You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
79 lines
2.3 KiB
79 lines
2.3 KiB
4 months ago
|
/*
|
||
|
|
* Copyright 2018 The Android Open Source Project
|
||
|
|
*
|
||
|
|
* 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 <gtest/gtest.h>
|
||
|
|
#include <gmock/gmock.h>
|
||
|
|
#include <cpu-features.h>
|
||
|
|
#include <iostream>
|
||
|
|
#include <unistd.h>
|
||
|
|
#include <sched.h>
|
||
|
|
#include <errno.h>
|
||
|
|
#include <vector>
|
||
|
|
#include <cstdlib>
|
||
|
|
#include "testutils.h"
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Call to sched_setaffinity must be repected.
|
||
|
|
*/
|
||
|
|
TEST(cpu, sched_setaffinity) {
|
||
|
|
ASSUME_GAMECORE_CERTIFIED();
|
||
|
|
|
||
|
|
int cpu_count = android_getCpuCount();
|
||
|
|
for (int cpu = 0; cpu < cpu_count; ++cpu) {
|
||
|
|
cpu_set_t set;
|
||
|
|
CPU_ZERO(&set);
|
||
|
|
CPU_SET(cpu, &set);
|
||
|
|
int rc = sched_setaffinity(0, sizeof(cpu_set_t), &set);
|
||
|
|
ASSERT_EQ(0, rc) << "sched_setaffinity failed. error = " << errno;
|
||
|
|
ASSERT_EQ(cpu, sched_getcpu()) << "sched_setaffinity was not respected.";
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(cpu, sched_setaffinity_multiple_cpu) {
|
||
|
|
ASSUME_GAMECORE_CERTIFIED();
|
||
|
|
|
||
|
|
int cpu_count = android_getCpuCount();
|
||
|
|
|
||
|
|
std::vector<std::vector<int>> data {
|
||
|
|
{0, 1},
|
||
|
|
{2, 3, 4, 5},
|
||
|
|
{6, 7},
|
||
|
|
{0, 1, 2, 3},
|
||
|
|
{4, 5, 6, 7},
|
||
|
|
{0, cpu_count - 1}};
|
||
|
|
|
||
|
|
for (auto test_data : data) {
|
||
|
|
cpu_set_t set;
|
||
|
|
CPU_ZERO(&set);
|
||
|
|
for (int i = 0; i < test_data.size(); ++i) {
|
||
|
|
auto cpu = test_data[i];
|
||
|
|
if (cpu >= cpu_count) {
|
||
|
|
cpu = cpu_count - 1;
|
||
|
|
test_data[i] = cpu;
|
||
|
|
}
|
||
|
|
cpu_set_t other_set;
|
||
|
|
CPU_ZERO(&other_set);
|
||
|
|
CPU_SET(cpu, &other_set);
|
||
|
|
CPU_OR(&set, &set, &other_set);
|
||
|
|
}
|
||
|
|
int rc = sched_setaffinity(0, sizeof(cpu_set_t), &set);
|
||
|
|
ASSERT_EQ(0, rc) << "sched_setaffinity failed. error = " << errno;
|
||
|
|
ASSERT_THAT(test_data, ::testing::Contains(sched_getcpu()))
|
||
|
|
<< "sched_setaffinity was not respected.";
|
||
|
|
}
|
||
|
|
}
|