1 files changed, 10 insertions, 0 deletions
diff --git a/core/java/android/app/LoadedApk.java b/core/java/android/app/LoadedApk.java
index 3f1075448c84..0d3110cfded8 100644
--- a/core/java/android/app/LoadedApk.java
+++ b/core/java/android/app/LoadedApk.java
@@ -57,6 +57,7 @@ import android.view.DisplayAdjustments;
 
 import com.android.internal.util.ArrayUtils;
 
+import dalvik.system.BaseDexClassLoader;
 import dalvik.system.VMRuntime;
 
 import java.io.File;
@@ -929,6 +930,15 @@ public final class LoadedApk {
         if (!SystemProperties.getBoolean("dalvik.vm.usejitprofiles", false)) {
             return;
         }
+
+        // If we use profiles, setup the dex reporter to notify package manager
+        // of any relevant dex loads. The idle maintenance job will use the information
+        // reported to optimize the loaded dex files.
+        // Note that we only need one global reporter per app.
+        // Make sure we do this before invoking app code for the first time so that we
+        // can capture the complete application startup.
+        BaseDexClassLoader.setReporter(DexLoadReporter.getInstance());
+
         // Only set up profile support if the loaded apk has the same uid as the
         // current process.
         // Currently, we do not support profiling across different apps.