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-rw-r--r--services/core/java/com/android/server/dreams/DreamController.java26
-rw-r--r--services/core/java/com/android/server/dreams/DreamManagerService.java18
2 files changed, 25 insertions, 19 deletions
diff --git a/services/core/java/com/android/server/dreams/DreamController.java b/services/core/java/com/android/server/dreams/DreamController.java
index 532045320988..5bc69943033e 100644
--- a/services/core/java/com/android/server/dreams/DreamController.java
+++ b/services/core/java/com/android/server/dreams/DreamController.java
@@ -62,6 +62,7 @@ final class DreamController {
private final Listener mListener;
private final IWindowManager mIWindowManager;
private long mDreamStartTime;
+ private String mSavedStopReason;
private final Intent mDreamingStartedIntent = new Intent(Intent.ACTION_DREAMING_STARTED)
.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY);
@@ -77,14 +78,15 @@ final class DreamController {
public void run() {
if (mCurrentDream != null && mCurrentDream.mBound && !mCurrentDream.mConnected) {
Slog.w(TAG, "Bound dream did not connect in the time allotted");
- stopDream(true /*immediate*/);
+ stopDream(true /*immediate*/, "slow to connect");
}
}
};
private final Runnable mStopStubbornDreamRunnable = () -> {
Slog.w(TAG, "Stubborn dream did not finish itself in the time allotted");
- stopDream(true /*immediate*/);
+ stopDream(true /*immediate*/, "slow to finish");
+ mSavedStopReason = null;
};
public DreamController(Context context, Handler handler, Listener listener) {
@@ -116,7 +118,7 @@ final class DreamController {
public void startDream(Binder token, ComponentName name,
boolean isTest, boolean canDoze, int userId, PowerManager.WakeLock wakeLock) {
- stopDream(true /*immediate*/);
+ stopDream(true /*immediate*/, "starting new dream");
Trace.traceBegin(Trace.TRACE_TAG_POWER, "startDream");
try {
@@ -141,12 +143,12 @@ final class DreamController {
Context.BIND_AUTO_CREATE | Context.BIND_FOREGROUND_SERVICE,
new UserHandle(userId))) {
Slog.e(TAG, "Unable to bind dream service: " + intent);
- stopDream(true /*immediate*/);
+ stopDream(true /*immediate*/, "bindService failed");
return;
}
} catch (SecurityException ex) {
Slog.e(TAG, "Unable to bind dream service: " + intent, ex);
- stopDream(true /*immediate*/);
+ stopDream(true /*immediate*/, "unable to bind service: SecExp.");
return;
}
@@ -157,7 +159,7 @@ final class DreamController {
}
}
- public void stopDream(boolean immediate) {
+ public void stopDream(boolean immediate, String reason) {
if (mCurrentDream == null) {
return;
}
@@ -173,6 +175,7 @@ final class DreamController {
// Give the dream a moment to wake up and finish itself gently.
