Merge "Add ctl.apex_(un)load properties to (un)load apex"
diff --git a/bootstat/bootstat.cpp b/bootstat/bootstat.cpp
index af0c89e..44b04c3 100644
--- a/bootstat/bootstat.cpp
+++ b/bootstat/bootstat.cpp
@@ -58,7 +58,7 @@
 };
 
 // Maps BootEvent used inside bootstat into statsd atom defined in
-// frameworks/base/cmds/statsd/src/atoms.proto.
+// frameworks/proto_logging/stats/atoms.proto.
 const std::unordered_map<std::string_view, AtomInfo> kBootEventToAtomInfo = {
     // ELAPSED_TIME
     {"ro.boottime.init",
diff --git a/fastboot/Android.bp b/fastboot/Android.bp
index 22665ed..26e6e00 100644
--- a/fastboot/Android.bp
+++ b/fastboot/Android.bp
@@ -164,6 +164,8 @@
     shared_libs: [
         "android.hardware.boot@1.0",
         "android.hardware.boot@1.1",
+        "android.hardware.boot-V1-ndk",
+        "libboot_control_client",
         "android.hardware.fastboot@1.1",
         "android.hardware.health@2.0",
         "android.hardware.health-V1-ndk",
diff --git a/fastboot/OWNERS b/fastboot/OWNERS
index 17b3466..3dec07e 100644
--- a/fastboot/OWNERS
+++ b/fastboot/OWNERS
@@ -1,3 +1,5 @@
 dvander@google.com
 elsk@google.com
 enh@google.com
+zhangkelvin@google.com
+
diff --git a/fastboot/device/commands.cpp b/fastboot/device/commands.cpp
index 524196c..823783e 100644
--- a/fastboot/device/commands.cpp
+++ b/fastboot/device/commands.cpp
@@ -40,6 +40,7 @@
 #include <storage_literals/storage_literals.h>
 #include <uuid/uuid.h>
 
+#include "BootControlClient.h"
 #include "constants.h"
 #include "fastboot_device.h"
 #include "flashing.h"
@@ -52,15 +53,12 @@
 #endif
 
 using android::fs_mgr::MetadataBuilder;
+using android::hal::CommandResult;
 using ::android::hardware::hidl_string;
-using ::android::hardware::boot::V1_0::BoolResult;
-using ::android::hardware::boot::V1_0::CommandResult;
-using ::android::hardware::boot::V1_0::Slot;
-using ::android::hardware::boot::V1_1::MergeStatus;
 using ::android::hardware::fastboot::V1_0::Result;
 using ::android::hardware::fastboot::V1_0::Status;
 using android::snapshot::SnapshotManager;
-using IBootControl1_1 = ::android::hardware::boot::V1_1::IBootControl;
+using MergeStatus = android::hal::BootControlClient::MergeStatus;
 
 using namespace android::storage_literals;
 
@@ -317,7 +315,7 @@
                                    "set_active command is not allowed on locked devices");
     }
 
-    Slot slot;
+    int32_t slot = 0;
     if (!GetSlotNumber(args[1], &slot)) {
         // Slot suffix needs to be between 'a' and 'z'.
         return device->WriteStatus(FastbootResult::FAIL, "Bad slot suffix");
@@ -329,7 +327,7 @@
         return device->WriteStatus(FastbootResult::FAIL,
                                    "Cannot set slot: boot control HAL absent");
     }
-    if (slot >= boot_control_hal->getNumberSlots()) {
+    if (slot >= boot_control_hal->GetNumSlots()) {
         return device->WriteStatus(FastbootResult::FAIL, "Slot out of range");
     }
 
@@ -358,10 +356,8 @@
         }
     }
 
-    CommandResult ret;
-    auto cb = [&ret](CommandResult result) { ret = result; };
-    auto result = boot_control_hal->setActiveBootSlot(slot, cb);
-    if (result.isOk() && ret.success) {
+    CommandResult ret = boot_control_hal->SetActiveBootSlot(slot);
+    if (ret.success) {
         // Save as slot suffix to match the suffix format as returned from
         // the boot control HAL.
         auto current_slot = "_" + args[1];
@@ -682,9 +678,14 @@
     if (args[1] == "cancel") {
         switch (status) {
             case MergeStatus::SNAPSHOTTED:
-            case MergeStatus::MERGING:
-                hal->setSnapshotMergeStatus(MergeStatus::CANCELLED);
+            case MergeStatus::MERGING: {
+                const auto ret = hal->SetSnapshotMergeStatus(MergeStatus::CANCELLED);
+                if (!ret.success) {
+                    device->WriteFail("Failed to SetSnapshotMergeStatus(MergeStatus::CANCELLED) " +
+                                      ret.errMsg);
+                }
                 break;
+            }
             default:
                 break;
         }
diff --git a/fastboot/device/fastboot_device.cpp b/fastboot/device/fastboot_device.cpp
index ae225de..4932e5c 100644
--- a/fastboot/device/fastboot_device.cpp
+++ b/fastboot/device/fastboot_device.cpp
@@ -18,6 +18,7 @@
 
