AI 146853: Add kernel wakelock data to batteryinfo dump. (c64edde6) · Commits · e / os / android_frameworks_base

core/java/android/os/BatteryStats.java

+60 −26

Original line number	Diff line number	Diff line
		@@ -89,7 +89,7 @@ public abstract class BatteryStats implements Parcelable {
		/**
		* Bump the version on this if the checkin format changes.
		*/
		private static final int BATTERY_STATS_CHECKIN_VERSION = 4;
		private static final int BATTERY_STATS_CHECKIN_VERSION = 5;

		private static final long BYTES_PER_KB = 1024;
		private static final long BYTES_PER_MB = 1048576; // 1024^2
		@@ -100,6 +100,7 @@ public abstract class BatteryStats implements Parcelable {
		private static final String PROCESS_DATA = "pr";
		private static final String SENSOR_DATA = "sr";
		private static final String WAKELOCK_DATA = "wl";
		private static final String KERNEL_WAKELOCK_DATA = "kwl";
		private static final String NETWORK_DATA = "nt";
		private static final String USER_ACTIVITY_DATA = "ua";
		private static final String BATTERY_DATA = "bt";
		@@ -126,7 +127,7 @@ public abstract class BatteryStats implements Parcelable {
		*
		* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT
		*/
		public abstract int getCount(int which);
		public abstract int getCountLocked(int which);

		/**
		* Temporary for debugging.
		@@ -145,7 +146,7 @@ public abstract class BatteryStats implements Parcelable {
		*
		* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT
		*/
		public abstract int getCount(int which);
		public abstract int getCountLocked(int which);

		/**
		* Returns the total time in microseconds associated with this Timer for the
		@@ -155,7 +156,7 @@ public abstract class BatteryStats implements Parcelable {
		* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT
		* @return a time in microseconds
		*/
		public abstract long getTotalTime(long batteryRealtime, int which);
		public abstract long getTotalTimeLocked(long batteryRealtime, int which);

		/**
		* Temporary for debugging.
		@@ -519,6 +520,8 @@ public abstract class BatteryStats implements Parcelable {
		*/
		public abstract long computeRealtime(long curTime, int which);

		public abstract Map<String, ? extends Timer> getKernelWakelockStats();

		private final static void formatTime(StringBuilder out, long seconds) {
		long days = seconds / (60 * 60 * 24);
		if (days != 0) {
		@@ -607,14 +610,14 @@ public abstract class BatteryStats implements Parcelable {

		if (timer != null) {
		// Convert from microseconds to milliseconds with rounding
		long totalTimeMicros = timer.getTotalTime(batteryRealtime, which);
		long totalTimeMicros = timer.getTotalTimeLocked(batteryRealtime, which);
		long totalTimeMillis = (totalTimeMicros + 500) / 1000;

		int count = timer.getCount(which);
		int count = timer.getCountLocked(which);
		if (totalTimeMillis != 0) {
		sb.append(linePrefix);
		sb.append(formatTimeMs(totalTimeMillis));
		sb.append(name);
		sb.append(name != null ? name : "");
		sb.append(' ');
		sb.append('(');
		sb.append(count);
		@@ -641,14 +644,13 @@ public abstract class BatteryStats implements Parcelable {
		long totalTimeMicros = 0;
		int count = 0;
		if (timer != null) {
		totalTimeMicros = timer.getTotalTime(now, which);
		count = timer.getCount(which);
		totalTimeMicros = timer.getTotalTimeLocked(now, which);
		count = timer.getCountLocked(which);
		}
		sb.append(linePrefix);
		sb.append((totalTimeMicros + 500) / 1000); // microseconds to milliseconds with rounding
		sb.append(',');
		sb.append(name);
		sb.append(',');
		sb.append(name != null ? name + "," : "");
		sb.append(count);
		return ",";
		}
		@@ -730,12 +732,12 @@ public abstract class BatteryStats implements Parcelable {

		Timer fullWakeTimer = wl.getWakeTime(WAKE_TYPE_FULL);
		if (fullWakeTimer != null) {
		fullWakeLockTimeTotal += fullWakeTimer.getTotalTime(batteryRealtime, which);
		fullWakeLockTimeTotal += fullWakeTimer.getTotalTimeLocked(batteryRealtime, which);
		}

