diff --git a/METADATA b/METADATA
new file mode 100644
index 0000000..d97975c
--- /dev/null
+++ b/METADATA
@@ -0,0 +1,3 @@
+third_party {
+  license_type: NOTICE
+}
diff --git a/build/phone-hdpi-512-dalvik-heap.mk b/build/phone-hdpi-512-dalvik-heap.mk
index 102c3f1..f9a12ef 100644
--- a/build/phone-hdpi-512-dalvik-heap.mk
+++ b/build/phone-hdpi-512-dalvik-heap.mk
@@ -17,10 +17,10 @@
 # Provides overrides to configure the Dalvik heap for a standard high density
 # phone with around 512MB total RAM.
 
-PRODUCT_PROPERTY_OVERRIDES += \
-    dalvik.vm.heapstartsize=5m \
-    dalvik.vm.heapgrowthlimit=48m \
-    dalvik.vm.heapsize=128m \
-    dalvik.vm.heaptargetutilization=0.75 \
-    dalvik.vm.heapminfree=512k \
-    dalvik.vm.heapmaxfree=2m
+PRODUCT_VENDOR_PROPERTIES += \
+    dalvik.vm.heapstartsize?=5m \
+    dalvik.vm.heapgrowthlimit?=48m \
+    dalvik.vm.heapsize?=128m \
+    dalvik.vm.heaptargetutilization?=0.75 \
+    dalvik.vm.heapminfree?=512k \
+    dalvik.vm.heapmaxfree?=2m
diff --git a/build/phone-hdpi-dalvik-heap.mk b/build/phone-hdpi-dalvik-heap.mk
index cc0ac90..71cce74 100644
--- a/build/phone-hdpi-dalvik-heap.mk
+++ b/build/phone-hdpi-dalvik-heap.mk
@@ -16,9 +16,9 @@
 
 # Provides overrides to configure the Dalvik heap for a standard high density phone.
 
-PRODUCT_PROPERTY_OVERRIDES += \
-    dalvik.vm.heapstartsize=5m \
-    dalvik.vm.heapsize=32m \
-    dalvik.vm.heaptargetutilization=0.75 \
-    dalvik.vm.heapminfree=512k \
-    dalvik.vm.heapmaxfree=2m
+PRODUCT_VENDOR_PROPERTIES += \
+    dalvik.vm.heapstartsize?=5m \
+    dalvik.vm.heapsize?=32m \
+    dalvik.vm.heaptargetutilization?=0.75 \
+    dalvik.vm.heapminfree?=512k \
+    dalvik.vm.heapmaxfree?=2m
diff --git a/build/phone-xhdpi-1024-dalvik-heap.mk b/build/phone-xhdpi-1024-dalvik-heap.mk
index 221227d..a522a7d 100644
--- a/build/phone-xhdpi-1024-dalvik-heap.mk
+++ b/build/phone-xhdpi-1024-dalvik-heap.mk
@@ -16,10 +16,10 @@
 
 # Provides overrides to configure the Dalvik heap for a xhdpi phone
 
-PRODUCT_PROPERTY_OVERRIDES += \
-    dalvik.vm.heapstartsize=8m \
-    dalvik.vm.heapgrowthlimit=96m \
-    dalvik.vm.heapsize=256m \
-    dalvik.vm.heaptargetutilization=0.75 \
-    dalvik.vm.heapminfree=512k \
-    dalvik.vm.heapmaxfree=8m
+PRODUCT_VENDOR_PROPERTIES += \
+    dalvik.vm.heapstartsize?=8m \
+    dalvik.vm.heapgrowthlimit?=96m \
+    dalvik.vm.heapsize?=256m \
+    dalvik.vm.heaptargetutilization?=0.75 \
+    dalvik.vm.heapminfree?=512k \
+    dalvik.vm.heapmaxfree?=8m
diff --git a/build/phone-xhdpi-2048-dalvik-heap.mk b/build/phone-xhdpi-2048-dalvik-heap.mk
index 7ccfc13..f38d2f2 100644
--- a/build/phone-xhdpi-2048-dalvik-heap.mk
+++ b/build/phone-xhdpi-2048-dalvik-heap.mk
@@ -17,10 +17,10 @@
 # Provides overrides to configure the Dalvik heap for a 2GB phone
 # 192m of RAM gives enough space for 5 8 megapixel camera bitmaps in RAM.
 
