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=-16.6 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=ham 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 8E8C7C4360F for ; Thu, 28 Feb 2019 01:02:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 500EB20842 for ; Thu, 28 Feb 2019 01:02:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="q4kRF8eU" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730615AbfB1BCO (ORCPT ); Wed, 27 Feb 2019 20:02:14 -0500 Received: from mail-ot1-f74.google.com ([209.85.210.74]:33187 "EHLO mail-ot1-f74.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730600AbfB1BCO (ORCPT ); Wed, 27 Feb 2019 20:02:14 -0500 Received: by mail-ot1-f74.google.com with SMTP id e25so8916454otp.0 for ; Wed, 27 Feb 2019 17:02:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=/J8O+wyhgFcJAWbety9WmHCsfmX69m7poGdYkm5IflE=; b=q4kRF8eUccW4K+zUoslDHYwNmMQ5PcieAx+hUEXca0sGTqOc/l/9jlC+jw4gOt/Hyw qLHFq2GwY/leP8ekoTCHpVy43/J1AYm5FjetdxPtKBsSJetGrEqS8Xox9LoPAOd5XkP2 mnAbbomYH0Ip2O+sW6L1k8ujPRZXeDDkmlRxc97P0swrrgNZy/dSIx4oASGiR7h7D62r hPMA/dMHFwWC3HsKok2S+VpUmpLCgMslkQhSNNt7ResZDRMwC0VvozsKX1YKFqBceK45 UvbdVUDBpT/OneWqtEnMON6cQypJdg+nK/wowarDNskH3TYKC11cxISgS5Mz5Z2A4eTI eR6Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=/J8O+wyhgFcJAWbety9WmHCsfmX69m7poGdYkm5IflE=; b=K3oFogsTR3fTi6UzJU/d8DwRCSCVruKvFpdpYTYaU3iR8TXbITZqvfk/itUQr39vQp 5lz5ksnnvmYZ/alcDJMnHjdQc9aMffDJdmL79HrOXz/XB+oRgxZ11xnR6yFk9bpOAUTV EjP2bZPoxwIUWvpxwcjzScJCWFP/WUPEyv8EI2Fe5eTq3Bi9+RacR4FcX/bW/qH4PJg1 4PpXJxjwX55DQfDiE+i7vfQt0q2vxkfd9G4YrEji1OVLp+ua4MlDsXxQ6vwZirg0le9m pwNC+6Kapr90td3XrDQ9Mx2dXBDKNASM7ZD9CSrZrk03i8eyW82jOoIctoy3Qn1BP4H1 HtZw== X-Gm-Message-State: AHQUAubitlce3GrDBrJ+3VbqbxSpU+zIrC7som2bvXNnzqTASx5jvS0K ja8bq3Wj+rXXCQwkNIjR/3CrHDk= X-Google-Smtp-Source: AHgI3IZfXDw7aVcO5pJSGkra+aiglAm/9WAfiFXpBTH/HnG0XjWJOzcaothr/zgKsVs/MM/gKzdlHcc= X-Received: by 2002:a05:6830:1205:: with SMTP id r5mr3709046otp.62.1551315732646; Wed, 27 Feb 2019 17:02:12 -0800 (PST) Date: Wed, 27 Feb 2019 17:01:55 -0800 In-Reply-To: <20190228010156.82981-1-sdf@google.com> Message-Id: <20190228010156.82981-6-sdf@google.com> Mime-Version: 1.0 References: <20190228010156.82981-1-sdf@google.com> X-Mailer: git-send-email 2.21.0.rc2.261.ga7da99ff1b-goog Subject: [PATCH bpf-next 6/7] selftests: bpf: break up test_progs - spinlock From: Stanislav Fomichev To: netdev@vger.kernel.org, bpf@vger.kernel.org Cc: davem@davemloft.net, ast@kernel.org, daniel@iogearbox.net, Stanislav Fomichev Content-Type: text/plain; charset="UTF-8" Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Move spinlock prog tests into separate files. Signed-off-by: Stanislav Fomichev --- .../selftests/bpf/prog_tests/map_lock.c | 75 +++++++++++++ .../selftests/bpf/prog_tests/spinlock.c | 29 +++++ tools/testing/selftests/bpf/test_progs.c | 104 +----------------- tools/testing/selftests/bpf/test_progs.h | 1 + 4 files changed, 106 insertions(+), 103 deletions(-) create mode 100644 tools/testing/selftests/bpf/prog_tests/map_lock.c create mode 100644 tools/testing/selftests/bpf/prog_tests/spinlock.c diff --git a/tools/testing/selftests/bpf/prog_tests/map_lock.c b/tools/testing/selftests/bpf/prog_tests/map_lock.c new file mode 100644 index 000000000000..90f8a206340a --- /dev/null +++ b/tools/testing/selftests/bpf/prog_tests/map_lock.c @@ -0,0 +1,75 @@ +// SPDX-License-Identifier: GPL-2.0 +#include + +static void *parallel_map_access(void *arg) +{ + int err, map_fd = *(u32 *) arg; + int vars[17], i, j, rnd, key = 0; + + for (i = 0; i < 10000; i++) { + err = bpf_map_lookup_elem_flags(map_fd, &key, vars, BPF_F_LOCK); + if (err) { + printf("lookup failed\n"); + error_cnt++; + goto out; + } + if (vars[0] != 0) { + printf("lookup #%d var[0]=%d\n", i, vars[0]); + error_cnt++; + goto out; + } + rnd = vars[1]; + for (j = 2; j < 17; j++) { + if (vars[j] == rnd) + continue; + printf("lookup #%d var[1]=%d var[%d]=%d\n", + i, rnd, j, vars[j]); + error_cnt++; + goto out; + } + } +out: + pthread_exit(arg); +} + +void test_map_lock(void) +{ + const char *file = "./test_map_lock.o"; + int prog_fd, map_fd[2], vars[17] = {}; + pthread_t thread_id[6]; + struct bpf_object *obj; + int err = 0, key = 0, i; + void *ret; + + err = bpf_prog_load(file, BPF_PROG_TYPE_CGROUP_SKB, &obj, &prog_fd); + if (err) { + printf("test_map_lock:bpf_prog_load errno %d\n", errno); + goto close_prog; + } + map_fd[0] = bpf_find_map(__func__, obj, "hash_map"); + if (map_fd[0] < 0) + goto close_prog; + map_fd[1] = bpf_find_map(__func__, obj, "array_map"); + if (map_fd[1] < 0) + goto close_prog; + + bpf_map_update_elem(map_fd[0], &key, vars, BPF_F_LOCK); + + for (i = 0; i < 4; i++) + assert(pthread_create(&thread_id[i], NULL, + &spin_lock_thread, &prog_fd) == 0); + for (i = 4; i < 6; i++) + assert(pthread_create(&thread_id[i], NULL, + ¶llel_map_access, &map_fd[i - 4]) == 0); + for (i = 0; i < 4; i++) + assert(pthread_join(thread_id[i], &ret) == 0 && + ret == (void *)&prog_fd); + for (i = 4; i < 6; i++) + assert(pthread_join(thread_id[i], &ret) == 0 && + ret == (void *)&map_fd[i - 4]); + goto close_prog_noerr; +close_prog: + error_cnt++; +close_prog_noerr: + bpf_object__close(obj); +} diff --git a/tools/testing/selftests/bpf/prog_tests/spinlock.c b/tools/testing/selftests/bpf/prog_tests/spinlock.c new file mode 100644 index 000000000000..9a573a9675d7 --- /dev/null +++ b/tools/testing/selftests/bpf/prog_tests/spinlock.c @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0 +#include + +void test_spinlock(void) +{ + const char *file = "./test_spin_lock.o"; + pthread_t thread_id[4]; + struct bpf_object *obj; + int prog_fd; + int err = 0, i; + void *ret; + + err = bpf_prog_load(file, BPF_PROG_TYPE_CGROUP_SKB, &obj, &prog_fd); + if (err) { + printf("test_spin_lock:bpf_prog_load errno %d\n", errno); + goto close_prog; + } + for (i = 0; i < 4; i++) + assert(pthread_create(&thread_id[i], NULL, + &spin_lock_thread, &prog_fd) == 0); + for (i = 0; i < 4; i++) + assert(pthread_join(thread_id[i], &ret) == 0 && + ret == (void *)&prog_fd); + goto close_prog_noerr; +close_prog: + error_cnt++; +close_prog_noerr: + bpf_object__close(obj); +} diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c index 446b6d9bb1cd..02f460ea0e60 100644 --- a/tools/testing/selftests/bpf/test_progs.c +++ b/tools/testing/selftests/bpf/test_progs.c @@ -828,7 +828,7 @@ static void test_flow_dissector(void) bpf_object__close(obj); } -static void *test_spin_lock(void *arg) +void *spin_lock_thread(void *arg) { __u32 duration, retval; int err, prog_fd = *(u32 *) arg; @@ -841,106 +841,6 @@ static void *test_spin_lock(void *arg) pthread_exit(arg); } -static void test_spinlock(void) -{ - const