diff --git a/adb/adbd_auth.cpp b/adb/adbd_auth.cpp
index b5f87be..3488ad1 100644
--- a/adb/adbd_auth.cpp
+++ b/adb/adbd_auth.cpp
@@ -217,8 +217,8 @@
     send_packet(p, t);
 }
 
-void adbd_auth_verified(atransport *t)
-{
+void adbd_auth_verified(atransport* t) {
+    LOG(INFO) << "adb client authorized";
     handle_online(t);
     send_connect(t);
 }
diff --git a/adb/daemon/main.cpp b/adb/daemon/main.cpp
index e0629ab..3ecbc44 100644
--- a/adb/daemon/main.cpp
+++ b/adb/daemon/main.cpp
@@ -239,8 +239,8 @@
             adb_device_banner = optarg;
             break;
         case 'v':
-            printf("Android Debug Bridge Daemon version %d.%d.%d (%s)\n", ADB_VERSION_MAJOR,
-                   ADB_VERSION_MINOR, ADB_SERVER_VERSION, ADB_VERSION);
+            printf("Android Debug Bridge Daemon version %d.%d.%d\n", ADB_VERSION_MAJOR,
+                   ADB_VERSION_MINOR, ADB_SERVER_VERSION);
             return 0;
         default:
             // getopt already prints "adbd: invalid option -- %c" for us.
diff --git a/adb/daemon/usb.cpp b/adb/daemon/usb.cpp
index d3b2f3d..0f92282 100644
--- a/adb/daemon/usb.cpp
+++ b/adb/daemon/usb.cpp
@@ -235,6 +235,8 @@
 };
 
 bool init_functionfs(struct usb_handle* h) {
+    LOG(INFO) << "initializing functionfs";
+
     ssize_t ret;
     struct desc_v1 v1_descriptor;
     struct desc_v2 v2_descriptor;
@@ -255,10 +257,10 @@
     v2_descriptor.os_desc = os_desc_compat;
 
     if (h->control < 0) { // might have already done this before
-        D("OPENING %s", USB_FFS_ADB_EP0);
+        LOG(INFO) << "opening control endpoint " << USB_FFS_ADB_EP0;
         h->control = adb_open(USB_FFS_ADB_EP0, O_RDWR);
         if (h->control < 0) {
-            D("[ %s: cannot open control endpoint: errno=%d]", USB_FFS_ADB_EP0, errno);
+            PLOG(ERROR) << "cannot open control endpoint " << USB_FFS_ADB_EP0;
             goto err;
         }
 
@@ -289,13 +291,13 @@
 
     h->bulk_out = adb_open(USB_FFS_ADB_OUT, O_RDWR);
     if (h->bulk_out < 0) {
-        D("[ %s: cannot open bulk-out ep: errno=%d ]", USB_FFS_ADB_OUT, errno);
+        PLOG(ERROR) << "cannot open bulk-out endpoint " << USB_FFS_ADB_OUT;
         goto err;
     }
 
     h->bulk_in = adb_open(USB_FFS_ADB_IN, O_RDWR);
     if (h->bulk_in < 0) {
-        D("[ %s: cannot open bulk-in ep: errno=%d ]", USB_FFS_ADB_IN, errno);
+        PLOG(ERROR) << "cannot open bulk-in endpoint " << USB_FFS_ADB_IN;
         goto err;
     }
 
@@ -356,12 +358,13 @@
 
         while (true) {
             if (init_functionfs(usb)) {
+                LOG(INFO) << "functionfs successfully initialized";
                 break;
             }
             std::this_thread::sleep_for(1s);
         }
 
-        D("[ usb_thread - registering device ]");
+        LOG(INFO) << "registering usb transport";
         register_usb_transport(usb, 0, 0, 1);
     }
 
@@ -430,6 +433,8 @@
 }
 
 static void usb_ffs_close(usb_handle* h) {
+    LOG(INFO) << "closing functionfs transport";
+
     h->kicked = false;
     adb_close(h->bulk_out);
     adb_close(h->bulk_in);
diff --git a/adb/transport_usb.cpp b/adb/transport_usb.cpp
index 2f46920..7e8ae67 100644
--- a/adb/transport_usb.cpp
+++ b/adb/transport_usb.cpp
@@ -120,24 +120,24 @@
 static int remote_read(apacket *p, atransport *t)
 {
     if (usb_read(t->usb, &p->msg, sizeof(amessage))) {
-        D("remote usb: read terminated (message)");
+        PLOG(ERROR) << "remote usb: read terminated (message)";
         return -1;
     }
 
     if (!check_header(p, t)) {
-        D("remote usb: check_header failed");
+        LOG(ERROR) << "remote usb: check_header failed";
         return -1;
     }
 
     if (p->msg.data_length) {
         if (usb_read(t->usb, p->data, p->msg.data_length)) {
-            D("remote usb: terminated (data)");
+            PLOG(ERROR) << "remote usb: terminated (data)";
             return -1;
         }
     }
 
     if (!check_data(p)) {
-        D("remote usb: check_data failed");
+        LOG(ERROR) << "remote usb: check_data failed";
         return -1;
     }
 
@@ -150,12 +150,12 @@
     unsigned size = p->msg.data_length;
 
     if (usb_write(t->usb, &p->msg, sizeof(amessage))) {
-        D("remote usb: 1 - write terminated");
+        PLOG(ERROR) << "remote usb: 1 - write terminated";
         return -1;
     }
-    if(p->msg.data_length == 0) return 0;
+    if (p->msg.data_length == 0) return 0;
     if (usb_write(t->usb, &p->data, size)) {
-        D("remote usb: 2 - write terminated");
+        PLOG(ERROR) << "remote usb: 2 - write terminated";
         return -1;
     }
 
diff --git a/base/Android.bp b/base/Android.bp
index b636dc3..6c3a593 100644
--- a/base/Android.bp
+++ b/base/Android.bp
@@ -41,6 +41,10 @@
     vendor_available: true,
     clang: true,
     host_supported: true,
+    vndk: {
+        enabled: true,
+        support_system_process: true,
+    },
     srcs: [
         "file.cpp",
         "logging.cpp",
diff --git a/bootstat/bootstat.cpp b/bootstat/bootstat.cpp
index 344fa9a..bd611f0 100644
--- a/bootstat/bootstat.cpp
+++ b/bootstat/bootstat.cpp
@@ -169,6 +169,13 @@
   {"wdog_bark", 42},
   {"wdog_bite", 43},
   {"wdog_reset", 44},
+  {"shutdown,", 45},  // Trailing comma is intentional.
+  {"shutdown,userrequested", 46},
+  {"reboot,bootloader", 47},
+  {"reboot,cold", 48},
+  {"reboot,recovery", 49},
+  {"thermal_shutdown", 50},
+  {"s3_wakeup", 51}
 };
 
 // Converts a string value representing the reason the system booted to an
diff --git a/debuggerd/handler/debuggerd_handler.cpp b/debuggerd/handler/debuggerd_handler.cpp
index 55cd03e..1275229 100644
--- a/debuggerd/handler/debuggerd_handler.cpp
+++ b/debuggerd/handler/debuggerd_handler.cpp
@@ -116,6 +116,26 @@
   fatal("%s: %s", buf, strerror(err));
 }
 
+static bool get_main_thread_name(char* buf, size_t len) {
+  int fd = open("/proc/self/comm", O_RDONLY | O_CLOEXEC);
+  if (fd == -1) {
+    return false;
+  }
+
+  ssize_t rc = read(fd, buf, len);
+  close(fd);
+  if (rc == -1) {
+    return false;
+  } else if (rc == 0) {
+    // Should never happen?
+    return false;
+  }
+
+  // There's a trailing newline, replace it with a NUL.
+  buf[rc - 1] = '\0';
+  return true;
+}
+
 /*
  * Writes a summary of the signal to the log file.  We do this so that, if
  * for some reason we're not able to contact debuggerd, there is still some
@@ -188,8 +208,14 @@
     }
   }
 
-  async_safe_format_log(ANDROID_LOG_FATAL, "libc", "Fatal signal %d (%s)%s%s in tid %d (%s)",
-                        signum, signal_name, code_desc, addr_desc, __gettid(), thread_name);
+  char main_thread_name[MAX_TASK_NAME_LEN + 1];
+  if (!get_main_thread_name(main_thread_name, sizeof(main_thread_name))) {
+    strncpy(main_thread_name, "<unknown>", sizeof(main_thread_name));
+  }
+
+  async_safe_format_log(
+      ANDROID_LOG_FATAL, "libc", "Fatal signal %d (%s)%s%s in tid %d (%s), pid %d (%s)", signum,
+      signal_name, code_desc, addr_desc, __gettid(), thread_name, __getpid(), main_thread_name);
 }
 
