diff --git a/CleanSpec.mk b/CleanSpec.mk
index 304ce4e..e2e9577 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -60,4 +60,14 @@
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib64/hw/gatekeeper.$(TARGET_DEVICE).so)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/root/vendor)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/root/init.rc)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib/libtrusty.so)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib64/libtrusty.so)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib/hw/keystore.trusty.so)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib64/hw/keystore.trusty.so)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib/hw/gatekeeper.trusty.so)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib64/hw/gatekeeper.trusty.so)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/bin/secure-storage-unit-test)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/bin/storageproxyd)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/bin/tipc-test)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/bin/trusty_keymaster_tipc)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/root/root)
diff --git a/adb/set_verity_enable_state_service.cpp b/adb/set_verity_enable_state_service.cpp
index 253d14a..49e0363 100644
--- a/adb/set_verity_enable_state_service.cpp
+++ b/adb/set_verity_enable_state_service.cpp
@@ -93,21 +93,9 @@
 /* Helper function to get A/B suffix, if any. If the device isn't
  * using A/B the empty string is returned. Otherwise either "_a",
  * "_b", ... is returned.
- *
- * Note that since sometime in O androidboot.slot_suffix is deprecated
- * and androidboot.slot should be used instead. Since bootloaders may
- * be out of sync with the OS, we check both and for extra safety
- * prepend a leading underscore if there isn't one already.
  */
 static std::string get_ab_suffix() {
-    std::string ab_suffix = android::base::GetProperty("ro.boot.slot_suffix", "");
-    if (ab_suffix == "") {
-        ab_suffix = android::base::GetProperty("ro.boot.slot", "");
-    }
-    if (ab_suffix.size() > 0 && ab_suffix[0] != '_') {
-        ab_suffix = std::string("_") + ab_suffix;
-    }
-    return ab_suffix;
+    return android::base::GetProperty("ro.boot.slot_suffix", "");
 }
 
 /* Use AVB to turn verity on/off */
diff --git a/adf/libadf/Android.bp b/adf/libadf/Android.bp
index c276c53..8eef2ea 100644
--- a/adf/libadf/Android.bp
+++ b/adf/libadf/Android.bp
@@ -12,8 +12,12 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-cc_library_static {
+cc_library {
     name: "libadf",
+    vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
     srcs: ["adf.cpp"],
     cflags: ["-Werror"],
     local_include_dirs: ["include"],
diff --git a/fs_mgr/fs_mgr_format.cpp b/fs_mgr/fs_mgr_format.cpp
index 75feee7..fc88217 100644
--- a/fs_mgr/fs_mgr_format.cpp
+++ b/fs_mgr/fs_mgr_format.cpp
@@ -38,7 +38,6 @@
 {
     uint64_t dev_sz;
     int fd, rc = 0;
-    int status;
 
     if ((fd = open(fs_blkdev, O_WRONLY)) < 0) {
         PERROR << "Cannot open block device";
@@ -62,7 +61,7 @@
     const char* const mke2fs_args[] = {
         "/system/bin/mke2fs", "-t", "ext4", "-b", "4096", fs_blkdev, size_str.c_str(), nullptr};
 
-    rc = android_fork_execvp_ext(arraysize(mke2fs_args), const_cast<char**>(mke2fs_args), &status,
+    rc = android_fork_execvp_ext(arraysize(mke2fs_args), const_cast<char**>(mke2fs_args), NULL,
                                  true, LOG_KLOG, true, nullptr, nullptr, 0);
     if (rc) {
         LERROR << "mke2fs returned " << rc;
@@ -78,7 +77,7 @@
         nullptr};
 
     rc = android_fork_execvp_ext(arraysize(e2fsdroid_args), const_cast<char**>(e2fsdroid_args),
-                                 &status, true, LOG_KLOG, true, nullptr, nullptr, 0);
+                                 NULL, true, LOG_KLOG, true, nullptr, nullptr, 0);
     if (rc) {
         LERROR << "e2fsdroid returned " << rc;
     }
@@ -88,10 +87,9 @@
 
 static int format_f2fs(char *fs_blkdev)
 {
-    int status;
     const char* const args[] = {"/system/bin/make_f2fs", "-f", "-O encrypt", fs_blkdev, nullptr};
 
-    return android_fork_execvp_ext(arraysize(args), const_cast<char**>(args), &status, true,
+    return android_fork_execvp_ext(arraysize(args), const_cast<char**>(args), NULL, true,
                                    LOG_KLOG, true, nullptr, nullptr, 0);
 }
 
diff --git a/fs_mgr/fs_mgr_slotselect.cpp b/fs_mgr/fs_mgr_slotselect.cpp
index f604bcf..0a113b4 100644
--- a/fs_mgr/fs_mgr_slotselect.cpp
+++ b/fs_mgr/fs_mgr_slotselect.cpp
@@ -21,19 +21,12 @@
 #include "fs_mgr.h"
 #include "fs_mgr_priv.h"
 
-// Returns "_a" or "_b" based on two possible values in kernel cmdline:
-//   - androidboot.slot = a or b OR
-//   - androidboot.slot_suffix = _a or _b
-// TODO: remove slot_suffix once it's deprecated.
+// Returns "_a" or "_b" based on androidboot.slot_suffix in kernel cmdline, or an empty string
+// if that parameter does not exist.
 std::string fs_mgr_get_slot_suffix() {
-    std::string slot;
     std::string ab_suffix;
 
-    if (fs_mgr_get_boot_config("slot", &slot)) {
-        ab_suffix = "_" + slot;
-    } else if (!fs_mgr_get_boot_config("slot_suffix", &ab_suffix)) {
-        ab_suffix = "";
-    }
+    fs_mgr_get_boot_config("slot_suffix", &ab_suffix);
     return ab_suffix;
 }
 
diff --git a/gatekeeperd/Android.mk b/gatekeeperd/Android.mk
index 0dfd9d8..28f0b07 100644
--- a/gatekeeperd/Android.mk
+++ b/gatekeeperd/Android.mk
@@ -21,8 +21,7 @@
 LOCAL_SRC_FILES := \
 	SoftGateKeeperDevice.cpp \
 	IGateKeeperService.cpp \
-	gatekeeperd.cpp \
-	IUserManager.cpp
+	gatekeeperd.cpp
 
 LOCAL_MODULE := gatekeeperd
 LOCAL_SHARED_LIBRARIES := \
diff --git a/gatekeeperd/IUserManager.cpp b/gatekeeperd/IUserManager.cpp
deleted file mode 100644
index 8167d19..0000000
--- a/gatekeeperd/IUserManager.cpp
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "IUserManager"
-#include <stdint.h>
-#include <sys/types.h>
-#include <utils/Log.h>
-#include <binder/Parcel.h>
-
-#include "IUserManager.h"
-
-namespace android {
-
-class BpUserManager : public BpInterface<IUserManager>
-{
-public:
-    explicit BpUserManager(const sp<IBinder>& impl) :
-            BpInterface<IUserManager>(impl) {
-    }
-    virtual int32_t getCredentialOwnerProfile(int32_t user_id) {
-        Parcel data, reply;
-        data.writeInterfaceToken(IUserManager::getInterfaceDescriptor());
-        data.writeInt32(user_id);
-        status_t rc = remote()->transact(GET_CREDENTIAL_OWNER_PROFILE, data, &reply, 0);
-        if (rc != NO_ERROR) {
-            ALOGE("%s: failed (%d)\n", __func__, rc);
-            return -1;
-        }
-
-        int32_t exception = reply.readExceptionCode();
-        if (exception != 0) {
-            ALOGE("%s: got exception (%d)\n", __func__, exception);
-            return -1;
-        }
-
-        return reply.readInt32();
-    }
-
-};
-
-IMPLEMENT_META_INTERFACE(UserManager, "android.os.IUserManager");
-
-}; // namespace android
-
diff --git a/gatekeeperd/IUserManager.h b/gatekeeperd/IUserManager.h
deleted file mode 100644
index 640e9b5..0000000
--- a/gatekeeperd/IUserManager.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef IUSERMANAGER_H_
-#define IUSERMANAGER_H_
-
-#include <inttypes.h>
-#include <utils/Errors.h>
-#include <binder/IInterface.h>
-#include <binder/Parcel.h>
-#include <utils/Vector.h>
-
-namespace android {
-
-/*
-* Communication channel to UserManager
-*/
-class IUserManager : public IInterface {
-    public:
-        // must be kept in sync with IUserManager.aidl
-        enum {
-            GET_CREDENTIAL_OWNER_PROFILE = IBinder::FIRST_CALL_TRANSACTION + 0,
-        };
-
-        virtual int32_t getCredentialOwnerProfile(int32_t user_id) = 0;
-
-        DECLARE_META_INTERFACE(UserManager);
-};
-
-}; // namespace android
-
-#endif // IUSERMANAGER_H_
-
diff --git a/gatekeeperd/gatekeeperd.cpp b/gatekeeperd/gatekeeperd.cpp
index d581736..61c8804 100644
--- a/gatekeeperd/gatekeeperd.cpp
+++ b/gatekeeperd/gatekeeperd.cpp
@@ -38,7 +38,6 @@
 #include <utils/String16.h>
 
 #include "SoftGateKeeperDevice.h"
-#include "IUserManager.h"
 
 #include <hidl/HidlSupport.h>
 #include <android/hardware/gatekeeper/1.0/IGatekeeper.h>
@@ -335,23 +334,7 @@
         return ret;
     }
 
-    virtual uint64_t getSecureUserId(uint32_t uid) {
-        uint64_t sid = read_sid(uid);
-         if (sid == 0) {
-            // might be a work profile, look up the parent
-            sp<IServiceManager> sm = defaultServiceManager();
-            sp<IBinder> binder = sm->getService(String16("user"));
-            sp<IUserManager> um = interface_cast<IUserManager>(binder);
-            int32_t parent = um->getCredentialOwnerProfile(uid);
-            if (parent < 0) {
-                return 0;
-            } else if (parent != (int32_t) uid) {
-                return read_sid(parent);
-            }
-        }
-        return sid;
-
-    }
+    virtual uint64_t getSecureUserId(uint32_t uid) { return read_sid(uid); }
 
     virtual void clearSecureUserId(uint32_t uid) {
         IPCThreadState* ipc = IPCThreadState::self();
diff --git a/healthd/Android.bp b/healthd/Android.bp
new file mode 100644
index 0000000..56f5148
--- /dev/null
+++ b/healthd/Android.bp
@@ -0,0 +1,7 @@
+cc_library_headers {
+    name: "libhealthd_headers",
+    vendor_available: true,
+    export_include_dirs: ["include"],
+    header_libs: ["libbatteryservice_headers"],
+    export_header_lib_headers: ["libbatteryservice_headers"],
+}
diff --git a/init/selinux.cpp b/init/selinux.cpp
index b548615..21010b0 100644
--- a/init/selinux.cpp
+++ b/init/selinux.cpp
@@ -418,7 +418,6 @@
     selinux_android_restorecon("/dev/urandom", 0);
     selinux_android_restorecon("/dev/__properties__", 0);
 