 #include <algorithm>
 
+#include <BootControlClient.h>
 #include <android-base/logging.h>
 #include <android-base/properties.h>
 #include <android-base/strings.h>
@@ -38,9 +39,8 @@
 using android::fs_mgr::EnsurePathUnmounted;
 using android::fs_mgr::Fstab;
 using ::android::hardware::hidl_string;
-using ::android::hardware::boot::V1_0::IBootControl;
-using ::android::hardware::boot::V1_0::Slot;
 using ::android::hardware::fastboot::V1_1::IFastboot;
+using BootControlClient = FastbootDevice::BootControlClient;
 
 namespace sph = std::placeholders;
 
@@ -85,7 +85,7 @@
               {FB_CMD_SNAPSHOT_UPDATE, SnapshotUpdateHandler},
               {FB_CMD_FETCH, FetchHandler},
       }),
-      boot_control_hal_(IBootControl::getService()),
+      boot_control_hal_(BootControlClient::WaitForService()),
       health_hal_(get_health_service()),
       fastboot_hal_(IFastboot::getService()),
       active_slot_("") {
@@ -95,10 +95,6 @@
         transport_ = std::make_unique<ClientUsbTransport>();
     }
 
-    if (boot_control_hal_) {
-        boot1_1_ = android::hardware::boot::V1_1::IBootControl::castFrom(boot_control_hal_);
-    }
-
     // Make sure cache is unmounted, since recovery will have mounted it for
     // logging.
     Fstab fstab;
@@ -125,12 +121,17 @@
     if (!boot_control_hal_) {
         return "";
     }
-    std::string suffix;
-    auto cb = [&suffix](hidl_string s) { suffix = s; };
-    boot_control_hal_->getSuffix(boot_control_hal_->getCurrentSlot(), cb);
+    std::string suffix = boot_control_hal_->GetSuffix(boot_control_hal_->GetCurrentSlot());
     return suffix;
 }
 
+BootControlClient* FastbootDevice::boot1_1() const {
+    if (boot_control_hal_->GetVersion() >= android::hal::BootControlVersion::BOOTCTL_V1_1) {
+        return boot_control_hal_.get();
+    }
+    return nullptr;
+}
+
 bool FastbootDevice::WriteStatus(FastbootResult result, const std::string& message) {
     constexpr size_t kResponseReasonSize = 4;
     constexpr size_t kNumResponseTypes = 4;  // "FAIL", "OKAY", "INFO", "DATA"
diff --git a/fastboot/device/fastboot_device.h b/fastboot/device/fastboot_device.h
index 91ffce3..9df8fa5 100644
--- a/fastboot/device/fastboot_device.h
+++ b/fastboot/device/fastboot_device.h
@@ -22,9 +22,8 @@
 #include <utility>
 #include <vector>
 
+#include <BootControlClient.h>
 #include <aidl/android/hardware/health/IHealth.h>
-#include <android/hardware/boot/1.0/IBootControl.h>
-#include <android/hardware/boot/1.1/IBootControl.h>
 #include <android/hardware/fastboot/1.1/IFastboot.h>
 
 #include "commands.h"
@@ -33,6 +32,7 @@
 
 class FastbootDevice {
   public:
+    using BootControlClient = android::hal::BootControlClient;
     FastbootDevice();
     ~FastbootDevice();
 