 /*
diff --git a/fastboot/fastboot.cpp b/fastboot/fastboot.cpp
index 271ca95..49d9438 100644
--- a/fastboot/fastboot.cpp
+++ b/fastboot/fastboot.cpp
@@ -93,6 +93,9 @@
 static unsigned second_offset  = 0x00f00000;
 static unsigned tags_offset    = 0x00000100;
 
+static bool g_disable_verity = false;
+static bool g_disable_verification = false;
+
 static const std::string convert_fbe_marker_filename("convert_fbe");
 
 enum fb_buffer_type {
@@ -419,6 +422,10 @@
             "  --skip-reboot                            Will not reboot the device when\n"
             "                                           performing commands that normally\n"
             "                                           trigger a reboot.\n"
+            "  --disable-verity                         Set the disable-verity flag in the\n"
+            "                                           the vbmeta image being flashed.\n"
+            "  --disable-verification                   Set the disable-verification flag in"
+            "                                           the vbmeta image being flashed.\n"
 #if !defined(_WIN32)
             "  --wipe-and-use-fbe                       On devices which support it,\n"
             "                                           erase userdata and cache, and\n"
@@ -858,10 +865,55 @@
     return load_buf_fd(transport, fd.release(), buf);
 }
 
+static void rewrite_vbmeta_buffer(struct fastboot_buffer* buf) {
+    // Buffer needs to be at least the size of the VBMeta struct which
+    // is 256 bytes.
+    if (buf->sz < 256) {
+        return;
+    }
+
+    int fd = make_temporary_fd();
+    if (fd == -1) {
+        die("Failed to create temporary file for vbmeta rewriting");
+    }
+
+    std::string data;
+    if (!android::base::ReadFdToString(buf->fd, &data)) {
+        die("Failed reading from vbmeta");
+    }
+
+    // There's a 32-bit big endian |flags| field at offset 120 where
+    // bit 0 corresponds to disable-verity and bit 1 corresponds to
+    // disable-verification.
+    //
+    // See external/avb/libavb/avb_vbmeta_image.h for the layout of
+    // the VBMeta struct.
+    if (g_disable_verity) {
+        data[123] |= 0x01;
+    }
+    if (g_disable_verification) {
+        data[123] |= 0x02;
+    }
+
+    if (!android::base::WriteStringToFd(data, fd)) {
+        die("Failed writing to modified vbmeta");
+    }
+    close(buf->fd);
+    buf->fd = fd;
+    lseek(fd, 0, SEEK_SET);
+}
+
 static void flash_buf(const char *pname, struct fastboot_buffer *buf)
 {
     sparse_file** s;
 
+    // Rewrite vbmeta if that's what we're flashing and modification has been requested.
+    if ((g_disable_verity || g_disable_verification) &&
+        (strcmp(pname, "vbmeta") == 0 || strcmp(pname, "vbmeta_a") == 0 ||
+         strcmp(pname, "vbmeta_b") == 0)) {
+        rewrite_vbmeta_buffer(buf);
+    }
+
     switch (buf->type) {
         case FB_BUFFER_SPARSE: {
             std::vector<std::pair<sparse_file*, int64_t>> sparse_files;
@@ -1470,6 +1522,8 @@
         {"set-active", optional_argument, 0, 'a'},
         {"skip-secondary", no_argument, 0, 0},
         {"skip-reboot", no_argument, 0, 0},
+        {"disable-verity", no_argument, 0, 0},
+        {"disable-verification", no_argument, 0, 0},
 #if !defined(_WIN32)
         {"wipe-and-use-fbe", no_argument, 0, 0},
 #endif
@@ -1555,6 +1609,10 @@
                 skip_secondary = true;
             } else if (strcmp("skip-reboot", longopts[longindex].name) == 0 ) {
                 skip_reboot = true;
+            } else if (strcmp("disable-verity", longopts[longindex].name) == 0 ) {
+                g_disable_verity = true;
+            } else if (strcmp("disable-verification", longopts[longindex].name) == 0 ) {
+                g_disable_verification = true;
 #if !defined(_WIN32)
             } else if (strcmp("wipe-and-use-fbe", longopts[longindex].name) == 0) {
                 wants_wipe = true;
diff --git a/fastboot/fs.cpp b/fastboot/fs.cpp
index f3c000e..709f061 100644
--- a/fastboot/fs.cpp
+++ b/fastboot/fs.cpp
@@ -12,10 +12,14 @@
 #include <sys/types.h>
 #ifndef WIN32
 #include <sys/wait.h>
+#else
+#include <tchar.h>
+#include <windows.h>
 #endif
 #include <unistd.h>
 #include <vector>
 
+#include <android-base/errors.h>
 #include <android-base/file.h>
 #include <android-base/stringprintf.h>
 #include <android-base/unique_fd.h>
@@ -26,21 +30,49 @@
 using android::base::unique_fd;
 
 #ifdef WIN32
-static int generate_ext4_image(const char* fileName, long long partSize, const std::string& initial_dir,
-                                       unsigned eraseBlkSize, unsigned logicalBlkSize)
-{
-    unique_fd fd(open(fileName, O_CREAT | O_RDWR | O_TRUNC, S_IRUSR | S_IWUSR));
-    if (fd == -1) {
-        fprintf(stderr, "Unable to open output file for EXT4 filesystem: %s\n", strerror(errno));
+static int exec_e2fs_cmd(const char* path, char* const argv[]) {
+    std::string cmd;
+    int i = 0;
+    while (argv[i] != nullptr) {
+        cmd += argv[i++];
+        cmd += " ";
+    }
+    cmd = cmd.substr(0, cmd.size() - 1);
+
+    STARTUPINFO si;
+    PROCESS_INFORMATION pi;
+    DWORD exit_code = 0;
+
+    ZeroMemory(&si, sizeof(si));
+    si.cb = sizeof(si);
+    ZeroMemory(&pi, sizeof(pi));
+
+    SetEnvironmentVariableA("MKE2FS_CONFIG", "");
+
+    if (!CreateProcessA(nullptr,                         // No module name (use command line)
+                        const_cast<char*>(cmd.c_str()),  // Command line
+                        nullptr,                         // Process handle not inheritable
+                        nullptr,                         // Thread handle not inheritable
+                        FALSE,                           // Set handle inheritance to FALSE
+                        0,                               // No creation flags
+                        nullptr,                         // Use parent's environment block
+                        nullptr,                         // Use parent's starting directory
+                        &si,                             // Pointer to STARTUPINFO structure
+                        &pi)                             // Pointer to PROCESS_INFORMATION structure
+    ) {
+        fprintf(stderr, "CreateProcess failed: %s\n",
+                android::base::SystemErrorCodeToString(GetLastError()).c_str());
         return -1;
     }
-    if (initial_dir.empty()) {
-        make_ext4fs_sparse_fd_align(fd, partSize, NULL, NULL, eraseBlkSize, logicalBlkSize);
-    } else {
-        make_ext4fs_sparse_fd_directory_align(fd, partSize, NULL, NULL, initial_dir.c_str(),
-                                              eraseBlkSize, logicalBlkSize);
-    }
-    return 0;
+
+    WaitForSingleObject(pi.hProcess, INFINITE);
+
+    GetExitCodeProcess(pi.hProcess, &exit_code);
+
+    CloseHandle(pi.hProcess);
+    CloseHandle(pi.hThread);
+
+    return exit_code != 0;
 }
 #else
 static int exec_e2fs_cmd(const char* path, char* const argv[]) {
@@ -68,6 +100,7 @@
     }
     return ret;
 }
+#endif
 
 static int generate_ext4_image(const char* fileName, long long partSize,
                                const std::string& initial_dir, unsigned eraseBlkSize,
@@ -91,6 +124,8 @@
     }
     mke2fs_args.push_back("-E");
     mke2fs_args.push_back(ext_attr.c_str());
+    mke2fs_args.push_back("-O");
+    mke2fs_args.push_back("uninit_bg");
     mke2fs_args.push_back(fileName);
 
     std::string size_str = std::to_string(partSize / block_size);
@@ -119,7 +154,6 @@
 
     return 0;
 }
-#endif
 
 #ifdef USE_F2FS
 static int generate_f2fs_image(const char* fileName, long long partSize, const std::string& initial_dir,
diff --git a/fs_mgr/fs_mgr_boot_config.cpp b/fs_mgr/fs_mgr_boot_config.cpp
index 9117667..9c5d3f3 100644
--- a/fs_mgr/fs_mgr_boot_config.cpp
+++ b/fs_mgr/fs_mgr_boot_config.cpp
@@ -23,19 +23,11 @@
 
