am ee455f5a: Merge "People holding partial wake locks now get blamed for CPU... (5fdacb8a) · Commits · e / os / android_frameworks_base

core/java/android/os/BatteryStats.java

+4 −2

Original line number	Diff line number	Diff line
		@@ -1586,8 +1586,10 @@ public abstract class BatteryStats implements Parcelable {
		sb.append(prefix); sb.append(" CPU: ");
		formatTime(sb, userTime); sb.append("usr + ");
		formatTime(sb, systemTime); sb.append("krn\n");
		if (starts != 0) {
		sb.append(prefix); sb.append(" "); sb.append(starts);
		sb.append(" proc starts");
		}
		pw.println(sb.toString());
		for (int e=0; e<numExcessive; e++) {
		Uid.Proc.ExcessiveWake ew = ps.getExcessiveWake(e);

core/java/com/android/internal/os/BatteryStatsImpl.java

+220 −46

Original line number	Diff line number	Diff line
		@@ -22,6 +22,8 @@ import android.bluetooth.BluetoothHeadset;
		import android.net.TrafficStats;
		import android.os.BatteryManager;
		import android.os.BatteryStats;
		import android.os.Handler;
		import android.os.Message;
		import android.os.Parcel;
		import android.os.ParcelFormatException;
		import android.os.Parcelable;
		@@ -79,6 +81,38 @@ public final class BatteryStatsImpl extends BatteryStats {

		private final JournaledFile mFile;

		static final int MSG_UPDATE_WAKELOCKS = 1;
		static final int MSG_REPORT_POWER_CHANGE = 2;
		static final long DELAY_UPDATE_WAKELOCKS = 15*1000;

		public interface BatteryCallback {
		public void batteryNeedsCpuUpdate();
		public void batteryPowerChanged(boolean onBattery);
		}

		final class MyHandler extends Handler {
		@Override
		public void handleMessage(Message msg) {
		BatteryCallback cb = mCallback;
		switch (msg.what) {
		case MSG_UPDATE_WAKELOCKS:
		if (cb != null) {
		cb.batteryNeedsCpuUpdate();
		}
		break;
		case MSG_REPORT_POWER_CHANGE:
		if (cb != null) {
		cb.batteryPowerChanged(msg.arg1 != 0);
		}
		break;
		}
		}
		}

		private final MyHandler mHandler;

		private BatteryCallback mCallback;

		/**
		* The statistics we have collected organized by uids.
		*/
		@@ -95,6 +129,9 @@ public final class BatteryStatsImpl extends BatteryStats {
		final SparseArray<ArrayList<StopwatchTimer>> mSensorTimers
		= new SparseArray<ArrayList<StopwatchTimer>>();

		// Last partial timers we use for distributing CPU usage.
		final ArrayList<StopwatchTimer> mLastPartialTimers = new ArrayList<StopwatchTimer>();

		// These are the objects that will want to do something when the device
		// is unplugged from power.
		final ArrayList<Unpluggable> mUnpluggables = new ArrayList<Unpluggable>();
		@@ -240,6 +277,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		// For debugging
		public BatteryStatsImpl() {
		mFile = null;
		mHandler = null;
		}

		public static interface Unpluggable {
		@@ -739,7 +777,9 @@ public final class BatteryStatsImpl extends BatteryStats {
		* State for keeping track of timing information.
		*/
		public static final class StopwatchTimer extends Timer {
		final Uid mUid;
		final ArrayList<StopwatchTimer> mTimerPool;

		int mNesting;

		/**
		@@ -757,16 +797,24 @@ public final class BatteryStatsImpl extends BatteryStats {

		long mTimeout;

		StopwatchTimer(int type, ArrayList<StopwatchTimer> timerPool,
		/**
		* For partial wake locks, keep track of whether we are in the list
		* to consume CPU cycles.
		*/
		boolean mInList;

		StopwatchTimer(Uid uid, int type, ArrayList<StopwatchTimer> timerPool,
		ArrayList<Unpluggable> unpluggables, Parcel in) {
		super(type, unpluggables, in);
		mUid = uid;
		mTimerPool = timerPool;
		mUpdateTime = in.readLong();
		}