-PRODUCT_PROPERTY_OVERRIDES += \
-    dalvik.vm.heapstartsize=8m \
-    dalvik.vm.heapgrowthlimit=192m \
-    dalvik.vm.heapsize=512m \
-    dalvik.vm.heaptargetutilization=0.75 \
-    dalvik.vm.heapminfree=512k \
-    dalvik.vm.heapmaxfree=8m
+PRODUCT_VENDOR_PROPERTIES += \
+    dalvik.vm.heapstartsize?=8m \
+    dalvik.vm.heapgrowthlimit?=192m \
+    dalvik.vm.heapsize?=512m \
+    dalvik.vm.heaptargetutilization?=0.75 \
+    dalvik.vm.heapminfree?=512k \
+    dalvik.vm.heapmaxfree?=8m
diff --git a/build/phone-xhdpi-4096-dalvik-heap.mk b/build/phone-xhdpi-4096-dalvik-heap.mk
index 2b84841..a6ff5a8 100644
--- a/build/phone-xhdpi-4096-dalvik-heap.mk
+++ b/build/phone-xhdpi-4096-dalvik-heap.mk
@@ -16,10 +16,10 @@
 
 # Provides overrides to configure the Dalvik heap for a 4GB phone
 
-PRODUCT_PROPERTY_OVERRIDES += \
-    dalvik.vm.heapstartsize=8m \
-    dalvik.vm.heapgrowthlimit=192m \
-    dalvik.vm.heapsize=512m \
-    dalvik.vm.heaptargetutilization=0.6 \
-    dalvik.vm.heapminfree=8m \
-    dalvik.vm.heapmaxfree=16m
+PRODUCT_VENDOR_PROPERTIES += \
+    dalvik.vm.heapstartsize?=8m \
+    dalvik.vm.heapgrowthlimit?=192m \
+    dalvik.vm.heapsize?=512m \
+    dalvik.vm.heaptargetutilization?=0.6 \
+    dalvik.vm.heapminfree?=8m \
+    dalvik.vm.heapmaxfree?=16m
diff --git a/build/phone-xhdpi-6144-dalvik-heap.mk b/build/phone-xhdpi-6144-dalvik-heap.mk
index 2bacc4a..f08830b 100644
--- a/build/phone-xhdpi-6144-dalvik-heap.mk
+++ b/build/phone-xhdpi-6144-dalvik-heap.mk
@@ -16,10 +16,10 @@
 
 # Provides overrides to configure the Dalvik heap for a 6GB phone
 
-PRODUCT_PROPERTY_OVERRIDES += \
-    dalvik.vm.heapstartsize=16m \
-    dalvik.vm.heapgrowthlimit=256m \
-    dalvik.vm.heapsize=512m \
-    dalvik.vm.heaptargetutilization=0.5 \
-    dalvik.vm.heapminfree=8m \
-    dalvik.vm.heapmaxfree=32m
+PRODUCT_VENDOR_PROPERTIES += \
+    dalvik.vm.heapstartsize?=16m \
+    dalvik.vm.heapgrowthlimit?=256m \
+    dalvik.vm.heapsize?=512m \
+    dalvik.vm.heaptargetutilization?=0.5 \
+    dalvik.vm.heapminfree?=8m \
+    dalvik.vm.heapmaxfree?=32m
diff --git a/build/tablet-10in-xhdpi-2048-dalvik-heap.mk b/build/tablet-10in-xhdpi-2048-dalvik-heap.mk
index 1721fcc..48c6ea6 100644
--- a/build/tablet-10in-xhdpi-2048-dalvik-heap.mk
+++ b/build/tablet-10in-xhdpi-2048-dalvik-heap.mk
@@ -16,10 +16,10 @@
 