char *file = "./test_spin_lock.o"; - pthread_t thread_id[4]; - struct bpf_object *obj; - int prog_fd; - int err = 0, i; - void *ret; - - err = bpf_prog_load(file, BPF_PROG_TYPE_CGROUP_SKB, &obj, &prog_fd); - if (err) { - printf("test_spin_lock:bpf_prog_load errno %d\n", errno); - goto close_prog; - } - for (i = 0; i < 4; i++) - assert(pthread_create(&thread_id[i], NULL, - &test_spin_lock, &prog_fd) == 0); - for (i = 0; i < 4; i++) - assert(pthread_join(thread_id[i], &ret) == 0 && - ret == (void *)&prog_fd); - goto close_prog_noerr; -close_prog: - error_cnt++; -close_prog_noerr: - bpf_object__close(obj); -} - -static void *parallel_map_access(void *arg) -{ - int err, map_fd = *(u32 *) arg; - int vars[17], i, j, rnd, key = 0; - - for (i = 0; i < 10000; i++) { - err = bpf_map_lookup_elem_flags(map_fd, &key, vars, BPF_F_LOCK); - if (err) { - printf("lookup failed\n"); - error_cnt++; - goto out; - } - if (vars[0] != 0) { - printf("lookup #%d var[0]=%d\n", i, vars[0]); - error_cnt++; - goto out; - } - rnd = vars[1]; - for (j = 2; j < 17; j++) { - if (vars[j] == rnd) - continue; - printf("lookup #%d var[1]=%d var[%d]=%d\n", - i, rnd, j, vars[j]); - error_cnt++; - goto out; - } - } -out: - pthread_exit(arg); -} - -static void test_map_lock(void) -{ - const char *file = "./test_map_lock.o"; - int prog_fd, map_fd[2], vars[17] = {}; - pthread_t thread_id[6]; - struct bpf_object *obj; - int err = 0, key = 0, i; - void *ret; - - err = bpf_prog_load(file, BPF_PROG_TYPE_CGROUP_SKB, &obj, &prog_fd); - if (err) { - printf("test_map_lock:bpf_prog_load errno %d\n", errno); - goto close_prog; - } - map_fd[0] = bpf_find_map(__func__, obj, "hash_map"); - if (map_fd[0] < 0) - goto close_prog; - map_fd[1] = bpf_find_map(__func__, obj, "array_map"); - if (map_fd[1] < 0) - goto close_prog; - - bpf_map_update_elem(map_fd[0], &key, vars, BPF_F_LOCK); - - for (i = 0; i < 4; i++) - assert(pthread_create(&thread_id[i], NULL, - &test_spin_lock, &prog_fd) == 0); - for (i = 4; i < 6; i++) - assert(pthread_create(&thread_id[i], NULL, - ¶llel_map_access, &map_fd[i - 4]) == 0); - for (i = 0; i < 4; i++) - assert(pthread_join(thread_id[i], &ret) == 0 && - ret == (void *)&prog_fd); - for (i = 4; i < 6; i++) - assert(pthread_join(thread_id[i], &ret) == 0 && - ret == (void *)&map_fd[i - 4]); - goto close_prog_noerr; -close_prog: - error_cnt++; -close_prog_noerr: - bpf_object__close(obj); -} - static void sigalrm_handler(int s) {} static struct sigaction sigalrm_action = { .sa_handler = sigalrm_handler, @@ -1003,8 +903,6 @@ int main(void) test_queue_stack_map(QUEUE); test_queue_stack_map(STACK); test_flow_dissector(); - test_spinlock(); - test_map_lock(); test_signal_pending(BPF_PROG_TYPE_SOCKET_FILTER); test_signal_pending(BPF_PROG_TYPE_FLOW_DISSECTOR); diff --git a/tools/testing/selftests/bpf/test_progs.h b/tools/testing/selftests/bpf/test_progs.h index 21e74d1c53c0..4cc473d9a69b 100644 --- a/tools/testing/selftests/bpf/test_progs.h +++ b/tools/testing/selftests/bpf/test_progs.h @@ -86,3 +86,4 @@ int bpf_find_map(const char *test, struct bpf_object *obj, const char *name); int compare_map_keys(int map1_fd, int map2_fd); int compare_stack_ips(int smap_fd, int amap_fd, int stack_trace_len); int extract_build_id(char *build_id, size_t size); +void *spin_lock_thread(void *arg); -- 2.21.0.rc2.261.ga7da99ff1b-goog