From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 88AD1A0509; Tue, 12 Apr 2022 12:44:06 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 2A50D42805; Tue, 12 Apr 2022 12:43:49 +0200 (CEST) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id 3185541611 for ; Tue, 12 Apr 2022 12:43:44 +0200 (CEST) Received: by linux.microsoft.com (Postfix, from userid 1086) id 8920420A692A; Tue, 12 Apr 2022 03:43:43 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 8920420A692A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1649760223; bh=9I9Z1TqpHIsU62LYCeZMOImOHdJUNHCSQ3M66bC9JPk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=S/KbVrbGK2hSUOHIP60nD/LxZle3RdEAH5LXUo5otdjbqEDyFUoftA9UCKx6+Lz1y O3jXtwyfe8VQ2gLoLRAEHLcUDRtRFAZK0GZpozNU+1w8JxuDXvulqwtyx2IfRMDbPN HYTv4TomKRE7MUFnZZf4nULRMhxUnpPUXnPE0b7o= From: Tyler Retzlaff To: dev@dpdk.org Cc: thomas@monjalon.net, dmitry.kozliuk@gmail.com, anatoly.burakov@intel.com, Tyler Retzlaff , Narcisa Vasile Subject: [PATCH v2 4/4] test/threads: add unit test for thread API Date: Tue, 12 Apr 2022 03:43:40 -0700 Message-Id: <1649760220-8683-5-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1649760220-8683-1-git-send-email-roretzla@linux.microsoft.com> References: <1648819793-18948-1-git-send-email-roretzla@linux.microsoft.com> <1649760220-8683-1-git-send-email-roretzla@linux.microsoft.com> X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Establish unit test for testing thread api. Initial unit tests for rte_thread_{get,set}_affinity_by_id(). Signed-off-by: Narcisa Vasile Signed-off-by: Tyler Retzlaff --- app/test/meson.build | 2 ++ app/test/test_threads.c | 89 +++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 91 insertions(+) create mode 100644 app/test/test_threads.c diff --git a/app/test/meson.build b/app/test/meson.build index 5fc1dd1..5a9d69b 100644 --- a/app/test/meson.build +++ b/app/test/meson.build @@ -133,6 +133,7 @@ test_sources = files( 'test_tailq.c', 'test_thash.c', 'test_thash_perf.c', + 'test_threads.c', 'test_timer.c', 'test_timer_perf.c', 'test_timer_racecond.c', @@ -238,6 +239,7 @@ fast_tests = [ ['reorder_autotest', true], ['service_autotest', true], ['thash_autotest', true], + ['threads_autotest', true], ['trace_autotest', true], ] diff --git a/app/test/test_threads.c b/app/test/test_threads.c new file mode 100644 index 0000000..0ca6745 --- /dev/null +++ b/app/test/test_threads.c @@ -0,0 +1,89 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright (C) 2022 Microsoft Corporation + */ + +#include +#include + +#include +#include + +#include "test.h" + +RTE_LOG_REGISTER(threads_logtype_test, test.threads, INFO); + +static uint32_t thread_id_ready; + +static void * +thread_main(void *arg) +{ + *(rte_thread_t *)arg = rte_thread_self(); + __atomic_store_n(&thread_id_ready, 1, __ATOMIC_RELEASE); + + return NULL; +} + +static int +test_thread_affinity(void) +{ + pthread_t id; + rte_thread_t thread_id; + + RTE_TEST_ASSERT(pthread_create(&id, NULL, thread_main, &thread_id) == 0, + "Failed to create thread"); + + while (__atomic_load_n(&thread_id_ready, __ATOMIC_ACQUIRE) == 0) + ; + + rte_cpuset_t cpuset0; + RTE_TEST_ASSERT(rte_thread_get_affinity_by_id(thread_id, &cpuset0) == 0, + "Failed to get thread affinity"); + + rte_cpuset_t cpuset1; + RTE_TEST_ASSERT(rte_thread_get_affinity_by_id(thread_id, &cpuset1) == 0, + "Failed to get thread affinity"); + RTE_TEST_ASSERT(memcmp(&cpuset0, &cpuset1, sizeof(rte_cpuset_t)) == 0, + "Affinity should be stable"); + + RTE_TEST_ASSERT(rte_thread_set_affinity_by_id(thread_id, &cpuset1) == 0, + "Failed to set thread affinity"); + RTE_TEST_ASSERT(rte_thread_get_affinity_by_id(thread_id, &cpuset0) == 0, + "Failed to get thread affinity"); + RTE_TEST_ASSERT(memcmp(&cpuset0, &cpuset1, sizeof(rte_cpuset_t)) == 0, + "Affinity should be stable"); + + size_t i; + for (i = 1; i < CPU_SETSIZE; i++) + if (CPU_ISSET(i, &cpuset0)) { + CPU_ZERO(&cpuset0); + CPU_SET(i, &cpuset0); + + break; + } + RTE_TEST_ASSERT(rte_thread_set_affinity_by_id(thread_id, &cpuset0) == 0, + "Failed to set thread affinity"); + RTE_TEST_ASSERT(rte_thread_get_affinity_by_id(thread_id, &cpuset1) == 0, + "Failed to get thread affinity"); + RTE_TEST_ASSERT(memcmp(&cpuset0, &cpuset1, sizeof(rte_cpuset_t)) == 0, + "Affinity should be stable"); + + return 0; +} + +static struct unit_test_suite threads_test_suite = { + .suite_name = "threads autotest", + .setup = NULL, + .teardown = NULL, + .unit_test_cases = { + TEST_CASE(test_thread_affinity), + TEST_CASES_END() + } +}; + +static int +test_threads(void) +{ + return unit_test_suite_runner(&threads_test_suite); +} + +REGISTER_TEST_COMMAND(threads_autotest, test_threads); -- 1.8.3.1