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修改点：对流氓软件做特殊处理，强制增加wakelock超时处理
测试建议：打开流氓软件应用，使用adb shell dumpsys power确认其持锁，2分钟后重新查看其锁消失
base/core/java/android/os/PowerManager.java | 31 +++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)

diff –git a/base/core/java/android/os/PowerManager.java
— a/base/core/java/android/os/PowerManager.java
+++ b/base/core/java/android/os/PowerManager.java
@@ -1108,9 +1108,32 @@ public final class PowerManager {
public void acquire() {
synchronized (mToken) {
acquireLocked();
+ /* 20171012 add, begin */
+ /* A temporary solution for special package, it’s bad somehow */
+ if(mPackageName != null && mPackageName.equals(“com.example.businesshall”)){
+ mHandler.postDelayed(mDefReleaser, 2 * 60 * 1000);
+ }
+ /* 20171012 add, end */
}
}

• /* 20171012 add, begin */
• private final Runnable mDefReleaser = new Runnable() {
• public void run() {
• synchronized (mToken) {
• if (mHeld) {
• Trace.asyncTraceEnd(Trace.TRACE_TAG_POWER, mTraceName, 0);
• try {
• Log.v(TAG, “force release wakelock for GMS!”);
• mService.releaseWakeLock(mToken, 0);
• } catch (RemoteException e) {
• }
• mHeld = false;
• }
• }
• }
• };
• /* 20171012 add, end */
  /**
  * Acquires the wake lock with a timeout.
  *

  
  @@ -1124,6 +1147,14 @@ public final class PowerManager {
  public void acquire(long timeout) {
  synchronized (mToken) {
  acquireLocked();

• /* 20171012 add, begin */
• /* A temporary solution for special package, it’s bad somehow */
• if(mPackageName != null && mPackageName.equals(“com.example.businesshall”)){
• if(timeout >= 5 * 60 * 1000){
• timeout = 5 * 60 * 1000;
• }
• }
• /* 20171012 add, end */
  mHandler.postDelayed(mReleaser, timeout);
  }
  }