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Commit 354395b4 authored by Jiakai Zhang's avatar Jiakai Zhang Committed by Automerger Merge Worker
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Merge "Check and `speed` compile System UI on boot." into tm-dev am:... 

Merge "Check and `speed` compile System UI on boot." into tm-dev am: 59eb7543 am: 2211f9a2 am: cec11153 am: 63466f4c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17907956



Change-Id: I12c318c820d704423feb3887be955f40a8fa62a6
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents cfd26c07 63466f4c

services/core/java/com/android/server/pm/DexOptHelper.java

+53 −0
Original line number Diff line number Diff line
@@ -29,7 +29,9 @@ import static com.android.server.pm.PackageManagerService.TAG; 
import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter;

import static com.android.server.pm.PackageManagerServiceUtils.REMOVE_IF_NULL_PKG;



import android.Manifest;

import android.annotation.NonNull;

import android.annotation.RequiresPermission;

import android.app.ActivityManager;

import android.app.AppGlobals;

import android.content.Intent;
@@ -42,6 +44,7 @@ import android.os.SystemClock; 
import android.os.SystemProperties;

import android.os.Trace;

import android.os.UserHandle;

import android.provider.DeviceConfig;

import android.util.ArraySet;

import android.util.Log;

import android.util.Slog;
@@ -250,10 +253,60 @@ final class DexOptHelper { 
                numberOfPackagesFailed};

    }



    /**

     * Checks if system UI package (typically "com.android.systemui") needs to be re-compiled, and

     * compiles it if needed.

     */

    private void checkAndDexOptSystemUi() {

        Computer snapshot = mPm.snapshotComputer();

        String sysUiPackageName =

                mPm.mContext.getString(com.android.internal.R.string.config_systemUi);

        AndroidPackage pkg = snapshot.getPackage(sysUiPackageName);

        if (pkg == null) {

            Log.w(TAG, "System UI package " + sysUiPackageName + " is not found for dexopting");

            return;

        }



        boolean useProfileForDexopt = false;

        File profileFile = new File(getPrebuildProfilePath(pkg));

        // Copy the profile to the reference profile path if it exists. Installd can only use a

        // profile at the reference profile path for dexopt.

        if (profileFile.exists()) {

            try {

                synchronized (mPm.mInstallLock) {

                    if (mPm.mInstaller.copySystemProfile(profileFile.getAbsolutePath(),

                                pkg.getUid(), pkg.getPackageName(),

                                ArtManager.getProfileName(null))) {

                        useProfileForDexopt = true;

                    } else {

                        Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath());

                    }

                }

            } catch (Exception e) {

                Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath(), e);

            }

        }



        // It could also be after mainline update, but we're not introducing a new reason just for

        // this special case.

        performDexOptTraced(new DexoptOptions(pkg.getPackageName(), REASON_BOOT_AFTER_OTA,

                useProfileForDexopt ? "speed-profile" : "speed", null /* splitName */,

                0 /* dexoptFlags */));

    }



    @RequiresPermission(Manifest.permission.READ_DEVICE_CONFIG)

    public void performPackageDexOptUpgradeIfNeeded() {

        PackageManagerServiceUtils.enforceSystemOrRoot(

                "Only the system can request package update");



        // The default is "true".

        if (!"false".equals(DeviceConfig.getProperty("runtime", "dexopt_system_ui_on_boot"))) {

            // System UI is important to user experience, so we check it on every boot. It may need

            // to be re-compiled after a mainline update or an OTA.

            // TODO(b/227310505): Only do this after a mainline update or an OTA.

            checkAndDexOptSystemUi();

        }



        // We need to re-extract after an OTA.

        boolean causeUpgrade = mPm.isDeviceUpgrading();