		StopwatchTimer(int type, ArrayList<StopwatchTimer> timerPool,
		StopwatchTimer(Uid uid, int type, ArrayList<StopwatchTimer> timerPool,
		ArrayList<Unpluggable> unpluggables) {
		super(type, unpluggables);
		mUid = uid;
		mTimerPool = timerPool;
		}

		@@ -1254,6 +1302,10 @@ public final class BatteryStatsImpl extends BatteryStats {
		mWakeLockNesting++;
		}
		if (uid >= 0) {
		if (!mHandler.hasMessages(MSG_UPDATE_WAKELOCKS)) {
		Message m = mHandler.obtainMessage(MSG_UPDATE_WAKELOCKS);
		mHandler.sendMessageDelayed(m, DELAY_UPDATE_WAKELOCKS);
		}
		getUidStatsLocked(uid).noteStartWakeLocked(pid, name, type);
		}
		}
		@@ -1269,10 +1321,112 @@ public final class BatteryStatsImpl extends BatteryStats {
		}
		}
		if (uid >= 0) {
		if (!mHandler.hasMessages(MSG_UPDATE_WAKELOCKS)) {
		Message m = mHandler.obtainMessage(MSG_UPDATE_WAKELOCKS);
		mHandler.sendMessageDelayed(m, DELAY_UPDATE_WAKELOCKS);
		}
		getUidStatsLocked(uid).noteStopWakeLocked(pid, name, type);
		}
		}

		public int startAddingCpuLocked() {
		mHandler.removeMessages(MSG_UPDATE_WAKELOCKS);

		if (mScreenOn) {
		return 0;
		}

		final int N = mPartialTimers.size();
		if (N == 0) {
		mLastPartialTimers.clear();
		return 0;
		}

		// How many timers should consume CPU? Only want to include ones
		// that have already been in the list.
		for (int i=0; i<N; i++) {
		StopwatchTimer st = mPartialTimers.get(i);
		if (st.mInList) {
		Uid uid = st.mUid;
		// We don't include the system UID, because it so often
		// holds wake locks at one request or another of an app.
		if (uid != null && uid.mUid != Process.SYSTEM_UID) {
		return 50;
		}
		}
		}

		return 0;
		}

		public void finishAddingCpuLocked(int perc, int utime, int stime, long[] cpuSpeedTimes) {
		final int N = mPartialTimers.size();
		if (perc != 0) {
		int num = 0;
		for (int i=0; i<N; i++) {
		StopwatchTimer st = mPartialTimers.get(i);
		if (st.mInList) {
		Uid uid = st.mUid;
		// We don't include the system UID, because it so often
		// holds wake locks at one request or another of an app.
		if (uid != null && uid.mUid != Process.SYSTEM_UID) {
		num++;
		}
		}
		}
		if (num != 0) {
		for (int i=0; i<N; i++) {
		StopwatchTimer st = mPartialTimers.get(i);
		if (st.mInList) {
		int myUTime = utime/num;
		int mySTime = stime/num;
		utime -= myUTime;
		stime -= mySTime;
		num--;
		Uid uid = st.mUid;
		if (uid != null && uid.mUid != Process.SYSTEM_UID) {
		Uid.Proc proc = uid.getProcessStatsLocked("wakelock");
		proc.addCpuTimeLocked(myUTime, mySTime);
		proc.addSpeedStepTimes(cpuSpeedTimes);
		}
		}
		}
		}

		// Just in case, collect any lost CPU time.
		if (utime != 0 \|\| stime != 0) {
		Uid uid = getUidStatsLocked(Process.SYSTEM_UID);
		if (uid != null) {
		Uid.Proc proc = uid.getProcessStatsLocked("lost");
		proc.addCpuTimeLocked(utime, stime);
		proc.addSpeedStepTimes(cpuSpeedTimes);
		}
		}
		}

		final int NL = mLastPartialTimers.size();
		boolean diff = N != NL;
		for (int i=0; i<NL && !diff; i++) {
		diff \|= mPartialTimers.get(i) != mLastPartialTimers.get(i);
		}
		if (!diff) {
		for (int i=0; i<NL; i++) {
		mPartialTimers.get(i).mInList = true;
		}
		return;
		}

