[automerger skipped] Skip ab/6749736 in stage. am: fd4abc5e72 -s ours am: 054a3f817f -s ours am: e011686c86 -s ours

am skip reason: Change-Id I876aaf6bba933c964a3573d8053cc60829b3a5fa with SHA-1 e9317d2d74 is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/vold/+/12796992

Change-Id: I1382e2d9bf9f50af71de6ed9fb626da927562bd1
diff --git a/TEST_MAPPING b/TEST_MAPPING
index 4f62642..15a4af4 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -1,6 +1,9 @@
 {
   "presubmit": [
     {
+      "name": "CtsScopedStorageCoreHostTest"
+    },
+    {
       "name": "CtsScopedStorageHostTest"
     },
     {
diff --git a/Utils.h b/Utils.h
index 5351450..769161a 100644
--- a/Utils.h
+++ b/Utils.h
@@ -34,7 +34,6 @@
 namespace android {
 namespace vold {
 
-static const char* kPropFuse = "persist.sys.fuse";
 static const char* kVoldAppDataIsolationEnabled = "persist.sys.vold_app_data_isolation_enabled";
 static const char* kExternalStorageSdcardfs = "external_storage.sdcardfs.enabled";
 
diff --git a/VoldNativeService.cpp b/VoldNativeService.cpp
index d310acd..81e7c63 100644
--- a/VoldNativeService.cpp
+++ b/VoldNativeService.cpp
@@ -281,12 +281,6 @@
         return translate(res);
     }
 
-    if ((mountFlags & MOUNT_FLAG_PRIMARY) != 0) {
-        res = VolumeManager::Instance()->setPrimary(vol);
-        if (res != OK) {
-            return translate(res);
-        }
-    }
     return translate(OK);
 }
 
diff --git a/VolumeManager.cpp b/VolumeManager.cpp
index fb88fa4..fca953e 100644
--- a/VolumeManager.cpp
+++ b/VolumeManager.cpp
@@ -369,21 +369,6 @@
     return success ? 0 : -1;
 }
 
-int VolumeManager::linkPrimary(userid_t userId) {
-    if (!GetBoolProperty(android::vold::kPropFuse, false)) {
-        std::string source(mPrimary->getPath());
-        if (mPrimary->isEmulated()) {
-            source = StringPrintf("%s/%d", source.c_str(), userId);
-            fs_prepare_dir(source.c_str(), 0755, AID_ROOT, AID_ROOT);
-        }
-
-        std::string target(StringPrintf("/mnt/user/%d/primary", userId));
-        LOG(DEBUG) << "Linking " << source << " to " << target;
-        Symlink(source, target);
-    }
-    return 0;
-}
-
 void VolumeManager::destroyEmulatedVolumesForUser(userid_t userId) {
     // Destroy and remove all unstacked EmulatedVolumes for the user
     auto i = mInternalEmulatedVolumes.begin();
@@ -464,18 +449,6 @@
         createEmulatedVolumesForUser(userId);
     }
 
-    if (!GetBoolProperty(android::vold::kPropFuse, false)) {
-        // Note that sometimes the system will spin up processes from Zygote
-        // before actually starting the user, so we're okay if Zygote
-        // already created this directory.
-        std::string path(StringPrintf("%s/%d", kPathUserMount, userId));
-        fs_prepare_dir(path.c_str(), 0755, AID_ROOT, AID_ROOT);
-
-        if (mPrimary) {
-            linkPrimary(userId);
-        }
-    }
-
     mStartedUsers.insert(userId);
 
     createPendingDisksIfNeeded();
@@ -512,14 +485,6 @@
     return 0;
 }
 
-int VolumeManager::setPrimary(const std::shared_ptr<android::vold::VolumeBase>& vol) {
-    mPrimary = vol;
-    for (userid_t userId : mStartedUsers) {
-        linkPrimary(userId);
-    }
-    return 0;
-}
-
 // This code is executed after a fork so it's very important that the set of
 // methods we call here is strictly limited.
 //
@@ -718,16 +683,6 @@
     return true;
 }
 
-int VolumeManager::remountUid(uid_t uid, int32_t mountMode) {
-    if (GetBoolProperty(android::vold::kPropFuse, false)) {
-        // TODO(135341433): Implement fuse specific logic.
-        return 0;
-    }
-    return scanProcProcesses(uid, static_cast<userid_t>(-1),
-            forkAndRemountChild, &mountMode) ? 0 : -1;
-}
-
-
 // In each app's namespace, mount tmpfs on obb and data dir, and bind mount obb and data
 // package dirs.
 static bool remountStorageDirs(int nsFd, const char* android_data_dir, const char* android_obb_dir,
@@ -874,9 +829,6 @@
 
 int VolumeManager::remountAppStorageDirs(int uid, int pid,
         const std::vector<std::string>& packageNames) {
-    if (!GetBoolProperty(android::vold::kPropFuse, false)) {
-        return 0;
-    }
     // Only run the remount if fuse is mounted for that user.
     userid_t userId = multiuser_get_user_id(uid);
     bool fuseMounted = false;
diff --git a/VolumeManager.h b/VolumeManager.h
index 54a2443..614a5f4 100644
--- a/VolumeManager.h
+++ b/VolumeManager.h
@@ -114,9 +114,7 @@
     void createPendingDisksIfNeeded();
     int onSecureKeyguardStateChanged(bool isShowing);
 
