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-rw-r--r--services/core/java/com/android/server/am/AppRestrictionController.java73
1 files changed, 44 insertions, 29 deletions
diff --git a/services/core/java/com/android/server/am/AppRestrictionController.java b/services/core/java/com/android/server/am/AppRestrictionController.java
index 4d5384c17f1f..c1c3435f35ff 100644
--- a/services/core/java/com/android/server/am/AppRestrictionController.java
+++ b/services/core/java/com/android/server/am/AppRestrictionController.java
@@ -191,7 +191,7 @@ public final class AppRestrictionController {
// No lock is needed, as it's immutable after initialization in constructor.
private final ArrayList<BaseAppStateTracker> mAppStateTrackers = new ArrayList<>();
- @GuardedBy("mLock")
+ @GuardedBy("mSettingsLock")
private final RestrictionSettings mRestrictionSettings = new RestrictionSettings();
private final CopyOnWriteArraySet<AppBackgroundRestrictionListener> mRestrictionListeners =
@@ -201,7 +201,7 @@ public final class AppRestrictionController {
* A mapping between the UID/Pkg and its pending work which should be triggered on inactive;
* an active UID/pkg pair should have an entry here, although its pending work could be null.
*/
- @GuardedBy("mLock")
+ @GuardedBy("mSettingsLock")
private final SparseArrayMap<String, Runnable> mActiveUids = new SparseArrayMap<>();
// No lock is needed as it's accessed in bg handler thread only.
@@ -218,6 +218,7 @@ public final class AppRestrictionController {
private int[] mDeviceIdleExceptIdleAllowlist = new int[0]; // No lock is needed.
private final Object mLock = new Object();
+ private final Object mSettingsLock = new Object();
private final Injector mInjector;
private final NotificationHelper mNotificationHelper;
@@ -344,7 +345,7 @@ public final class AppRestrictionController {
* {@link android.app.ActivityManager.RESTRICTION_LEVEL_*}.
*/
final class RestrictionSettings {
- @GuardedBy("mLock")
+ @GuardedBy("mSettingsLock")
final SparseArrayMap<String, PkgSettings> mRestrictionLevels = new SparseArrayMap();
final class PkgSettings {
@@ -365,6 +366,7 @@ public final class AppRestrictionController {
mCurrentRestrictionLevel = mLastRestrictionLevel = RESTRICTION_LEVEL_UNKNOWN;
}
+ @GuardedBy("mSettingsLock")
@RestrictionLevel int update(@RestrictionLevel int level, int reason, int subReason) {
if (level != mCurrentRestrictionLevel) {
mLastRestrictionLevel = mCurrentRestrictionLevel;
@@ -378,6 +380,7 @@ public final class AppRestrictionController {
}
@Override
+ @GuardedBy("mSettingsLock")
public String toString() {
final StringBuilder sb = new StringBuilder(128);
sb.append("RestrictionLevel{");
@@ -395,6 +398,7 @@ public final class AppRestrictionController {
return sb.toString();
}
+ @GuardedBy("mSettingsLock")
void dump(PrintWriter pw, @ElapsedRealtimeLong long nowElapsed) {
pw.print(toString());
if (mLastRestrictionLevel != RESTRICTION_LEVEL_UNKNOWN) {
@@ -426,18 +430,22 @@ public final class AppRestrictionController {
return mUid;
}
+ @GuardedBy("mSettingsLock")
@RestrictionLevel int getCurrentRestrictionLevel() {
return mCurrentRestrictionLevel;
}
+ @GuardedBy("mSettingsLock")
@RestrictionLevel int getLastRestrictionLevel() {
return mLastRestrictionLevel;
}
+ @GuardedBy("mSettingsLock")
int getReason() {
return mReason;
}
+ @GuardedBy("mSettingsLock")
@ElapsedRealtimeLong long getLastNotificationTime(
@NotificationHelper.NotificationType int notificationType) {
if (mLastNotificationShownTimeElapsed == null) {
@@ -446,6 +454,7 @@ public final class AppRestrictionController {
return mLastNotificationShownTimeElapsed[notificationType];
}
+ @GuardedBy("mSettingsLock")
void setLastNotificationTime(@NotificationHelper.NotificationType int notificationType,
@ElapsedRealtimeLong long timestamp) {
if (mLastNotificationShownTimeElapsed == null) {
@@ -455,6 +464,7 @@ public final class AppRestrictionController {
mLastNotificationShownTimeElapsed[notificationType] = timestamp;
}
+ @GuardedBy("mSettingsLock")
int getNotificationId(@NotificationHelper.NotificationType int notificationType) {
if (mNotificationId == null) {
return 0;
@@ -462,6 +472,7 @@ public final class AppRestrictionController {
return mNotificationId[notificationType];
}
+ @GuardedBy("mSettingsLock")
void setNotificationId(@NotificationHelper.NotificationType int notificationType,
int notificationId) {
if (mNotificationId == null) {
@@ -478,7 +489,7 @@ public final class AppRestrictionController {
*/
@RestrictionLevel int update(String packageName, int uid, @RestrictionLevel int level,
int reason, int subReason) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
PkgSettings settings = getRestrictionSettingsLocked(uid, packageName);
if (settings == null) {
settings = new PkgSettings(packageName, uid);
@@ -492,7 +503,7 @@ public final class AppRestrictionController {
* @return The reason of why it's in this level.