		Timer partialWakeTimer = wl.getWakeTime(WAKE_TYPE_PARTIAL);
		if (partialWakeTimer != null) {
		partialWakeLockTimeTotal += partialWakeTimer.getTotalTime(
		partialWakeLockTimeTotal += partialWakeTimer.getTotalTimeLocked(
		batteryRealtime, which);
		}
		}
		@@ -783,6 +785,17 @@ public abstract class BatteryStats implements Parcelable {
		getDischargeCurrentLevel());
		}

		Map<String, ? extends BatteryStats.Timer> kernelWakelocks = getKernelWakelockStats();
		if (kernelWakelocks.size() > 0) {
		for (Map.Entry<String, ? extends BatteryStats.Timer> ent : kernelWakelocks.entrySet()) {
		sb.setLength(0);
		printWakeLockCheckin(sb, ent.getValue(), batteryRealtime, null, which, "");

		dumpLine(pw, 0 /* uid */, category, KERNEL_WAKELOCK_DATA, ent.getKey(),
		sb.toString());
		}
		}

		for (int iu = 0; iu < NU; iu++) {
		final int uid = uidStats.keyAt(iu);
		Uid u = uidStats.valueAt(iu);
		@@ -821,12 +834,12 @@ public abstract class BatteryStats implements Parcelable {
		Uid.Wakelock wl = ent.getValue();
		String linePrefix = "";
		sb.setLength(0);
		linePrefix = printWakeLockCheckin(sb, wl.getWakeTime(WAKE_TYPE_FULL), batteryRealtime,
		"f", which, linePrefix);
		linePrefix = printWakeLockCheckin(sb, wl.getWakeTime(WAKE_TYPE_PARTIAL), batteryRealtime,
		"p", which, linePrefix);
		linePrefix = printWakeLockCheckin(sb, wl.getWakeTime(WAKE_TYPE_WINDOW), batteryRealtime,
		"w", which, linePrefix);
		linePrefix = printWakeLockCheckin(sb, wl.getWakeTime(WAKE_TYPE_FULL),
		batteryRealtime, "f", which, linePrefix);
		linePrefix = printWakeLockCheckin(sb, wl.getWakeTime(WAKE_TYPE_PARTIAL),
		batteryRealtime, "p", which, linePrefix);
		linePrefix = printWakeLockCheckin(sb, wl.getWakeTime(WAKE_TYPE_WINDOW),
		batteryRealtime, "w", which, linePrefix);

		// Only log if we had at lease one wakelock...
		if (sb.length() > 0) {
		@@ -844,8 +857,8 @@ public abstract class BatteryStats implements Parcelable {
		Timer timer = se.getSensorTime();
		if (timer != null) {
		// Convert from microseconds to milliseconds with rounding
		long totalTime = (timer.getTotalTime(batteryRealtime, which) + 500) / 1000;
		int count = timer.getCount(which);
		long totalTime = (timer.getTotalTimeLocked(batteryRealtime, which) + 500) / 1000;
		int count = timer.getCountLocked(which);
		if (totalTime != 0) {
		dumpLine(pw, uid, category, SENSOR_DATA, sensorNumber, totalTime, count);
		}
		@@ -971,6 +984,26 @@ public abstract class BatteryStats implements Parcelable {
		long fullWakeLockTimeTotalMicros = 0;
		long partialWakeLockTimeTotalMicros = 0;

		Map<String, ? extends BatteryStats.Timer> kernelWakelocks = getKernelWakelockStats();
		if (kernelWakelocks.size() > 0) {
		for (Map.Entry<String, ? extends BatteryStats.Timer> ent : kernelWakelocks.entrySet()) {

		String linePrefix = ": ";
		sb.setLength(0);
		sb.append(prefix);
		sb.append(" Kernel Wake lock ");
		sb.append(ent.getKey());
		linePrefix = printWakeLock(sb, ent.getValue(), batteryRealtime, null, which,
		linePrefix);
		if (!linePrefix.equals(": ")) {
		sb.append(" realtime");
		} else {
		sb.append(": (nothing executed)");
		}
		pw.println(sb.toString());
		}
		}

		for (int iu = 0; iu < NU; iu++) {
		Uid u = uidStats.valueAt(iu);
		rxTotal += u.getTcpBytesReceived(which);
		@@ -984,13 +1017,13 @@ public abstract class BatteryStats implements Parcelable {