 # Provides overrides to configure the Dalvik heap for a standard tablet device.
 
-PRODUCT_PROPERTY_OVERRIDES += \
-    dalvik.vm.heapstartsize=16m \
-    dalvik.vm.heapgrowthlimit=192m \
-    dalvik.vm.heapsize=512m \
-    dalvik.vm.heaptargetutilization=0.75 \
-    dalvik.vm.heapminfree=512k \
-    dalvik.vm.heapmaxfree=8m
+PRODUCT_VENDOR_PROPERTIES += \
+    dalvik.vm.heapstartsize?=16m \
+    dalvik.vm.heapgrowthlimit?=192m \
+    dalvik.vm.heapsize?=512m \
+    dalvik.vm.heaptargetutilization?=0.75 \
+    dalvik.vm.heapminfree?=512k \
+    dalvik.vm.heapmaxfree?=8m
diff --git a/build/tablet-7in-hdpi-1024-dalvik-heap.mk b/build/tablet-7in-hdpi-1024-dalvik-heap.mk
index 7fd34b5..d0027dc 100644
--- a/build/tablet-7in-hdpi-1024-dalvik-heap.mk
+++ b/build/tablet-7in-hdpi-1024-dalvik-heap.mk
@@ -16,10 +16,10 @@
 
 # Provides overrides to configure the Dalvik heap for a standard tablet device.
 
-PRODUCT_PROPERTY_OVERRIDES += \
-    dalvik.vm.heapstartsize=8m \
-    dalvik.vm.heapgrowthlimit=80m \
-    dalvik.vm.heapsize=384m \
-    dalvik.vm.heaptargetutilization=0.75 \
-    dalvik.vm.heapminfree=512k \
-    dalvik.vm.heapmaxfree=8m
+PRODUCT_VENDOR_PROPERTIES += \
+    dalvik.vm.heapstartsize?=8m \
+    dalvik.vm.heapgrowthlimit?=80m \
+    dalvik.vm.heapsize?=384m \
+    dalvik.vm.heaptargetutilization?=0.75 \
+    dalvik.vm.heapminfree?=512k \
+    dalvik.vm.heapmaxfree?=8m
diff --git a/build/tablet-7in-xhdpi-2048-dalvik-heap.mk b/build/tablet-7in-xhdpi-2048-dalvik-heap.mk
index e0f20c1..7c06b4b 100644
--- a/build/tablet-7in-xhdpi-2048-dalvik-heap.mk
+++ b/build/tablet-7in-xhdpi-2048-dalvik-heap.mk
@@ -16,10 +16,10 @@
 
 # Provides overrides to configure the Dalvik heap for a 320dpi 7" tablet device.
 
-PRODUCT_PROPERTY_OVERRIDES += \
-    dalvik.vm.heapstartsize=16m \
-    dalvik.vm.heapgrowthlimit=192m \
-    dalvik.vm.heapsize=512m \
-    dalvik.vm.heaptargetutilization=0.75 \
-    dalvik.vm.heapminfree=512k \
-    dalvik.vm.heapmaxfree=8m
+PRODUCT_VENDOR_PROPERTIES += \
+    dalvik.vm.heapstartsize?=16m \
+    dalvik.vm.heapgrowthlimit?=192m \
+    dalvik.vm.heapsize?=512m \
+    dalvik.vm.heaptargetutilization?=0.75 \
+    dalvik.vm.heapminfree?=512k \
+    dalvik.vm.heapmaxfree?=8m
diff --git a/build/tablet-dalvik-heap.mk b/build/tablet-dalvik-heap.mk
index f577fb8..1688665 100644
--- a/build/tablet-dalvik-heap.mk
+++ b/build/tablet-dalvik-heap.mk
@@ -16,10 +16,10 @@
 
 # Provides overrides to configure the Dalvik heap for a standard tablet device.
 
-PRODUCT_PROPERTY_OVERRIDES += \
-    dalvik.vm.heapstartsize=5m \
-    dalvik.vm.heapgrowthlimit=48m \
-    dalvik.vm.heapsize=256m \
-    dalvik.vm.heaptargetutilization=0.75 \
-    dalvik.vm.heapminfree=512k \
-    dalvik.vm.heapmaxfree=2m
+PRODUCT_VENDOR_PROPERTIES += \
+    dalvik.vm.heapstartsize?=5m \
+    dalvik.vm.heapgrowthlimit?=48m \
+    dalvik.vm.heapsize?=256m \
+    dalvik.vm.heaptargetutilization?=0.75 \
+    dalvik.vm.heapminfree?=512k \
+    dalvik.vm.heapmaxfree?=2m
diff --git a/cmds/atrace/atrace.cpp b/cmds/atrace/atrace.cpp
index 8637a31..fc3572c 100644
--- a/cmds/atrace/atrace.cpp
+++ b/cmds/atrace/atrace.cpp
@@ -237,6 +237,11 @@
         { OPT,      "events/kmem/rss_stat/enable" },
         { OPT,      "events/kmem/ion_heap_grow/enable" },
         { OPT,      "events/kmem/ion_heap_shrink/enable" },
+        { OPT,      "events/ion/ion_stat/enable" },
+    } },
+    { "thermal",  "Thermal event", 0, {
+        { REQ,      "events/thermal/thermal_temperature/enable" },
+        { OPT,      "events/thermal/cdev_update/enable" },
     } },
 };
 
diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc
index 040ddde..28770f2 100644
--- a/cmds/atrace/atrace.rc
+++ b/cmds/atrace/atrace.rc
@@ -107,6 +107,8 @@
     chmod 0666 /sys/kernel/tracing/events/kmem/ion_heap_grow/enable
     chmod 0666 /sys/kernel/debug/tracing/events/kmem/ion_heap_shrink/enable
     chmod 0666 /sys/kernel/tracing/events/kmem/ion_heap_shrink/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/ion/ion_stat/enable
+    chmod 0666 /sys/kernel/tracing/events/ion/ion_stat/enable
     chmod 0666 /sys/kernel/debug/tracing/events/mm_event/mm_event_record/enable
     chmod 0666 /sys/kernel/tracing/events/mm_event/mm_event_record/enable
     chmod 0666 /sys/kernel/debug/tracing/events/signal/signal_generate/enable
@@ -162,6 +164,12 @@
     chmod 0666 /sys/kernel/tracing/events/filemap/mm_filemap_delete_from_page_cache/enable
     chmod 0666 /sys/kernel/debug/tracing/events/filemap/mm_filemap_delete_from_page_cache/enable
 
+    # thermal
+    chmod 0666 /sys/kernel/debug/tracing/events/thermal/thermal_temperature/enable
+    chmod 0666 /sys/kernel/tracing/events/thermal/thermal_temperature/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/thermal/cdev_update/enable
+    chmod 0666 /sys/kernel/tracing/events/thermal/cdev_update/enable
+
 # Tracing disabled by default
     write /sys/kernel/debug/tracing/tracing_on 0
     write /sys/kernel/tracing/tracing_on 0
diff --git a/cmds/bugreport/bugreport.cpp b/cmds/bugreport/bugreport.cpp
index 840ae47..e5c52d8 100644
--- a/cmds/bugreport/bugreport.cpp
+++ b/cmds/bugreport/bugreport.cpp
@@ -27,12 +27,20 @@
 // dumpstate, then connect to the dumpstate local client to read the
 // output. All of the dumpstate output is written to stdout, including
 // any errors encountered while reading/writing the output.
-int main() {
-
+int main(int argc, char* /*argv*/[]) {
   fprintf(stderr, "=============================================================================\n");
-  fprintf(stderr, "WARNING: flat bugreports are deprecated, use adb bugreport <zip_file> instead\n");
+  fprintf(stderr, "WARNING: Flat (text file, non-zipped) bugreports are deprecated.\n");
+  fprintf(stderr, "WARNING: Please generate zipped bugreports instead.\n");
+  fprintf(stderr, "WARNING: On the host use: adb bugreport filename.zip\n");
+  fprintf(stderr, "WARNING: On the device use: bugreportz\n");
+  fprintf(stderr, "WARNING: bugreportz will output the filename to use with adb pull.\n");
   fprintf(stderr, "=============================================================================\n\n\n");
 
+  if (argc != 1) {
+    fprintf(stderr, "usage: bugreport\n");
+    exit(1);
+  }
+
   // Start the dumpstate service.
   property_set("ctl.start", "dumpstate");
 
diff --git a/cmds/bugreportz/main.cpp b/cmds/bugreportz/main.cpp
index 40346be..1d48e08 100644
--- a/cmds/bugreportz/main.cpp
+++ b/cmds/bugreportz/main.cpp
@@ -30,7 +30,7 @@
 
 static void show_usage() {
     fprintf(stderr,
-            "usage: bugreportz [-h | -v]\n"
+            "usage: bugreportz [-hpv]\n"
             "  -h: to display this help message\n"
             "  -p: display progress\n"
             "  -v: to display the version\n"
@@ -64,6 +64,12 @@
         }
     }
 
