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Commit 69922e2b authored by Jing Ji's avatar Jing Ji Committed by Automerger Merge Worker
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Merge "Use the UNKNOWN_ADJ as the cached adj in cycle recomputation" into udc-dev am: d5b8a608 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23716012



Change-Id: I17826ec1152713ee6892a1b597e815bc7061844d
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents d3c4b657 d5b8a608

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

+3 −2
Original line number Diff line number Diff line
@@ -1009,7 +1009,6 @@ public class OomAdjuster { 
            mCacheOomRanker.reRankLruCachedAppsLSP(mProcessList.getLruProcessesLSP(),

                    mProcessList.getLruProcessServiceStartLOSP());

        }

        assignCachedAdjIfNecessary(mProcessList.getLruProcessesLOSP());



        if (computeClients) { // There won't be cycles if we didn't compute clients above.

            // Cycle strategy:
@@ -1034,7 +1033,7 @@ public class OomAdjuster { 
                    ProcessRecord app = activeProcesses.get(i);

                    final ProcessStateRecord state = app.mState;

                    if (!app.isKilledByAm() && app.getThread() != null && state.containsCycle()) {

                        if (computeOomAdjLSP(app, state.getCurRawAdj(), topApp, true, now,

                        if (computeOomAdjLSP(app, UNKNOWN_ADJ, topApp, true, now,

                                true, true)) {

                            retryCycles = true;

                        }
@@ -1044,6 +1043,8 @@ public class OomAdjuster { 
        }

        mProcessesInCycle.clear();



        assignCachedAdjIfNecessary(mProcessList.getLruProcessesLOSP());



        mNumNonCachedProcs = 0;

        mNumCachedHiddenProcs = 0;

services/tests/mockingservicestests/src/com/android/server/am/MockingOomAdjusterTests.java

+29 −0
Original line number Diff line number Diff line
@@ -2512,6 +2512,35 @@ public class MockingOomAdjusterTests { 
        assertEquals(FOREGROUND_APP_ADJ, app.mState.getSetAdj());

    }



    @SuppressWarnings("GuardedBy")

    @Test

    public void testUpdateOomAdj_DoAll_Side_Cycle() {

        final ProcessRecord app = spy(makeDefaultProcessRecord(MOCKAPP_PID, MOCKAPP_UID,

                MOCKAPP_PROCESSNAME, MOCKAPP_PACKAGENAME, false));

        final ProcessRecord app2 = spy(makeDefaultProcessRecord(MOCKAPP2_PID, MOCKAPP2_UID,

                MOCKAPP2_PROCESSNAME, MOCKAPP2_PACKAGENAME, false));

        final ProcessRecord app3 = spy(makeDefaultProcessRecord(MOCKAPP3_PID, MOCKAPP3_UID,

                MOCKAPP3_PROCESSNAME, MOCKAPP3_PACKAGENAME, false));

        long now = SystemClock.uptimeMillis();

        ServiceRecord s = bindService(app, app2, null, 0, mock(IBinder.class));

        s.startRequested = true;

        s.lastActivity = now;

        s = bindService(app2, app3, null, 0, mock(IBinder.class));

        s.lastActivity = now;

        s = bindService(app3, app2, null, 0, mock(IBinder.class));

        s.lastActivity = now;



        sService.mWakefulness.set(PowerManagerInternal.WAKEFULNESS_AWAKE);

        sService.mOomAdjuster.mNumServiceProcs = 3;

        updateOomAdj(app, app2, app3);



        assertEquals(SERVICE_ADJ, app.mState.getSetAdj());

        assertTrue(sFirstCachedAdj <= app2.mState.getSetAdj());

        assertTrue(sFirstCachedAdj <= app3.mState.getSetAdj());

        assertTrue(CACHED_APP_MAX_ADJ >= app2.mState.getSetAdj());

        assertTrue(CACHED_APP_MAX_ADJ >= app3.mState.getSetAdj());

    }



    private ProcessRecord makeDefaultProcessRecord(int pid, int uid, String processName,

            String packageName, boolean hasShownUi) {

        long now = SystemClock.uptimeMillis();