@@ -50,10 +50,8 @@
 
     std::vector<char>& download_data() { return download_data_; }
     Transport* get_transport() { return transport_.get(); }
-    android::sp<android::hardware::boot::V1_0::IBootControl> boot_control_hal() {
-        return boot_control_hal_;
-    }
-    android::sp<android::hardware::boot::V1_1::IBootControl> boot1_1() { return boot1_1_; }
+    BootControlClient* boot_control_hal() const { return boot_control_hal_.get(); }
+    BootControlClient* boot1_1() const;
     android::sp<android::hardware::fastboot::V1_1::IFastboot> fastboot_hal() {
         return fastboot_hal_;
     }
@@ -65,8 +63,7 @@
     const std::unordered_map<std::string, CommandHandler> kCommandMap;
 
     std::unique_ptr<Transport> transport_;
-    android::sp<android::hardware::boot::V1_0::IBootControl> boot_control_hal_;
-    android::sp<android::hardware::boot::V1_1::IBootControl> boot1_1_;
+    std::unique_ptr<BootControlClient> boot_control_hal_;
     std::shared_ptr<aidl::android::hardware::health::IHealth> health_hal_;
     android::sp<android::hardware::fastboot::V1_1::IFastboot> fastboot_hal_;
     std::vector<char> download_data_;
diff --git a/fastboot/device/utility.cpp b/fastboot/device/utility.cpp
index 3302c43..e12ee64 100644
--- a/fastboot/device/utility.cpp
+++ b/fastboot/device/utility.cpp
@@ -36,7 +36,6 @@
 using namespace android::fs_mgr;
 using namespace std::chrono_literals;
 using android::base::unique_fd;
-using android::hardware::boot::V1_0::Slot;
 
 namespace {
 
@@ -137,7 +136,7 @@
     return true;
 }
 
-bool GetSlotNumber(const std::string& slot, Slot* number) {
+bool GetSlotNumber(const std::string& slot, int32_t* number) {
     if (slot.size() != 1) {
         return false;
     }
@@ -204,7 +203,7 @@
     size_t num_slots = 1;
     auto boot_control_hal = device->boot_control_hal();
     if (boot_control_hal) {
-        num_slots = boot_control_hal->getNumberSlots();
+        num_slots = boot_control_hal->GetNumSlots();
     }
 
     bool ok = true;
diff --git a/fastboot/device/utility.h b/fastboot/device/utility.h
index 6e1453f..a62125e 100644
--- a/fastboot/device/utility.h
+++ b/fastboot/device/utility.h
@@ -21,7 +21,6 @@
 #include <android-base/file.h>
 #include <android-base/logging.h>
 #include <android-base/unique_fd.h>
-#include <android/hardware/boot/1.0/IBootControl.h>
 #include <fstab/fstab.h>
 #include <liblp/liblp.h>
 
@@ -124,7 +123,7 @@
 bool OpenPartition(FastbootDevice* device, const std::string& name, PartitionHandle* handle,
                    int flags = O_WRONLY);
 
-bool GetSlotNumber(const std::string& slot, android::hardware::boot::V1_0::Slot* number);
+bool GetSlotNumber(const std::string& slot, int32_t* number);
 std::vector<std::string> ListPartitions(FastbootDevice* device);
 bool GetDeviceLockStatus();
 
diff --git a/fastboot/device/variables.cpp b/fastboot/device/variables.cpp
index 0de00b1..b6eb2cd 100644
--- a/fastboot/device/variables.cpp
+++ b/fastboot/device/variables.cpp
@@ -29,7 +29,7 @@
 #include <fs_mgr.h>
 #include <liblp/liblp.h>
 
-#include "constants.h"
+#include "BootControlClient.h"
 #include "fastboot_device.h"
 #include "flashing.h"
 #include "utility.h"
@@ -40,13 +40,10 @@
 static constexpr bool kEnableFetch = false;
 #endif
 
-using ::android::hardware::boot::V1_0::BoolResult;
-using ::android::hardware::boot::V1_0::Slot;
-using ::android::hardware::boot::V1_1::MergeStatus;
+using MergeStatus = android::hal::BootControlClient::MergeStatus;
 using ::android::hardware::fastboot::V1_0::FileSystemType;
 using ::android::hardware::fastboot::V1_0::Result;
 using ::android::hardware::fastboot::V1_0::Status;
-using IBootControl1_1 = ::android::hardware::boot::V1_1::IBootControl;
 using namespace android::fs_mgr;
 using namespace std::string_literals;
 
