Do not eject internal ASECs when storage unmounted

If the incoming request is to notify of storage unmounted, don't mess
with apps that are in internal ASECs.

Bug: 6948035
Change-Id: I63ffb895c4d994ee03a5a9bd6bb23f69c88e2a87

Author: kruton

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

@@ -8833,7 +8833,7 @@ public void updateExternalMediaStatus(final boolean mediaStatus, final boolean r
         // little while.
         mHandler.post(new Runnable() {
             public void run() {
-                updateExternalMediaStatusInner(mediaStatus, reportStatus);
+                updateExternalMediaStatusInner(mediaStatus, reportStatus, true);
             }
         });
     }
@@ -8843,7 +8843,7 @@ public void run() {
      * Should block until all the ASEC containers are finished being scanned.
      */
     public void scanAvailableAsecs() {
-        updateExternalMediaStatusInner(true, false);
+        updateExternalMediaStatusInner(true, false, false);
     }
 
     /*
@@ -8852,7 +8852,8 @@ public void scanAvailableAsecs() {
      * Please note that we always have to report status if reportStatus has been
      * set to true especially when unloading packages.
      */
-    private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus) {
+    private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus,
+            boolean externalStorage) {
         // Collection of uids
         int uidArr[] = null;
         // Collection of stale containers
@@ -8890,6 +8891,14 @@ private void updateExternalMediaStatusInner(boolean isMounted, boolean reportSta
                         continue;
                     }
 
+                    /*
+                     * Skip packages that are not external if we're unmounting
+                     * external storage.
+                     */
+                    if (externalStorage && !isMounted && !isExternal(ps)) {
+                        continue;
+                    }
+
                     final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps));
                     // The package status is changed only if the code path
                     // matches between settings and the container id.