mode(LIBBPF_STRICT_ALL); libbpf_set_print(libbpf_print_fn); - - err = bump_memlock_rlimit(); - if (err) - fprintf(stderr, "failed to increase RLIMIT_MEMLOCK: %d", err); } void false_hits_report_progress(int iter, struct bench_res *res, long delta_ns) diff --git a/tools/testing/selftests/bpf/prog_tests/btf.c b/tools/testing/selftests/bpf/prog_tests/btf.c index 01b776a7beeb..8ba53acf9eb4 100644 --- a/tools/testing/selftests/bpf/prog_tests/btf.c +++ b/tools/testing/selftests/bpf/prog_tests/btf.c @@ -22,7 +22,6 @@ #include #include -#include "bpf_rlimit.h" #include "bpf_util.h" #include "../test_btf.h" #include "test_progs.h" diff --git a/tools/testing/selftests/bpf/prog_tests/select_reuseport.c b/tools/testing/selftests/bpf/prog_tests/select_reuseport.c index 980ac0f2c0bb..1cbd8cd64044 100644 --- a/tools/testing/selftests/bpf/prog_tests/select_reuseport.c +++ b/tools/testing/selftests/bpf/prog_tests/select_reuseport.c @@ -18,7 +18,6 @@ #include #include #include -#include "bpf_rlimit.h" #include "bpf_util.h" #include "test_progs.h" diff --git a/tools/testing/selftests/bpf/prog_tests/sk_lookup.c b/tools/testing/selftests/bpf/prog_tests/sk_lookup.c index 57846cc7ce36..597d0467a926 100644 --- a/tools/testing/selftests/bpf/prog_tests/sk_lookup.c +++ b/tools/testing/selftests/bpf/prog_tests/sk_lookup.c @@ -30,7 +30,6 @@ #include #include "test_progs.h" -#include "bpf_rlimit.h" #include "bpf_util.h" #include "cgroup_helpers.h" #include "network_helpers.h" diff --git a/tools/testing/selftests/bpf/prog_tests/sock_fields.c b/tools/testing/selftests/bpf/prog_tests/sock_fields.c index fae40db4d81f..9fc040eaa482 100644 --- a/tools/testing/selftests/bpf/prog_tests/sock_fields.c +++ b/tools/testing/selftests/bpf/prog_tests/sock_fields.c @@ -15,7 +15,6 @@ #include "network_helpers.h" #include "cgroup_helpers.h" #include "test_progs.h" -#include "bpf_rlimit.h" #include "test_sock_fields.skel.h" enum bpf_linum_array_idx { diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c index f4cd658bbe00..50f7e74ca0b9 100644 --- a/tools/testing/selftests/bpf/test_maps.c +++ b/tools/testing/selftests/bpf/test_maps.c @@ -23,7 +23,6 @@ #include #include "bpf_util.h" -#include "bpf_rlimit.h" #include "test_maps.h" #include "testing_helpers.h" diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c index 296928948bb9..2ecb73a65206 100644 --- a/tools/testing/selftests/bpf/test_progs.c +++ b/tools/testing/selftests/bpf/test_progs.c @@ -4,7 +4,6 @@ #define _GNU_SOURCE #include "test_progs.h" #include "cgroup_helpers.h" -#include "bpf_rlimit.h" #include #include #include @@ -1342,7 +1341,6 @@ int main(int argc, char **argv) /* Use libbpf 1.0 API mode */ libbpf_set_strict_mode(LIBBPF_STRICT_ALL); - libbpf_set_print(libbpf_print_fn); srand(time(NULL)); diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c index ad5d30bafd93..b0bd2a1f6d52 100644 --- a/tools/testing/selftests/bpf/test_verifier.c +++ b/tools/testing/selftests/bpf/test_verifier.c @@ -41,7 +41,6 @@ # define CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS 1 # endif #endif -#include "bpf_rlimit.h" #include "bpf_rand.h" #include "bpf_util.h" #include "test_btf.h" @@ -1395,6 +1394,9 @@ int main(int argc, char **argv) return EXIT_FAILURE; } + /* Use libbpf 1.0 API mode */ + libbpf_set_strict_mode(LIBBPF_STRICT_ALL); + bpf_semi_rand_init(); return do_test(unpriv, from, to); } -- 2.30.2