@@ -211,7 +208,7 @@
     if (!boot_control_hal) {
         *message = "0";
     } else {
-        *message = std::to_string(boot_control_hal->getNumberSlots());
+        *message = std::to_string(boot_control_hal->GetNumSlots());
     }
     return true;
 }
@@ -222,7 +219,7 @@
         *message = "Missing argument";
         return false;
     }
-    Slot slot;
+    int32_t slot = -1;
     if (!GetSlotNumber(args[0], &slot)) {
         *message = "Invalid slot";
         return false;
@@ -232,7 +229,7 @@
         *message = "Device has no slots";
         return false;
     }
-    if (boot_control_hal->isSlotMarkedSuccessful(slot) != BoolResult::TRUE) {
+    if (boot_control_hal->IsSlotMarkedSuccessful(slot).value_or(false)) {
         *message = "no";
     } else {
         *message = "yes";
@@ -246,7 +243,7 @@
         *message = "Missing argument";
         return false;
     }
-    Slot slot;
+    int32_t slot = -1;
     if (!GetSlotNumber(args[0], &slot)) {
         *message = "Invalid slot";
         return false;
@@ -256,7 +253,7 @@
         *message = "Device has no slots";
         return false;
     }
-    if (boot_control_hal->isSlotBootable(slot) != BoolResult::TRUE) {
+    if (!boot_control_hal->IsSlotBootable(slot).value_or(false)) {
         *message = "yes";
     } else {
         *message = "no";
diff --git a/fs_mgr/libsnapshot/Android.bp b/fs_mgr/libsnapshot/Android.bp
index dffb2e7..d5e85e6 100644
--- a/fs_mgr/libsnapshot/Android.bp
+++ b/fs_mgr/libsnapshot/Android.bp
@@ -74,6 +74,8 @@
     shared_libs: [
         "android.hardware.boot@1.0",
         "android.hardware.boot@1.1",
+        "android.hardware.boot-V1-ndk",
+        "libboot_control_client",
     ],
 }
 
@@ -233,6 +235,7 @@
     static_libs: [
         "android.hardware.boot@1.0",
         "android.hardware.boot@1.1",
+        "android.hardware.boot-V1-ndk",
         "libbrotli",
         "libc++fs",
         "libfs_mgr_binder",
@@ -261,7 +264,7 @@
 
 cc_test {
     name: "vts_libsnapshot_test",
-    defaults: ["libsnapshot_test_defaults"],
+    defaults: ["libsnapshot_test_defaults", "libsnapshot_hal_deps"],
 }
 
 sh_test {
@@ -309,8 +312,6 @@
         "update_metadata-protos",
     ],
     shared_libs: [
-        "android.hardware.boot@1.0",
-        "android.hardware.boot@1.1",
         "libbase",
         "libext2_uuid",
         "libext4_utils",
diff --git a/fs_mgr/libsnapshot/device_info.cpp b/fs_mgr/libsnapshot/device_info.cpp
index a6d96ed..0ab6103 100644
--- a/fs_mgr/libsnapshot/device_info.cpp
+++ b/fs_mgr/libsnapshot/device_info.cpp
@@ -23,8 +23,9 @@
 namespace snapshot {
 
 #ifdef LIBSNAPSHOT_USE_HAL
-using android::hardware::boot::V1_0::BoolResult;
-using android::hardware::boot::V1_0::CommandResult;
+using android::hal::BootControlClient;
+using android::hal::BootControlVersion;
+using android::hal::CommandResult;
 #endif
 
 using namespace std::chrono_literals;
@@ -63,16 +64,16 @@
 #ifdef LIBSNAPSHOT_USE_HAL
 bool DeviceInfo::EnsureBootHal() {
     if (!boot_control_) {
-        auto hal = android::hardware::boot::V1_0::IBootControl::getService();
+        auto hal = BootControlClient::WaitForService();
         if (!hal) {
             LOG(ERROR) << "Could not find IBootControl HAL";
             return false;
         }
-        boot_control_ = android::hardware::boot::V1_1::IBootControl::castFrom(hal);
-        if (!boot_control_) {
+        if (hal->GetVersion() < BootControlVersion::BOOTCTL_V1_1) {
             LOG(ERROR) << "Could not find IBootControl 1.1 HAL";
             return false;
         }
+        boot_control_ = std::move(hal);
     }
     return true;
 }
@@ -83,8 +84,9 @@
     if (!EnsureBootHal()) {
         return false;
     }
-    if (!boot_control_->setSnapshotMergeStatus(status)) {
-        LOG(ERROR) << "Unable to set the snapshot merge status";
+    const auto ret = boot_control_->SetSnapshotMergeStatus(status);
+    if (!ret.IsOk()) {
+        LOG(ERROR) << "Unable to set the snapshot merge status " << ret.errMsg;
         return false;
     }
     return true;
@@ -108,9 +110,7 @@
         return false;
     }
 
