Eliminate single-process mode.
Bug: 5010576
Change-Id: Id450dc83efed4897d1e4ff451530fed14457aace
diff --git a/services/java/com/android/server/am/ActivityManagerService.java b/services/java/com/android/server/am/ActivityManagerService.java
index 62f0fea..d5e8730 100644
--- a/services/java/com/android/server/am/ActivityManagerService.java
+++ b/services/java/com/android/server/am/ActivityManagerService.java
@@ -502,15 +502,6 @@
= new ArrayList<ProcessRecord>();
/**
- * List of records for processes that we have started and are waiting
- * for them to call back. This is really only needed when running in
- * single processes mode, in which case we do not have a unique pid for
- * each process.
- */
- final ArrayList<ProcessRecord> mStartingProcesses
- = new ArrayList<ProcessRecord>();
-
- /**
* List of persistent applications that are in the process
* of being started.
*/
@@ -2001,12 +1992,7 @@
}
buf.append("}");
Slog.i(TAG, buf.toString());
- if (pid == 0 || pid == MY_PID) {
- // Processes are being emulated with threads.
- app.pid = MY_PID;
- app.removed = false;
- mStartingProcesses.add(app);
- } else if (pid > 0) {
+ if (pid > 0) {
app.pid = pid;
app.removed = false;
synchronized (mPidsSelfLocked) {
@@ -3606,9 +3592,6 @@
synchronized (mPidsSelfLocked) {
app = mPidsSelfLocked.get(pid);
}
- } else if (mStartingProcesses.size() > 0) {
- app = mStartingProcesses.remove(0);
- app.setPid(pid);
} else {
app = null;
}
@@ -4042,8 +4025,7 @@
synchronized(this) {
int callingUid = Binder.getCallingUid();
try {
- if (callingUid != 0 && callingUid != Process.SYSTEM_UID &&
- Process.supportsProcesses()) {
+ if (callingUid != 0 && callingUid != Process.SYSTEM_UID) {
int uid = AppGlobals.getPackageManager()
.getPackageUid(packageName);
if (uid != Binder.getCallingUid()) {
@@ -4302,8 +4284,7 @@
}
// Root, system server and our own process get to do everything.
- if (uid == 0 || uid == Process.SYSTEM_UID || pid == MY_PID ||
- !Process.supportsProcesses()) {
+ if (uid == 0 || uid == Process.SYSTEM_UID || pid == MY_PID) {
return PackageManager.PERMISSION_GRANTED;
}
// If there is a uid that owns whatever is being accessed, it has
@@ -4447,7 +4428,7 @@
private final boolean checkUriPermissionLocked(Uri uri, int uid,
int modeFlags) {
// Root gets to do everything.
- if (uid == 0 || !Process.supportsProcesses()) {
+ if (uid == 0) {
return true;
}
HashMap<Uri, UriPermission> perms = mGrantedUriPermissions.get(uid);
@@ -5528,8 +5509,8 @@
// CONTENT PROVIDERS
// =========================================================
- private final List generateApplicationProvidersLocked(ProcessRecord app) {
- List providers = null;
+ private final List<ProviderInfo> generateApplicationProvidersLocked(ProcessRecord app) {
+ List<ProviderInfo> providers = null;
try {
providers = AppGlobals.getPackageManager().
queryContentProviders(app.processName, app.info.uid,
@@ -5967,7 +5948,7 @@
}
public static final void installSystemProviders() {
- List providers;
+ List<ProviderInfo> providers;
synchronized (mSelf) {
ProcessRecord app = mSelf.mProcessNames.get("system", Process.SYSTEM_UID);
providers = mSelf.generateApplicationProvidersLocked(app);
@@ -6585,13 +6566,6 @@
}
public void systemReady(final Runnable goingCallback) {
- // In the simulator, startRunning will never have been called, which
- // normally sets a few crucial variables. Do it here instead.
- if (!Process.supportsProcesses()) {
- mStartRunning = true;
- mTopAction = Intent.ACTION_MAIN;
- }
-
synchronized(this) {
if (mSystemReady) {
if (goingCallback != null) goingCallback.run();
@@ -7955,14 +7929,6 @@
"Starting Norm", "Restarting PERS");
}
- if (mStartingProcesses.size() > 0) {
- if (needSep) pw.println(" ");
- needSep = true;
- pw.println(" Processes that are starting:");
- dumpProcessList(pw, this, mStartingProcesses, " ",
- "Starting Norm", "Starting PERS");
- }
-
if (mRemovedProcesses.size() > 0) {
if (needSep) pw.println(" ");
needSep = true;
@@ -13128,74 +13094,72 @@
int adj = computeOomAdjLocked(app, hiddenAdj, TOP_APP, false);
- if ((app.pid != 0 && app.pid != MY_PID) || Process.supportsProcesses()) {
- if (app.curRawAdj != app.setRawAdj) {
- if (app.curRawAdj > FOREGROUND_APP_ADJ
- && app.setRawAdj <= FOREGROUND_APP_ADJ) {
- // If this app is transitioning from foreground to
- // non-foreground, have it do a gc.