-    int setPrimary(const std::shared_ptr<android::vold::VolumeBase>& vol);
-
-    int remountUid(uid_t uid, int32_t remountMode);
+    int remountUid(uid_t uid, int32_t remountMode) { return 0; }
     int remountAppStorageDirs(int uid, int pid, const std::vector<std::string>& packageNames);
 
     /* Aborts all FUSE filesystems, in case the FUSE daemon is no longer up. */
diff --git a/model/EmulatedVolume.cpp b/model/EmulatedVolume.cpp
index db93bc2..4a77846 100644
--- a/model/EmulatedVolume.cpp
+++ b/model/EmulatedVolume.cpp
@@ -301,8 +301,6 @@
 
     dev_t before = GetDevice(mSdcardFsFull);
 
-    bool isFuse = base::GetBoolProperty(kPropFuse, false);
-
     // Mount sdcardfs regardless of FUSE, since we need it to bind-mount on top of the
     // FUSE volume for various reasons.
     if (mUseSdcardFs && getMountUserId() == 0) {
@@ -350,7 +348,7 @@
         sdcardFsPid = 0;
     }
 
-    if (isFuse && isVisible) {
+    if (isVisible) {
         // Make sure we unmount sdcardfs if we bail out with an error below
         auto sdcardfs_unmounter = [&]() {
             LOG(INFO) << "sdcardfs_unmounter scope_guard running";
diff --git a/model/PublicVolume.cpp b/model/PublicVolume.cpp
index d40e3e3..12e31ff 100644
--- a/model/PublicVolume.cpp
+++ b/model/PublicVolume.cpp
@@ -227,39 +227,36 @@
         TEMP_FAILURE_RETRY(waitpid(sdcardFsPid, nullptr, 0));
     }
 
-    bool isFuse = base::GetBoolProperty(kPropFuse, false);
-    if (isFuse) {
-        // We need to mount FUSE *after* sdcardfs, since the FUSE daemon may depend
-        // on sdcardfs being up.
-        LOG(INFO) << "Mounting public fuse volume";
-        android::base::unique_fd fd;
-        int user_id = getMountUserId();
-        int result = MountUserFuse(user_id, getInternalPath(), stableName, &fd);
+    // We need to mount FUSE *after* sdcardfs, since the FUSE daemon may depend
+    // on sdcardfs being up.
+    LOG(INFO) << "Mounting public fuse volume";
+    android::base::unique_fd fd;
+    int user_id = getMountUserId();
+    int result = MountUserFuse(user_id, getInternalPath(), stableName, &fd);
 
-        if (result != 0) {
-            LOG(ERROR) << "Failed to mount public fuse volume";
-            doUnmount();
-            return -result;
-        }
-
-        mFuseMounted = true;
-        auto callback = getMountCallback();
-        if (callback) {
-            bool is_ready = false;
-            callback->onVolumeChecking(std::move(fd), getPath(), getInternalPath(), &is_ready);
-            if (!is_ready) {
-                LOG(ERROR) << "Failed to complete public volume mount";
-                doUnmount();
-                return -EIO;
-            }
-        }
-
-        ConfigureReadAheadForFuse(GetFuseMountPathForUser(user_id, stableName), 256u);
-
-        // See comment in model/EmulatedVolume.cpp
-        ConfigureMaxDirtyRatioForFuse(GetFuseMountPathForUser(user_id, stableName), 40u);
+    if (result != 0) {
+        LOG(ERROR) << "Failed to mount public fuse volume";
+        doUnmount();
+        return -result;
     }
 
+    mFuseMounted = true;
+    auto callback = getMountCallback();
+    if (callback) {
+        bool is_ready = false;
+        callback->onVolumeChecking(std::move(fd), getPath(), getInternalPath(), &is_ready);
+        if (!is_ready) {
+            LOG(ERROR) << "Failed to complete public volume mount";
+            doUnmount();
+            return -EIO;
+        }
+    }
+
+    ConfigureReadAheadForFuse(GetFuseMountPathForUser(user_id, stableName), 256u);
+
+    // See comment in model/EmulatedVolume.cpp
+    ConfigureMaxDirtyRatioForFuse(GetFuseMountPathForUser(user_id, stableName), 40u);
+
     return OK;
 }