 #include "fs_mgr_priv.h"
 
-// Tries to get the boot config value in properties, kernel cmdline and
-// device tree (in that order).  returns 'true' if successfully found, 'false'
-// otherwise
-bool fs_mgr_get_boot_config(const std::string& key, std::string* out_val) {
+// Tries to get the given boot config value from kernel cmdline.
+// Returns true if successfully found, false otherwise.
+bool fs_mgr_get_boot_config_from_kernel_cmdline(const std::string& key, std::string* out_val) {
     FS_MGR_CHECK(out_val != nullptr);
 
-    // first check if we have "ro.boot" property already
-    *out_val = android::base::GetProperty("ro.boot." + key, "");
-    if (!out_val->empty()) {
-        return true;
-    }
-
-    // fallback to kernel cmdline, properties may not be ready yet
     std::string cmdline;
     std::string cmdline_key("androidboot." + key);
     if (android::base::ReadFileToString("/proc/cmdline", &cmdline)) {
@@ -50,9 +42,29 @@
         }
     }
 
+    return false;
+}
+
+// Tries to get the boot config value in properties, kernel cmdline and
+// device tree (in that order).  returns 'true' if successfully found, 'false'
+// otherwise
+bool fs_mgr_get_boot_config(const std::string& key, std::string* out_val) {
+    FS_MGR_CHECK(out_val != nullptr);
+
+    // first check if we have "ro.boot" property already
+    *out_val = android::base::GetProperty("ro.boot." + key, "");
+    if (!out_val->empty()) {
+        return true;
+    }
+
+    // fallback to kernel cmdline, properties may not be ready yet
+    if (fs_mgr_get_boot_config_from_kernel_cmdline(key, out_val)) {
+        return true;
+    }
+
     // lastly, check the device tree
     if (is_dt_compatible()) {
-        std::string file_name = kAndroidDtDir + "/" + key;
+        std::string file_name = get_android_dt_dir() + "/" + key;
         if (android::base::ReadFileToString(file_name, out_val)) {
             if (!out_val->empty()) {
                 out_val->pop_back();  // Trims the trailing '\0' out.
diff --git a/fs_mgr/fs_mgr_fstab.cpp b/fs_mgr/fs_mgr_fstab.cpp
index 6dcbded..eeac697 100644
--- a/fs_mgr/fs_mgr_fstab.cpp
+++ b/fs_mgr/fs_mgr_fstab.cpp
@@ -29,6 +29,8 @@
 
 #include "fs_mgr_priv.h"
 
+const std::string kDefaultAndroidDtDir("/proc/device-tree/firmware/android");
+
 struct fs_mgr_flag_values {
     char *key_loc;
     char* key_dir;
@@ -365,9 +367,26 @@
     return f;
 }
 
+static std::string init_android_dt_dir() {
+    std::string android_dt_dir;
+    // The platform may specify a custom Android DT path in kernel cmdline
+    if (!fs_mgr_get_boot_config_from_kernel_cmdline("android_dt_dir", &android_dt_dir)) {
+        // Fall back to the standard procfs-based path
+        android_dt_dir = kDefaultAndroidDtDir;
+    }
+    return android_dt_dir;
+}
+
+// FIXME: The same logic is duplicated in system/core/init/
+const std::string& get_android_dt_dir() {
+    // Set once and saves time for subsequent calls to this function
+    static const std::string kAndroidDtDir = init_android_dt_dir();
+    return kAndroidDtDir;
+}
+
 static bool is_dt_fstab_compatible() {
     std::string dt_value;
-    std::string file_name = kAndroidDtDir + "/fstab/compatible";
+    std::string file_name = get_android_dt_dir() + "/fstab/compatible";
     if (read_dt_file(file_name, &dt_value)) {
         if (dt_value == "android,fstab") {
             return true;
@@ -383,7 +402,7 @@
         return fstab;
     }
 
-    std::string fstabdir_name = kAndroidDtDir + "/fstab";
+    std::string fstabdir_name = get_android_dt_dir() + "/fstab";
     std::unique_ptr<DIR, int (*)(DIR*)> fstabdir(opendir(fstabdir_name.c_str()), closedir);
     if (!fstabdir) return fstab;
 
@@ -446,7 +465,7 @@
 }
 
 bool is_dt_compatible() {
-    std::string file_name = kAndroidDtDir + "/compatible";
+    std::string file_name = get_android_dt_dir() + "/compatible";
     std::string dt_value;
     if (read_dt_file(file_name, &dt_value)) {
         if (dt_value == "android,firmware") {
diff --git a/fs_mgr/fs_mgr_priv.h b/fs_mgr/fs_mgr_priv.h
index a5d172b..0f62e18 100644
--- a/fs_mgr/fs_mgr_priv.h
+++ b/fs_mgr/fs_mgr_priv.h
@@ -120,6 +120,7 @@
                           const std::chrono::milliseconds relative_timeout);
 bool fs_mgr_update_for_slotselect(struct fstab *fstab);
 bool fs_mgr_is_device_unlocked();
+const std::string& get_android_dt_dir();
 bool is_dt_compatible();
 bool is_device_secure();
 int load_verity_state(struct fstab_rec* fstab, int* mode);
diff --git a/fs_mgr/fs_mgr_priv_boot_config.h b/fs_mgr/fs_mgr_priv_boot_config.h
index 8773d33..d98dc02 100644
--- a/fs_mgr/fs_mgr_priv_boot_config.h
+++ b/fs_mgr/fs_mgr_priv_boot_config.h
@@ -20,8 +20,7 @@
 #include <sys/cdefs.h>
 #include <string>
 
-const std::string kAndroidDtDir("/proc/device-tree/firmware/android");
-
+bool fs_mgr_get_boot_config_from_kernel_cmdline(const std::string& key, std::string* out_val);
 bool fs_mgr_get_boot_config(const std::string& key, std::string* out_val);
 
 #endif /* __CORE_FS_MGR_PRIV_BOOTCONFIG_H */
diff --git a/include/private/fs_config.h b/include/private/fs_config.h
new file mode 100644
index 0000000..e9868a4
--- /dev/null
+++ b/include/private/fs_config.h
@@ -0,0 +1,4 @@
+// TODO(b/63135587) remove this file after the transitive dependency
+// from private/android_filesystem_config.h is resolved. All files that use
+// libcutils/include/private/fs_config.h should include the file directly, not
+// indirectly via private/android_filesystem_config.h.
diff --git a/init/Android.bp b/init/Android.bp
index 8294598..aaef7e9 100644
--- a/init/Android.bp
+++ b/init/Android.bp
@@ -18,7 +18,7 @@
     name: "init_defaults",
     cpp_std: "experimental",
     sanitize: {
-        misc_undefined: ["integer"],
+        misc_undefined: ["signed-integer-overflow"],
     },
     cppflags: [
         "-DLOG_UEVENTS=0",
diff --git a/init/Android.mk b/init/Android.mk
index c0c4905..161256e 100644
--- a/init/Android.mk
+++ b/init/Android.mk
@@ -96,6 +96,6 @@
     ln -sf ../init $(TARGET_ROOT_OUT)/sbin/ueventd; \
     ln -sf ../init $(TARGET_ROOT_OUT)/sbin/watchdogd
 
-LOCAL_SANITIZE := integer
+LOCAL_SANITIZE := signed-integer-overflow
 LOCAL_CLANG := true
 include $(BUILD_EXECUTABLE)
diff --git a/init/init.cpp b/init/init.cpp
index 55d5fa8..715dd72 100644
--- a/init/init.cpp
+++ b/init/init.cpp
@@ -513,7 +513,7 @@
         return;
     }
 