-    CommandResult result = {};
-    auto cb = [&](CommandResult r) -> void { result = r; };
-    boot_control_->setSlotAsUnbootable(slot, cb);
+    CommandResult result = boot_control_->MarkSlotUnbootable(slot);
     if (!result.success) {
         LOG(ERROR) << "Error setting slot " << slot << " unbootable: " << result.errMsg;
         return false;
diff --git a/fs_mgr/libsnapshot/device_info.h b/fs_mgr/libsnapshot/device_info.h
index 8aefb85..d06f1be 100644
--- a/fs_mgr/libsnapshot/device_info.h
+++ b/fs_mgr/libsnapshot/device_info.h
@@ -17,7 +17,7 @@
 #include <string>
 
 #ifdef LIBSNAPSHOT_USE_HAL
-#include <android/hardware/boot/1.1/IBootControl.h>
+#include <BootControlClient.h>
 #endif
 #include <liblp/partition_opener.h>
 #include <libsnapshot/snapshot.h>
@@ -26,7 +26,7 @@
 namespace snapshot {
 
 class DeviceInfo final : public SnapshotManager::IDeviceInfo {
-    using MergeStatus = android::hardware::boot::V1_1::MergeStatus;
+    using MergeStatus = ::aidl::android::hardware::boot::MergeStatus;
 
   public:
     std::string GetMetadataDir() const override;
@@ -50,7 +50,7 @@
     android::fs_mgr::PartitionOpener opener_;
     bool first_stage_init_ = false;
 #ifdef LIBSNAPSHOT_USE_HAL
-    android::sp<android::hardware::boot::V1_1::IBootControl> boot_control_;
+    std::unique_ptr<::android::hal::BootControlClient> boot_control_;
 #endif
 };
 
diff --git a/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h b/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h
index 5fe5280..34c7baf 100644
--- a/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h
+++ b/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h
@@ -46,6 +46,10 @@
 #define DEFINED_FRIEND_TEST
 #endif
 
+namespace aidl::android::hardware::boot {
+enum class MergeStatus;
+}
+
 namespace android {
 
 namespace fiemap {
@@ -59,13 +63,6 @@
 
 // Forward declare IBootControl types since we cannot include only the headers
 // with Soong. Note: keep the enum width in sync.
-namespace hardware {
-namespace boot {
-namespace V1_1 {
-enum class MergeStatus : int32_t;
-}  // namespace V1_1
-}  // namespace boot
-}  // namespace hardware
 
 namespace snapshot {
 
@@ -95,6 +92,7 @@
     class IDeviceInfo {
       public:
         using IImageManager = android::fiemap::IImageManager;
+        using MergeStatus = aidl::android::hardware::boot::MergeStatus;
 
         virtual ~IDeviceInfo() {}
         virtual std::string GetMetadataDir() const = 0;
@@ -103,8 +101,7 @@
         virtual std::string GetSuperDevice(uint32_t slot) const = 0;
         virtual const android::fs_mgr::IPartitionOpener& GetPartitionOpener() const = 0;
         virtual bool IsOverlayfsSetup() const = 0;
-        virtual bool SetBootControlMergeStatus(
-                android::hardware::boot::V1_1::MergeStatus status) = 0;
+        virtual bool SetBootControlMergeStatus(MergeStatus status) = 0;
         virtual bool SetSlotAsUnbootable(unsigned int slot) = 0;
         virtual bool IsRecovery() const = 0;
         virtual bool IsTestDevice() const { return false; }
@@ -311,7 +308,7 @@
     using LpMetadata = android::fs_mgr::LpMetadata;
     using MetadataBuilder = android::fs_mgr::MetadataBuilder;
     using DeltaArchiveManifest = chromeos_update_engine::DeltaArchiveManifest;
-    using MergeStatus = android::hardware::boot::V1_1::MergeStatus;
+    using MergeStatus = aidl::android::hardware::boot::MergeStatus;
     using FiemapStatus = android::fiemap::FiemapStatus;
 
     friend class SnapshotMergeStats;
@@ -644,6 +641,7 @@
     MergeFailureCode CheckMergeConsistency(LockedFile* lock, const std::string& name,
                                            const SnapshotStatus& update_status);
 
+    auto UpdateStateToStr(enum UpdateState state);
     // Get status or table information about a device-mapper node with a single target.
     enum class TableQuery {
         Table,
diff --git a/fs_mgr/libsnapshot/include_test/libsnapshot/test_helpers.h b/fs_mgr/libsnapshot/include_test/libsnapshot/test_helpers.h
index c3b40dc..be18b42 100644
--- a/fs_mgr/libsnapshot/include_test/libsnapshot/test_helpers.h
+++ b/fs_mgr/libsnapshot/include_test/libsnapshot/test_helpers.h
@@ -20,7 +20,6 @@
 #include <unordered_set>
 