		for (int i=0; i<NL; i++) {
		mLastPartialTimers.get(i).mInList = false;
		}
		mLastPartialTimers.clear();
		for (int i=0; i<N; i++) {
		StopwatchTimer st = mPartialTimers.get(i);
		st.mInList = true;
		mLastPartialTimers.add(st);
		}
		}

		public void noteProcessDiedLocked(int uid, int pid) {
		Uid u = mUidStats.get(uid);
		if (u != null) {
		@@ -1924,13 +2078,18 @@ public final class BatteryStatsImpl extends BatteryStats {

		public Uid(int uid) {
		mUid = uid;
		mWifiTurnedOnTimer = new StopwatchTimer(WIFI_TURNED_ON, null, mUnpluggables);
		mFullWifiLockTimer = new StopwatchTimer(FULL_WIFI_LOCK, null, mUnpluggables);
		mScanWifiLockTimer = new StopwatchTimer(SCAN_WIFI_LOCK, null, mUnpluggables);
		mWifiMulticastTimer = new StopwatchTimer(WIFI_MULTICAST_ENABLED,
		mWifiTurnedOnTimer = new StopwatchTimer(Uid.this, WIFI_TURNED_ON,
		null, mUnpluggables);
		mFullWifiLockTimer = new StopwatchTimer(Uid.this, FULL_WIFI_LOCK,
		null, mUnpluggables);
		mScanWifiLockTimer = new StopwatchTimer(Uid.this, SCAN_WIFI_LOCK,
		null, mUnpluggables);
		mWifiMulticastTimer = new StopwatchTimer(Uid.this, WIFI_MULTICAST_ENABLED,
		null, mUnpluggables);
		mAudioTurnedOnTimer = new StopwatchTimer(Uid.this, AUDIO_TURNED_ON,
		null, mUnpluggables);
		mVideoTurnedOnTimer = new StopwatchTimer(Uid.this, VIDEO_TURNED_ON,
		null, mUnpluggables);
		mAudioTurnedOnTimer = new StopwatchTimer(AUDIO_TURNED_ON, null, mUnpluggables);
		mVideoTurnedOnTimer = new StopwatchTimer(VIDEO_TURNED_ON, null, mUnpluggables);
		}