-    std::unique_ptr<DIR, int (*)(DIR*)> dir(opendir(kAndroidDtDir.c_str()), closedir);
+    std::unique_ptr<DIR, int (*)(DIR*)> dir(opendir(get_android_dt_dir().c_str()), closedir);
     if (!dir) return;
 
     std::string dt_file;
@@ -523,7 +523,7 @@
             continue;
         }
 
-        std::string file_name = kAndroidDtDir + dp->d_name;
+        std::string file_name = get_android_dt_dir() + dp->d_name;
 
         android::base::ReadFileToString(file_name, &dt_file);
         std::replace(dt_file.begin(), dt_file.end(), ',', '.');
diff --git a/init/reboot.cpp b/init/reboot.cpp
index d096b0d..17e3576 100644
--- a/init/reboot.cpp
+++ b/init/reboot.cpp
@@ -237,7 +237,8 @@
             std::string mount_dir(mentry->mnt_dir);
             // These are R/O partitions changed to R/W after adb remount.
             // Do not umount them as shutdown critical services may rely on them.
-            if (mount_dir != "/system" && mount_dir != "/vendor" && mount_dir != "/oem") {
+            if (mount_dir != "/" && mount_dir != "/system" && mount_dir != "/vendor" &&
+                mount_dir != "/oem") {
                 blockDevPartitions->emplace(blockDevPartitions->begin(), *mentry);
             }
         } else if (MountEntry::IsEmulatedDevice(*mentry)) {
@@ -498,10 +499,8 @@
             }
         }
     } else if (command == "thermal-shutdown") {  // no additional parameter allowed
+        // run_fsck is false to avoid delay
         cmd = ANDROID_RB_THERMOFF;
-        // Do not queue "shutdown" trigger since we want to shutdown immediately
-        DoReboot(cmd, command, reboot_target, run_fsck);
-        return true;
     } else {
         command_invalid = true;
     }
diff --git a/init/service.cpp b/init/service.cpp
index 82dd9b1..fe38ee2 100644
--- a/init/service.cpp
+++ b/init/service.cpp
@@ -245,8 +245,8 @@
     if (capabilities_.any() && uid_) {
         // If Android is running in a container, some securebits might already
         // be locked, so don't change those.
-        int64_t securebits = prctl(PR_GET_SECUREBITS);
-        if (securebits == -1) {
+        unsigned long securebits = prctl(PR_GET_SECUREBITS);
+        if (securebits == -1UL) {
             PLOG(FATAL) << "prctl(PR_GET_SECUREBITS) failed for " << name_;
         }
         securebits |= SECBIT_KEEP_CAPS | SECBIT_KEEP_CAPS_LOCKED;
diff --git a/init/util.cpp b/init/util.cpp
index 2792794..fdcb22d 100644
--- a/init/util.cpp
+++ b/init/util.cpp
@@ -53,6 +53,8 @@
 namespace android {
 namespace init {
 
+const std::string kDefaultAndroidDtDir("/proc/device-tree/firmware/android/");
+
 // DecodeUid() - decodes and returns the given string, which can be either the
 // numeric or name representation, into the integer uid or gid. Returns
 // UINT_MAX on error.
@@ -374,10 +376,31 @@
     DoReboot(ANDROID_RB_RESTART2, "reboot", "bootloader", false);
 }
 
-// Reads the content of device tree file under kAndroidDtDir directory.
+static std::string init_android_dt_dir() {
+    // Use the standard procfs-based path by default
+    std::string android_dt_dir = kDefaultAndroidDtDir;
+    // The platform may specify a custom Android DT path in kernel cmdline
+    import_kernel_cmdline(false,
+                          [&](const std::string& key, const std::string& value, bool in_qemu) {
+                              if (key == "androidboot.android_dt_dir") {
+                                  android_dt_dir = value;
+                              }
+                          });
+    LOG(INFO) << "Using Android DT directory " << android_dt_dir;
+    return android_dt_dir;
+}
+
+// FIXME: The same logic is duplicated in system/core/fs_mgr/
+const std::string& get_android_dt_dir() {
+    // Set once and saves time for subsequent calls to this function
+    static const std::string kAndroidDtDir = init_android_dt_dir();
+    return kAndroidDtDir;
+}
+
+// Reads the content of device tree file under the platform's Android DT directory.
 // Returns true if the read is success, false otherwise.
 bool read_android_dt_file(const std::string& sub_path, std::string* dt_content) {
-    const std::string file_name = kAndroidDtDir + sub_path;
+    const std::string file_name = get_android_dt_dir() + sub_path;
     if (android::base::ReadFileToString(file_name, dt_content)) {
         if (!dt_content->empty()) {
             dt_content->pop_back();  // Trims the trailing '\0' out.
diff --git a/init/util.h b/init/util.h
index 452df2d..29c10cb 100644
--- a/init/util.h
+++ b/init/util.h
@@ -30,8 +30,6 @@
 
 #define COLDBOOT_DONE "/dev/.coldboot_done"
 
-const std::string kAndroidDtDir("/proc/device-tree/firmware/android/");
-
 using android::base::boot_clock;
 using namespace std::chrono_literals;
 
@@ -57,7 +55,10 @@
 
 void panic() __attribute__((__noreturn__));
 
-// Reads or compares the content of device tree file under kAndroidDtDir directory.
+// Returns the platform's Android DT directory as specified in the kernel cmdline.
+// If the platform does not configure a custom DT path, returns the standard one (based in procfs).
+const std::string& get_android_dt_dir();
+// Reads or compares the content of device tree file under the platform's Android DT directory.
 bool read_android_dt_file(const std::string& sub_path, std::string* dt_content);
 bool is_android_dt_value_expected(const std::string& sub_path, const std::string& expected_content);
 
diff --git a/libbacktrace/Android.bp b/libbacktrace/Android.bp
index e02aaf2..7eefc95 100644
--- a/libbacktrace/Android.bp
+++ b/libbacktrace/Android.bp
@@ -64,6 +64,10 @@
 cc_library {
     name: "libbacktrace",
     vendor_available: true,
+    vndk: {
+        enabled: true,
+        support_system_process: true,
+    },
     defaults: ["libbacktrace_common"],
     host_supported: true,
 
diff --git a/libcrypto_utils/Android.bp b/libcrypto_utils/Android.bp
index 4a5f2a7..47de12a 100644
--- a/libcrypto_utils/Android.bp
+++ b/libcrypto_utils/Android.bp
@@ -17,6 +17,9 @@
 cc_library {
     name: "libcrypto_utils",
     vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
     host_supported: true,
     srcs: [
         "android_pubkey.c",
diff --git a/libcutils/Android.bp b/libcutils/Android.bp
index 245deb1..d00ff5f 100644
--- a/libcutils/Android.bp
+++ b/libcutils/Android.bp
@@ -50,6 +50,10 @@
 cc_library {
     name: "libcutils",
     vendor_available: true,
+    vndk: {
+        enabled: true,
+        support_system_process: true,
+    },
     host_supported: true,
     srcs: [
         "config_utils.c",
@@ -150,6 +154,7 @@
         "libutils_headers",
     ],
     export_header_lib_headers: ["libcutils_headers"],
+    local_include_dirs: ["include"],
 
     cflags: [
         "-Werror",
diff --git a/libcutils/canned_fs_config.c b/libcutils/canned_fs_config.c
index 96ca566..819a846 100644
--- a/libcutils/canned_fs_config.c
+++ b/libcutils/canned_fs_config.c
@@ -23,6 +23,7 @@
 #include <string.h>
 
 #include <private/android_filesystem_config.h>
+#include <private/fs_config.h>
 #include <private/canned_fs_config.h>
 
 typedef struct {
diff --git a/libcutils/include/cutils/android_filesystem_config.h b/libcutils/include/cutils/android_filesystem_config.h
new file mode 120000
index 0000000..d2a92fe
--- /dev/null
+++ b/libcutils/include/cutils/android_filesystem_config.h
@@ -0,0 +1 @@
+../private/android_filesystem_config.h
\ No newline at end of file
diff --git a/libcutils/include/private/android_filesystem_config.h b/libcutils/include/private/android_filesystem_config.h
index 02141d6..d4ba019 100644
--- a/libcutils/include/private/android_filesystem_config.h
+++ b/libcutils/include/private/android_filesystem_config.h
@@ -14,11 +14,6 @@
  * limitations under the License.
  */
 
-/* This file is used to define the properties of the filesystem
-** images generated by build tools (mkbootfs and mkyaffs2image) and
-** by the device side of adb.
-*/
-
 /*
  * This file is consumed by build/tools/fs_config and is used
  * for generating various files. Anything #define AID_<name>
@@ -49,18 +44,12 @@
 #ifndef _ANDROID_FILESYSTEM_CONFIG_H_
 #define _ANDROID_FILESYSTEM_CONFIG_H_
 
