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-rw-r--r--services/core/java/com/android/server/am/ActivityManagerService.java4
-rw-r--r--services/core/java/com/android/server/am/OomAdjuster.java19
2 files changed, 3 insertions, 20 deletions
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 5932f99b562b..8c246eb554c5 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -2226,7 +2226,7 @@ public class ActivityManagerService extends IActivityManager.Stub
mConstants = hasHandlerThread ? new ActivityManagerConstants(this, mHandler) : null;
final ActiveUids activeUids = new ActiveUids(this, false /* postChangesToAtm */);
mProcessList.init(this, activeUids);
- mOomAdjuster = new OomAdjuster(this, mProcessList, activeUids, new Object());
+ mOomAdjuster = new OomAdjuster(this, mProcessList, activeUids);
mIntentFirewall = hasHandlerThread
? new IntentFirewall(new IntentFirewallInterface(), mHandler) : null;
@@ -2274,7 +2274,7 @@ public class ActivityManagerService extends IActivityManager.Stub
mConstants = new ActivityManagerConstants(this, mHandler);
final ActiveUids activeUids = new ActiveUids(this, true /* postChangesToAtm */);
mProcessList.init(this, activeUids);
- mOomAdjuster = new OomAdjuster(this, mProcessList, activeUids, atm.getGlobalLock());
+ mOomAdjuster = new OomAdjuster(this, mProcessList, activeUids);
// Broadcast policy parameters
final BroadcastConstants foreConstants = new BroadcastConstants(
diff --git a/services/core/java/com/android/server/am/OomAdjuster.java b/services/core/java/com/android/server/am/OomAdjuster.java
index 7035698d5ee0..639465e500f6 100644
--- a/services/core/java/com/android/server/am/OomAdjuster.java
+++ b/services/core/java/com/android/server/am/OomAdjuster.java
@@ -127,18 +127,8 @@ public final class OomAdjuster {
private final ActivityManagerService mService;
private final ProcessList mProcessList;
- /**
- * Used to lock {@link #updateOomAdjImpl} for state consistency. It also reduces frequency lock
- * and unlock when getting and setting value to {@link ProcessRecord#mWindowProcessController}.
- * Note it is declared as Object type so the locked-region-code-injection won't wrap the
- * unnecessary priority booster.
- */
- private final Object mAtmGlobalLock;
-
- OomAdjuster(ActivityManagerService service, ProcessList processList, ActiveUids activeUids,
- Object atmGlobalLock) {
+ OomAdjuster(ActivityManagerService service, ProcessList processList, ActiveUids activeUids) {
mService = service;
- mAtmGlobalLock = atmGlobalLock;
mProcessList = processList;
mActiveUids = activeUids;
@@ -196,13 +186,6 @@ public final class OomAdjuster {
@GuardedBy("mService")
final void updateOomAdjLocked() {
- synchronized (mAtmGlobalLock) {
- updateOomAdjImpl();
- }
- }
-
- @GuardedBy({"mService", "mAtmGlobalLock"})
- private void updateOomAdjImpl() {
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "updateOomAdj");
mService.mOomAdjProfiler.oomAdjStarted();
final ProcessRecord TOP_APP = mService.getTopAppLocked();