		@Override
		@@ -1998,7 +2157,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		if (!mWifiTurnedOn) {
		mWifiTurnedOn = true;
		if (mWifiTurnedOnTimer == null) {
		mWifiTurnedOnTimer = new StopwatchTimer(WIFI_TURNED_ON,
		mWifiTurnedOnTimer = new StopwatchTimer(Uid.this, WIFI_TURNED_ON,
		null, mUnpluggables);
		}
		mWifiTurnedOnTimer.startRunningLocked(BatteryStatsImpl.this);
		@@ -2018,7 +2177,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		if (!mFullWifiLockOut) {
		mFullWifiLockOut = true;
		if (mFullWifiLockTimer == null) {
		mFullWifiLockTimer = new StopwatchTimer(FULL_WIFI_LOCK,
		mFullWifiLockTimer = new StopwatchTimer(Uid.this, FULL_WIFI_LOCK,
		null, mUnpluggables);
		}
		mFullWifiLockTimer.startRunningLocked(BatteryStatsImpl.this);
		@@ -2038,7 +2197,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		if (!mScanWifiLockOut) {
		mScanWifiLockOut = true;
		if (mScanWifiLockTimer == null) {
		mScanWifiLockTimer = new StopwatchTimer(SCAN_WIFI_LOCK,
		mScanWifiLockTimer = new StopwatchTimer(Uid.this, SCAN_WIFI_LOCK,
		null, mUnpluggables);
		}
		mScanWifiLockTimer.startRunningLocked(BatteryStatsImpl.this);
		@@ -2058,7 +2217,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		if (!mWifiMulticastEnabled) {
		mWifiMulticastEnabled = true;
		if (mWifiMulticastTimer == null) {
		mWifiMulticastTimer = new StopwatchTimer(WIFI_MULTICAST_ENABLED,
		mWifiMulticastTimer = new StopwatchTimer(Uid.this, WIFI_MULTICAST_ENABLED,
		null, mUnpluggables);
		}
		mWifiMulticastTimer.startRunningLocked(BatteryStatsImpl.this);
		@@ -2078,7 +2237,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		if (!mAudioTurnedOn) {
		mAudioTurnedOn = true;
		if (mAudioTurnedOnTimer == null) {
		mAudioTurnedOnTimer = new StopwatchTimer(AUDIO_TURNED_ON,
		mAudioTurnedOnTimer = new StopwatchTimer(Uid.this, AUDIO_TURNED_ON,
		null, mUnpluggables);
		}
		mAudioTurnedOnTimer.startRunningLocked(BatteryStatsImpl.this);
		@@ -2098,7 +2257,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		if (!mVideoTurnedOn) {
		mVideoTurnedOn = true;
		if (mVideoTurnedOnTimer == null) {
		mVideoTurnedOnTimer = new StopwatchTimer(VIDEO_TURNED_ON,
		mVideoTurnedOnTimer = new StopwatchTimer(Uid.this, VIDEO_TURNED_ON,
		null, mUnpluggables);
		}
		mVideoTurnedOnTimer.startRunningLocked(BatteryStatsImpl.this);
		@@ -2458,42 +2617,42 @@ public final class BatteryStatsImpl extends BatteryStats {
		mTcpBytesSentAtLastUnplug = in.readLong();
		mWifiTurnedOn = false;
		if (in.readInt() != 0) {
		mWifiTurnedOnTimer = new StopwatchTimer(WIFI_TURNED_ON,
		mWifiTurnedOnTimer = new StopwatchTimer(Uid.this, WIFI_TURNED_ON,
		null, mUnpluggables, in);
		} else {
		mWifiTurnedOnTimer = null;
		}
		mFullWifiLockOut = false;
		if (in.readInt() != 0) {
		mFullWifiLockTimer = new StopwatchTimer(FULL_WIFI_LOCK,
		mFullWifiLockTimer = new StopwatchTimer(Uid.this, FULL_WIFI_LOCK,
		null, mUnpluggables, in);
		} else {
		mFullWifiLockTimer = null;
		}
		mScanWifiLockOut = false;
		if (in.readInt() != 0) {
		mScanWifiLockTimer = new StopwatchTimer(SCAN_WIFI_LOCK,
		mScanWifiLockTimer = new StopwatchTimer(Uid.this, SCAN_WIFI_LOCK,
		null, mUnpluggables, in);
		} else {
		mScanWifiLockTimer = null;
		}
		mWifiMulticastEnabled = false;
		if (in.readInt() != 0) {
		mWifiMulticastTimer = new StopwatchTimer(WIFI_MULTICAST_ENABLED,
		mWifiMulticastTimer = new StopwatchTimer(Uid.this, WIFI_MULTICAST_ENABLED,
		null, mUnpluggables, in);
		} else {
		mWifiMulticastTimer = null;
		}
		mAudioTurnedOn = false;
		if (in.readInt() != 0) {
		mAudioTurnedOnTimer = new StopwatchTimer(AUDIO_TURNED_ON,
		mAudioTurnedOnTimer = new StopwatchTimer(Uid.this, AUDIO_TURNED_ON,
		null, mUnpluggables, in);
		} else {
		mAudioTurnedOnTimer = null;
		}
		mVideoTurnedOn = false;
		if (in.readInt() != 0) {
		mVideoTurnedOnTimer = new StopwatchTimer(VIDEO_TURNED_ON,
		mVideoTurnedOnTimer = new StopwatchTimer(Uid.this, VIDEO_TURNED_ON,
		null, mUnpluggables, in);
		} else {
		mVideoTurnedOnTimer = null;
		@@ -2540,7 +2699,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		return null;
		}

		return new StopwatchTimer(type, pool, unpluggables, in);
		return new StopwatchTimer(Uid.this, type, pool, unpluggables, in);
		}

