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Commit 3499b344 authored by Misha Wagner's avatar Misha Wagner Committed by Automerger Merge Worker
Browse files

Change CacheOomRanker's "uses" feature. am: 7d611c75 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15684479

Change-Id: I00aa080b9a28739301ee234503b4ddda198ce4c2
parents 09379073 7d611c75

core/java/android/app/ActivityManager.java

+5 −0
Original line number Diff line number Diff line
@@ -771,6 +771,11 @@ public class ActivityManager { 
        return procState >= PROCESS_STATE_TRANSIENT_BACKGROUND;

    }



    /** @hide Should this process state be considered in the cache? */

    public static final boolean isProcStateCached(int procState) {

        return procState >= PROCESS_STATE_CACHED_ACTIVITY;

    }



    /** @hide Is this a foreground service type? */

    public static boolean isForegroundService(int procState) {

        return procState == PROCESS_STATE_FOREGROUND_SERVICE;

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

+5 −6
Original line number Diff line number Diff line
@@ -577,6 +577,10 @@ final class ProcessStateRecord { 


    @GuardedBy({"mService", "mProcLock"})

    void setSetProcState(int setProcState) {

        if (ActivityManager.isProcStateCached(mSetProcState)

                && !ActivityManager.isProcStateCached(setProcState)) {

            mCacheOomRankerUseCount++;

        }

        mSetProcState = setProcState;

    }
@@ -840,12 +844,7 @@ final class ProcessStateRecord { 


    @GuardedBy("mService")

    void setCached(boolean cached) {

        if (mCached != cached) {

        mCached = cached;

            if (cached) {

                ++mCacheOomRankerUseCount;

            }

        }

    }



    @GuardedBy("mService")

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

+5 −4
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ import static org.mockito.Mockito.doReturn; 
import static org.mockito.Mockito.mock;

import static org.mockito.Mockito.spy;



import android.app.ActivityManager;

import android.app.IApplicationThread;

import android.content.ComponentName;

import android.content.Context;
@@ -581,7 +582,7 @@ public class CacheOomRankerTest { 
    }



    private ProcessRecord nextProcessRecord(int setAdj, long lastActivityTime, long lastRss,

            int returnedToCacheCount) {

            int wentToForegroundCount) {

        ApplicationInfo ai = new ApplicationInfo();

        ai.packageName = "a.package.name" + mNextPackageName++;

        ProcessRecord app = new ProcessRecord(mAms, ai, ai.packageName + ":process", mNextUid++);
@@ -593,9 +594,9 @@ public class CacheOomRankerTest { 
        app.setLastActivityTime(lastActivityTime);

        app.mProfile.setLastRss(lastRss);

        app.mState.setCached(false);

        for (int i = 0; i < returnedToCacheCount; ++i) {

            app.mState.setCached(false);

            app.mState.setCached(true);

        for (int i = 0; i < wentToForegroundCount; ++i) {

            app.mState.setSetProcState(ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE);

            app.mState.setSetProcState(ActivityManager.PROCESS_STATE_CACHED_RECENT);

        }

        // Sets the thread returned by ProcessRecord#getThread, which we use to check whether the

        // app is currently launching.