*/
int getReason(String packageName, int uid) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
final PkgSettings settings = mRestrictionLevels.get(uid, packageName);
return settings != null ? settings.getReason()
: (REASON_MAIN_DEFAULT | REASON_SUB_DEFAULT_UNDEFINED);
@@ -500,7 +511,7 @@ public final class AppRestrictionController {
}
@RestrictionLevel int getRestrictionLevel(int uid) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
final int uidKeyIndex = mRestrictionLevels.indexOfKey(uid);
if (uidKeyIndex < 0) {
return RESTRICTION_LEVEL_UNKNOWN;
@@ -522,7 +533,7 @@ public final class AppRestrictionController {
}
@RestrictionLevel int getRestrictionLevel(int uid, String packageName) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
final PkgSettings settings = getRestrictionSettingsLocked(uid, packageName);
return settings == null
? getRestrictionLevel(uid) : settings.getCurrentRestrictionLevel();
@@ -536,14 +547,14 @@ public final class AppRestrictionController {
}
private @RestrictionLevel int getLastRestrictionLevel(int uid, String packageName) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
final PkgSettings settings = mRestrictionLevels.get(uid, packageName);
return settings == null
- ? RESTRICTION_LEVEL_UNKNOWN : settings.mLastRestrictionLevel;
+ ? RESTRICTION_LEVEL_UNKNOWN : settings.getLastRestrictionLevel();
}
}
- @GuardedBy("mLock")
+ @GuardedBy("mSettingsLock")
void forEachPackageInUidLocked(int uid,
@NonNull TriConsumer<String, Integer, Integer> consumer) {
final int uidKeyIndex = mRestrictionLevels.indexOfKey(uid);
@@ -558,20 +569,20 @@ public final class AppRestrictionController {
}
}
- @GuardedBy("mLock")
+ @GuardedBy("mSettingsLock")
void forEachUidLocked(@NonNull Consumer<Integer> consumer) {
for (int i = mRestrictionLevels.numMaps() - 1; i >= 0; i--) {
consumer.accept(mRestrictionLevels.keyAt(i));
}
}
- @GuardedBy("mLock")
+ @GuardedBy("mSettingsLock")
PkgSettings getRestrictionSettingsLocked(int uid, String packageName) {
return mRestrictionLevels.get(uid, packageName);
}
void removeUser(@UserIdInt int userId) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
for (int i = mRestrictionLevels.numMaps() - 1; i >= 0; i--) {
final int uid = mRestrictionLevels.keyAt(i);
if (UserHandle.getUserId(uid) != userId) {
@@ -583,25 +594,25 @@ public final class AppRestrictionController {
}
void removePackage(String pkgName, int uid) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
mRestrictionLevels.delete(uid, pkgName);
}
}
void removeUid(int uid) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
mRestrictionLevels.delete(uid);
}
}
@VisibleForTesting
void reset() {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
mRestrictionLevels.clear();
}
}
- @GuardedBy("mLock")
+ @GuardedBy("mSettingsLock")
void dumpLocked(PrintWriter pw, String prefix) {
final ArrayList<PkgSettings> settings = new ArrayList<>();
mRestrictionLevels.forEach(setting -> settings.add(setting));
@@ -908,7 +919,9 @@ public final class AppRestrictionController {
@VisibleForTesting
void resetRestrictionSettings() {
- mRestrictionSettings.reset();
+ synchronized (mSettingsLock) {
+ mRestrictionSettings.reset();
+ }
initRestrictionStates();
}
@@ -1309,7 +1322,7 @@ public final class AppRestrictionController {
prefix = " " + prefix;
pw.print(prefix);
pw.println("BACKGROUND RESTRICTION LEVEL SETTINGS");
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
mRestrictionSettings.dumpLocked(pw, " " + prefix);
}
mConstantsObserver.dump(pw, " " + prefix);
@@ -1323,7 +1336,7 @@ public final class AppRestrictionController {
int curBucket, boolean allowUpdateBucket, int reason, int subReason) {
int curLevel;
int prevReason;
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
curLevel = getRestrictionLevel(uid, pkgName);
if (curLevel == level) {
// Nothing to do.