-    selinux_android_restorecon("/file_contexts.bin", 0);
     selinux_android_restorecon("/plat_file_contexts", 0);
     selinux_android_restorecon("/nonplat_file_contexts", 0);
     selinux_android_restorecon("/plat_property_contexts", 0);
diff --git a/libappfuse/FuseBridgeLoop.cc b/libappfuse/FuseBridgeLoop.cc
index 0792307..8b0c53e 100644
--- a/libappfuse/FuseBridgeLoop.cc
+++ b/libappfuse/FuseBridgeLoop.cc
@@ -179,7 +179,11 @@
         }
 
         const uint32_t opcode = buffer_.request.header.opcode;
-        LOG(VERBOSE) << "Read a fuse packet, opcode=" << opcode;
+        const uint64_t unique = buffer_.request.header.unique;
+        LOG(VERBOSE) << "Read a fuse packet, opcode=" << opcode << " unique=" << unique;
+        if (unique == 0) {
+            return FuseBridgeState::kWaitToReadEither;
+        }
         switch (opcode) {
             case FUSE_FORGET:
                 // Do not reply to FUSE_FORGET.
diff --git a/libappfuse/tests/FuseBridgeLoopTest.cc b/libappfuse/tests/FuseBridgeLoopTest.cc
index 51d6051..0a28451 100644
--- a/libappfuse/tests/FuseBridgeLoopTest.cc
+++ b/libappfuse/tests/FuseBridgeLoopTest.cc
@@ -67,6 +67,7 @@
     memset(&request_, 0, sizeof(FuseRequest));
     request_.header.opcode = opcode;
     request_.header.len = sizeof(fuse_in_header);
+    request_.header.unique = 1;
     ASSERT_TRUE(request_.Write(dev_sockets_[0]));
 
     memset(&response_, 0, sizeof(FuseResponse));
diff --git a/liblog/tests/Android.mk b/liblog/tests/Android.mk
index 275a2d6..39b52ac 100644
--- a/liblog/tests/Android.mk
+++ b/liblog/tests/Android.mk
@@ -54,7 +54,7 @@
     -Werror \
     -fno-builtin \
 
-test_src_files := \
+cts_src_files := \
     libc_test.cpp \
     liblog_test_default.cpp \
     liblog_test_local.cpp \
@@ -67,6 +67,9 @@
     log_time_test.cpp \
     log_wrap_test.cpp
 
+test_src_files := \
+    $(cts_src_files) \
+
 # Build tests for the device (with .so). Run with:
 #   adb shell /data/nativetest/liblog-unit-tests/liblog-unit-tests
 include $(CLEAR_VARS)
@@ -82,15 +85,15 @@
 include $(CLEAR_VARS)
 LOCAL_MODULE := $(cts_executable)
 LOCAL_MODULE_TAGS := tests
-LOCAL_CFLAGS += $(test_c_flags)
-LOCAL_SRC_FILES := $(test_src_files)
+LOCAL_CFLAGS += $(test_c_flags) -DNO_PSTORE
+LOCAL_SRC_FILES := $(cts_src_files)
 LOCAL_MODULE_PATH := $(TARGET_OUT_DATA)/nativetest
 LOCAL_MULTILIB := both
 LOCAL_MODULE_STEM_32 := $(LOCAL_MODULE)32
 LOCAL_MODULE_STEM_64 := $(LOCAL_MODULE)64
 LOCAL_SHARED_LIBRARIES := liblog libcutils libbase
 LOCAL_STATIC_LIBRARIES := libgtest libgtest_main
-LOCAL_COMPATIBILITY_SUITE := cts
+LOCAL_COMPATIBILITY_SUITE := cts vts
 LOCAL_CTS_TEST_PACKAGE := android.core.liblog
 include $(BUILD_CTS_EXECUTABLE)
 
diff --git a/liblog/tests/liblog_test.cpp b/liblog/tests/liblog_test.cpp
index e2d5aeb..597a6bb 100644
--- a/liblog/tests/liblog_test.cpp
+++ b/liblog/tests/liblog_test.cpp
@@ -116,6 +116,7 @@
   return ret;
 }
 
+#ifndef NO_PSTORE
 static bool isPmsgActive() {
   pid_t pid = getpid();
 
@@ -125,6 +126,7 @@
 
   return std::string::npos != myPidFds.find(" -> /dev/pmsg0");
 }
+#endif /* NO_PSTORE */
 
 static bool isLogdwActive() {
   std::string logdwSignature =
@@ -189,22 +191,25 @@
   EXPECT_LT(0, __android_log_btwrite(0, EVENT_TYPE_LONG, &ts, sizeof(ts)));
 #ifdef USING_LOGGER_DEFAULT
   // Check that we can close and reopen the logger
-  bool pmsgActiveAfter__android_log_btwrite;
   bool logdwActiveAfter__android_log_btwrite;
   if (getuid() == AID_ROOT) {
     tested__android_log_close = true;
-    pmsgActiveAfter__android_log_btwrite = isPmsgActive();
-    logdwActiveAfter__android_log_btwrite = isLogdwActive();
+#ifndef NO_PSTORE
+    bool pmsgActiveAfter__android_log_btwrite = isPmsgActive();
     EXPECT_TRUE(pmsgActiveAfter__android_log_btwrite);
+#endif /* NO_PSTORE */
+    logdwActiveAfter__android_log_btwrite = isLogdwActive();
     EXPECT_TRUE(logdwActiveAfter__android_log_btwrite);
   } else if (!tested__android_log_close) {
     fprintf(stderr, "WARNING: can not test __android_log_close()\n");
   }
   __android_log_close();
   if (getuid() == AID_ROOT) {
+#ifndef NO_PSTORE
     bool pmsgActiveAfter__android_log_close = isPmsgActive();
-    bool logdwActiveAfter__android_log_close = isLogdwActive();
     EXPECT_FALSE(pmsgActiveAfter__android_log_close);
+#endif /* NO_PSTORE */
+    bool logdwActiveAfter__android_log_close = isLogdwActive();
     EXPECT_FALSE(logdwActiveAfter__android_log_close);
   }
 #endif
@@ -213,9 +218,11 @@
   EXPECT_LT(0, __android_log_btwrite(0, EVENT_TYPE_LONG, &ts1, sizeof(ts1)));
 #ifdef USING_LOGGER_DEFAULT
   if (getuid() == AID_ROOT) {
-    pmsgActiveAfter__android_log_btwrite = isPmsgActive();
-    logdwActiveAfter__android_log_btwrite = isLogdwActive();
+#ifndef NO_PSTORE
+    bool pmsgActiveAfter__android_log_btwrite = isPmsgActive();
     EXPECT_TRUE(pmsgActiveAfter__android_log_btwrite);
+#endif /* NO_PSTORE */
+    logdwActiveAfter__android_log_btwrite = isLogdwActive();
     EXPECT_TRUE(logdwActiveAfter__android_log_btwrite);
   }
 #endif
@@ -3036,12 +3043,15 @@
 
 #ifdef USING_LOGGER_DEFAULT  // Do not retest pmsg functionality
 #ifdef __ANDROID__
+#ifndef NO_PSTORE
 static const char __pmsg_file[] =
     "/data/william-shakespeare/MuchAdoAboutNothing.txt";
+#endif /* NO_PSTORE */
 #endif
 
 TEST(liblog, __android_log_pmsg_file_write) {
 #ifdef __ANDROID__
+#ifndef NO_PSTORE
   __android_log_close();
   if (getuid() == AID_ROOT) {
     tested__android_log_close = true;
@@ -3092,12 +3102,16 @@
     EXPECT_TRUE(pmsgActiveAfter__android_pmsg_file_write);
     EXPECT_TRUE(logdwActiveAfter__android_pmsg_file_write);
   }
+#else  /* NO_PSTORE */
+  GTEST_LOG_(INFO) << "This test does nothing because of NO_PSTORE.\n";
+#endif /* NO_PSTORE */
 #else
   GTEST_LOG_(INFO) << "This test does nothing.\n";
 #endif
 }
 
 #ifdef __ANDROID__
+#ifndef NO_PSTORE
 static ssize_t __pmsg_fn(log_id_t logId, char prio, const char* filename,
                          const char* buf, size_t len, void* arg) {
   EXPECT_TRUE(NULL == arg);
@@ -3118,10 +3132,12 @@
              ? -ENOEXEC
              : 1;
 }
+#endif /* NO_PSTORE */
 #endif
 
 TEST(liblog, __android_log_pmsg_file_read) {
 #ifdef __ANDROID__
+#ifndef NO_PSTORE
   signaled = 0;
 
   __android_log_close();
@@ -3155,6 +3171,9 @@
 
   EXPECT_LT(0, ret);
   EXPECT_EQ(1U, signaled);
+#else  /* NO_PSTORE */
+  GTEST_LOG_(INFO) << "This test does nothing because of NO_PSTORE.\n";
+#endif /* NO_PSTORE */
 #else
   GTEST_LOG_(INFO) << "This test does nothing.\n";
 #endif
diff --git a/libnativeloader/include/nativeloader/native_loader.h b/libnativeloader/include/nativeloader/native_loader.h
index 99ae3a7..3563fc1 100644
--- a/libnativeloader/include/nativeloader/native_loader.h
+++ b/libnativeloader/include/nativeloader/native_loader.h
@@ -34,6 +34,7 @@
                                    int32_t target_sdk_version,
                                    jobject class_loader,
                                    bool is_shared,
+                                   bool is_for_vendor,
                                    jstring library_path,
                                    jstring permitted_path);
 
diff --git a/libnativeloader/native_loader.cpp b/libnativeloader/native_loader.cpp
index 7ccd7db..5d160ee 100644
--- a/libnativeloader/native_loader.cpp
+++ b/libnativeloader/native_loader.cpp
@@ -82,6 +82,11 @@
                                   "/etc/public.libraries.txt";
 static constexpr const char* kPublicNativeLibrariesVendorConfig =
                                   "/vendor/etc/public.libraries.txt";
+static constexpr const char* kLlndkNativeLibrariesSystemConfigPathFromRoot =
+                                  "/etc/llndk.libraries.txt";
+static constexpr const char* kVndkspNativeLibrariesSystemConfigPathFromRoot =
+                                  "/etc/vndksp.libraries.txt";
+
 
 // The device may be configured to have the vendor libraries loaded to a separate namespace.
 // For historical reasons this namespace was named sphal but effectively it is intended
@@ -89,6 +94,11 @@
 // vendor and system namespaces.
 static constexpr const char* kVendorNamespaceName = "sphal";
 
+static constexpr const char* kVndkNamespaceName = "vndk";
+
+static constexpr const char* kClassloaderNamespaceName = "classloader-namespace";
+static constexpr const char* kVendorClassloaderNamespaceName = "vendor-classloader-namespace";
+
 // (http://b/27588281) This is a workaround for apps using custom classloaders and calling
 // System.load() with an absolute path which is outside of the classloader library search path.
 // This list includes all directories app is allowed to access this way.
@@ -108,6 +118,7 @@
               uint32_t target_sdk_version,
               jobject class_loader,
               bool is_shared,
+              bool is_for_vendor,
               jstring java_library_path,
               jstring java_permitted_path,
               NativeLoaderNamespace* ns,
@@ -163,9 +174,39 @@
       is_native_bridge = NativeBridgeIsPathSupported(library_path.c_str());
     }
 
