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Commit 71d3260f authored by Jeff Hao's avatar Jeff Hao
Browse files

Shorten first boot time by filtering dexopted apps by LRU. 

No longer dexopt all system apps and boot listener user apps.

Bug: 23628238
Bug: https://code.google.com/p/android/issues/detail?id=186589

(cherry-picked from commit b84cb9e9)

Change-Id: Id1a1ca9f46777f9e62df3d4f25e98a2837fabf37
parent c024de3c

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

+0 −35
Original line number Diff line number Diff line
@@ -6083,41 +6083,6 @@ public class PackageManagerService extends IPackageManager.Stub { 
                    it.remove();

                }

            }

            // Give priority to system apps.

            for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) {

                PackageParser.Package pkg = it.next();

                if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) {

                    if (DEBUG_DEXOPT) {

                        Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName);

                    }

                    sortedPkgs.add(pkg);

                    it.remove();

                }

            }

            // Give priority to updated system apps.

            for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) {

                PackageParser.Package pkg = it.next();

                if (pkg.isUpdatedSystemApp()) {

                    if (DEBUG_DEXOPT) {

                        Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName);

                    }

                    sortedPkgs.add(pkg);

                    it.remove();

                }

            }

            // Give priority to apps that listen for boot complete.

            intent = new Intent(Intent.ACTION_BOOT_COMPLETED);

            pkgNames = getPackageNamesForIntent(intent);

            for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) {

                PackageParser.Package pkg = it.next();

                if (pkgNames.contains(pkg.packageName)) {

                    if (DEBUG_DEXOPT) {

                        Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName);

                    }

                    sortedPkgs.add(pkg);

                    it.remove();

                }

            }

            // Filter out packages that aren't recently used.

            filterRecentlyUsedApps(pkgs);

            // Add all remaining apps.