Add null check to updateHasAboveClientLocked
The same-process check in updateHasAboveClientLocked (see aosp/2577299)
was missing a null check: service's ProcessRecord is not guaranteed to
be set, for example if the client unbinds before the process hosting the
service is even started.
Test: atest MockingOomAdjusterTests
Change-Id: I220d9d1309cfc33316308bf805f4e34a0806a35d
Merged-In: Iee5024b8f13771bc98a39a20e5f96a89a4c79b4e
Merged-In: Id5aee1323b9b3b254e19e8a4e189c1fa4f9d96ea
diff --git a/services/core/java/com/android/server/am/ProcessServiceRecord.java b/services/core/java/com/android/server/am/ProcessServiceRecord.java
index 7ff6d11..1420671 100644
--- a/services/core/java/com/android/server/am/ProcessServiceRecord.java
+++ b/services/core/java/com/android/server/am/ProcessServiceRecord.java
@@ -341,8 +341,10 @@
mHasAboveClient = false;
for (int i = mConnections.size() - 1; i >= 0; i--) {
ConnectionRecord cr = mConnections.valueAt(i);
- if (cr.binding.service.app.mServices != this
- && cr.hasFlag(Context.BIND_ABOVE_CLIENT)) {
+
+ final boolean isSameProcess = cr.binding.service.app != null
+ && cr.binding.service.app.mServices == this;
+ if (!isSameProcess && cr.hasFlag(Context.BIND_ABOVE_CLIENT)) {
mHasAboveClient = true;
break;
}
diff --git a/services/tests/mockingservicestests/src/com/android/server/am/MockingOomAdjusterTests.java b/services/tests/mockingservicestests/src/com/android/server/am/MockingOomAdjusterTests.java
index 0504344..732d0ce 100644
--- a/services/tests/mockingservicestests/src/com/android/server/am/MockingOomAdjusterTests.java
+++ b/services/tests/mockingservicestests/src/com/android/server/am/MockingOomAdjusterTests.java
@@ -2578,6 +2578,31 @@
assertTrue(CACHED_APP_MAX_ADJ >= app3.mState.getSetAdj());
}
+ @SuppressWarnings("GuardedBy")
+ @Test
+ public void testUpdateOomAdj_DoOne_AboveClient_NotStarted() {
+ ProcessRecord app = spy(makeDefaultProcessRecord(MOCKAPP_PID, MOCKAPP_UID,
+ MOCKAPP_PROCESSNAME, MOCKAPP_PACKAGENAME, true));
+ doReturn(PROCESS_STATE_TOP).when(sService.mAtmInternal).getTopProcessState();
+ doReturn(app).when(sService).getTopApp();
+ sService.mWakefulness.set(PowerManagerInternal.WAKEFULNESS_AWAKE);
+ sService.mOomAdjuster.updateOomAdjLocked(app, OOM_ADJ_REASON_NONE);
+
+ assertEquals(FOREGROUND_APP_ADJ, app.mState.getSetAdj());
+
+ // Start binding to a service that isn't running yet.
+ ServiceRecord sr = makeServiceRecord(app);
+ sr.app = null;
+ bindService(null, app, sr, Context.BIND_ABOVE_CLIENT, mock(IBinder.class));
+
+ // Since sr.app is null, this service cannot be in the same process as the
+ // client so we expect the BIND_ABOVE_CLIENT adjustment to take effect.
+ app.mServices.updateHasAboveClientLocked();
+ sService.mOomAdjuster.updateOomAdjLocked(app, OOM_ADJ_REASON_NONE);
+ assertTrue(app.mServices.hasAboveClient());
+ assertNotEquals(FOREGROUND_APP_ADJ, app.mState.getSetAdj());
+ }
+
private ProcessRecord makeDefaultProcessRecord(int pid, int uid, String processName,
String packageName, boolean hasShownUi) {
long now = SystemClock.uptimeMillis();