+    std::string system_exposed_libraries = system_public_libraries_;
+    const char* namespace_name = kClassloaderNamespaceName;
+    android_namespace_t* vndk_ns = nullptr;
+    if (is_for_vendor && !is_shared) {
+      LOG_FATAL_IF(is_native_bridge, "Unbundled vendor apk must not use translated architecture");
+
+      // For vendor apks, give access to the vendor lib even though
+      // they are treated as unbundled; the libs and apks are still bundled
+      // together in the vendor partition.
+#if defined(__LP64__)
+      std::string vendor_lib_path = "/vendor/lib64";
+#else
+      std::string vendor_lib_path = "/vendor/lib";
+#endif
+      library_path = library_path + ":" + vendor_lib_path.c_str();
+      permitted_path = permitted_path + ":" + vendor_lib_path.c_str();
+
+      // Also give access to LLNDK libraries since they are available to vendors
+      system_exposed_libraries = system_exposed_libraries + ":" + system_llndk_libraries_.c_str();
+
+      // Give access to VNDK-SP libraries from the 'vndk' namespace.
+      vndk_ns = android_get_exported_namespace(kVndkNamespaceName);
+      LOG_ALWAYS_FATAL_IF(vndk_ns == nullptr,
+                          "Cannot find \"%s\" namespace for vendor apks", kVndkNamespaceName);
+
+      // Different name is useful for debugging
+      namespace_name = kVendorClassloaderNamespaceName;
+      ALOGD("classloader namespace configured for unbundled vendor apk. library_path=%s", library_path.c_str());
+    }
+
     NativeLoaderNamespace native_loader_ns;
     if (!is_native_bridge) {
-      android_namespace_t* ns = android_create_namespace("classloader-namespace",
+      android_namespace_t* ns = android_create_namespace(namespace_name,
                                                          nullptr,
                                                          library_path.c_str(),
                                                          namespace_type,
@@ -181,11 +222,19 @@
       // which is expected behavior in this case.
       android_namespace_t* vendor_ns = android_get_exported_namespace(kVendorNamespaceName);
 
-      if (!android_link_namespaces(ns, nullptr, system_public_libraries_.c_str())) {
+      if (!android_link_namespaces(ns, nullptr, system_exposed_libraries.c_str())) {
         *error_msg = dlerror();
         return false;
       }
 
+      if (vndk_ns != nullptr && !system_vndksp_libraries_.empty()) {
+        // vendor apks are allowed to use VNDK-SP libraries.
+        if (!android_link_namespaces(ns, vndk_ns, system_vndksp_libraries_.c_str())) {
+          *error_msg = dlerror();
+          return false;
+        }
+      }
+
       if (!vendor_public_libraries_.empty()) {
         if (!android_link_namespaces(ns, vendor_ns, vendor_public_libraries_.c_str())) {
           *error_msg = dlerror();
@@ -195,7 +244,7 @@
 
       native_loader_ns = NativeLoaderNamespace(ns);
     } else {
-      native_bridge_namespace_t* ns = NativeBridgeCreateNamespace("classloader-namespace",
+      native_bridge_namespace_t* ns = NativeBridgeCreateNamespace(namespace_name,
                                                                   nullptr,
                                                                   library_path.c_str(),
                                                                   namespace_type,
@@ -209,7 +258,7 @@
 
       native_bridge_namespace_t* vendor_ns = NativeBridgeGetVendorNamespace();
 
-      if (!NativeBridgeLinkNamespaces(ns, nullptr, system_public_libraries_.c_str())) {
+      if (!NativeBridgeLinkNamespaces(ns, nullptr, system_exposed_libraries.c_str())) {
         *error_msg = NativeBridgeGetError();
         return false;
       }
@@ -259,6 +308,10 @@
     std::string root_dir = android_root_env != nullptr ? android_root_env : "/system";
     std::string public_native_libraries_system_config =
             root_dir + kPublicNativeLibrariesSystemConfigPathFromRoot;
+    std::string llndk_native_libraries_system_config =
+            root_dir + kLlndkNativeLibrariesSystemConfigPathFromRoot;
+    std::string vndksp_native_libraries_system_config =
+            root_dir + kVndkspNativeLibrariesSystemConfigPathFromRoot;
 
     std::string error_msg;
     LOG_ALWAYS_FATAL_IF(!ReadConfig(public_native_libraries_system_config, &sonames, &error_msg),
@@ -294,6 +347,14 @@
     system_public_libraries_ = base::Join(sonames, ':');
 
     sonames.clear();
+    ReadConfig(kLlndkNativeLibrariesSystemConfigPathFromRoot, &sonames);
+    system_llndk_libraries_ = base::Join(sonames, ':');
+
+    sonames.clear();
+    ReadConfig(kVndkspNativeLibrariesSystemConfigPathFromRoot, &sonames);
+    system_vndksp_libraries_ = base::Join(sonames, ':');
+
+    sonames.clear();
     // This file is optional, quietly ignore if the file does not exist.
     ReadConfig(kPublicNativeLibrariesVendorConfig, &sonames);
 
@@ -404,6 +465,8 @@
   std::vector<std::pair<jweak, NativeLoaderNamespace>> namespaces_;
   std::string system_public_libraries_;
   std::string vendor_public_libraries_;
+  std::string system_llndk_libraries_;
+  std::string system_vndksp_libraries_;
 
   DISALLOW_COPY_AND_ASSIGN(LibraryNamespaces);
 };
@@ -430,6 +493,7 @@
                                    int32_t target_sdk_version,
                                    jobject class_loader,
                                    bool is_shared,
+                                   bool is_for_vendor,
                                    jstring library_path,
                                    jstring permitted_path) {
 #if defined(__ANDROID__)
@@ -441,6 +505,7 @@
                                       target_sdk_version,
                                       class_loader,
                                       is_shared,
+                                      is_for_vendor,
                                       library_path,
                                       permitted_path,
                                       &ns,
@@ -449,7 +514,7 @@
     return env->NewStringUTF(error_msg.c_str());
   }
 #else
-  UNUSED(env, target_sdk_version, class_loader, is_shared,
+  UNUSED(env, target_sdk_version, class_loader, is_shared, is_for_vendor,
          library_path, permitted_path);
 #endif
   return nullptr;
@@ -478,7 +543,8 @@
     if (!g_namespaces->Create(env,
                               target_sdk_version,
                               class_loader,
-                              false,
+                              false /* is_shared */,
+                              false /* is_for_vendor */,
                               library_path,
                               nullptr,
                               &ns,
diff --git a/libsystem/include/system/thread_defs.h b/libsystem/include/system/thread_defs.h
index 377a48c..80d1160 100644
--- a/libsystem/include/system/thread_defs.h
+++ b/libsystem/include/system/thread_defs.h
@@ -55,6 +55,9 @@
     /* ui service treads might want to run at a urgent display (uncommon) */
     ANDROID_PRIORITY_URGENT_DISPLAY =  HAL_PRIORITY_URGENT_DISPLAY,
 
+    /* all normal video threads */
+    ANDROID_PRIORITY_VIDEO          = -10,
+
     /* all normal audio threads */
     ANDROID_PRIORITY_AUDIO          = -16,
 
diff --git a/libutils/Unicode.cpp b/libutils/Unicode.cpp
index e7520a8..1086831 100644
--- a/libutils/Unicode.cpp
+++ b/libutils/Unicode.cpp
@@ -180,7 +180,15 @@
     size_t ret = 0;
     const char32_t *end = src + src_len;
     while (src < end) {
-        ret += utf32_codepoint_utf8_length(*src++);
+        size_t char_len = utf32_codepoint_utf8_length(*src++);
+        if (SSIZE_MAX - char_len < ret) {
+            // If this happens, we would overflow the ssize_t type when
+            // returning from this function, so we cannot express how
+            // long this string is in an ssize_t.
+            android_errorWriteLog(0x534e4554, "37723026");
+            return -1;
+        }
+        ret += char_len;
     }
     return ret;
 }
@@ -439,14 +447,23 @@
     size_t ret = 0;
     const char16_t* const end = src + src_len;
     while (src < end) {
+        size_t char_len;
         if ((*src & 0xFC00) == 0xD800 && (src + 1) < end
                 && (*(src + 1) & 0xFC00) == 0xDC00) {
             // surrogate pairs are always 4 bytes.
-            ret += 4;
+            char_len = 4;
             src += 2;
         } else {
-            ret += utf32_codepoint_utf8_length((char32_t) *src++);
+            char_len = utf32_codepoint_utf8_length((char32_t)*src++);
         }
+        if (SSIZE_MAX - char_len < ret) {
+            // If this happens, we would overflow the ssize_t type when
+            // returning from this function, so we cannot express how
+            // long this string is in an ssize_t.
+            android_errorWriteLog(0x534e4554, "37723026");
+            return -1;
+        }
+        ret += char_len;
     }
     return ret;
 }
diff --git a/libziparchive/zip_archive.cc b/libziparchive/zip_archive.cc
index 6da5c99..5ccbcc2 100644
--- a/libziparchive/zip_archive.cc
+++ b/libziparchive/zip_archive.cc
@@ -385,6 +385,22 @@
       return -1;
     }
   }
+
+  uint32_t lfh_start_bytes;
+  if (!archive->mapped_zip.ReadAtOffset(reinterpret_cast<uint8_t*>(&lfh_start_bytes),
+                                        sizeof(uint32_t), 0)) {
+    ALOGW("Zip: Unable to read header for entry at offset == 0.");
+    return -1;
+  }
+
+  if (lfh_start_bytes != LocalFileHeader::kSignature) {
+    ALOGW("Zip: Entry at offset zero has invalid LFH signature %" PRIx32, lfh_start_bytes);
+#if defined(__ANDROID__)
+    android_errorWriteLog(0x534e4554, "64211847");
+#endif
+    return -1;
+  }
+
   ALOGV("+++ zip good scan %" PRIu16 " entries", num_entries);
 
   return 0;
diff --git a/lmkd/lmkd.c b/lmkd/lmkd.c
index 8a6168c..5cfa2c8 100644
--- a/lmkd/lmkd.c
+++ b/lmkd/lmkd.c
@@ -18,19 +18,21 @@
 
 #include <arpa/inet.h>
 #include <errno.h>
+#include <inttypes.h>
 #include <sched.h>
 #include <signal.h>
 #include <stdlib.h>
 #include <string.h>
-#include <time.h>
 #include <sys/cdefs.h>
 #include <sys/epoll.h>
 #include <sys/eventfd.h>
 #include <sys/mman.h>
 #include <sys/socket.h>
 #include <sys/types.h>
+#include <time.h>
 #include <unistd.h>
 
+#include <cutils/properties.h>
 #include <cutils/sockets.h>
 #include <log/log.h>
 #include <processgroup/processgroup.h>
@@ -40,7 +42,10 @@
 #endif
 
 #define MEMCG_SYSFS_PATH "/dev/memcg/"
-#define MEMPRESSURE_WATCH_LEVEL "low"
+#define MEMCG_MEMORY_USAGE "/dev/memcg/memory.usage_in_bytes"
+#define MEMCG_MEMORYSW_USAGE "/dev/memcg/memory.memsw.usage_in_bytes"
+#define MEMPRESSURE_WATCH_MEDIUM_LEVEL "medium"
+#define MEMPRESSURE_WATCH_CRITICAL_LEVEL "critical"
 #define ZONEINFO_PATH "/proc/zoneinfo"
 #define LINE_MAX 128
 
