Merge "Do not use the global AMS lock in AppExitInfoTracker" into rvc-dev am: dc0e2854c5 (cfb7ae1a) · Commits · e / os / android_frameworks_base

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

+6 −17

Original line number	Diff line number	Diff line
		@@ -129,7 +129,7 @@ public final class AppExitInfoTracker {
		private final ProcessMap<AppExitInfoContainer> mData;

		/** A pool of raw {@link android.app.ApplicationExitInfo} records. */
		@GuardedBy("mService")
		@GuardedBy("mLock")
		private final SynchronizedPool<ApplicationExitInfo> mRawRecordsPool;

		/**
		@@ -204,8 +204,7 @@ public final class AppExitInfoTracker {
		});
		}

		@GuardedBy("mService")
		void scheduleNoteProcessDiedLocked(final ProcessRecord app) {
		void scheduleNoteProcessDied(final ProcessRecord app) {
		if (app == null \|\| app.info == null) {
		return;
		}
		@@ -214,12 +213,10 @@ public final class AppExitInfoTracker {
		if (!mAppExitInfoLoaded) {
		return;
		}
		}
		// The current thread is holding the global lock, let's extract the info from it
		// and schedule the info note task in the kill handler.
		mKillHandler.obtainMessage(KillHandler.MSG_PROC_DIED, obtainRawRecordLocked(app))
		.sendToTarget();
		}
		}

		void scheduleNoteAppKill(final ProcessRecord app, final @Reason int reason,
		final @SubReason int subReason, final String msg) {
		@@ -227,8 +224,6 @@ public final class AppExitInfoTracker {
		if (!mAppExitInfoLoaded) {
		return;
		}
		}
		synchronized (mService) {
		if (app == null \|\| app.info == null) {
		return;
		}
		@@ -247,8 +242,6 @@ public final class AppExitInfoTracker {
		if (!mAppExitInfoLoaded) {
		return;
		}
		}
		synchronized (mService) {
		ProcessRecord app;
		synchronized (mService.mPidsSelfLocked) {
		app = mService.mPidsSelfLocked.get(pid);
		@@ -823,7 +816,7 @@ public final class AppExitInfoTracker {
		}

		@VisibleForTesting
		@GuardedBy("mService")
		@GuardedBy("mLock")
		ApplicationExitInfo obtainRawRecordLocked(ProcessRecord app) {
		ApplicationExitInfo info = mRawRecordsPool.acquire();
		if (info == null) {
		@@ -850,7 +843,7 @@ public final class AppExitInfoTracker {
		}

		@VisibleForTesting
		@GuardedBy("mService")
		@GuardedBy("mLock")
		void recycleRawRecordLocked(ApplicationExitInfo info) {
		info.setProcessName(null);
		info.setDescription(null);
		@@ -1135,8 +1128,6 @@ public final class AppExitInfoTracker {
		ApplicationExitInfo raw = (ApplicationExitInfo) msg.obj;
		synchronized (mLock) {
		handleNoteProcessDiedLocked(raw);
		}
		synchronized (mService) {
		recycleRawRecordLocked(raw);
		}
		}
		@@ -1145,8 +1136,6 @@ public final class AppExitInfoTracker {
		ApplicationExitInfo raw = (ApplicationExitInfo) msg.obj;
		synchronized (mLock) {
		handleNoteAppKillLocked(raw);
		}
		synchronized (mService) {
		recycleRawRecordLocked(raw);
		}
		}

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

+1 −1

Original line number	Diff line number	Diff line
		@@ -3773,7 +3773,7 @@ public final class ProcessList {
		}

		Watchdog.getInstance().processDied(app.processName, app.pid);
		mAppExitInfoTracker.scheduleNoteProcessDiedLocked(app);
		mAppExitInfoTracker.scheduleNoteProcessDied(app);
		}

		/**