fix "am start -W" hang on activity start (afb776d5) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/am/ActivityRecord.java

+17 −1

Original line number	Diff line number	Diff line
		@@ -1123,6 +1123,13 @@ final class ActivityRecord {

		public void reportFullyDrawnLocked() {
		final long curTime = SystemClock.uptimeMillis();
		// Normally launch time counts from the point when the activity is resumed, to when the
		// first window is drawn. However the activity could become visible before it is resumed,
		// due to some other activity in the same task being launched. In this case we still need
		// to report launch time to unblock ActivityStarter.startActivityMayWait().
		if (displayStartTime == 0 && task != null && task.isLaunching) {
		displayStartTime = curTime;
		}
		if (displayStartTime != 0) {
		reportLaunchTimeLocked(curTime);
		}
		@@ -1188,13 +1195,22 @@ final class ActivityRecord {
		//service.mUsageStatsService.noteLaunchTime(realActivity, (int)totalTime);
		}
		displayStartTime = 0;
		task.isLaunching = false;
		stack.mLaunchStartTime = 0;
		}

		void windowsDrawnLocked() {
		mStackSupervisor.mActivityMetricsLogger.notifyWindowsDrawn();
		final long curTime = SystemClock.uptimeMillis();
		// Normally launch time counts from the point when the activity is resumed, to when the
		// first window is drawn. However the activity could become visible before it is resumed,
		// due to some other activity in the same task being launched. In this case we still need
		// to report launch time to unblock ActivityStarter.startActivityMayWait().
		if (displayStartTime == 0 && task != null && task.isLaunching) {
		displayStartTime = curTime;
		}
		if (displayStartTime != 0) {
		reportLaunchTimeLocked(SystemClock.uptimeMillis());
		reportLaunchTimeLocked(curTime);
		}
		mStackSupervisor.sendWaitingVisibleReportLocked(this);
		startTime = 0;

services/core/java/com/android/server/am/ActivityStack.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -912,6 +912,9 @@ final class ActivityStack {
		void setLaunchTime(ActivityRecord r) {
		if (r.displayStartTime == 0) {
		r.fullyDrawnStartTime = r.displayStartTime = SystemClock.uptimeMillis();
		if (r.task != null) {
		r.task.isLaunching = true;
		}
		if (mLaunchStartTime == 0) {
		startLaunchTraces(r.packageName);
		mLaunchStartTime = mFullyDrawnStartTime = r.displayStartTime;
		@@ -926,6 +929,9 @@ final class ActivityStack {
		// Make sure that there is no activity waiting for this to launch.
		if (mStackSupervisor.mWaitingActivityLaunched.isEmpty()) {
		r.displayStartTime = r.fullyDrawnStartTime = 0;
		if (r.task != null) {
		r.task.isLaunching = false;
		}
		} else {
		mStackSupervisor.removeTimeoutsForActivityLocked(r);
		mStackSupervisor.scheduleIdleTimeoutLocked(r);

services/core/java/com/android/server/am/TaskRecord.java

+1 −0

Original line number	Diff line number	Diff line
		@@ -151,6 +151,7 @@ final class TaskRecord {
		long lastActiveTime; // Last time this task was active, including sleep.
		boolean inRecents; // Actually in the recents list?
		boolean isAvailable; // Is the activity available to be launched?
		boolean isLaunching; // Is an activity in this task launching?
		boolean rootWasReset; // True if the intent at the root of the task had
		// the FLAG_ACTIVITY_RESET_TASK_IF_NEEDED flag.
		boolean autoRemoveRecents; // If true, we should automatically remove the task from