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Commit 9fb5c6a5 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
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Merge "Using EventLog for user switching events" into rvc-dev am: 5c36c955 

Change-Id: I181c3896fd4de0e8cf48cfe520cf423e2d10774a
parents 4f64f388 5c36c955

services/core/java/com/android/server/am/EventLogTags.logtags

+13 −0
Original line number Diff line number Diff line
@@ -93,3 +93,16 @@ option java_package com.android.server.am 


# The task is being unfrozen

30069 am_unfreeze (Pid|1|5),(Process Name|3)



# User switch events

30070 uc_finish_user_unlocking (UID|1|5)

30071 uc_finish_user_unlocked (UID|1|5)

30072 uc_finish_user_unlocked_completed (UID|1|5)

30073 uc_finish_user_stopping (UID|1|5)

30074 uc_finish_user_stopped (UID|1|5)

30075 uc_switch_user (UID|1|5)

30076 uc_start_user_internal (UID|1|5)

30077 uc_unlock_user (UID|1|5)

30078 uc_finish_user_boot (UID|1|5)

30079 uc_dispatch_user_switch (oldUID|1|5) (newUID|1|5)

30080 uc_continue_user_switch (oldUID|1|5) (newUID|1|5)

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

+14 −11
Original line number Diff line number Diff line
@@ -83,6 +83,7 @@ import android.os.storage.IStorageManager; 
import android.os.storage.StorageManager;

import android.text.format.DateUtils;

import android.util.ArraySet;

import android.util.EventLog;

import android.util.IntArray;

import android.util.Pair;

import android.util.Slog;
@@ -382,8 +383,8 @@ class UserController implements Handler.Callback { 


    private void finishUserBoot(UserState uss, IIntentReceiver resultTo) {

        final int userId = uss.mHandle.getIdentifier();

        EventLog.writeEvent(EventLogTags.UC_FINISH_USER_BOOT, userId);



        Slog.d(TAG, "Finishing user boot " + userId);

        synchronized (mLock) {

            // Bail if we ended up with a stale user

            if (mStartedUsers.get(userId) != uss) {
@@ -451,7 +452,7 @@ class UserController implements Handler.Callback { 
     */

    private boolean finishUserUnlocking(final UserState uss) {

        final int userId = uss.mHandle.getIdentifier();

        Slog.d(TAG, "UserController event: finishUserUnlocking(" + userId + ")");

        EventLog.writeEvent(EventLogTags.UC_FINISH_USER_UNLOCKING, userId);

        // Only keep marching forward if user is actually unlocked

        if (!StorageManager.isUserKeyUnlocked(userId)) return false;

        synchronized (mLock) {
@@ -496,7 +497,7 @@ class UserController implements Handler.Callback { 
     */

    void finishUserUnlocked(final UserState uss) {

        final int userId = uss.mHandle.getIdentifier();

        Slog.d(TAG, "UserController event: finishUserUnlocked(" + userId + ")");

        EventLog.writeEvent(EventLogTags.UC_FINISH_USER_UNLOCKED, userId);

        // Only keep marching forward if user is actually unlocked

        if (!StorageManager.isUserKeyUnlocked(userId)) return;

        synchronized (mLock) {
@@ -567,7 +568,7 @@ class UserController implements Handler.Callback { 


    private void finishUserUnlockedCompleted(UserState uss) {

        final int userId = uss.mHandle.getIdentifier();

        Slog.d(TAG, "UserController event: finishUserUnlockedCompleted(" + userId + ")");

        EventLog.writeEvent(EventLogTags.UC_FINISH_USER_UNLOCKED_COMPLETED, userId);

        synchronized (mLock) {

            // Bail if we ended up with a stale user

            if (mStartedUsers.get(uss.mHandle.getIdentifier()) != uss) return;
@@ -830,7 +831,7 @@ class UserController implements Handler.Callback { 


    void finishUserStopping(final int userId, final UserState uss,

            final boolean allowDelayedLocking) {

        Slog.d(TAG, "UserController event: finishUserStopping(" + userId + ")");

        EventLog.writeEvent(EventLogTags.UC_FINISH_USER_STOPPING, userId);

        // On to the next.

        final Intent shutdownIntent = new Intent(Intent.ACTION_SHUTDOWN);

        // This is the result receiver for the final shutdown broadcast.
@@ -870,7 +871,7 @@ class UserController implements Handler.Callback { 


    void finishUserStopped(UserState uss, boolean allowDelayedLocking) {

        final int userId = uss.mHandle.getIdentifier();

        Slog.d(TAG, "UserController event: finishUserStopped(" + userId + ")");

        EventLog.writeEvent(EventLogTags.UC_FINISH_USER_STOPPED, userId);

        final boolean stopped;

        boolean lockUser = true;

        final ArrayList<IStopUserCallback> stopCallbacks;
@@ -1147,7 +1148,7 @@ class UserController implements Handler.Callback { 


    private boolean startUserInternal(@UserIdInt int userId, boolean foreground,

            @Nullable IProgressListener unlockListener, @NonNull TimingsTraceAndSlog t) {

        Slog.i(TAG, "Starting userid:" + userId + " fg:" + foreground);

        EventLog.writeEvent(EventLogTags.UC_START_USER_INTERNAL, userId);



        final int callingUid = Binder.getCallingUid();

        final int callingPid = Binder.getCallingPid();
@@ -1396,7 +1397,7 @@ class UserController implements Handler.Callback { 
    boolean unlockUser(final @UserIdInt int userId, byte[] token, byte[] secret,

            IProgressListener listener) {

        checkCallingPermission(INTERACT_ACROSS_USERS_FULL, "unlockUser");

        Slog.i(TAG, "unlocking user " + userId);

        EventLog.writeEvent(EventLogTags.UC_UNLOCK_USER, userId);

        final long binderToken = Binder.clearCallingIdentity();

        try {

            return unlockUserCleared(userId, token, secret, listener);
@@ -1481,7 +1482,7 @@ class UserController implements Handler.Callback { 


    boolean switchUser(final int targetUserId) {

        enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, targetUserId);

        Slog.i(TAG, "switching to user " + targetUserId);

        EventLog.writeEvent(EventLogTags.UC_SWITCH_USER, targetUserId);

        int currentUserId = getCurrentUserId();

        UserInfo targetUserInfo = getUserInfo(targetUserId);

        if (targetUserId == currentUserId) {
@@ -1604,7 +1605,8 @@ class UserController implements Handler.Callback { 
    }



    void dispatchUserSwitch(final UserState uss, final int oldUserId, final int newUserId) {

        Slog.d(TAG, "Dispatch onUserSwitching oldUser #" + oldUserId + " newUser #" + newUserId);

        EventLog.writeEvent(EventLogTags.UC_DISPATCH_USER_SWITCH, oldUserId, newUserId);



        final int observerCount = mUserSwitchObservers.beginBroadcast();

        if (observerCount > 0) {

            final ArraySet<String> curWaitingUserSwitchCallbacks = new ArraySet<>();
@@ -1666,7 +1668,8 @@ class UserController implements Handler.Callback { 
    }



    void continueUserSwitch(UserState uss, int oldUserId, int newUserId) {

        Slog.d(TAG, "Continue user switch oldUser #" + oldUserId + ", newUser #" + newUserId);

        EventLog.writeEvent(EventLogTags.UC_CONTINUE_USER_SWITCH, oldUserId, newUserId);



        if (isUserSwitchUiEnabled()) {

            mInjector.getWindowManager().stopFreezingScreen();

        }