392db573b3
SurfaceFlinger shouldn't be limited to little cores exclusively, as the binder threads should be placed on big cores when they are in the critical path for a RenderThread. bug 25745866 Change-Id: I9fb65f6d951733f91b4735ff27018411b58b2bfb
63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
/*
|
|
* Copyright (C) 2010 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 <sys/resource.h>
|
|
|
|
#include <cutils/sched_policy.h>
|
|
#include <binder/IServiceManager.h>
|
|
#include <binder/IPCThreadState.h>
|
|
#include <binder/ProcessState.h>
|
|
#include <binder/IServiceManager.h>
|
|
#include "SurfaceFlinger.h"
|
|
|
|
using namespace android;
|
|
|
|
int main(int, char**) {
|
|
// When SF is launched in its own process, limit the number of
|
|
// binder threads to 4.
|
|
ProcessState::self()->setThreadPoolMaxThreadCount(4);
|
|
|
|
// start the thread pool
|
|
sp<ProcessState> ps(ProcessState::self());
|
|
ps->startThreadPool();
|
|
|
|
// instantiate surfaceflinger
|
|
sp<SurfaceFlinger> flinger = new SurfaceFlinger();
|
|
|
|
setpriority(PRIO_PROCESS, 0, PRIORITY_URGENT_DISPLAY);
|
|
|
|
set_sched_policy(0, SP_FOREGROUND);
|
|
|
|
#ifdef ENABLE_CPUSETS
|
|
// Put most SurfaceFlinger threads in the system-background cpuset
|
|
// Keeps us from unnecessarily using big cores
|
|
// Do this after the binder thread pool init
|
|
set_cpuset_policy(0, SP_SYSTEM);
|
|
#endif
|
|
|
|
// initialize before clients can connect
|
|
flinger->init();
|
|
|
|
// publish surface flinger
|
|
sp<IServiceManager> sm(defaultServiceManager());
|
|
sm->addService(String16(SurfaceFlinger::getServiceName()), flinger, false);
|
|
|
|
// run in this thread
|
|
flinger->run();
|
|
|
|
return 0;
|
|
}
|