@@ -48,6 +53,7 @@
 #define INKERNEL_ADJ_PATH "/sys/module/lowmemorykiller/parameters/adj"
 
 #define ARRAY_SIZE(x)   (sizeof(x) / sizeof(*(x)))
+#define EIGHT_MEGA (1 << 23)
 
 enum lmk_cmd {
     LMK_TARGET,
@@ -64,17 +70,28 @@
 
 /* default to old in-kernel interface if no memory pressure events */
 static int use_inkernel_interface = 1;
+static bool has_inkernel_module;
 
 /* memory pressure level medium event */
-static int mpevfd;
+static int mpevfd[2];
+#define CRITICAL_INDEX 1
+#define MEDIUM_INDEX 0
+
+static int medium_oomadj;
+static int critical_oomadj;
+static bool debug_process_killing;
+static bool enable_pressure_upgrade;
+static int64_t upgrade_pressure;
+static int64_t downgrade_pressure;
+static bool is_go_device;
 
 /* control socket listen and data */
 static int ctrl_lfd;
 static int ctrl_dfd = -1;
 static int ctrl_dfd_reopened; /* did we reopen ctrl conn on this loop? */
 
-/* 1 memory pressure level, 1 ctrl listen socket, 1 ctrl data socket */
-#define MAX_EPOLL_EVENTS 3
+/* 2 memory pressure levels, 1 ctrl listen socket, 1 ctrl data socket */
+#define MAX_EPOLL_EVENTS 4
 static int epollfd;
 static int maxevents;
 
@@ -113,14 +130,6 @@
 #define ADJTOSLOT(adj) ((adj) + -OOM_SCORE_ADJ_MIN)
 static struct adjslot_list procadjslot_list[ADJTOSLOT(OOM_SCORE_ADJ_MAX) + 1];
 
-/*
- * Wait 1-2 seconds for the death report of a killed process prior to
- * considering killing more processes.
- */
-#define KILL_TIMEOUT 2
-/* Time of last process kill we initiated, stop me before I kill again */
-static time_t kill_lasttime;
-
 /* PAGE_SIZE / 1024 */
 static long page_k;
 
@@ -241,6 +250,7 @@
     struct proc *procp;
     char path[80];
     char val[20];
+    int soft_limit_mult;
 
     if (oomadj < OOM_SCORE_ADJ_MIN || oomadj > OOM_SCORE_ADJ_MAX) {
         ALOGE("Invalid PROCPRIO oomadj argument %d", oomadj);
@@ -254,6 +264,38 @@
     if (use_inkernel_interface)
         return;
 
+    if (oomadj >= 900) {
+        soft_limit_mult = 0;
+    } else if (oomadj >= 800) {
+        soft_limit_mult = 0;
+    } else if (oomadj >= 700) {
+        soft_limit_mult = 0;
+    } else if (oomadj >= 600) {
+        // Launcher should be perceptible, don't kill it.
+        oomadj = 200;
+        soft_limit_mult = 1;
+    } else if (oomadj >= 500) {
+        soft_limit_mult = 0;
+    } else if (oomadj >= 400) {
+        soft_limit_mult = 0;
+    } else if (oomadj >= 300) {
+        soft_limit_mult = 1;
+    } else if (oomadj >= 200) {
+        soft_limit_mult = 2;
+    } else if (oomadj >= 100) {
+        soft_limit_mult = 10;
+    } else if (oomadj >=   0) {
+        soft_limit_mult = 20;
+    } else {
+        // Persistent processes will have a large
+        // soft limit 512MB.
+        soft_limit_mult = 64;
+    }
+
+    snprintf(path, sizeof(path), "/dev/memcg/apps/uid_%d/pid_%d/memory.soft_limit_in_bytes", uid, pid);
+    snprintf(val, sizeof(val), "%d", soft_limit_mult * EIGHT_MEGA);
+    writefilestring(path, val);
+
     procp = pid_lookup(pid);
     if (!procp) {
             procp = malloc(sizeof(struct proc));
@@ -278,7 +320,6 @@
         return;
 
     pid_remove(pid);
-    kill_lasttime = 0;
 }
 
 static void cmd_target(int ntargets, int *params) {
@@ -294,7 +335,7 @@
 
     lowmem_targets_size = ntargets;
 
-    if (use_inkernel_interface) {
+    if (has_inkernel_module) {
         char minfreestr[128];
         char killpriostr[128];
 
@@ -309,9 +350,9 @@
                 strlcat(killpriostr, ",", sizeof(killpriostr));
             }
 
-            snprintf(val, sizeof(val), "%d", lowmem_minfree[i]);
+            snprintf(val, sizeof(val), "%d", use_inkernel_interface ? lowmem_minfree[i] : 0);
             strlcat(minfreestr, val, sizeof(minfreestr));
-            snprintf(val, sizeof(val), "%d", lowmem_adj[i]);
+            snprintf(val, sizeof(val), "%d", use_inkernel_interface ? lowmem_adj[i] : 0);
             strlcat(killpriostr, val, sizeof(killpriostr));
         }
 
@@ -546,9 +587,7 @@
 }
 
 /* Kill one process specified by procp.  Returns the size of the process killed */
-static int kill_one_process(struct proc *procp, int other_free, int other_file,
-        int minfree, int min_score_adj, bool first)
-{
+static int kill_one_process(struct proc* procp, int min_score_adj, bool is_critical) {
     int pid = procp->pid;
     uid_t uid = procp->uid;
     char *taskname;
@@ -567,14 +606,12 @@
         return -1;
     }
 
-    ALOGI("Killing '%s' (%d), uid %d, adj %d\n"
-          "   to free %ldkB because cache %s%ldkB is below limit %ldkB for oom_adj %d\n"
-          "   Free memory is %s%ldkB %s reserved",
-          taskname, pid, uid, procp->oomadj, tasksize * page_k,
-          first ? "" : "~", other_file * page_k, minfree * page_k, min_score_adj,
-          first ? "" : "~", other_free * page_k, other_free >= 0 ? "above" : "below");
+    ALOGI(
+        "Killing '%s' (%d), uid %d, adj %d\n"
+        "   to free %ldkB because system is under %s memory pressure oom_adj %d\n",
+        taskname, pid, uid, procp->oomadj, tasksize * page_k, is_critical ? "critical" : "medium",
+        min_score_adj);
     r = kill(pid, SIGKILL);
-    killProcessGroup(uid, pid, SIGKILL);
     pid_remove(pid);
 
     if (r) {
@@ -589,23 +626,10 @@
  * Find a process to kill based on the current (possibly estimated) free memory
  * and cached memory sizes.  Returns the size of the killed processes.
  */
-static int find_and_kill_process(int other_free, int other_file, bool first)
-{
+static int find_and_kill_process(bool is_critical) {
     int i;
-    int min_score_adj = OOM_SCORE_ADJ_MAX + 1;
-    int minfree = 0;
     int killed_size = 0;
-
-    for (i = 0; i < lowmem_targets_size; i++) {
-        minfree = lowmem_minfree[i];
-        if (other_free < minfree && other_file < minfree) {
-            min_score_adj = lowmem_adj[i];
-            break;
-        }
-    }
-
-    if (min_score_adj == OOM_SCORE_ADJ_MAX + 1)
-        return 0;
+    int min_score_adj = is_critical ? critical_oomadj : medium_oomadj;
 
     for (i = OOM_SCORE_ADJ_MAX; i >= min_score_adj; i--) {
         struct proc *procp;
@@ -614,7 +638,7 @@
         procp = proc_adj_lru(i);
 
         if (procp) {
-            killed_size = kill_one_process(procp, other_free, other_file, minfree, min_score_adj, first);
+            killed_size = kill_one_process(procp, min_score_adj, is_critical);
             if (killed_size < 0) {
                 goto retry;
             } else {
@@ -626,42 +650,91 @@
     return 0;
 }
 
-static void mp_event(uint32_t events __unused) {
+static int64_t get_memory_usage(const char* path) {
+    int ret;
+    int64_t mem_usage;
+    char buf[32];
+    int fd = open(path, O_RDONLY | O_CLOEXEC);
+    if (fd == -1) {
+        ALOGE("%s open: errno=%d", path, errno);
+        return -1;
+    }
+
+    ret = read_all(fd, buf, sizeof(buf) - 1);
+    close(fd);
+    if (ret < 0) {
+        ALOGE("%s error: errno=%d", path, errno);
+        return -1;
+    }
+    sscanf(buf, "%" SCNd64, &mem_usage);
+    if (mem_usage == 0) {
+        ALOGE("No memory!");
+        return -1;
+    }
+    return mem_usage;
+}
+
+static void mp_event_common(bool is_critical) {
     int ret;
     unsigned long long evcount;
-    struct sysmeminfo mi;
-    int other_free;
-    int other_file;
-    int killed_size;
-    bool first = true;
+    int index = is_critical ? CRITICAL_INDEX : MEDIUM_INDEX;
+    int64_t mem_usage, memsw_usage;
+    int64_t mem_pressure;
 
-    ret = read(mpevfd, &evcount, sizeof(evcount));
+    ret = read(mpevfd[index], &evcount, sizeof(evcount));
     if (ret < 0)
         ALOGE("Error reading memory pressure event fd; errno=%d",
               errno);
 
-    if (time(NULL) - kill_lasttime < KILL_TIMEOUT)
+    mem_usage = get_memory_usage(MEMCG_MEMORY_USAGE);
+    memsw_usage = get_memory_usage(MEMCG_MEMORYSW_USAGE);
+    if (memsw_usage < 0 || mem_usage < 0) {
+        find_and_kill_process(is_critical);
         return;
-
-    while (zoneinfo_parse(&mi) < 0) {
-        // Failed to read /proc/zoneinfo, assume ENOMEM and kill something
-        find_and_kill_process(0, 0, true);
     }
 
-    other_free = mi.nr_free_pages - mi.totalreserve_pages;
-    other_file = mi.nr_file_pages - mi.nr_shmem;
+    // Calculate percent for swappinness.
+    mem_pressure = (mem_usage * 100) / memsw_usage;
 
-    do {
-        killed_size = find_and_kill_process(other_free, other_file, first);
-        if (killed_size > 0) {
-            first = false;
-            other_free += killed_size;
-            other_file += killed_size;
+    if (enable_pressure_upgrade && !is_critical) {
+        // We are swapping too much.
+        if (mem_pressure < upgrade_pressure) {
+            ALOGI("Event upgraded to critical.");
+            is_critical = true;
         }
-    } while (killed_size > 0);
+    }
+
+    // If the pressure is larger than downgrade_pressure lmk will not
+    // kill any process, since enough memory is available.
+    if (mem_pressure > downgrade_pressure) {
+        if (debug_process_killing) {
+            ALOGI("Ignore %s memory pressure", is_critical ? "critical" : "medium");
+        }
+        return;
+    } else if (is_critical && mem_pressure > upgrade_pressure) {
+        if (debug_process_killing) {
+            ALOGI("Downgrade critical memory pressure");
+        }
+        // Downgrade event to medium, since enough memory available.
+        is_critical = false;
+    }
+
+    if (find_and_kill_process(is_critical) == 0) {
+        if (debug_process_killing) {
+            ALOGI("Nothing to kill");
+        }
+    }
 }
 