-#include <stdint.h>
-#include <sys/cdefs.h>
 #include <sys/types.h>
 
-#if defined(__BIONIC__)
-#include <linux/capability.h>
-#else
-#include "android_filesystem_capability.h"
+#if !defined(__ANDROID_VNDK__) && !defined(EXCLUDE_FS_CONFIG_STRUCTURES)
+#include <private/fs_config.h>
 #endif
 
-#define CAP_MASK_LONG(cap_name) (1ULL << (cap_name))
-
 /* This is the master Users and Groups config for the platform.
  * DO NOT EVER RENUMBER
  */
@@ -193,36 +182,4 @@
  * Also see build/tools/fs_config for more details.
  */
 
-#if !defined(EXCLUDE_FS_CONFIG_STRUCTURES)
-
-struct fs_path_config {
-    unsigned mode;
-    unsigned uid;
-    unsigned gid;
-    uint64_t capabilities;
-    const char* prefix;
-};
-
-/* Rules for directories and files has moved to system/code/libcutils/fs_config.c */
-
-__BEGIN_DECLS
-
-/*
- * Used in:
- *  build/tools/fs_config/fs_config.c
- *  build/tools/fs_get_stats/fs_get_stats.c
- *  system/extras/ext4_utils/make_ext4fs_main.c
- *  external/squashfs-tools/squashfs-tools/android.c
- *  system/core/cpio/mkbootfs.c
- *  system/core/adb/file_sync_service.cpp
- *  system/extras/ext4_utils/canned_fs_config.c
- */
-void fs_config(const char* path, int dir, const char* target_out_path, unsigned* uid, unsigned* gid,
-               unsigned* mode, uint64_t* capabilities);
-
-ssize_t fs_config_generate(char* buffer, size_t length, const struct fs_path_config* pc);
-
-__END_DECLS
-
-#endif
 #endif
diff --git a/libcutils/include/private/fs_config.h b/libcutils/include/private/fs_config.h
index 7dad668..aab5042 100644
--- a/libcutils/include/private/fs_config.h
+++ b/libcutils/include/private/fs_config.h
@@ -14,10 +14,24 @@
  * limitations under the License.
  */
 
+/* This file is used to define the properties of the filesystem
+** images generated by build tools (mkbootfs and mkyaffs2image) and
+** by the device side of adb.
+*/
+
 #ifndef _LIBS_CUTILS_PRIVATE_FS_CONFIG_H
 #define _LIBS_CUTILS_PRIVATE_FS_CONFIG_H
 
 #include <stdint.h>
+#include <sys/cdefs.h>
+
+#if defined(__BIONIC__)
+#include <linux/capability.h>
+#else  // defined(__BIONIC__)
+#include "android_filesystem_capability.h"
+#endif  // defined(__BIONIC__)
+
+#define CAP_MASK_LONG(cap_name) (1ULL << (cap_name))
 
 /*
  * binary format for the runtime <partition>/etc/fs_config_(dirs|files)
@@ -34,4 +48,33 @@
     char prefix[];
 } __attribute__((__aligned__(sizeof(uint64_t))));
 
+struct fs_path_config {
+    unsigned mode;
+    unsigned uid;
+    unsigned gid;
+    uint64_t capabilities;
+    const char* prefix;
+};
+
+/* Rules for directories and files has moved to system/code/libcutils/fs_config.c */
+
+__BEGIN_DECLS
+
+/*
+ * Used in:
+ *  build/tools/fs_config/fs_config.c
+ *  build/tools/fs_get_stats/fs_get_stats.c
+ *  system/extras/ext4_utils/make_ext4fs_main.c
+ *  external/squashfs-tools/squashfs-tools/android.c
+ *  system/core/cpio/mkbootfs.c
+ *  system/core/adb/file_sync_service.cpp
+ *  system/extras/ext4_utils/canned_fs_config.c
+ */
+void fs_config(const char* path, int dir, const char* target_out_path, unsigned* uid, unsigned* gid,
+               unsigned* mode, uint64_t* capabilities);
+
+ssize_t fs_config_generate(char* buffer, size_t length, const struct fs_path_config* pc);
+
+__END_DECLS
+
 #endif /* _LIBS_CUTILS_PRIVATE_FS_CONFIG_H */
diff --git a/libcutils/include_vndk/cutils/android_filesystem_config.h b/libcutils/include_vndk/cutils/android_filesystem_config.h
new file mode 120000
index 0000000..13a5a08
--- /dev/null
+++ b/libcutils/include_vndk/cutils/android_filesystem_config.h
@@ -0,0 +1 @@
+../../include/private/android_filesystem_config.h
\ No newline at end of file
diff --git a/libcutils/include_vndk/private b/libcutils/include_vndk/private
deleted file mode 120000
index 2245a85..0000000
--- a/libcutils/include_vndk/private
+++ /dev/null
@@ -1 +0,0 @@
-../include/private
\ No newline at end of file
diff --git a/libdiskconfig/Android.bp b/libdiskconfig/Android.bp
index 088981a..23a5c79 100644
--- a/libdiskconfig/Android.bp
+++ b/libdiskconfig/Android.bp
@@ -1,6 +1,9 @@
 cc_library {
     name: "libdiskconfig",
     vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
     srcs: [
         "diskconfig.c",
         "diskutils.c",
diff --git a/libion/Android.bp b/libion/Android.bp
index 6f267e4..6d9fae0 100644
--- a/libion/Android.bp
+++ b/libion/Android.bp
@@ -1,7 +1,11 @@
 
 cc_library {
     name: "libion",
-		vendor_available: true,
+    vendor_available: true,
+    vndk: {
+        enabled: true,
+        support_system_process: true,
+    },
     srcs: ["ion.c"],
     shared_libs: ["liblog"],
     local_include_dirs: [
diff --git a/libmemtrack/Android.bp b/libmemtrack/Android.bp
index 68c580a..0955633 100644
--- a/libmemtrack/Android.bp
+++ b/libmemtrack/Android.bp
@@ -2,6 +2,10 @@
 
 cc_library_shared {
     name: "libmemtrack",
+    vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
     srcs: ["memtrack.cpp"],
     export_include_dirs: ["include"],
     local_include_dirs: ["include"],
diff --git a/libnetutils/Android.bp b/libnetutils/Android.bp
index 9967ef8..1d43775 100644
--- a/libnetutils/Android.bp
+++ b/libnetutils/Android.bp
@@ -1,6 +1,9 @@
 cc_library_shared {
     name: "libnetutils",
     vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
 
     srcs: [
         "dhcpclient.c",
diff --git a/libprocinfo/Android.bp b/libprocinfo/Android.bp
index aedaa38..b568ee5 100644
--- a/libprocinfo/Android.bp
+++ b/libprocinfo/Android.bp
@@ -23,6 +23,9 @@
 cc_library {
     name: "libprocinfo",
     vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
     host_supported: true,
     srcs: [
         "process.cpp",
diff --git a/libsuspend/Android.bp b/libsuspend/Android.bp
index 130800e..32f1e1f 100644
--- a/libsuspend/Android.bp
+++ b/libsuspend/Android.bp
@@ -3,6 +3,9 @@
 cc_library {
     name: "libsuspend",
     vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
 
     srcs: [
         "autosuspend.c",
diff --git a/libsync/Android.bp b/libsync/Android.bp
index 257d42d..ce9e84a 100644
--- a/libsync/Android.bp
+++ b/libsync/Android.bp
@@ -22,10 +22,15 @@
 
 cc_library_shared {
     name: "libsync",
-    vendor_available: true,
     defaults: ["libsync_defaults"],
 }
 