 #include <android-base/file.h>
-#include <android/hardware/boot/1.1/IBootControl.h>
 #include <gmock/gmock.h>
 #include <gtest/gtest.h>
 #include <libfiemap/image_manager.h>
@@ -33,10 +32,10 @@
 namespace android {
 namespace snapshot {
 
+using aidl::android::hardware::boot::MergeStatus;
 using android::fs_mgr::IPropertyFetcher;
 using android::fs_mgr::MetadataBuilder;
 using android::fs_mgr::testing::MockPropertyFetcher;
-using android::hardware::boot::V1_1::MergeStatus;
 using chromeos_update_engine::DeltaArchiveManifest;
 using chromeos_update_engine::PartitionUpdate;
 using testing::_;
diff --git a/fs_mgr/libsnapshot/snapshot.cpp b/fs_mgr/libsnapshot/snapshot.cpp
index 9670706..ab3e210 100644
--- a/fs_mgr/libsnapshot/snapshot.cpp
+++ b/fs_mgr/libsnapshot/snapshot.cpp
@@ -53,6 +53,7 @@
 namespace android {
 namespace snapshot {
 
+using aidl::android::hardware::boot::MergeStatus;
 using android::base::unique_fd;
 using android::dm::DeviceMapper;
 using android::dm::DmDeviceState;
@@ -72,7 +73,6 @@
 using android::fs_mgr::LpMetadata;
 using android::fs_mgr::MetadataBuilder;
 using android::fs_mgr::SlotNumberForSlotSuffix;
-using android::hardware::boot::V1_1::MergeStatus;
 using chromeos_update_engine::DeltaArchiveManifest;
 using chromeos_update_engine::Extent;
 using chromeos_update_engine::FileDescriptor;
@@ -988,6 +988,29 @@
     return true;
 }
 
+auto SnapshotManager::UpdateStateToStr(const enum UpdateState state) {
+    switch (state) {
+        case None:
+            return "None";
+        case Initiated:
+            return "Initiated";
+        case Unverified:
+            return "Unverified";
+        case Merging:
+            return "Merging";
+        case MergeNeedsReboot:
+            return "MergeNeedsReboot";
+        case MergeCompleted:
+            return "MergeCompleted";
+        case MergeFailed:
+            return "MergeFailed";
+        case Cancelled:
+            return "Cancelled";
+        default:
+            return "Unknown";
+    }
+}
+
 bool SnapshotManager::QuerySnapshotStatus(const std::string& dm_name, std::string* target_type,
                                           DmTargetSnapshot::Status* status) {
     DeviceMapper::TargetInfo target;
@@ -1016,7 +1039,7 @@
                                                 const std::function<bool()>& before_cancel) {
     while (true) {
         auto result = CheckMergeState(before_cancel);
-        LOG(INFO) << "ProcessUpdateState handling state: " << result.state;
+        LOG(INFO) << "ProcessUpdateState handling state: " << UpdateStateToStr(result.state);
 
         if (result.state == UpdateState::MergeFailed) {
             AcknowledgeMergeFailure(result.failure_code);
@@ -1044,7 +1067,7 @@
     }
 
     auto result = CheckMergeState(lock.get(), before_cancel);
-    LOG(INFO) << "CheckMergeState for snapshots returned: " << result.state;
+    LOG(INFO) << "CheckMergeState for snapshots returned: " << UpdateStateToStr(result.state);
 
     if (result.state == UpdateState::MergeCompleted) {
         // Do this inside the same lock. Failures get acknowledged without the
@@ -1109,7 +1132,8 @@
         }
 
         auto result = CheckTargetMergeState(lock, snapshot, update_status);
-        LOG(INFO) << "CheckTargetMergeState for " << snapshot << " returned: " << result.state;
+        LOG(INFO) << "CheckTargetMergeState for " << snapshot
+                  << " returned: " << UpdateStateToStr(result.state);
 