		Timer fullWakeTimer = wl.getWakeTime(WAKE_TYPE_FULL);
		if (fullWakeTimer != null) {
		fullWakeLockTimeTotalMicros += fullWakeTimer.getTotalTime(
		fullWakeLockTimeTotalMicros += fullWakeTimer.getTotalTimeLocked(
		batteryRealtime, which);
		}

		Timer partialWakeTimer = wl.getWakeTime(WAKE_TYPE_PARTIAL);
		if (partialWakeTimer != null) {
		partialWakeLockTimeTotalMicros += partialWakeTimer.getTotalTime(
		partialWakeLockTimeTotalMicros += partialWakeTimer.getTotalTimeLocked(
		batteryRealtime, which);
		}
		}
		@@ -1179,8 +1212,9 @@ public abstract class BatteryStats implements Parcelable {
		Timer timer = se.getSensorTime();
		if (timer != null) {
		// Convert from microseconds to milliseconds with rounding
		long totalTime = (timer.getTotalTime(batteryRealtime, which) + 500) / 1000;
		int count = timer.getCount(which);
		long totalTime = (timer.getTotalTimeLocked(
		batteryRealtime, which) + 500) / 1000;
		int count = timer.getCountLocked(which);
		//timer.logState();
		if (totalTime != 0) {
		sb.append(formatTimeMs(totalTime));

core/java/android/os/Process.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -680,6 +680,8 @@ public class Process {
		/** @hide */
		public static final int PROC_SPACE_TERM = (int)' ';
		/** @hide */
		public static final int PROC_TAB_TERM = (int)'\t';
		/** @hide */
		public static final int PROC_COMBINE = 0x100;
		/** @hide */
		public static final int PROC_PARENS = 0x200;
		@@ -694,6 +696,10 @@ public class Process {
		public static final native boolean readProcFile(String file, int[] format,
		String[] outStrings, long[] outLongs, float[] outFloats);

		/** @hide */
		public static final native boolean parseProcLine(byte[] buffer, int startIndex,
		int endIndex, int[] format, String[] outStrings, long[] outLongs, float[] outFloats);

		/**
		* Gets the total Pss value for a given process, in bytes.
		*

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

+568 −141

File changed.

Preview size limit exceeded, changes collapsed.

core/jni/android_util_Process.cpp

+62 −39

Original line number	Diff line number	Diff line
		@@ -516,39 +516,10 @@ enum {
		PROC_OUT_FLOAT = 0x4000,
		};

		jboolean android_os_Process_readProcFile(JNIEnv* env, jobject clazz,
		jstring file, jintArray format, jobjectArray outStrings,
		jlongArray outLongs, jfloatArray outFloats)
		jboolean android_os_Process_parseProcLineArray(JNIEnv* env, jobject clazz,
		char* buffer, jint startIndex, jint endIndex, jintArray format,
		jobjectArray outStrings, jlongArray outLongs, jfloatArray outFloats)
		{
		if (file == NULL \|\| format == NULL) {
		jniThrowException(env, "java/lang/NullPointerException", NULL);
		return JNI_FALSE;
		}

		const char* file8 = env->GetStringUTFChars(file, NULL);
		if (file8 == NULL) {
		jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
		return JNI_FALSE;
		}
		int fd = open(file8, O_RDONLY);
		env->ReleaseStringUTFChars(file, file8);

		if (fd < 0) {
		//LOGW("Unable to open process file: %s\n", file8);
		return JNI_FALSE;
		}

		char buffer[256];
		const int len = read(fd, buffer, sizeof(buffer)-1);
		close(fd);

		if (len < 0) {
		//LOGW("Unable to open process file: %s fd=%d\n", file8, fd);
		return JNI_FALSE;
		}
		buffer[len] = 0;

