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([177.194.37.86]) by smtp.googlemail.com with ESMTPSA id k125sm1859761qkf.53.2021.05.26.09.57.37 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 May 2021 09:57:38 -0700 (PDT) From: Adhemerval Zanella To: libc-alpha@sourceware.org Subject: [PATCH 04/11] nptl: Add pthread_attr_setaffinity_np failure test Date: Wed, 26 May 2021 13:57:21 -0300 Message-Id: <20210526165728.1772546-5-adhemerval.zanella@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210526165728.1772546-1-adhemerval.zanella@linaro.org> References: <20210526165728.1772546-1-adhemerval.zanella@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-12.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, KAM_SHORT, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 26 May 2021 16:57:40 -0000 It checks whether an invalid affinity mask does return an error, similar to what sysdeps/pthread/tst-bad-schedattr.c does for pthread_attr_setschedparam. Checked on x86_64-linux-gnu. --- nptl/Makefile | 1 + nptl/tst-pthread-attr-affinity-fail.c | 54 +++++++++++++++++++++++++++ 2 files changed, 55 insertions(+) create mode 100644 nptl/tst-pthread-attr-affinity-fail.c diff --git a/nptl/Makefile b/nptl/Makefile index 16eaf58948..9a5628b751 100644 --- a/nptl/Makefile +++ b/nptl/Makefile @@ -286,6 +286,7 @@ tests = tst-attr2 tst-attr3 tst-default-attr \ tst-exec4 tst-exec5 \ tst-stack2 tst-stack3 tst-stack4 \ tst-pthread-attr-affinity \ + tst-pthread-attr-affinity-fail \ tst-dlsym1 \ tst-context1 \ tst-sched1 \ diff --git a/nptl/tst-pthread-attr-affinity-fail.c b/nptl/tst-pthread-attr-affinity-fail.c new file mode 100644 index 0000000000..41a87ea8cb --- /dev/null +++ b/nptl/tst-pthread-attr-affinity-fail.c @@ -0,0 +1,54 @@ +/* Check if invalid pthread_attr_getaffinity_np does not run any code + in the thread function. + Copyright (C) 2021 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include +#include +#include +#include +#include + +static void * +thr_func (void *arg) +{ + abort (); + return NULL; +} + +static int +do_test (void) +{ + int max_cpu = xsysconf (_SC_NPROCESSORS_CONF) + 1; + /* Set a affinaty mask with an invalid CPU. */ + cpu_set_t *cpuset = CPU_ALLOC (max_cpu); + size_t cpusetsize = CPU_ALLOC_SIZE (max_cpu); + CPU_ZERO_S (cpusetsize, cpuset); + CPU_SET_S (max_cpu, cpusetsize, cpuset); + + pthread_attr_t attr; + xpthread_attr_init (&attr); + xpthread_attr_setaffinity_np (&attr, cpusetsize, cpuset); + + pthread_t thr; + TEST_COMPARE (pthread_create (&thr, &attr, thr_func, NULL), EINVAL); + xpthread_attr_destroy (&attr); + + return 0; +} + +#include -- 2.30.2