         switch (result.state) {
             case UpdateState::MergeFailed:
@@ -2250,8 +2274,8 @@
                 .block_device = super_device,
                 .metadata = metadata.get(),
                 .partition = &partition,
-                .partition_opener = &opener,
                 .timeout_ms = timeout_ms,
+                .partition_opener = &opener,
         };
         if (!MapPartitionWithSnapshot(lock, std::move(params), SnapshotContext::Mount, nullptr)) {
             return false;
@@ -2728,8 +2752,8 @@
                 .block_device = super_device,
                 .metadata = metadata.get(),
                 .partition_name = snapshot,
-                .partition_opener = &opener,
                 .timeout_ms = timeout_ms,
+                .partition_opener = &opener,
         };
         if (!MapPartitionWithSnapshot(lock.get(), std::move(params), SnapshotContext::Mount,
                                       nullptr)) {
diff --git a/fs_mgr/libsnapshot/snapshot_fuzz_utils.h b/fs_mgr/libsnapshot/snapshot_fuzz_utils.h
index a648384..eb8246a 100644
--- a/fs_mgr/libsnapshot/snapshot_fuzz_utils.h
+++ b/fs_mgr/libsnapshot/snapshot_fuzz_utils.h
@@ -29,6 +29,7 @@
 // by SnapshotManager.
 
 #include "android/snapshot/snapshot_fuzz.pb.h"
+#include "libsnapshot/snapshot.h"
 
 namespace android::snapshot {
 
@@ -94,6 +95,7 @@
 
 class SnapshotFuzzDeviceInfo : public ISnapshotManager::IDeviceInfo {
   public:
+    using MergeStatus = ISnapshotManager::IDeviceInfo::MergeStatus;
     // Client is responsible for maintaining the lifetime of |data|.
     SnapshotFuzzDeviceInfo(SnapshotFuzzEnv* env, const FuzzDeviceInfoData& data,
                            std::unique_ptr<TestPartitionOpener>&& partition_opener,
@@ -118,7 +120,7 @@
     std::string GetSlotSuffix() const override { return CurrentSlotIsA() ? "_a" : "_b"; }
     std::string GetOtherSlotSuffix() const override { return CurrentSlotIsA() ? "_b" : "_a"; }
     bool IsOverlayfsSetup() const override { return data_->is_overlayfs_setup(); }
-    bool SetBootControlMergeStatus(android::hardware::boot::V1_1::MergeStatus) override {
+    bool SetBootControlMergeStatus(MergeStatus) override {
         return data_->allow_set_boot_control_merge_status();
     }
     bool SetSlotAsUnbootable(unsigned int) override {
diff --git a/fs_mgr/libsnapshot/snapshot_test.cpp b/fs_mgr/libsnapshot/snapshot_test.cpp
index 6a348b4..b889fd4 100644
--- a/fs_mgr/libsnapshot/snapshot_test.cpp
+++ b/fs_mgr/libsnapshot/snapshot_test.cpp
@@ -26,6 +26,7 @@
 #include <future>
 #include <iostream>
 
+#include <aidl/android/hardware/boot/MergeStatus.h>
 #include <android-base/file.h>
 #include <android-base/logging.h>
 #include <android-base/properties.h>
@@ -2755,6 +2756,10 @@
         return false;
     }
 
+    if (!IsCompressionEnabled()) {
+        return false;
+    }
+
     const std::string UNKNOWN = "unknown";
     const std::string vendor_release =
             android::base::GetProperty("ro.vendor.build.version.release_or_codename", UNKNOWN);
diff --git a/fs_mgr/tests/vts_fs_test.cpp b/fs_mgr/tests/vts_fs_test.cpp
index aac2cfd..3f12103 100644
--- a/fs_mgr/tests/vts_fs_test.cpp
+++ b/fs_mgr/tests/vts_fs_test.cpp
@@ -28,8 +28,8 @@
 }
 
 TEST(fs, ErofsSupported) {
-    // S and higher for this test.
-    if (GetVsrLevel() < __ANDROID_API_S__) {
+    // U and higher for this test.
+    if (GetVsrLevel() <= __ANDROID_API_T__) {
         GTEST_SKIP();
     }
 
diff --git a/init/subcontext.cpp b/init/subcontext.cpp
index bb3967e..bd2bec5 100644
--- a/init/subcontext.cpp
+++ b/init/subcontext.cpp
@@ -381,6 +381,9 @@
 }
 
 void SubcontextTerminate() {
+    if (!subcontext) {
+        return;
+    }
     subcontext_terminated_by_shutdown = true;
     kill(subcontext->pid(), SIGTERM);
 }
diff --git a/mkbootfs/mkbootfs.c b/mkbootfs/mkbootfs.c
index 58153f3..05d1940 100644
--- a/mkbootfs/mkbootfs.c
+++ b/mkbootfs/mkbootfs.c
@@ -24,8 +24,7 @@
 ** - device notes, pipes, etc are not supported (error)
 */
 