-static int init_mp(char *levelstr, void *event_handler)
+static void mp_event(uint32_t events __unused) {
+    mp_event_common(false);
+}
+
+static void mp_event_critical(uint32_t events __unused) {
+    mp_event_common(true);
+}
+
+static int init_mp_common(char *levelstr, void *event_handler, bool is_critical)
 {
     int mpfd;
     int evfd;
@@ -669,6 +742,7 @@
     char buf[256];
     struct epoll_event epev;
     int ret;
+    int mpevfd_index = is_critical ? CRITICAL_INDEX : MEDIUM_INDEX;
 
     mpfd = open(MEMCG_SYSFS_PATH "memory.pressure_level", O_RDONLY | O_CLOEXEC);
     if (mpfd < 0) {
@@ -709,7 +783,7 @@
         goto err;
     }
     maxevents++;
-    mpevfd = evfd;
+    mpevfd[mpevfd_index] = evfd;
     return 0;
 
 err:
@@ -722,6 +796,16 @@
     return -1;
 }
 
+static int init_mp_medium()
+{
+    return init_mp_common(MEMPRESSURE_WATCH_MEDIUM_LEVEL, (void *)&mp_event, false);
+}
+
+static int init_mp_critical()
+{
+    return init_mp_common(MEMPRESSURE_WATCH_CRITICAL_LEVEL, (void *)&mp_event_critical, true);
+}
+
 static int init(void) {
     struct epoll_event epev;
     int i;
@@ -758,12 +842,14 @@
     }
     maxevents++;
 
-    use_inkernel_interface = !access(INKERNEL_MINFREE_PATH, W_OK);
+    has_inkernel_module = !access(INKERNEL_MINFREE_PATH, W_OK);
+    use_inkernel_interface = has_inkernel_module && !is_go_device;
 
     if (use_inkernel_interface) {
         ALOGI("Using in-kernel low memory killer interface");
     } else {
-        ret = init_mp(MEMPRESSURE_WATCH_LEVEL, (void *)&mp_event);
+        ret = init_mp_medium();
+        ret |= init_mp_critical();
         if (ret)
             ALOGE("Kernel does not support memory pressure events or in-kernel low memory killer");
     }
@@ -806,6 +892,14 @@
             .sched_priority = 1,
     };
 
+    medium_oomadj = property_get_int32("ro.lmk.medium", 800);
+    critical_oomadj = property_get_int32("ro.lmk.critical", 0);
+    debug_process_killing = property_get_bool("ro.lmk.debug", false);
+    enable_pressure_upgrade = property_get_bool("ro.lmk.critical_upgrade", false);
+    upgrade_pressure = (int64_t)property_get_int32("ro.lmk.upgrade_pressure", 50);
+    downgrade_pressure = (int64_t)property_get_int32("ro.lmk.downgrade_pressure", 60);
+    is_go_device = property_get_bool("ro.config.low_ram", false);
+
     mlockall(MCL_FUTURE);
     sched_setscheduler(0, SCHED_FIFO, &param);
     if (!init())
diff --git a/logd/tests/Android.mk b/logd/tests/Android.mk
index 1915677..a0875ea 100644
--- a/logd/tests/Android.mk
+++ b/logd/tests/Android.mk
@@ -63,7 +63,7 @@
 LOCAL_MODULE_STEM_64 := $(LOCAL_MODULE)64
 LOCAL_SHARED_LIBRARIES := libbase libcutils liblog libselinux
 LOCAL_STATIC_LIBRARIES := libgtest libgtest_main
-LOCAL_COMPATIBILITY_SUITE := cts
+LOCAL_COMPATIBILITY_SUITE := cts vts
 LOCAL_CTS_TEST_PACKAGE := android.core.logd
 include $(BUILD_CTS_EXECUTABLE)
 
diff --git a/rootdir/etc/ld.config.txt.in b/rootdir/etc/ld.config.txt.in
index a6bed8d..9c108e2 100644
--- a/rootdir/etc/ld.config.txt.in
+++ b/rootdir/etc/ld.config.txt.in
@@ -27,16 +27,12 @@
 # can't be loaded in this namespace.
 ###############################################################################
 namespace.default.isolated = true
-# TODO(b/63553457): remove /vendor/lib from the search path. For now, this is
-# required since the classloader namespace for vendor apks should have access
-# vendor libraries in the directory. These search paths are copied to the search
-# paths of the classloader namespace.
-namespace.default.search.paths = /system/${LIB}:/vendor/${LIB}
+namespace.default.search.paths = /system/${LIB}
 # /vendor/app, /vendor/framework were added since libart should be able to dlopen
 # the odex files from the directory.
 namespace.default.permitted.paths = /system/${LIB}/drm:/system/${LIB}/hw:/system/framework:/system/app:/system/priv-app:/vendor/app:/vendor/framework:/oem/app:/data:/mnt/expand
 
-namespace.default.asan.search.paths = /data/asan/system/${LIB}:/system/${LIB}:/data/asan/vendor/${LIB}:/vendor/${LIB}
+namespace.default.asan.search.paths = /data/asan/system/${LIB}:/system/${LIB}
 namespace.default.asan.permitted.paths = /data:/system/${LIB}/drm:/system/${LIB}/hw:/system/framework:/system/app:/system/priv-app:/vendor/app:/vendor/framework:/oem/app:/mnt/expand
 
 ###############################################################################
@@ -99,6 +95,7 @@
 # This namespace is exclusively for vndk-sp libs.
 ###############################################################################
 namespace.vndk.isolated = true
+namespace.vndk.visible = true
 namespace.vndk.search.paths = /vendor/${LIB}/vndk-sp:/system/${LIB}/vndk-sp
 namespace.vndk.permitted.paths = /vendor/${LIB}/hw:/vendor/${LIB}/egl
 
@@ -135,9 +132,7 @@
 namespace.default.asan.permitted.paths = /data/asan/vendor:/vendor:/data/asan/system/${LIB}/vndk:/system/${LIB}/vndk:/data/asan/system/${LIB}/vndk-sp:/system/${LIB}/vndk-sp
 
 namespace.default.links = system
-namespace.default.link.system.shared_libs = %LLNDK_LIBRARIES%:libmedia.so:libandroid_runtime.so
-# libmedia.so must be removed after we have fix for lib-dplmedia.so (b/64427765)
-# libandroid_runtime.so must be removed after we have a fix for qseeproxydaemon (b/64820887)
+namespace.default.link.system.shared_libs = %LLNDK_LIBRARIES%
 
 ###############################################################################
 # "system" namespace
diff --git a/rootdir/etc/public.libraries.android.txt b/rootdir/etc/public.libraries.android.txt
index c5e149c..e20b95d 100644
--- a/rootdir/etc/public.libraries.android.txt
+++ b/rootdir/etc/public.libraries.android.txt
@@ -15,6 +15,7 @@
 libmediandk.so
 libm.so
 libnativewindow.so
+libneuralnetworks.so
 libOpenMAXAL.so
 libOpenSLES.so
 libRS.so
diff --git a/rootdir/etc/public.libraries.wear.txt b/rootdir/etc/public.libraries.wear.txt
index a4ca683..3c46094 100644
--- a/rootdir/etc/public.libraries.wear.txt
+++ b/rootdir/etc/public.libraries.wear.txt
@@ -15,6 +15,7 @@
 libmediandk.so
 libm.so
 libnativewindow.so
+libneuralnetworks.so
 libOpenMAXAL.so
 libOpenSLES.so
 libRS.so
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 11b8383..51a8d2b 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -148,6 +148,9 @@
     write /proc/sys/net/ipv4/conf/all/accept_redirects 0
     write /proc/sys/net/ipv6/conf/all/accept_redirects 0
 
+    # /proc/net/fib_trie leaks interface IP addresses
+    chmod 0400 /proc/net/fib_trie
+
     # Create cgroup mount points for process groups
     mkdir /dev/cpuctl
     mount cgroup none /dev/cpuctl cpu
diff --git a/sdcard/sdcard.cpp b/sdcard/sdcard.cpp
index 343a903..77d5a91 100644
--- a/sdcard/sdcard.cpp
+++ b/sdcard/sdcard.cpp
@@ -319,17 +319,31 @@
     LOG(FATAL) << "terminated prematurely";
 }
 
-static bool sdcardfs_setup(const std::string& source_path, const std::string& dest_path, uid_t fsuid,
-                        gid_t fsgid, bool multi_user, userid_t userid, gid_t gid, mode_t mask) {
-    std::string opts = android::base::StringPrintf("fsuid=%d,fsgid=%d,%smask=%d,userid=%d,gid=%d",
-            fsuid, fsgid, multi_user?"multiuser,":"", mask, userid, gid);
+static bool sdcardfs_setup(const std::string& source_path, const std::string& dest_path,
+                           uid_t fsuid, gid_t fsgid, bool multi_user, userid_t userid, gid_t gid,
+                           mode_t mask, bool derive_gid) {
+    std::string opts = android::base::StringPrintf(
+        "fsuid=%d,fsgid=%d,%s%smask=%d,userid=%d,gid=%d", fsuid, fsgid,
+        multi_user ? "multiuser," : "", derive_gid ? "derive_gid," : "", mask, userid, gid);
 
     if (mount(source_path.c_str(), dest_path.c_str(), "sdcardfs",
               MS_NOSUID | MS_NODEV | MS_NOEXEC | MS_NOATIME, opts.c_str()) == -1) {
-        PLOG(ERROR) << "failed to mount sdcardfs filesystem";
-        return false;
+        if (derive_gid) {
+            PLOG(ERROR) << "trying to mount sdcardfs filesystem without derive_gid";
+            /* Maybe this isn't supported on this kernel. Try without. */
+            opts = android::base::StringPrintf("fsuid=%d,fsgid=%d,%smask=%d,userid=%d,gid=%d",
+                                               fsuid, fsgid, multi_user ? "multiuser," : "", mask,
+                                               userid, gid);
+            if (mount(source_path.c_str(), dest_path.c_str(), "sdcardfs",
+                      MS_NOSUID | MS_NODEV | MS_NOEXEC | MS_NOATIME, opts.c_str()) == -1) {
+                PLOG(ERROR) << "failed to mount sdcardfs filesystem";
+                return false;
+            }
+        } else {
+            PLOG(ERROR) << "failed to mount sdcardfs filesystem";
+            return false;
+        }
     }
-
     return true;
 }
 