- scheduleAppGcLocked(app);
- } else if (app.curRawAdj >= HIDDEN_APP_MIN_ADJ
- && app.setRawAdj < HIDDEN_APP_MIN_ADJ) {
- // Likewise do a gc when an app is moving in to the
- // background (such as a service stopping).
- scheduleAppGcLocked(app);
- }
+ if (app.curRawAdj != app.setRawAdj) {
+ if (app.curRawAdj > FOREGROUND_APP_ADJ
+ && app.setRawAdj <= FOREGROUND_APP_ADJ) {
+ // If this app is transitioning from foreground to
+ // non-foreground, have it do a gc.
+ scheduleAppGcLocked(app);
+ } else if (app.curRawAdj >= HIDDEN_APP_MIN_ADJ
+ && app.setRawAdj < HIDDEN_APP_MIN_ADJ) {
+ // Likewise do a gc when an app is moving in to the
+ // background (such as a service stopping).
+ scheduleAppGcLocked(app);
+ }
- if (wasKeeping && !app.keeping) {
- // This app is no longer something we want to keep. Note
- // its current wake lock time to later know to kill it if
- // it is not behaving well.
- BatteryStatsImpl stats = mBatteryStatsService.getActiveStatistics();
- synchronized (stats) {
- app.lastWakeTime = stats.getProcessWakeTime(app.info.uid,
- app.pid, SystemClock.elapsedRealtime());
+ if (wasKeeping && !app.keeping) {
+ // This app is no longer something we want to keep. Note
+ // its current wake lock time to later know to kill it if
+ // it is not behaving well.
+ BatteryStatsImpl stats = mBatteryStatsService.getActiveStatistics();
+ synchronized (stats) {
+ app.lastWakeTime = stats.getProcessWakeTime(app.info.uid,
+ app.pid, SystemClock.elapsedRealtime());
+ }
+ app.lastCpuTime = app.curCpuTime;
+ }
+
+ app.setRawAdj = app.curRawAdj;
+ }
+ if (adj != app.setAdj) {
+ if (Process.setOomAdj(app.pid, adj)) {
+ if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(
+ TAG, "Set app " + app.processName +
+ " oom adj to " + adj);
+ app.setAdj = adj;
+ } else {
+ success = false;
+ }
+ }
+ if (app.setSchedGroup != app.curSchedGroup) {
+ app.setSchedGroup = app.curSchedGroup;
+ if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG,
+ "Setting process group of " + app.processName
+ + " to " + app.curSchedGroup);
+ if (app.waitingToKill != null &&
+ app.setSchedGroup == Process.THREAD_GROUP_BG_NONINTERACTIVE) {
+ Slog.i(TAG, "Killing " + app.toShortString() + ": " + app.waitingToKill);
+ EventLog.writeEvent(EventLogTags.AM_KILL, app.pid,
+ app.processName, app.setAdj, app.waitingToKill);
+ Process.killProcessQuiet(app.pid);
+ } else {
+ if (true) {
+ long oldId = Binder.clearCallingIdentity();
+ try {
+ Process.setProcessGroup(app.pid, app.curSchedGroup);
+ } catch (Exception e) {
+ Slog.w(TAG, "Failed setting process group of " + app.pid
+ + " to " + app.curSchedGroup);
+ e.printStackTrace();
+ } finally {
+ Binder.restoreCallingIdentity(oldId);
}
- app.lastCpuTime = app.curCpuTime;
}
-
- app.setRawAdj = app.curRawAdj;
- }
- if (adj != app.setAdj) {
- if (Process.setOomAdj(app.pid, adj)) {
- if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(
- TAG, "Set app " + app.processName +
- " oom adj to " + adj);
- app.setAdj = adj;
- } else {
- success = false;
- }
- }
- if (app.setSchedGroup != app.curSchedGroup) {
- app.setSchedGroup = app.curSchedGroup;
- if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Slog.v(TAG,
- "Setting process group of " + app.processName
- + " to " + app.curSchedGroup);
- if (app.waitingToKill != null &&
- app.setSchedGroup == Process.THREAD_GROUP_BG_NONINTERACTIVE) {
- Slog.i(TAG, "Killing " + app.toShortString() + ": " + app.waitingToKill);
- EventLog.writeEvent(EventLogTags.AM_KILL, app.pid,
- app.processName, app.setAdj, app.waitingToKill);
- Process.killProcessQuiet(app.pid);
- } else {
- if (true) {
- long oldId = Binder.clearCallingIdentity();
+ if (false) {
+ if (app.thread != null) {
try {
- Process.setProcessGroup(app.pid, app.curSchedGroup);
- } catch (Exception e) {
- Slog.w(TAG, "Failed setting process group of " + app.pid
- + " to " + app.curSchedGroup);
- e.printStackTrace();
- } finally {
- Binder.restoreCallingIdentity(oldId);
- }
- }
- if (false) {
- if (app.thread != null) {
- try {
- app.thread.setSchedulingGroup(app.curSchedGroup);
- } catch (RemoteException e) {
- }
+ app.thread.setSchedulingGroup(app.curSchedGroup);
+ } catch (RemoteException e) {
}
}
}