-void die(const char *why, ...)
-{
+static void die(const char* why, ...) {
     va_list ap;
 
     va_start(ap, why);
@@ -42,7 +41,7 @@
 };
 
 static struct fs_config_entry* canned_config = NULL;
-static char *target_out_path = NULL;
+static const char* target_out_path = NULL;
 
 /* Each line in the canned file should be a path plus three ints (uid,
  * gid, mode). */
@@ -273,8 +272,7 @@
     }
 }
 
-void archive(const char *start, const char *prefix)
-{
+static void archive(const char* start, const char* prefix) {
     char in[8192];
     char out[8192];
 
@@ -294,7 +292,7 @@
 
     char line[CANNED_LINE_LENGTH];
     FILE* f = fopen(filename, "r");
-    if (f == NULL) die("failed to open canned file");
+    if (f == NULL) die("failed to open canned file '%s'", filename);
 
     while (fgets(line, CANNED_LINE_LENGTH, f) != NULL) {
         if (!line[0]) break;
@@ -332,6 +330,13 @@
 
 int main(int argc, char *argv[])
 {
+    if (argc == 1) {
+        fprintf(stderr,
+                "usage: %s [-d TARGET_OUTPUT_PATH] [-f CANNED_CONFIGURATION_PATH] DIRECTORIES...\n",
+                argv[0]);
+        exit(1);
+    }
+
     argc--;
     argv++;
 
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 6d89f17..660f18c 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -90,32 +90,6 @@
     # checker programs.
     mkdir /dev/fscklogs 0770 root system
 
-# Run boringssl self test for each ABI so that later processes can skip it. http://b/139348610
-on early-init && property:ro.product.cpu.abilist32=*
-    exec_start boringssl_self_test32
-on early-init && property:ro.product.cpu.abilist64=*
-    exec_start boringssl_self_test64
-on property:apexd.status=ready && property:ro.product.cpu.abilist32=*
-    exec_start boringssl_self_test_apex32
-on property:apexd.status=ready && property:ro.product.cpu.abilist64=*
-    exec_start boringssl_self_test_apex64
-
-service boringssl_self_test32 /system/bin/boringssl_self_test32
-    reboot_on_failure reboot,boringssl-self-check-failed
-    stdio_to_kmsg
-
-service boringssl_self_test64 /system/bin/boringssl_self_test64
-    reboot_on_failure reboot,boringssl-self-check-failed
-    stdio_to_kmsg
-
-service boringssl_self_test_apex32 /apex/com.android.conscrypt/bin/boringssl_self_test32
-    reboot_on_failure reboot,boringssl-self-check-failed
-    stdio_to_kmsg
-
-service boringssl_self_test_apex64 /apex/com.android.conscrypt/bin/boringssl_self_test64
-    reboot_on_failure reboot,boringssl-self-check-failed
-    stdio_to_kmsg
-
 on init
     sysclktz 0
 
@@ -502,6 +476,33 @@
     start hwservicemanager
     start vndservicemanager
 
+# Run boringssl self test for each ABI.  Any failures trigger reboot to firmware.
+on init && property:ro.product.cpu.abilist32=*
+    exec_start boringssl_self_test32
+on init && property:ro.product.cpu.abilist64=*
+    exec_start boringssl_self_test64
+on property:apexd.status=ready && property:ro.product.cpu.abilist32=*
+    exec_start boringssl_self_test_apex32
+on property:apexd.status=ready && property:ro.product.cpu.abilist64=*
+    exec_start boringssl_self_test_apex64
+
+service boringssl_self_test32 /system/bin/boringssl_self_test32
+    reboot_on_failure reboot,boringssl-self-check-failed
+    stdio_to_kmsg
+
+service boringssl_self_test64 /system/bin/boringssl_self_test64
+    reboot_on_failure reboot,boringssl-self-check-failed
+    stdio_to_kmsg
+
+service boringssl_self_test_apex32 /apex/com.android.conscrypt/bin/boringssl_self_test32
+    reboot_on_failure reboot,boringssl-self-check-failed
+    stdio_to_kmsg
+
+service boringssl_self_test_apex64 /apex/com.android.conscrypt/bin/boringssl_self_test64
+    reboot_on_failure reboot,boringssl-self-check-failed
+    stdio_to_kmsg
+
+
 # Healthd can trigger a full boot from charger mode by signaling this
 # property when the power button is held.
 on property:sys.boot_from_charger_mode=1