@@ -355,7 +369,8 @@
 }
 
 static void run_sdcardfs(const std::string& source_path, const std::string& label, uid_t uid,
-        gid_t gid, userid_t userid, bool multi_user, bool full_write) {
+                         gid_t gid, userid_t userid, bool multi_user, bool full_write,
+                         bool derive_gid) {
     std::string dest_path_default = "/mnt/runtime/default/" + label;
     std::string dest_path_read = "/mnt/runtime/read/" + label;
     std::string dest_path_write = "/mnt/runtime/write/" + label;
@@ -365,10 +380,10 @@
         // Multi-user storage is fully isolated per user, so "other"
         // permissions are completely masked off.
         if (!sdcardfs_setup(source_path, dest_path_default, uid, gid, multi_user, userid,
-                                                      AID_SDCARD_RW, 0006)
-                || !sdcardfs_setup_bind_remount(dest_path_default, dest_path_read, AID_EVERYBODY, 0027)
-                || !sdcardfs_setup_bind_remount(dest_path_default, dest_path_write,
-                                                      AID_EVERYBODY, full_write ? 0007 : 0027)) {
+                            AID_SDCARD_RW, 0006, derive_gid) ||
+            !sdcardfs_setup_bind_remount(dest_path_default, dest_path_read, AID_EVERYBODY, 0027) ||
+            !sdcardfs_setup_bind_remount(dest_path_default, dest_path_write, AID_EVERYBODY,
+                                         full_write ? 0007 : 0027)) {
             LOG(FATAL) << "failed to sdcardfs_setup";
         }
     } else {
@@ -376,11 +391,11 @@
         // the Android directories are masked off to a single user
         // deep inside attr_from_stat().
         if (!sdcardfs_setup(source_path, dest_path_default, uid, gid, multi_user, userid,
-                                                      AID_SDCARD_RW, 0006)
-                || !sdcardfs_setup_bind_remount(dest_path_default, dest_path_read,
-                                                      AID_EVERYBODY, full_write ? 0027 : 0022)
-                || !sdcardfs_setup_bind_remount(dest_path_default, dest_path_write,
-                                                      AID_EVERYBODY, full_write ? 0007 : 0022)) {
+                            AID_SDCARD_RW, 0006, derive_gid) ||
+            !sdcardfs_setup_bind_remount(dest_path_default, dest_path_read, AID_EVERYBODY,
+                                         full_write ? 0027 : 0022) ||
+            !sdcardfs_setup_bind_remount(dest_path_default, dest_path_write, AID_EVERYBODY,
+                                         full_write ? 0007 : 0022)) {
             LOG(FATAL) << "failed to sdcardfs_setup";
         }
     }
@@ -437,7 +452,8 @@
                << "    -g: specify GID to run as"
                << "    -U: specify user ID that owns device"
                << "    -m: source_path is multi-user"
-               << "    -w: runtime write mount has full write access";
+               << "    -w: runtime write mount has full write access"
+               << "    -P  preserve owners on the lower file system";
     return 1;
 }
 
@@ -449,12 +465,13 @@
     userid_t userid = 0;
     bool multi_user = false;
     bool full_write = false;
+    bool derive_gid = false;
     int i;
     struct rlimit rlim;
     int fs_version;
 
     int opt;
-    while ((opt = getopt(argc, argv, "u:g:U:mw")) != -1) {
+    while ((opt = getopt(argc, argv, "u:g:U:mwG")) != -1) {
         switch (opt) {
             case 'u':
                 uid = strtoul(optarg, NULL, 10);
@@ -471,6 +488,9 @@
             case 'w':
                 full_write = true;
                 break;
+            case 'G':
+                derive_gid = true;
+                break;
             case '?':
             default:
                 return usage();
@@ -514,7 +534,7 @@
     }
 
     if (should_use_sdcardfs()) {
-        run_sdcardfs(source_path, label, uid, gid, userid, multi_user, full_write);
+        run_sdcardfs(source_path, label, uid, gid, userid, multi_user, full_write, derive_gid);
     } else {
         run(source_path, label, uid, gid, userid, multi_user, full_write);
     }
diff --git a/storaged/Android.mk b/storaged/Android.mk
index 5e6a3c0..a1abe0f 100644
--- a/storaged/Android.mk
+++ b/storaged/Android.mk
@@ -9,7 +9,6 @@
     libcutils \
     liblog \
     libsysutils \
-    libpackagelistparser \
     libbatteryservice \
 
 include $(CLEAR_VARS)
diff --git a/storaged/include/storaged.h b/storaged/include/storaged.h
index 514798b..fa68406 100644
--- a/storaged/include/storaged.h
+++ b/storaged/include/storaged.h
@@ -256,6 +256,7 @@
     uid_monitor mUidm;
     time_t mStarttime;
     sp<IBatteryPropertiesRegistrar> battery_properties;
+    std::unique_ptr<storage_info_t> storage_info;
 public:
     storaged_t(void);
     ~storaged_t() {}
@@ -285,6 +286,8 @@
     void init_battery_service();
     virtual void batteryPropertiesChanged(struct BatteryProperties props);
     void binderDied(const wp<IBinder>& who);
+
+    void report_storage_info();
 };
 
 // Eventlog tag
diff --git a/storaged/include/storaged_info.h b/storaged/include/storaged_info.h
index 913c814..7d04c7a 100644
--- a/storaged/include/storaged_info.h
+++ b/storaged/include/storaged_info.h
@@ -27,39 +27,46 @@
 class storage_info_t {
 protected:
     FRIEND_TEST(storaged_test, storage_info_t);
+    // emmc lifetime
     uint16_t eol;                   // pre-eol (end of life) information
     uint16_t lifetime_a;            // device life time estimation (type A)
     uint16_t lifetime_b;            // device life time estimation (type B)
     string version;                 // version string
+    // free space
+    const string userdata_path = "/data";
+    uint64_t userdata_total_kb;
+    uint64_t userdata_free_kb;
+
+    storage_info_t() : eol(0), lifetime_a(0), lifetime_b(0),
+        userdata_total_kb(0), userdata_free_kb(0) {}
     void publish();
+    storage_info_t* s_info;
 public:
-    storage_info_t() : eol(0), lifetime_a(0), lifetime_b(0) {}
+    static storage_info_t* get_storage_info();
     virtual ~storage_info_t() {}
-    virtual bool report() = 0;
+    virtual void report() {};
+    void refresh();
 };
 
 class emmc_info_t : public storage_info_t {
 private:
-    const string emmc_sysfs = "/sys/bus/mmc/devices/mmc0:0001/";
-    const string emmc_debugfs = "/d/mmc0/mmc0:0001/ext_csd";
-    const char* emmc_ver_str[9] = {
-        "4.0", "4.1", "4.2", "4.3", "Obsolete", "4.41", "4.5", "5.0", "5.1"
-    };
-public:
-    virtual ~emmc_info_t() {}
-    bool report();
     bool report_sysfs();
     bool report_debugfs();
+public:
+    static const string emmc_sysfs;
+    static const string emmc_debugfs;
+    static const char* emmc_ver_str[];
+
+    virtual ~emmc_info_t() {}
+    virtual void report();
 };
 
 class ufs_info_t : public storage_info_t {
-private:
-    const string health_file = "/sys/devices/soc/624000.ufshc/health";
 public:
-    virtual ~ufs_info_t() {}
-    bool report();
-};
+    static const string health_file;
 
-void report_storage_health();
+    virtual ~ufs_info_t() {}
+    virtual void report();
+};
 
 #endif /* _STORAGED_INFO_H_ */
diff --git a/storaged/main.cpp b/storaged/main.cpp
index 4d1e430..6b82904 100644
--- a/storaged/main.cpp
+++ b/storaged/main.cpp
@@ -49,6 +49,7 @@
     storaged = new storaged_t();
 
     storaged->init_battery_service();
+    storaged->report_storage_info();
 
     LOG_TO(SYSTEM, INFO) << "storaged: Start";
 
@@ -113,7 +114,6 @@
     }
 
     if (flag_main_service) { // start main thread
-        report_storage_health();
         // Start the main thread of storaged
         pthread_t storaged_main_thread;
         errno = pthread_create(&storaged_main_thread, NULL, storaged_main, NULL);
diff --git a/storaged/storaged.cpp b/storaged/storaged.cpp
index 54d429c..06afea6 100644
--- a/storaged/storaged.cpp
+++ b/storaged/storaged.cpp
@@ -200,6 +200,10 @@
     }
 }
 
+void storaged_t::report_storage_info() {
+    storage_info->report();
+}
+
 /* storaged_t */
 storaged_t::storaged_t(void) {
     if (access(MMC_DISK_STATS_PATH, R_OK) < 0 && access(SDA_DISK_STATS_PATH, R_OK) < 0) {
@@ -222,6 +226,8 @@
     mConfig.periodic_chores_interval_uid_io =
         property_get_int32("ro.storaged.uid_io.interval", DEFAULT_PERIODIC_CHORES_INTERVAL_UID_IO);
 
+    storage_info.reset(storage_info_t::get_storage_info());
+
     mStarttime = time(NULL);
 }
 
@@ -229,6 +235,7 @@
     if (mConfig.diskstats_available) {
         mDiskStats.update();
         mDsm.update();
+        storage_info->refresh();
         if (mTimer && (mTimer % mConfig.periodic_chores_interval_disk_stats_publish) == 0) {
             mDiskStats.publish();
         }
diff --git a/storaged/storaged_info.cpp b/storaged/storaged_info.cpp
index 434bd74..b5fb13e 100644
--- a/storaged/storaged_info.cpp
+++ b/storaged/storaged_info.cpp
@@ -18,6 +18,7 @@
 
 #include <stdio.h>
 #include <string.h>
+#include <sys/statvfs.h>
 
 #include <android-base/file.h>
 #include <android-base/parseint.h>
@@ -30,13 +31,42 @@
 using namespace std;
 using namespace android::base;
 
-void report_storage_health()
-{
-    emmc_info_t mmc;
-    ufs_info_t ufs;
+const string emmc_info_t::emmc_sysfs = "/sys/bus/mmc/devices/mmc0:0001/";
+const string emmc_info_t::emmc_debugfs = "/d/mmc0/mmc0:0001/ext_csd";
+const char* emmc_info_t::emmc_ver_str[9] = {
+    "4.0", "4.1", "4.2", "4.3", "Obsolete", "4.41", "4.5", "5.0", "5.1"
+};
 
-    mmc.report();
-    ufs.report();
+const string ufs_info_t::health_file = "/sys/devices/soc/624000.ufshc/health";
+
+static bool FileExists(const std::string& filename)
+{
+  struct stat buffer;
+  return stat(filename.c_str(), &buffer) == 0;
+}
+
+storage_info_t* storage_info_t::get_storage_info()
+{
+    if (FileExists(emmc_info_t::emmc_sysfs) ||
+        FileExists(emmc_info_t::emmc_debugfs)) {
+        return new emmc_info_t;
+    }
+    if (FileExists(ufs_info_t::health_file)) {
+        return new ufs_info_t;
+    }
+    return new storage_info_t;
+}
+
+void storage_info_t::refresh()
+{
+    struct statvfs buf;
+    if (statvfs(userdata_path.c_str(), &buf) != 0) {
+        PLOG_TO(SYSTEM, WARNING) << "Failed to get userdata info";
+        return;
+    }
+
+    userdata_total_kb = buf.f_bsize * buf.f_blocks >> 10;
+    userdata_free_kb = buf.f_bfree * buf.f_blocks >> 10;
 }
 
 void storage_info_t::publish()
@@ -46,13 +76,12 @@
         << LOG_ID_EVENTS;
 }
 
-bool emmc_info_t::report()
+void emmc_info_t::report()
 {
     if (!report_sysfs() && !report_debugfs())
-        return false;
+        return;
 
     publish();
-    return true;
 }
 
 bool emmc_info_t::report_sysfs()
@@ -136,21 +165,21 @@
     return true;
 }
 
-bool ufs_info_t::report()
+void ufs_info_t::report()
 {
     string buffer;
     if (!ReadFileToString(health_file, &buffer)) {
-        return false;
+        return;
     }
 
     vector<string> lines = Split(buffer, "\n");
     if (lines.empty()) {
-        return false;
+        return;
     }
 
     char rev[8];
     if (sscanf(lines[0].c_str(), "ufs version: 0x%7s\n", rev) < 1) {
-        return false;
+        return;
     }
 
     version = "ufs " + string(rev);
@@ -175,10 +204,9 @@
     }
 
     if (eol == 0 || (lifetime_a == 0 && lifetime_b == 0)) {
-        return false;
+        return;
     }
 
     publish();
-    return true;
 }
 
diff --git a/storaged/storaged_uid_monitor.cpp b/storaged/storaged_uid_monitor.cpp
index 5bb98e1..dd8bdd6 100644
--- a/storaged/storaged_uid_monitor.cpp
+++ b/storaged/storaged_uid_monitor.cpp
@@ -22,33 +22,24 @@
 #include <string>
 #include <unordered_map>
 
