1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "worker_thread.h"
17
18 #include <algorithm>
19 #include <unistd.h>
20
21 #include <sys/syscall.h>
22 #include "dfx/log/ffrt_log_api.h"
23 #include "eu/osattr_manager.h"
24 #include "eu/qos_config.h"
25 #include "internal_inc/config.h"
26 namespace ffrt {
NativeConfig()27 void WorkerThread::NativeConfig()
28 {
29 pid_t pid = syscall(SYS_gettid);
30 this->tid = pid;
31 }
32
WorkerSetup(WorkerThread * wthread,const QoS & qos)33 void WorkerThread::WorkerSetup(WorkerThread* wthread, const QoS& qos)
34 {
35 static int threadIndex[QoS::Max()] = {0};
36 std::string threadName = "ffrtwk/CPU-" + (std::to_string(qos()))+ "-" + std::to_string(threadIndex[qos()]++);
37 pthread_setname_np(wthread->GetThread().native_handle(), threadName.c_str());
38 if (qos() <= qos_max) {
39 QosApplyForOther(qos(), wthread->Id());
40 FFRT_LOGD("qos apply tid[%d] level[%d]\n", wthread->Id(), qos());
41 if (getFuncAffinity() != nullptr) {
42 getFuncAffinity()(QosConfig::Instance().getPolicySystem().policys[qos()].affinity, wthread->Id());
43 }
44 if (getFuncPriority() != nullptr) {
45 getFuncPriority()(QosConfig::Instance().getPolicySystem().policys[qos()].priority, wthread);
46 }
47 } else {
48 OSAttrManager::Instance()->SetTidToCGroup(wthread->Id());
49 }
50 }
51 }; // namespace ffrt
52