mCurrentDream.mWakingGently = true;
try {
+ mSavedStopReason = reason;
mCurrentDream.mService.wakeUp();
mHandler.postDelayed(mStopStubbornDreamRunnable, DREAM_FINISH_TIMEOUT);
return;
@@ -186,7 +189,9 @@ final class DreamController {
mCurrentDream = null;
Slog.i(TAG, "Stopping dream: name=" + oldDream.mName
+ ", isTest=" + oldDream.mIsTest + ", canDoze=" + oldDream.mCanDoze
- + ", userId=" + oldDream.mUserId);
+ + ", userId=" + oldDream.mUserId
+ + ", reason='" + reason + "'"
+ + (mSavedStopReason == null ? "" : "(from '" + mSavedStopReason + "')"));
MetricsLogger.hidden(mContext,
oldDream.mCanDoze ? MetricsEvent.DOZING : MetricsEvent.DREAMING);
MetricsLogger.histogram(mContext,
@@ -195,6 +200,7 @@ final class DreamController {
mHandler.removeCallbacks(mStopUnconnectedDreamRunnable);
mHandler.removeCallbacks(mStopStubbornDreamRunnable);
+ mSavedStopReason = null;
if (oldDream.mSentStartBroadcast) {
mContext.sendBroadcastAsUser(mDreamingStoppedIntent, UserHandle.ALL);
@@ -233,7 +239,7 @@ final class DreamController {
mCurrentDream.mDreamingStartedCallback);
} catch (RemoteException ex) {
Slog.e(TAG, "The dream service died unexpectedly.", ex);
- stopDream(true /*immediate*/);
+ stopDream(true /*immediate*/, "attach failed");
return;
}
@@ -287,7 +293,7 @@ final class DreamController {
mHandler.post(() -> {
mService = null;
if (mCurrentDream == DreamRecord.this) {
- stopDream(true /*immediate*/);
+ stopDream(true /*immediate*/, "binder died");
}
});
}
@@ -312,7 +318,7 @@ final class DreamController {
mHandler.post(() -> {
mService = null;
if (mCurrentDream == DreamRecord.this) {
- stopDream(true /*immediate*/);
+ stopDream(true /*immediate*/, "service disconnected");
}
});
}
diff --git a/services/core/java/com/android/server/dreams/DreamManagerService.java b/services/core/java/com/android/server/dreams/DreamManagerService.java
index bcf262d97235..769956d797b0 100644
--- a/services/core/java/com/android/server/dreams/DreamManagerService.java
+++ b/services/core/java/com/android/server/dreams/DreamManagerService.java
@@ -121,7 +121,7 @@ public final class DreamManagerService extends SystemService {
public void onReceive(Context context, Intent intent) {
writePulseGestureEnabled();
synchronized (mLock) {
- stopDreamLocked(false /*immediate*/);
+ stopDreamLocked(false /*immediate*/, "user switched");
}
}
}, new IntentFilter(Intent.ACTION_USER_SWITCHED), null, mHandler);
@@ -180,7 +180,7 @@ public final class DreamManagerService extends SystemService {
// for example when being undocked.
long time = SystemClock.uptimeMillis();
mPowerManager.userActivity(time, false /*noChangeLights*/);
- stopDreamInternal(false /*immediate*/);
+ stopDreamInternal(false /*immediate*/, "request awaken");
}
private void finishSelfInternal(IBinder token, boolean immediate) {
@@ -197,7 +197,7 @@ public final class DreamManagerService extends SystemService {
// device may simply go to sleep.
synchronized (mLock) {
if (mCurrentDreamToken == token) {
- stopDreamLocked(immediate);
+ stopDreamLocked(immediate, "finished self");
}
}
}
@@ -218,9 +218,9 @@ public final class DreamManagerService extends SystemService {
}
}
- private void stopDreamInternal(boolean immediate) {
+ private void stopDreamInternal(boolean immediate, String reason) {
synchronized (mLock) {
- stopDreamLocked(immediate);
+ stopDreamLocked(immediate, reason);
}
}
@@ -373,7 +373,7 @@ public final class DreamManagerService extends SystemService {
return;
}
- stopDreamLocked(true /*immediate*/);
+ stopDreamLocked(true /*immediate*/, "starting new dream");
Slog.i(TAG, "Entering dreamland.");
@@ -392,7 +392,7 @@ public final class DreamManagerService extends SystemService {
}));
}
- private void stopDreamLocked(final boolean immediate) {
+ private void stopDreamLocked(final boolean immediate, String reason) {
if (mCurrentDreamToken != null) {
if (immediate) {
Slog.i(TAG, "Leaving dreamland.");
@@ -408,7 +408,7 @@ public final class DreamManagerService extends SystemService {
@Override
public void run() {
Slog.i(TAG, "Performing gentle wake from dream.");
- mController.stopDream(immediate);
+ mController.stopDream(immediate, reason);
}
});
}
@@ -696,7 +696,7 @@ public final class DreamManagerService extends SystemService {
@Override
public void stopDream(boolean immediate) {
- stopDreamInternal(immediate);
+ stopDreamInternal(immediate, "requested stopDream");
}
@Override
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-12-27 09:23:01 +0000