+#include <android/content/pm/IPackageManagerNative.h>
 #include <android-base/file.h>
 #include <android-base/logging.h>
 #include <android-base/macros.h>
 #include <android-base/parseint.h>
 #include <android-base/strings.h>
 #include <android-base/stringprintf.h>
+#include <binder/IServiceManager.h>
 #include <log/log_event_list.h>
-#include <packagelistparser/packagelistparser.h>
 
 #include "storaged.h"
 #include "storaged_uid_monitor.h"
 
 using namespace android;
 using namespace android::base;
+using namespace android::content::pm;
 
-static bool packagelist_parse_cb(pkg_info* info, void* userdata)
-{
-    std::unordered_map<uint32_t, struct uid_info>* uids =
-        reinterpret_cast<std::unordered_map<uint32_t, struct uid_info>*>(userdata);
-
-    if (uids->find(info->uid) != uids->end()) {
-        (*uids)[info->uid].name = info->name;
-    }
-
-    packagelist_free(info);
-    return true;
-}
+static bool refresh_uid_names;
 
 std::unordered_map<uint32_t, struct uid_info> uid_monitor::get_uid_io_stats()
 {
@@ -56,6 +47,38 @@
     return get_uid_io_stats_locked();
 };
 
+static void get_uid_names(const vector<int>& uids, const vector<std::string*>& uid_names)
+{
+    sp<IServiceManager> sm = defaultServiceManager();
+    if (sm == NULL) {
+        LOG_TO(SYSTEM, ERROR) << "defaultServiceManager failed";
+        return;
+    }
+
+    sp<IBinder> binder = sm->getService(String16("package_native"));
+    if (binder == NULL) {
+        LOG_TO(SYSTEM, ERROR) << "getService package_native failed";
+        return;
+    }
+
+    sp<IPackageManagerNative> package_mgr = interface_cast<IPackageManagerNative>(binder);
+    std::vector<std::string> names;
+    binder::Status status = package_mgr->getNamesForUids(uids, &names);
+    if (!status.isOk()) {
+        LOG_TO(SYSTEM, ERROR) << "package_native::getNamesForUids failed: "
+                              << status.exceptionMessage();
+        return;
+    }
+
+    for (uint32_t i = 0; i < uid_names.size(); i++) {
+        if (!names[i].empty()) {
+            *uid_names[i] = names[i];
+        }
+    }
+
+    refresh_uid_names = false;
+}
+
 std::unordered_map<uint32_t, struct uid_info> uid_monitor::get_uid_io_stats_locked()
 {
     std::unordered_map<uint32_t, struct uid_info> uid_io_stats;
@@ -67,7 +90,8 @@
 
     std::vector<std::string> io_stats = Split(buffer, "\n");
     struct uid_info u;
-    bool refresh_uid = false;
+    vector<int> uids;
+    vector<std::string*> uid_names;
 
     for (uint32_t i = 0; i < io_stats.size(); i++) {
         if (io_stats[i].empty()) {
@@ -91,17 +115,19 @@
             continue;
         }
 
-        if (last_uid_io_stats.find(u.uid) == last_uid_io_stats.end()) {
-            refresh_uid = true;
-            u.name = std::to_string(u.uid);
-        } else {
-            u.name = last_uid_io_stats[u.uid].name;
-        }
         uid_io_stats[u.uid] = u;
+        uid_io_stats[u.uid].name = std::to_string(u.uid);
+        uids.push_back(u.uid);
+        uid_names.push_back(&uid_io_stats[u.uid].name);
+        if (last_uid_io_stats.find(u.uid) == last_uid_io_stats.end()) {
+            refresh_uid_names = true;
+        } else {
+            uid_io_stats[u.uid].name = last_uid_io_stats[u.uid].name;
+        }
     }
 
-    if (refresh_uid) {
-        packagelist_parse(packagelist_parse_cb, &uid_io_stats);
+    if (!uids.empty() && refresh_uid_names) {
+        get_uid_names(uids, uid_names);
     }
 
     return uid_io_stats;
@@ -228,13 +254,13 @@
             last_uid_io_stats[uid.uid].io[BACKGROUND].write_bytes;
 
         usage.bytes[READ][FOREGROUND][charger_stat] +=
-            (fg_rd_delta < 0) ? uid.io[FOREGROUND].read_bytes : fg_rd_delta;
+            (fg_rd_delta < 0) ? 0 : fg_rd_delta;
         usage.bytes[READ][BACKGROUND][charger_stat] +=
-            (bg_rd_delta < 0) ? uid.io[BACKGROUND].read_bytes : bg_rd_delta;
+            (bg_rd_delta < 0) ? 0 : bg_rd_delta;
         usage.bytes[WRITE][FOREGROUND][charger_stat] +=
-            (fg_wr_delta < 0) ? uid.io[FOREGROUND].write_bytes : fg_wr_delta;
+            (fg_wr_delta < 0) ? 0 : fg_wr_delta;
         usage.bytes[WRITE][BACKGROUND][charger_stat] +=
-            (bg_wr_delta < 0) ? uid.io[BACKGROUND].write_bytes : bg_wr_delta;
+            (bg_wr_delta < 0) ? 0 : bg_wr_delta;
     }
 
     last_uid_io_stats = uid_io_stats;
diff --git a/trusty/Android.bp b/trusty/Android.bp
index 386fbe6..2fb2e19 100644
--- a/trusty/Android.bp
+++ b/trusty/Android.bp
@@ -2,6 +2,5 @@
     "gatekeeper",
     "keymaster",
     "libtrusty",
-    "nvram",
     "storage/*",
 ]
diff --git a/trusty/gatekeeper/Android.bp b/trusty/gatekeeper/Android.bp
index a9566a1..65b271a 100644
--- a/trusty/gatekeeper/Android.bp
+++ b/trusty/gatekeeper/Android.bp
@@ -22,6 +22,7 @@
 
 cc_library_shared {
     name: "gatekeeper.trusty",
+    vendor: true,
 
     relative_install_path: "hw",
 
@@ -43,4 +44,5 @@
         "libcutils",
         "libtrusty",
     ],
+    header_libs: ["libhardware_headers"],
 }
diff --git a/trusty/keymaster/Android.bp b/trusty/keymaster/Android.bp
index 7735684..322a63d 100644
--- a/trusty/keymaster/Android.bp
+++ b/trusty/keymaster/Android.bp
@@ -25,6 +25,7 @@
 // and ECDSA keys.
 cc_binary {
     name: "trusty_keymaster_tipc",
+    vendor: true,
     srcs: [
         "trusty_keymaster_device.cpp",
         "trusty_keymaster_ipc.cpp",
@@ -46,6 +47,7 @@
 // keystore.trusty is the HAL used by keystore on Trusty devices.
 cc_library_shared {
     name: "keystore.trusty",
+    vendor: true,
     relative_install_path: "hw",
     srcs: [
         "module.cpp",
@@ -66,4 +68,5 @@
         "liblog",
         "libcutils",
     ],
+    header_libs: ["libhardware_headers"],
 }
diff --git a/trusty/libtrusty/Android.bp b/trusty/libtrusty/Android.bp
index 1a8db2f..c48deed 100644
--- a/trusty/libtrusty/Android.bp
+++ b/trusty/libtrusty/Android.bp
@@ -18,6 +18,7 @@
 
 cc_library {
     name: "libtrusty",
+    vendor: true,
 
     srcs: ["trusty.c"],
     export_include_dirs: ["include"],
diff --git a/trusty/libtrusty/tipc-test/Android.bp b/trusty/libtrusty/tipc-test/Android.bp
index 6ec8c23..1e8467f 100644
--- a/trusty/libtrusty/tipc-test/Android.bp
+++ b/trusty/libtrusty/tipc-test/Android.bp
@@ -14,12 +14,14 @@
 
 cc_test {
     name: "tipc-test",
-    static_executable: true,
+    vendor: true,
 