+llndk_library {
+    name: "libsync",
+    symbol_file: "libsync.map.txt",
+    export_include_dirs: ["include"],
+}
+
 // libsync_recovery is only intended for the recovery binary.
 // Future versions of the kernel WILL require an updated libsync, and will break
 // anything statically linked against the current libsync.
diff --git a/libsync/libsync.map.txt b/libsync/libsync.map.txt
index f9057bd..53bb07a 100644
--- a/libsync/libsync.map.txt
+++ b/libsync/libsync.map.txt
@@ -19,14 +19,10 @@
     sync_merge; # introduced=26
     sync_file_info; # introduced=26
     sync_file_info_free; # introduced=26
+    sync_wait; # vndk
+    sync_fence_info; # vndk
+    sync_pt_info; # vndk
+    sync_fence_info_free; # vndk
   local:
     *;
 };
-
-LIBSYNC_PLATFORM {
-  global:
-    sync_wait;
-    sync_fence_info;
-    sync_pt_info;
-    sync_fence_info_free;
-} LIBSYNC_PLATFORM;
diff --git a/libsync/sync.c b/libsync/sync.c
index baeccda..0950082 100644
--- a/libsync/sync.c
+++ b/libsync/sync.c
@@ -217,6 +217,8 @@
                   local_info.num_fences * sizeof(struct sync_fence_info));
     if (!info)
         return NULL;
+
+    info->num_fences = local_info.num_fences;
     info->sync_fence_info = (__u64)(uintptr_t)(info + 1);
 
     err = ioctl(fd, SYNC_IOC_FILE_INFO, info);
diff --git a/libsysutils/Android.bp b/libsysutils/Android.bp
index 550ef42..d076a1a 100644
--- a/libsysutils/Android.bp
+++ b/libsysutils/Android.bp
@@ -1,6 +1,9 @@
 cc_library_shared {
     name: "libsysutils",
     vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
 
     srcs: [
         "src/SocketListener.cpp",
diff --git a/libusbhost/Android.bp b/libusbhost/Android.bp
index a0d6b9b..fc6f305 100644
--- a/libusbhost/Android.bp
+++ b/libusbhost/Android.bp
@@ -16,6 +16,10 @@
 
 cc_library {
     name: "libusbhost",
+    vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
     host_supported: true,
     srcs: ["usbhost.c"],
     cflags: ["-Werror"],
diff --git a/libutils/Android.bp b/libutils/Android.bp
index 9e7cc13..a779a8c 100644
--- a/libutils/Android.bp
+++ b/libutils/Android.bp
@@ -46,6 +46,10 @@
 cc_library {
     name: "libutils",
     vendor_available: true,
+    vndk: {
+        enabled: true,
+        support_system_process: true,
+    },
     host_supported: true,
 
     srcs: [
diff --git a/libvndksupport/linker.c b/libvndksupport/linker.c
index 696e978..703b593 100644
--- a/libvndksupport/linker.c
+++ b/libvndksupport/linker.c
@@ -32,14 +32,13 @@
         void* handle = android_dlopen_ext(name, flag, &dlextinfo);
         if (!handle) {
             ALOGE(
-                "Could not load %s from sphal namespace: %s. ",
+                "Could not load %s from sphal namespace: %s.",
                 name, dlerror());
         }
         return handle;
     } else {
-        ALOGI(
-            "sphal namespace is not configured for this process. "
-            "Loading %s from the current namespace instead.",
+        ALOGD(
+            "Loading %s from current namespace instead of sphal namespace.",
             name);
         return dlopen(name, flag);
     }
diff --git a/libziparchive/Android.bp b/libziparchive/Android.bp
index 333835c..f395c74 100644
--- a/libziparchive/Android.bp
+++ b/libziparchive/Android.bp
@@ -58,6 +58,9 @@
     name: "libziparchive",
     host_supported: true,
     vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
 
     defaults: [
         "libziparchive_defaults",
diff --git a/libziparchive/zip_archive.cc b/libziparchive/zip_archive.cc
index 17c268b..4559b32 100644
--- a/libziparchive/zip_archive.cc
+++ b/libziparchive/zip_archive.cc
@@ -379,6 +379,22 @@
       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/libziparchive/zip_archive_test.cc b/libziparchive/zip_archive_test.cc
index dbc14f0..753bd44 100644
--- a/libziparchive/zip_archive_test.cc
+++ b/libziparchive/zip_archive_test.cc
@@ -717,6 +717,55 @@
   ASSERT_STREQ("I/O error", ErrorCodeString(kIoError));
 }
 
+// A zip file whose local file header at offset zero is corrupted.
+//
+// ---------------
+// cat foo > a.txt
+// zip a.zip a.txt
+// cat a.zip | xxd -i
+//
+// Manual changes :
+// [2] = 0xff  // Corrupt the LFH signature of entry 0.
+// [3] = 0xff  // Corrupt the LFH signature of entry 0.
+static const std::vector<uint8_t> kZipFileWithBrokenLfhSignature{
+    //[lfh-sig-----------], [lfh contents---------------------------------
+    0x50, 0x4b, 0xff, 0xff, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x77, 0x80,
+    //--------------------------------------------------------------------
+    0x09, 0x4b, 0xa8, 0x65, 0x32, 0x7e, 0x04, 0x00, 0x00, 0x00, 0x04, 0x00,
+    //-------------------------------]  [file-name-----------------], [---
+    0x00, 0x00, 0x05, 0x00, 0x1c, 0x00, 0x61, 0x2e, 0x74, 0x78, 0x74, 0x55,
+    // entry-contents------------------------------------------------------
+    0x54, 0x09, 0x00, 0x03, 0x51, 0x24, 0x8b, 0x59, 0x51, 0x24, 0x8b, 0x59,
+    //--------------------------------------------------------------------
+    0x75, 0x78, 0x0b, 0x00, 0x01, 0x04, 0x89, 0x42, 0x00, 0x00, 0x04, 0x88,
+    //-------------------------------------], [cd-record-sig-------], [---
+    0x13, 0x00, 0x00, 0x66, 0x6f, 0x6f, 0x0a, 0x50, 0x4b, 0x01, 0x02, 0x1e,
+    // cd-record-----------------------------------------------------------
+    0x03, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x77, 0x80, 0x09, 0x4b, 0xa8,
+    //--------------------------------------------------------------------
+    0x65, 0x32, 0x7e, 0x04, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x05,
+    //--------------------------------------------------------------------
+    0x00, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0xa0,
+    //-]  [lfh-file-header-off-], [file-name-----------------], [extra----
+    0x81, 0x00, 0x00, 0x00, 0x00, 0x61, 0x2e, 0x74, 0x78, 0x74, 0x55, 0x54,
+    //--------------------------------------------------------------------
+    0x05, 0x00, 0x03, 0x51, 0x24, 0x8b, 0x59, 0x75, 0x78, 0x0b, 0x00, 0x01,
+    //-------------------------------------------------------], [eocd-sig-
+    0x04, 0x89, 0x42, 0x00, 0x00, 0x04, 0x88, 0x13, 0x00, 0x00, 0x50, 0x4b,
+    //-------], [---------------------------------------------------------
+    0x05, 0x06, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x4b, 0x00,
+    //-------------------------------------------]
+    0x00, 0x00, 0x43, 0x00, 0x00, 0x00, 0x00, 0x00};
+
+TEST(ziparchive, BrokenLfhSignature) {
+  TemporaryFile tmp_file;
+  ASSERT_NE(-1, tmp_file.fd);
+  ASSERT_TRUE(android::base::WriteFully(tmp_file.fd, &kZipFileWithBrokenLfhSignature[0],
+                                        kZipFileWithBrokenLfhSignature.size()));
+  ZipArchiveHandle handle;
+  ASSERT_EQ(-1, OpenArchiveFd(tmp_file.fd, "LeadingNonZipBytes", &handle));
+}
+
 int main(int argc, char** argv) {
   ::testing::InitGoogleTest(&argc, argv);
 
diff --git a/lmkd/lmkd.c b/lmkd/lmkd.c
index c095315..02a9601 100644
--- a/lmkd/lmkd.c
+++ b/lmkd/lmkd.c
@@ -31,6 +31,7 @@
 #include <sys/types.h>
 #include <unistd.h>
 
+#include <cutils/properties.h>
 #include <cutils/sockets.h>
 #include <log/log.h>
 #include <processgroup/processgroup.h>
@@ -72,6 +73,10 @@
 #define CRITICAL_INDEX 1
 #define MEDIUM_INDEX 0
 
+static int medium_oomadj;
+static int critical_oomadj;
+static int debug_process_killing;
+
 /* control socket listen and data */
 static int ctrl_lfd;
 static int ctrl_dfd = -1;
@@ -258,7 +263,9 @@
     } else if (oomadj >= 700) {
         soft_limit_mult = 0;
     } else if (oomadj >= 600) {
-        soft_limit_mult = 0;
+        // 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) {
@@ -572,9 +579,7 @@
 }
 
 /* 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;
@@ -593,12 +598,11 @@
         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);
     pid_remove(pid);
 
