// Copyright 2020 The gVisor Authors. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #include <sys/syscall.h> #include <sys/types.h> #include <unistd.h> #include "gtest/gtest.h" #include "benchmark/benchmark.h" namespace gvisor { namespace testing { namespace { void BM_Gettid(benchmark::State& state) { for (auto _ : state) { syscall(SYS_gettid); } } BENCHMARK(BM_Gettid)->ThreadRange(1, 4000)->UseRealTime(); } // namespace } // namespace testing } // namespace gvisor