     srcs: ["tipc_test.c"],
     static_libs: [
-        "libc",
         "libtrusty",
+    ],
+    shared_libs: [
+        "libc",
         "liblog",
     ],
     gtest: false,
diff --git a/trusty/nvram/Android.bp b/trusty/nvram/Android.bp
deleted file mode 100644
index 15e6c3e..0000000
--- a/trusty/nvram/Android.bp
+++ /dev/null
@@ -1,61 +0,0 @@
-//
-// Copyright (C) 2016 The Android Open-Source Project
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-//
-
-// nvram.trusty is the Trusty NVRAM HAL module.
-cc_library_shared {
-    name: "nvram.trusty",
-    relative_install_path: "hw",
-    srcs: [
-        "module.c",
-        "trusty_nvram_device.cpp",
-        "trusty_nvram_implementation.cpp",
-    ],
-
-    cflags: [
-        "-Wall",
-        "-Werror",
-        "-Wextra",
-        "-fvisibility=hidden",
-    ],
-    static_libs: ["libnvram-hal"],
-    shared_libs: [
-        "libtrusty",
-        "libnvram-messages",
-        "liblog",
-    ],
-}
-
-// nvram-wipe is a helper tool for clearing NVRAM state.
-cc_binary {
-    name: "nvram-wipe",
-    srcs: [
-        "nvram_wipe.cpp",
-        "trusty_nvram_implementation.cpp",
-    ],
-
-    cflags: [
-        "-Wall",
-        "-Werror",
-        "-Wextra",
-        "-fvisibility=hidden",
-    ],
-    static_libs: ["libnvram-hal"],
-    shared_libs: [
-        "libtrusty",
-        "libnvram-messages",
-        "liblog",
-    ],
-}
diff --git a/trusty/nvram/module.c b/trusty/nvram/module.c
deleted file mode 100644
index a2e64d3..0000000
--- a/trusty/nvram/module.c
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <hardware/nvram.h>
-
-// This function is defined in trusty_nvram_device.cpp.
-int trusty_nvram_open(const hw_module_t* module,
-                      const char* device_id,
-                      hw_device_t** device_ptr);
-
-static struct hw_module_methods_t nvram_module_methods = {
-    .open = trusty_nvram_open,
-};
-
-struct nvram_module HAL_MODULE_INFO_SYM
-    __attribute__((visibility("default"))) = {
-        .common = {.tag = HARDWARE_MODULE_TAG,
-                   .module_api_version = NVRAM_MODULE_API_VERSION_0_1,
-                   .hal_api_version = HARDWARE_HAL_API_VERSION,
-                   .id = NVRAM_HARDWARE_MODULE_ID,
-                   .name = "Trusty NVRAM HAL",
-                   .author = "The Android Open Source Project",
-                   .methods = &nvram_module_methods,
-                   .dso = 0,
-                   .reserved = {}},
-};
diff --git a/trusty/nvram/nvram_wipe.cpp b/trusty/nvram/nvram_wipe.cpp
deleted file mode 100644
index d0f4fad..0000000
--- a/trusty/nvram/nvram_wipe.cpp
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <nvram/messages/nvram_messages.h>
-
-#include "trusty_nvram_implementation.h"
-
-void usage(const char* program_name) {
-  fprintf(stderr, "Usage: %s [status|disable|wipe]\n", program_name);
-  exit(-1);
-}
-
-int main(int argc, char* argv[]) {
-  if (argc < 2) {
-    usage(argv[0]);
-  }
-
-  nvram::TrustyNvramImplementation nvram_proxy;
-  nvram::Request request;
-  nvram::Response response;
-
-  if (!strcmp(argv[1], "status")) {
-    request.payload.Activate<nvram::COMMAND_GET_INFO>();
-    nvram_proxy.Execute(request, &response);
-    const nvram::GetInfoResponse* get_info_response =
-        response.payload.get<nvram::COMMAND_GET_INFO>();
-    if (response.result == NV_RESULT_SUCCESS) {
-      int status = get_info_response && get_info_response->wipe_disabled;
-      printf("Wiping disabled: %d\n", status);
-      return status;
-    }
-  } else if (!strcmp(argv[1], "disable")) {
-    request.payload.Activate<nvram::COMMAND_DISABLE_WIPE>();
-    nvram_proxy.Execute(request, &response);
-  } else if (!strcmp(argv[1], "wipe")) {
-    request.payload.Activate<nvram::COMMAND_WIPE_STORAGE>();
-    nvram_proxy.Execute(request, &response);
-  } else {
-    usage(argv[0]);
-  }
-
-  if (response.result != NV_RESULT_SUCCESS) {
-    fprintf(stderr, "Command execution failure: %u\n", response.result);
-    return -1;
-  }
-
-  return 0;
-}
-
diff --git a/trusty/nvram/trusty_nvram_device.cpp b/trusty/nvram/trusty_nvram_device.cpp
deleted file mode 100644
index 82a1228..0000000
--- a/trusty/nvram/trusty_nvram_device.cpp
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <errno.h>
-
-#include <nvram/hal/nvram_device_adapter.h>
-
-#include "trusty_nvram_implementation.h"
-
-extern "C" int trusty_nvram_open(const hw_module_t* module,
-                                 const char* device_id,
-                                 hw_device_t** device_ptr) {
-  if (strcmp(NVRAM_HARDWARE_DEVICE_ID, device_id) != 0) {
-    return -EINVAL;
-  }
-
-  nvram::NvramDeviceAdapter* adapter = new nvram::NvramDeviceAdapter(
-      module, new nvram::TrustyNvramImplementation);
-  *device_ptr = adapter->as_device();
-  return 0;
-}
diff --git a/trusty/nvram/trusty_nvram_implementation.cpp b/trusty/nvram/trusty_nvram_implementation.cpp
deleted file mode 100644
index 9215c85..0000000
--- a/trusty/nvram/trusty_nvram_implementation.cpp
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "TrustyNVRAM"
-
-#include "trusty_nvram_implementation.h"
-
-#include <errno.h>
-#include <string.h>
-#include <unistd.h>
-
-#include <hardware/nvram.h>
-#include <log/log.h>
-#include <trusty/tipc.h>
-
-#include <nvram/messages/blob.h>
-
-namespace nvram {
-namespace {
-
-// Character device to open for Trusty IPC connections.
-const char kTrustyDeviceName[] = "/dev/trusty-ipc-dev0";
-
-// App identifier of the NVRAM app.
-const char kTrustyNvramAppId[] = "com.android.trusty.nvram";
-
-}  // namespace
-
-TrustyNvramImplementation::~TrustyNvramImplementation() {
-  if (tipc_nvram_fd_ != -1) {
-    tipc_close(tipc_nvram_fd_);
-    tipc_nvram_fd_ = -1;
-  }
-}
-
-void TrustyNvramImplementation::Execute(const nvram::Request& request,
-                                        nvram::Response* response) {
-  if (!SendRequest(request, response)) {
-    response->result = NV_RESULT_INTERNAL_ERROR;
-  }
-}
-
-bool TrustyNvramImplementation::Connect() {
-  if (tipc_nvram_fd_ != -1) {
-    return true;
-  }
-
-  int rc = tipc_connect(kTrustyDeviceName, kTrustyNvramAppId);
-  if (rc < 0) {
-    ALOGE("Failed to connect to Trusty NVRAM app: %s\n", strerror(-rc));
-    return false;
-  }
-
-  tipc_nvram_fd_ = rc;
-  return true;
-}
-
-bool TrustyNvramImplementation::SendRequest(const nvram::Request& request,
-                                            nvram::Response* response) {
-  if (!Connect()) {
-    return false;
-  }
-
-  nvram::Blob request_buffer;
-  if (!nvram::Encode(request, &request_buffer)) {
-    ALOGE("Failed to encode NVRAM request.\n");
-    return false;
-  }
-
-  ssize_t rc =
-      write(tipc_nvram_fd_, request_buffer.data(), request_buffer.size());
-  if (rc < 0) {
-    ALOGE("Failed to send NVRAM request: %s\n", strerror(-rc));
-    return false;
-  }
-  if (static_cast<size_t>(rc) != request_buffer.size()) {
-    ALOGE("Failed to send full request buffer: %zd\n", rc);
-    return false;
-  }
-
-  rc = read(tipc_nvram_fd_, response_buffer_, sizeof(response_buffer_));
-  if (rc < 0) {
-    ALOGE("Failed to read NVRAM response: %s\n", strerror(-rc));
-    return false;
-  }
-
-  if (static_cast<size_t>(rc) >= sizeof(response_buffer_)) {
-    ALOGE("NVRAM response exceeds response buffer size.\n");
-    return false;
-  }
-
-  if (!nvram::Decode(response_buffer_, static_cast<size_t>(rc), response)) {
-    ALOGE("Failed to decode NVRAM response.\n");
-    return false;
-  }
-
-  return true;
-}
-
-}  // namespace nvram
diff --git a/trusty/nvram/trusty_nvram_implementation.h b/trusty/nvram/trusty_nvram_implementation.h
deleted file mode 100644
index 60758f7..0000000
--- a/trusty/nvram/trusty_nvram_implementation.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef TRUSTY_NVRAM_TRUSTY_NVRAM_IMPLEMENTATION_H_
-#define TRUSTY_NVRAM_TRUSTY_NVRAM_IMPLEMENTATION_H_
-
-#include <stdint.h>
-
-#include <nvram/hal/nvram_device_adapter.h>
-#include <nvram/messages/nvram_messages.h>
-
-namespace nvram {
-
-// |TrustyNvramImplementation| proxies requests to the Trusty NVRAM app. It
-// serializes the request objects, sends it to the Trusty app and finally reads
-// back the result and decodes it.
-class TrustyNvramImplementation : public nvram::NvramImplementation {
- public:
-  ~TrustyNvramImplementation() override;
-
-  void Execute(const nvram::Request& request,
-               nvram::Response* response) override;
-
- private:
-  // Connects the IPC channel to the Trusty app if it is not already open.
-  // Returns true if the channel is open, false on errors.
-  bool Connect();
-
-  // Dispatches a command to the trust app. Returns true if successful (note
-  // that the response may still indicate an error on the Trusty side), false if
-  // there are any I/O or encoding/decoding errors.
-  bool SendRequest(const nvram::Request& request,
-                   nvram::Response* response);
-
-  // The file descriptor for the IPC connection to the Trusty app.
-  int tipc_nvram_fd_ = -1;
-
-  // Response buffer. This puts a hard size limit on the responses from the
-  // Trusty app. 4096 matches the maximum IPC message size currently supported
-  // by Trusty.
-  uint8_t response_buffer_[4096];
-};
-
-}  // namespace nvram
-
-#endif  // TRUSTY_NVRAM_TRUSTY_NVRAM_IMPLEMENTATION_H_
diff --git a/trusty/storage/interface/Android.bp b/trusty/storage/interface/Android.bp
index a551c37..18b4a5f 100644
--- a/trusty/storage/interface/Android.bp
+++ b/trusty/storage/interface/Android.bp
@@ -16,5 +16,6 @@
 
 cc_library_static {
     name: "libtrustystorageinterface",
+    vendor: true,
     export_include_dirs: ["include"],
 }
diff --git a/trusty/storage/lib/Android.bp b/trusty/storage/lib/Android.bp
index 5eb3f07..4e41674 100644
--- a/trusty/storage/lib/Android.bp
+++ b/trusty/storage/lib/Android.bp
@@ -16,16 +16,19 @@
 
 cc_library_static {
     name: "libtrustystorage",
+    vendor: true,
 
     srcs: ["storage.c"],
 
     export_include_dirs: ["include"],
 
     static_libs: [
-        "liblog",
         "libtrusty",
         "libtrustystorageinterface",
     ],
+    shared_libs: [
+        "liblog",
+    ],
 
     cflags: [
         "-fvisibility=hidden",
diff --git a/trusty/storage/proxy/Android.bp b/trusty/storage/proxy/Android.bp
index eb34df0..da8542d 100644
--- a/trusty/storage/proxy/Android.bp
+++ b/trusty/storage/proxy/Android.bp
@@ -16,6 +16,7 @@
 
 cc_binary {
     name: "storageproxyd",
+    vendor: true,
 
     srcs: [
         "ipc.c",
@@ -25,6 +26,7 @@
     ],
 
     shared_libs: ["liblog"],
+    header_libs: ["libcutils_headers"],
 
     static_libs: [
         "libtrustystorageinterface",
diff --git a/trusty/storage/proxy/proxy.c b/trusty/storage/proxy/proxy.c
index 27e5891..41263e5 100644
--- a/trusty/storage/proxy/proxy.c
+++ b/trusty/storage/proxy/proxy.c
@@ -24,7 +24,7 @@
 #include <sys/stat.h>
 #include <unistd.h>
 
-#include <private/android_filesystem_config.h>
+#include <cutils/android_filesystem_config.h>
 
 #include "ipc.h"
 #include "log.h"
diff --git a/trusty/storage/tests/Android.bp b/trusty/storage/tests/Android.bp
index 1e4fced..536c3ca 100644
--- a/trusty/storage/tests/Android.bp
+++ b/trusty/storage/tests/Android.bp
@@ -16,6 +16,7 @@
 
 cc_test {
     name: "secure-storage-unit-test",
+    vendor: true,
 
     cflags: [
         "-g",
@@ -28,6 +29,8 @@
         "libtrustystorageinterface",
         "libtrustystorage",
         "libtrusty",
+    ],
+    shared_libs: [
         "liblog",
     ],