@@ -1361,7 +1374,7 @@ public final class AppRestrictionController {
|| level == RESTRICTION_LEVEL_RESTRICTED_BUCKET)) {
// restrict the app if it hasn't done so.
boolean doIt = true;
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
final int index = mActiveUids.indexOfKey(uid, pkgName);
if (index >= 0) {
// It's currently active, enqueue it.
@@ -1379,7 +1392,7 @@ public final class AppRestrictionController {
&& level < RESTRICTION_LEVEL_RESTRICTED_BUCKET) {
// Moved out of the background-restricted state.
if (curBucket != STANDBY_BUCKET_RARE) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
final int index = mActiveUids.indexOfKey(uid, pkgName);
if (index >= 0) {
mActiveUids.add(uid, pkgName, null);
@@ -1437,7 +1450,7 @@ public final class AppRestrictionController {
private void dispatchAutoRestrictedBucketFeatureFlagChanged(boolean newValue) {
final AppStandbyInternal appStandbyInternal = mInjector.getAppStandbyInternal();
final ArrayList<Runnable> pendingTasks = new ArrayList<>();
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
mRestrictionSettings.forEachUidLocked(uid -> {
mRestrictionSettings.forEachPackageInUidLocked(uid, (pkgName, level, reason) -> {
if (level == RESTRICTION_LEVEL_BACKGROUND_RESTRICTED) {
@@ -1531,6 +1544,7 @@ public final class AppRestrictionController {
private final NotificationManager mNotificationManager;
private final Injector mInjector;
private final Object mLock;
+ private final Object mSettingsLock;
private final Context mContext;
private final BroadcastReceiver mActionButtonReceiver = new BroadcastReceiver() {
@@ -1551,7 +1565,7 @@ public final class AppRestrictionController {
}
};
- @GuardedBy("mLock")
+ @GuardedBy("mSettingsLock")
private int mNotificationIDStepper = SUMMARY_NOTIFICATION_ID + 1;
NotificationHelper(AppRestrictionController controller) {
@@ -1559,6 +1573,7 @@ public final class AppRestrictionController {
mInjector = controller.mInjector;
mNotificationManager = mInjector.getNotificationManager();
mLock = controller.mLock;
+ mSettingsLock = controller.mSettingsLock;
mContext = mInjector.getContext();
}
@@ -1637,7 +1652,7 @@ public final class AppRestrictionController {
int getNotificationIdIfNecessary(@NotificationType int notificationType,
String packageName, int uid) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
final RestrictionSettings.PkgSettings settings = mBgController.mRestrictionSettings
.getRestrictionSettingsLocked(uid, packageName);
if (settings == null) {
@@ -1741,7 +1756,7 @@ public final class AppRestrictionController {
}
void cancelRequestBgRestrictedIfNecessary(String packageName, int uid) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
final RestrictionSettings.PkgSettings settings = mBgController.mRestrictionSettings
.getRestrictionSettingsLocked(uid, packageName);
if (settings != null) {
@@ -1755,7 +1770,7 @@ public final class AppRestrictionController {
}
void cancelLongRunningFGSNotificationIfNecessary(String packageName, int uid) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
final RestrictionSettings.PkgSettings settings = mBgController.mRestrictionSettings
.getRestrictionSettingsLocked(uid, packageName);
if (settings != null) {
@@ -1771,7 +1786,7 @@ public final class AppRestrictionController {
void handleUidInactive(int uid, boolean disabled) {
final ArrayList<Runnable> pendingTasks = mTmpRunnables;
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
final int index = mActiveUids.indexOfKey(uid);
if (index < 0) {
return;
@@ -1792,7 +1807,7 @@ public final class AppRestrictionController {
}
void handleUidActive(int uid) {
- synchronized (mLock) {
+ synchronized (mSettingsLock) {
final AppStandbyInternal appStandbyInternal = mInjector.getAppStandbyInternal();
final int userId = UserHandle.getUserId(uid);
mRestrictionSettings.forEachPackageInUidLocked(uid, (pkgName, level, reason) -> {
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-11-02 15:07:54 +0000