		boolean reset() {
		@@ -2616,7 +2775,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		pool = new ArrayList<StopwatchTimer>();
		mSensorTimers.put(mHandle, pool);
		}
		return new StopwatchTimer(0, pool, unpluggables, in);
		return new StopwatchTimer(Uid.this, 0, pool, unpluggables, in);
		}

		boolean reset() {
		@@ -3418,21 +3577,24 @@ public final class BatteryStatsImpl extends BatteryStats {
		case WAKE_TYPE_PARTIAL:
		t = wl.mTimerPartial;
		if (t == null) {
		t = new StopwatchTimer(WAKE_TYPE_PARTIAL, mPartialTimers, mUnpluggables);
		t = new StopwatchTimer(Uid.this, WAKE_TYPE_PARTIAL,
		mPartialTimers, mUnpluggables);
		wl.mTimerPartial = t;
		}
		return t;
		case WAKE_TYPE_FULL:
		t = wl.mTimerFull;
		if (t == null) {
		t = new StopwatchTimer(WAKE_TYPE_FULL, mFullTimers, mUnpluggables);
		t = new StopwatchTimer(Uid.this, WAKE_TYPE_FULL,
		mFullTimers, mUnpluggables);
		wl.mTimerFull = t;
		}
		return t;
		case WAKE_TYPE_WINDOW:
		t = wl.mTimerWindow;
		if (t == null) {
		t = new StopwatchTimer(WAKE_TYPE_WINDOW, mWindowTimers, mUnpluggables);
		t = new StopwatchTimer(Uid.this, WAKE_TYPE_WINDOW,
		mWindowTimers, mUnpluggables);
		wl.mTimerWindow = t;
		}
		return t;
		@@ -3459,7 +3621,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		timers = new ArrayList<StopwatchTimer>();
		mSensorTimers.put(sensor, timers);
		}
		t = new StopwatchTimer(BatteryStats.SENSOR, timers, mUnpluggables);
		t = new StopwatchTimer(Uid.this, BatteryStats.SENSOR, timers, mUnpluggables);
		se.mTimer = t;
		return t;
		}
		@@ -3532,25 +3694,26 @@ public final class BatteryStatsImpl extends BatteryStats {

		public BatteryStatsImpl(String filename) {
		mFile = new JournaledFile(new File(filename), new File(filename + ".tmp"));
		mHandler = new MyHandler();
		mStartCount++;
		mScreenOnTimer = new StopwatchTimer(-1, null, mUnpluggables);
		mScreenOnTimer = new StopwatchTimer(null, -1, null, mUnpluggables);
		for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) {
		mScreenBrightnessTimer[i] = new StopwatchTimer(-100-i, null, mUnpluggables);
		mScreenBrightnessTimer[i] = new StopwatchTimer(null, -100-i, null, mUnpluggables);
		}
		mInputEventCounter = new Counter(mUnpluggables);
		mPhoneOnTimer = new StopwatchTimer(-2, null, mUnpluggables);
		mPhoneOnTimer = new StopwatchTimer(null, -2, null, mUnpluggables);
		for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) {
		mPhoneSignalStrengthsTimer[i] = new StopwatchTimer(-200-i, null, mUnpluggables);
		mPhoneSignalStrengthsTimer[i] = new StopwatchTimer(null, -200-i, null, mUnpluggables);
		}
		mPhoneSignalScanningTimer = new StopwatchTimer(-200+1, null, mUnpluggables);
		mPhoneSignalScanningTimer = new StopwatchTimer(null, -200+1, null, mUnpluggables);
		for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) {
		mPhoneDataConnectionsTimer[i] = new StopwatchTimer(-300-i, null, mUnpluggables);
		mPhoneDataConnectionsTimer[i] = new StopwatchTimer(null, -300-i, null, mUnpluggables);
		}
		mWifiOnTimer = new StopwatchTimer(-3, null, mUnpluggables);
		mWifiRunningTimer = new StopwatchTimer(-4, null, mUnpluggables);
		mBluetoothOnTimer = new StopwatchTimer(-5, null, mUnpluggables);
		mAudioOnTimer = new StopwatchTimer(-6, null, mUnpluggables);
		mVideoOnTimer = new StopwatchTimer(-7, null, mUnpluggables);
		mWifiOnTimer = new StopwatchTimer(null, -3, null, mUnpluggables);
		mWifiRunningTimer = new StopwatchTimer(null, -4, null, mUnpluggables);
		mBluetoothOnTimer = new StopwatchTimer(null, -5, null, mUnpluggables);
		mAudioOnTimer = new StopwatchTimer(null, -6, null, mUnpluggables);
		mVideoOnTimer = new StopwatchTimer(null, -7, null, mUnpluggables);
		mOnBattery = mOnBatteryInternal = false;
		initTimes();
		mTrackBatteryPastUptime = 0;
		@@ -3568,9 +3731,14 @@ public final class BatteryStatsImpl extends BatteryStats {

