Merge "Fix installd mount paths with FUSE"
diff --git a/cmds/installd/InstalldNativeService.cpp b/cmds/installd/InstalldNativeService.cpp
index 6b14bee..a10baa6 100644
--- a/cmds/installd/InstalldNativeService.cpp
+++ b/cmds/installd/InstalldNativeService.cpp
@@ -108,6 +108,8 @@
  * Property to control if app data isolation is enabled.
  */
 static constexpr const char* kAppDataIsolationEnabledProperty = "persist.zygote.app_data_isolation";
+static constexpr const char* kMntSdcardfs = "/mnt/runtime/default/";
+static constexpr const char* kMntFuse = "/mnt/pass_through/0/";
 
 static std::atomic<bool> sAppDataIsolationEnabled(false);
 
@@ -2686,15 +2688,13 @@
         std::getline(in, ignored);
 
         if (android::base::GetBoolProperty(kFuseProp, false)) {
-            // TODO(b/146139106): Use sdcardfs mounts on devices running sdcardfs so we don't bypass
-            // it's VFS cache
-            if (target.compare(0, 17, "/mnt/pass_through") == 0) {
+            if (target.find(kMntFuse) == 0) {
                 LOG(DEBUG) << "Found storage mount " << source << " at " << target;
                 mStorageMounts[source] = target;
             }
         } else {
 #if !BYPASS_SDCARDFS
-            if (target.compare(0, 21, "/mnt/runtime/default/") == 0) {
+            if (target.find(kMntSdcardfs) == 0) {
                 LOG(DEBUG) << "Found storage mount " << source << " at " << target;
                 mStorageMounts[source] = target;
             }
@@ -2792,17 +2792,6 @@
     std::lock_guard<std::recursive_mutex> lock(mMountsLock);
     const char* uuid_ = uuid ? uuid->c_str() : nullptr;
     auto path = StringPrintf("%s/media", create_data_path(uuid_).c_str());
-    if (android::base::GetBoolProperty(kFuseProp, false)) {
-        // TODO(b/146139106): This is only safe on devices not running sdcardfs where there is no
-        // risk of bypassing the sdcardfs VFS cache
-
-        // Always use the lower filesystem path on FUSE enabled devices not running sdcardfs
-        // The upper filesystem path, /mnt/pass_through/<userid>/<vol>/ which was a bind mount
-        // to the lower filesytem may have been unmounted already when a user is
-        // removed and the path will now be pointing to a tmpfs without content
-        return StringPrintf("%s/%u", path.c_str(), userid);
-    }
-
     auto resolved = mStorageMounts[path];
     if (resolved.empty()) {
         LOG(WARNING) << "Failed to find storage mount for " << path;