@@ -614,10 +618,8 @@
  * 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, int min_score_adj)
-{
+static int find_and_kill_process(int min_score_adj, bool is_critical) {
     int i;
-    int minfree = 0;
     int killed_size = 0;
 
     for (i = OOM_SCORE_ADJ_MAX; i >= min_score_adj; i--) {
@@ -627,7 +629,7 @@
         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 {
@@ -642,8 +644,7 @@
 static void mp_event_common(bool is_critical) {
     int ret;
     unsigned long long evcount;
-    bool first = true;
-    int min_adj_score = is_critical ? 0 : 800;
+    int min_adj_score = is_critical ? critical_oomadj : medium_oomadj;
     int index = is_critical ? CRITICAL_INDEX : MEDIUM_INDEX;
 
     ret = read(mpevfd[index], &evcount, sizeof(evcount));
@@ -651,8 +652,10 @@
         ALOGE("Error reading memory pressure event fd; errno=%d",
               errno);
 
-    if (find_and_kill_process(0, 0, first, min_adj_score) == 0) {
-        ALOGI("Nothing to kill");
+    if (find_and_kill_process(min_adj_score, is_critical) == 0) {
+        if (debug_process_killing) {
+            ALOGI("Nothing to kill");
+        }
     }
 }
 
@@ -661,7 +664,6 @@
 }
 
 static void mp_event_critical(uint32_t events __unused) {
-    ALOGI("Memory pressure critical");
     mp_event_common(true);
 }
 
@@ -822,6 +824,10 @@
             .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);
+
     mlockall(MCL_FUTURE);
     sched_setscheduler(0, SCHED_FIFO, &param);
     if (!init())
diff --git a/logd/LogBufferElement.cpp b/logd/LogBufferElement.cpp
index 381c974..f20ac45 100644
--- a/logd/LogBufferElement.cpp
+++ b/logd/LogBufferElement.cpp
@@ -41,22 +41,20 @@
       mTid(tid),
       mRealTime(realtime),
       mMsgLen(len),
-      mLogId(log_id) {
+      mLogId(log_id),
+      mDropped(false) {
     mMsg = new char[len];
     memcpy(mMsg, msg, len);
-    mTag = (isBinary() && (mMsgLen >= sizeof(uint32_t)))
-               ? le32toh(reinterpret_cast<android_event_header_t*>(mMsg)->tag)
-               : 0;
 }
 
 LogBufferElement::LogBufferElement(const LogBufferElement& elem)
-    : mTag(elem.mTag),
-      mUid(elem.mUid),
+    : mUid(elem.mUid),
       mPid(elem.mPid),
       mTid(elem.mTid),
       mRealTime(elem.mRealTime),
       mMsgLen(elem.mMsgLen),
-      mLogId(elem.mLogId) {
+      mLogId(elem.mLogId),
+      mDropped(elem.mDropped) {
     mMsg = new char[mMsgLen];
     memcpy(mMsg, elem.mMsg, mMsgLen);
 }
@@ -65,6 +63,32 @@
     delete[] mMsg;
 }
 
+uint32_t LogBufferElement::getTag() const {
+    return (isBinary() &&
+            ((mDropped && mMsg != nullptr) ||
+             (!mDropped && mMsgLen >= sizeof(android_event_header_t))))
+               ? reinterpret_cast<const android_event_header_t*>(mMsg)->tag
+               : 0;
+}
+
+unsigned short LogBufferElement::setDropped(unsigned short value) {
+    // The tag information is saved in mMsg data, if the tag is non-zero
+    // save only the information needed to get the tag.
+    if (getTag() != 0) {
+        if (mMsgLen > sizeof(android_event_header_t)) {
+            char* truncated_msg = new char[sizeof(android_event_header_t)];
+            memcpy(truncated_msg, mMsg, sizeof(android_event_header_t));
+            delete[] mMsg;
+            mMsg = truncated_msg;
+        }  // mMsgLen == sizeof(android_event_header_t), already at minimum.
+    } else {
+        delete[] mMsg;
+        mMsg = nullptr;
+    }
+    mDropped = true;
+    return mDroppedCount = value;
+}
+
 // caller must own and free character string
 char* android::tidToName(pid_t tid) {
     char* retval = NULL;
@@ -164,8 +188,8 @@
     // identical to below to calculate the buffer size required
     const char* type = lastSame ? "identical" : "expire";
     size_t len = snprintf(NULL, 0, format_uid, mUid, name ? name : "",
-                          commName ? commName : "", type, mDropped,
-                          (mDropped > 1) ? "s" : "");
+                          commName ? commName : "", type, getDropped(),
+                          (getDropped() > 1) ? "s" : "");
 
     size_t hdrLen;
     if (isBinary()) {
@@ -196,8 +220,8 @@
     }
 
     snprintf(buffer + hdrLen, len + 1, format_uid, mUid, name ? name : "",
-             commName ? commName : "", type, mDropped,
-             (mDropped > 1) ? "s" : "");
+             commName ? commName : "", type, getDropped(),
+             (getDropped() > 1) ? "s" : "");
     free(const_cast<char*>(name));
     free(const_cast<char*>(commName));
 
@@ -225,7 +249,7 @@
 
     char* buffer = NULL;
 
-    if (!mMsg) {
+    if (mDropped) {
         entry.len = populateDroppedMessage(buffer, parent, lastSame);
         if (!entry.len) return mRealTime;
         iovec[1].iov_base = buffer;
diff --git a/logd/LogBufferElement.h b/logd/LogBufferElement.h
index 814ec87..b168645 100644
--- a/logd/LogBufferElement.h
+++ b/logd/LogBufferElement.h
@@ -32,25 +32,25 @@
                                   // chatty for the temporal expire messages
 #define EXPIRE_RATELIMIT 10  // maximum rate in seconds to report expiration
 
-class LogBufferElement {
+class __attribute__((packed)) LogBufferElement {
     friend LogBuffer;
 
     // sized to match reality of incoming log packets
-    uint32_t mTag;  // only valid for isBinary()
     const uint32_t mUid;
     const uint32_t mPid;
     const uint32_t mTid;
     log_time mRealTime;
     char* mMsg;
     union {
-        const uint16_t mMsgLen;  // mMSg != NULL
-        uint16_t mDropped;       // mMsg == NULL
+        const uint16_t mMsgLen;  // mDropped == false
+        uint16_t mDroppedCount;  // mDropped == true
     };
     const uint8_t mLogId;
+    bool mDropped;
 
     static atomic_int_fast64_t sequence;
 
-    // assumption: mMsg == NULL
+    // assumption: mDropped == true
     size_t populateDroppedMessage(char*& buffer, LogBuffer* parent,
                                   bool lastSame);
 
@@ -58,7 +58,7 @@
     LogBufferElement(log_id_t log_id, log_time realtime, uid_t uid, pid_t pid,
                      pid_t tid, const char* msg, unsigned short len);
     LogBufferElement(const LogBufferElement& elem);
-    virtual ~LogBufferElement();
+    ~LogBufferElement();
 
     bool isBinary(void) const {
         return (mLogId == LOG_ID_EVENTS) || (mLogId == LOG_ID_SECURITY);
@@ -76,24 +76,16 @@
     pid_t getTid(void) const {
         return mTid;
     }
-    uint32_t getTag() const {
-        return mTag;
-    }
+    uint32_t getTag() const;
     unsigned short getDropped(void) const {
-        return mMsg ? 0 : mDropped;
+        return mDropped ? mDroppedCount : 0;
     }
-    unsigned short setDropped(unsigned short value) {
-        if (mMsg) {
-            delete[] mMsg;
-            mMsg = NULL;
-        }
-        return mDropped = value;
-    }
+    unsigned short setDropped(unsigned short value);
     unsigned short getMsgLen() const {
-        return mMsg ? mMsgLen : 0;
+        return mDropped ? 0 : mMsgLen;
     }
     const char* getMsg() const {
-        return mMsg;
+        return mDropped ? nullptr : mMsg;
     }
     log_time getRealTime(void) const {
         return mRealTime;
diff --git a/rootdir/etc/ld.config.txt b/rootdir/etc/ld.config.txt
index 3cb5c1d..57ec518 100644
--- a/rootdir/etc/ld.config.txt
+++ b/rootdir/etc/ld.config.txt
@@ -54,7 +54,7 @@
 namespace.sphal.isolated = true
 namespace.sphal.visible = true
 namespace.sphal.search.paths = /vendor/${LIB}/egl:/vendor/${LIB}/hw:/vendor/${LIB}
-namespace.sphal.permitted.paths = /vendor/${LIB}
+namespace.sphal.permitted.paths = /vendor/${LIB}:/system/${LIB}/vndk-sp/hw
 
 namespace.sphal.asan.search.paths = /data/asan/vendor/${LIB}/egl:/vendor/${LIB}/egl:/data/asan/vendor/${LIB}/hw:/vendor/${LIB}/hw:/data/asan/vendor/${LIB}:/vendor/${LIB}
 namespace.sphal.asan.permitted.paths = /data/asan/vendor/${LIB}:/vendor/${LIB}
@@ -64,10 +64,10 @@
 namespace.sphal.links = default,vndk,rs
 