		//LOGI("Process file %s: %s\n", file8, buffer);

		const jsize NF = env->GetArrayLength(format);
		const jsize NS = outStrings ? env->GetArrayLength(outStrings) : 0;
		@@ -575,7 +546,7 @@ jboolean android_os_Process_readProcFile(JNIEnv* env, jobject clazz,
		return JNI_FALSE;
		}

		jsize i = 0;
		jsize i = startIndex;
		jsize di = 0;

		jboolean res = JNI_TRUE;
		@@ -587,30 +558,30 @@ jboolean android_os_Process_readProcFile(JNIEnv* env, jobject clazz,
		}
		const char term = (char)(mode&PROC_TERM_MASK);
		const jsize start = i;
		if (i >= len) {
		if (i >= endIndex) {
		res = JNI_FALSE;
		break;
		}

		jsize end = -1;
		if ((mode&PROC_PARENS) != 0) {
		while (buffer[i] != ')' && i < len) {
		while (buffer[i] != ')' && i < endIndex) {
		i++;
		}
		end = i;
		i++;
		}
		while (buffer[i] != term && i < len) {
		while (buffer[i] != term && i < endIndex) {
		i++;
		}
		if (end < 0) {
		end = i;
		}

		if (i < len) {
		if (i < endIndex) {
		i++;
		if ((mode&PROC_COMBINE) != 0) {
		while (buffer[i] == term && i < len) {
		while (buffer[i] == term && i < endIndex) {
		i++;
		}
		}
		@@ -649,6 +620,58 @@ jboolean android_os_Process_readProcFile(JNIEnv* env, jobject clazz,
		return res;
		}

		jboolean android_os_Process_parseProcLine(JNIEnv* env, jobject clazz,
		jbyteArray buffer, jint startIndex, jint endIndex, jintArray format,
		jobjectArray outStrings, jlongArray outLongs, jfloatArray outFloats)
		{
		jbyte* bufferArray = env->GetByteArrayElements(buffer, NULL);

		jboolean result = android_os_Process_parseProcLineArray(env, clazz,
		(char*) bufferArray, startIndex, endIndex, format, outStrings,
		outLongs, outFloats);

		env->ReleaseByteArrayElements(buffer, bufferArray, 0);

		return result;
		}

		jboolean android_os_Process_readProcFile(JNIEnv* env, jobject clazz,
		jstring file, jintArray format, jobjectArray outStrings,
		jlongArray outLongs, jfloatArray outFloats)
		{
		if (file == NULL \|\| format == NULL) {
		jniThrowException(env, "java/lang/NullPointerException", NULL);
		return JNI_FALSE;
		}

		const char* file8 = env->GetStringUTFChars(file, NULL);
		if (file8 == NULL) {
		jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
		return JNI_FALSE;
		}
		int fd = open(file8, O_RDONLY);
		env->ReleaseStringUTFChars(file, file8);

		if (fd < 0) {
		//LOGW("Unable to open process file: %s\n", file8);
		return JNI_FALSE;
		}

		char buffer[256];
		const int len = read(fd, buffer, sizeof(buffer)-1);
		close(fd);

		if (len < 0) {
		//LOGW("Unable to open process file: %s fd=%d\n", file8, fd);
		return JNI_FALSE;
		}
		buffer[len] = 0;

		return android_os_Process_parseProcLineArray(env, clazz, buffer, 0, len,
		format, outStrings, outLongs, outFloats);

		}

		void android_os_Process_setApplicationObject(JNIEnv* env, jobject clazz,
		jobject binderObject)
		{
		@@ -728,6 +751,7 @@ static const JNINativeMethod methods[] = {
		{"readProcLines", "(Ljava/lang/String;[Ljava/lang/String;[J)V", (void*)android_os_Process_readProcLines},
		{"getPids", "(Ljava/lang/String;[I)[I", (void*)android_os_Process_getPids},
		{"readProcFile", "(Ljava/lang/String;[I[Ljava/lang/String;[J[F)Z", (void*)android_os_Process_readProcFile},
		{"parseProcLine", "([BII[I[Ljava/lang/String;[J[F)Z", (void*)android_os_Process_parseProcLine},
		{"getElapsedCpuTime", "()J", (void*)android_os_Process_getElapsedCpuTime},
		{"getPss", "(I)J", (void*)android_os_Process_getPss},
		//{"setApplicationObject", "(Landroid/os/IBinder;)V", (void*)android_os_Process_setApplicationObject},
		@@ -746,4 +770,3 @@ int register_android_os_Process(JNIEnv* env)
		env, kProcessPathName,
		methods, NELEM(methods));
		}