		public BatteryStatsImpl(Parcel p) {
		mFile = null;
		mHandler = null;
		readFromParcel(p);
		}

		public void setCallback(BatteryCallback cb) {
		mCallback = cb;
		}

		public void setNumSpeedSteps(int steps) {
		if (sNumSpeedSteps == 0) sNumSpeedSteps = steps;
		}
		@@ -3655,6 +3823,9 @@ public final class BatteryStatsImpl extends BatteryStats {
		void setOnBattery(boolean onBattery, int oldStatus, int level) {
		synchronized(this) {
		boolean doWrite = false;
		Message m = mHandler.obtainMessage(MSG_REPORT_POWER_CHANGE);
		m.arg1 = onBattery ? 1 : 0;
		mHandler.sendMessage(m);
		mOnBattery = mOnBatteryInternal = onBattery;

		long uptime = SystemClock.uptimeMillis() * 1000;
		@@ -4555,26 +4726,29 @@ public final class BatteryStatsImpl extends BatteryStats {
		mBatteryRealtime = in.readLong();
		mBatteryLastRealtime = 0;
		mScreenOn = false;
		mScreenOnTimer = new StopwatchTimer(-1, null, mUnpluggables, in);
		mScreenOnTimer = new StopwatchTimer(null, -1, null, mUnpluggables, in);
		for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) {
		mScreenBrightnessTimer[i] = new StopwatchTimer(-100-i, null, mUnpluggables, in);
		mScreenBrightnessTimer[i] = new StopwatchTimer(null, -100-i,
		null, mUnpluggables, in);
		}
		mInputEventCounter = new Counter(mUnpluggables, in);
		mPhoneOn = false;
		mPhoneOnTimer = new StopwatchTimer(-2, null, mUnpluggables, in);
		mPhoneOnTimer = new StopwatchTimer(null, -2, null, mUnpluggables, in);
		for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) {
		mPhoneSignalStrengthsTimer[i] = new StopwatchTimer(-200-i, null, mUnpluggables, in);
		mPhoneSignalStrengthsTimer[i] = new StopwatchTimer(null, -200-i,
		null, mUnpluggables, in);
		}
		mPhoneSignalScanningTimer = new StopwatchTimer(-200+1, null, mUnpluggables, in);
		mPhoneSignalScanningTimer = new StopwatchTimer(null, -200+1, null, mUnpluggables, in);
		for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) {
		mPhoneDataConnectionsTimer[i] = new StopwatchTimer(-300-i, null, mUnpluggables, in);
		mPhoneDataConnectionsTimer[i] = new StopwatchTimer(null, -300-i,
		null, mUnpluggables, in);
		}
		mWifiOn = false;
		mWifiOnTimer = new StopwatchTimer(-2, null, mUnpluggables, in);
		mWifiOnTimer = new StopwatchTimer(null, -2, null, mUnpluggables, in);
		mWifiRunning = false;
		mWifiRunningTimer = new StopwatchTimer(-2, null, mUnpluggables, in);
		mWifiRunningTimer = new StopwatchTimer(null, -2, null, mUnpluggables, in);
		mBluetoothOn = false;
		mBluetoothOnTimer = new StopwatchTimer(-2, null, mUnpluggables, in);
		mBluetoothOnTimer = new StopwatchTimer(null, -2, null, mUnpluggables, in);
		mUptime = in.readLong();
		mUptimeStart = in.readLong();
		mLastUptime = 0;