 # WARNING: only NDK libs can be listed here.
-namespace.sphal.link.default.shared_libs = libc.so:libz.so:libm.so:libdl.so:libstdc++.so:liblog.so:libnativewindow.so:libEGL.so:libsync.so:libGLESv1_CM.so:libGLESv2.so:libvndksupport.so
+namespace.sphal.link.default.shared_libs = libc.so:libm.so:libdl.so:libstdc++.so:liblog.so:libnativewindow.so:libEGL.so:libsync.so:libGLESv1_CM.so:libGLESv2.so:libvndksupport.so
 
 # WARNING: only VNDK-SP libs can be listed here. DO NOT EDIT this line.
-namespace.sphal.link.vndk.shared_libs = android.hardware.renderscript@1.0.so:android.hardware.graphics.allocator@2.0.so:android.hardware.graphics.mapper@2.0.so:android.hardware.graphics.common@1.0.so:android.hidl.memory@1.0.so:libhwbinder.so:libbase.so:libcutils.so:libhardware.so:libhidlbase.so:libhidlmemory.so:libhidltransport.so:libion.so:libutils.so:libc++.so
+namespace.sphal.link.vndk.shared_libs = android.hardware.renderscript@1.0.so:android.hardware.graphics.allocator@2.0.so:android.hardware.graphics.mapper@2.0.so:android.hardware.graphics.common@1.0.so:android.hidl.memory@1.0.so:libhwbinder.so:libbase.so:libcutils.so:libhardware.so:libhidlbase.so:libhidlmemory.so:libhidltransport.so:libion.so:libutils.so:libc++.so:libz.so
 
 # Renderscript gets separate namespace
 namespace.sphal.link.rs.shared_libs = libRS_internal.so
@@ -81,6 +81,7 @@
 # to load the compiled *.so file and libmediandk.so can be used here.
 ###############################################################################
 namespace.rs.isolated = true
+namespace.rs.visible = true
 namespace.rs.search.paths = /vendor/${LIB}/vndk-sp:/system/${LIB}/vndk-sp:/vendor/${LIB}
 namespace.rs.permitted.paths = /vendor/${LIB}:/data
 
@@ -88,8 +89,8 @@
 namespace.rs.asan.permitted.paths = /data/asan/vendor/${LIB}:/vendor/${LIB}:/data
 
 namespace.rs.links = default,vndk
-namespace.rs.link.default.shared_libs = libc.so:libz.so:libm.so:libdl.so:libstdc++.so:liblog.so:libnativewindow.so:libEGL.so:libsync.so:libGLESv1_CM.so:libGLESv2.so:libmediandk.so:libvndksupport.so
-namespace.rs.link.vndk.shared_libs = android.hardware.renderscript@1.0.so:android.hardware.graphics.allocator@2.0.so:android.hardware.graphics.mapper@2.0.so:android.hardware.graphics.common@1.0.so:android.hidl.memory@1.0.so:libhwbinder.so:libbase.so:libcutils.so:libhardware.so:libhidlbase.so:libhidlmemory.so:libhidltransport.so:libion.so:libutils.so:libc++.so
+namespace.rs.link.default.shared_libs = libc.so:libm.so:libdl.so:libstdc++.so:liblog.so:libnativewindow.so:libEGL.so:libsync.so:libGLESv1_CM.so:libGLESv2.so:libmediandk.so:libvndksupport.so:libft2.so
+namespace.rs.link.vndk.shared_libs = android.hardware.renderscript@1.0.so:android.hardware.graphics.allocator@2.0.so:android.hardware.graphics.mapper@2.0.so:android.hardware.graphics.common@1.0.so:android.hidl.memory@1.0.so:libhwbinder.so:libbase.so:libcutils.so:libhardware.so:libhidlbase.so:libhidlmemory.so:libhidltransport.so:libion.so:libutils.so:libc++.so:libz.so
 
 ###############################################################################
 # "vndk" namespace
@@ -107,7 +108,7 @@
 # to the default namespace. This is possible since their ABI is stable across
 # Android releases.
 namespace.vndk.links = default
-namespace.vndk.link.default.shared_libs = android.hidl.memory@1.0-impl.so:libc.so:libz.so:libm.so:libdl.so:libstdc++.so:liblog.so:libnativewindow.so:libEGL.so:libsync.so:libvndksupport.so
+namespace.vndk.link.default.shared_libs = android.hidl.memory@1.0-impl.so:libc.so:libm.so:libdl.so:libstdc++.so:liblog.so:libnativewindow.so:libEGL.so:libsync.so:libvndksupport.so
 
 ###############################################################################
 # Namespace config for vendor processes. In O, no restriction is enforced for
@@ -117,9 +118,9 @@
 ###############################################################################
 [vendor]
 namespace.default.isolated = false
-namespace.default.search.paths = /vendor/${LIB}:/vendor/${LIB}/vndk-sp:/system/${LIB}/vndk-sp:/system/${LIB}
+namespace.default.search.paths = /vendor/${LIB}/hw:/vendor/${LIB}/egl:/vendor/${LIB}:/system/${LIB}/vndk:/vendor/${LIB}/vndk-sp:/system/${LIB}/vndk-sp:/system/${LIB}
 
-namespace.default.asan.search.paths = /data/asan/vendor/${LIB}:/vendor/${LIB}:/data/asan/vendor/${LIB}/vndk-sp:/vendor/${LIB}/vndk-sp:/data/asan/system/${LIB}/vndk-sp:/system/${LIB}/vndk-sp:/data/asan/system/${LIB}:/system/${LIB}
+namespace.default.asan.search.paths = /data/asan/vendor/${LIB}/hw:/vendor/${LIB}/hw:/data/asan/vendor/${LIB}/egl:/vendor/${LIB}/egl:/data/asan/vendor/${LIB}:/vendor/${LIB}:/data/asan/system/${LIB}/vndk:/system/${LIB}/vndk:/data/asan/vendor/${LIB}/vndk-sp:/vendor/${LIB}/vndk-sp:/data/asan/system/${LIB}/vndk-sp:/system/${LIB}/vndk-sp:/data/asan/system/${LIB}:/system/${LIB}
 
 ###############################################################################
 # Namespace config for tests. No VNDK restriction is enforced for these tests.
diff --git a/rootdir/etc/public.libraries.android.txt b/rootdir/etc/public.libraries.android.txt
index bcdecf2..5482085 100644
--- a/rootdir/etc/public.libraries.android.txt
+++ b/rootdir/etc/public.libraries.android.txt
@@ -14,6 +14,7 @@
 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 f4da09d..45b4bc2 100644
--- a/rootdir/etc/public.libraries.wear.txt
+++ b/rootdir/etc/public.libraries.wear.txt
@@ -14,6 +14,7 @@
 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 901d066..df90403 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -387,12 +387,12 @@
     # create basic filesystem structure
     mkdir /data/misc 01771 system misc
     mkdir /data/misc/recovery 0770 system log
-    copy /data/misc/recovery/default.prop /data/misc/recovery/default.prop.1
-    chmod 0440 /data/misc/recovery/default.prop.1
-    chown system log /data/misc/recovery/default.prop.1
-    copy /default.prop /data/misc/recovery/default.prop
-    chmod 0440 /data/misc/recovery/default.prop
-    chown system log /data/misc/recovery/default.prop
+    copy /data/misc/recovery/ro.build.fingerprint /data/misc/recovery/ro.build.fingerprint.1
+    chmod 0440 /data/misc/recovery/ro.build.fingerprint.1
+    chown system log /data/misc/recovery/ro.build.fingerprint.1
+    write /data/misc/recovery/ro.build.fingerprint ${ro.build.fingerprint}
+    chmod 0440 /data/misc/recovery/ro.build.fingerprint
+    chown system log /data/misc/recovery/ro.build.fingerprint
     mkdir /data/misc/recovery/proc 0770 system log
     copy /data/misc/recovery/proc/version /data/misc/recovery/proc/version.1
     chmod 0440 /data/misc/recovery/proc/version.1
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/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/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 2c50915..0000000
--- a/trusty/nvram/trusty_nvram_device.cpp
+++ /dev/null
@@ -1,32 +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 <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_