+    // We don't support any non-option arguments.
+    if (optind != argc) {
+        show_usage();
+        return EXIT_FAILURE;
+    }
+
     // TODO: code below was copy-and-pasted from bugreport.cpp (except by the
     // timeout value);
     // should be reused instead.
diff --git a/cmds/cmd/cmd.cpp b/cmds/cmd/cmd.cpp
index 8dad475..be2c702 100644
--- a/cmds/cmd/cmd.cpp
+++ b/cmds/cmd/cmd.cpp
@@ -185,7 +185,7 @@
     int argc = argv.size();
 
     if (argc == 0) {
-        errorLog << "cmd: No service specified; use -l to list all services" << endl;
+        errorLog << "cmd: No service specified; use -l to list all running services. Use -w to start and wait for a service." << endl;
         return 20;
     }
 
@@ -203,14 +203,22 @@
         return 0;
     }
 
-    const auto cmd = argv[0];
+    bool waitForService = ((argc > 1) && (argv[0] == "-w"));
+    int serviceIdx = (waitForService) ? 1 : 0;
+    const auto cmd = argv[serviceIdx];
 
     Vector<String16> args;
     String16 serviceName = String16(cmd.data(), cmd.size());
-    for (int i = 1; i < argc; i++) {
+    for (int i = serviceIdx + 1; i < argc; i++) {
         args.add(String16(argv[i].data(), argv[i].size()));
     }
-    sp<IBinder> service = sm->checkService(serviceName);
+    sp<IBinder> service;
+    if(waitForService) {
+        service = sm->waitForService(serviceName);
+    } else {
+        service = sm->checkService(serviceName);
+    }
+
     if (service == nullptr) {
         if (runMode == RunMode::kStandalone) {
             ALOGW("Can't find service %.*s", static_cast<int>(cmd.size()), cmd.data());
diff --git a/cmds/dumpstate/Android.bp b/cmds/dumpstate/Android.bp
index 09aee89..ba54d13 100644
--- a/cmds/dumpstate/Android.bp
+++ b/cmds/dumpstate/Android.bp
@@ -110,29 +110,20 @@
     ],
     required: [
         "atrace",
-        "df",
-        "getprop",
         "ip",
         "iptables",
-        "ip6tables",
-        "kill",
         "librank",
         "logcat",
         "lpdump",
         "lpdumpd",
-        "lsmod",
-        "lsof",
-        "netstat",
-        "printenv",
         "procrank",
         "screencap",
         "showmap",
         "ss",
         "storaged",
-        "top",
-        "uptime",
+        "toolbox",
+        "toybox",
         "vdc",
-        "vril-dump",
     ],
     init_rc: ["dumpstate.rc"],
 }
diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index f535605..f64ddc3 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -163,6 +163,7 @@
 #define OTA_METADATA_DIR "/metadata/ota"
 #define SNAPSHOTCTL_LOG_DIR "/data/misc/snapshotctl_log"
 #define LINKERCONFIG_DIR "/linkerconfig"
+#define PACKAGE_DEX_USE_LIST "/data/system/package-dex-usage.list"
 
 // TODO(narayan): Since this information has to be kept in sync
 // with tombstoned, we should just put it in a common header.
@@ -1574,6 +1575,7 @@
     if (!PropertiesHelper::IsUserBuild()) {
         ds.AddDir(PROFILE_DATA_DIR_CUR, true);
         ds.AddDir(PROFILE_DATA_DIR_REF, true);
+        ds.AddZipEntry(ZIP_ROOT_DIR + PACKAGE_DEX_USE_LIST, PACKAGE_DEX_USE_LIST);
     }
     ds.AddDir(PREREBOOT_DATA_DIR, false);
     add_mountinfo();
diff --git a/cmds/installd/InstalldNativeService.cpp b/cmds/installd/InstalldNativeService.cpp
index 6fee11b..43c4900 100644
--- a/cmds/installd/InstalldNativeService.cpp
+++ b/cmds/installd/InstalldNativeService.cpp
@@ -412,6 +412,33 @@
     return true;
 }
 
+binder::Status InstalldNativeService::createAppDataBatched(
+        const std::optional<std::vector<std::optional<std::string>>>& uuids,
+        const std::optional<std::vector<std::optional<std::string>>>& packageNames,
+        int32_t userId, int32_t flags, const std::vector<int32_t>& appIds,
+        const std::vector<std::string>& seInfos, const std::vector<int32_t>& targetSdkVersions,
+        int64_t* _aidl_return) {
+    ENFORCE_UID(AID_SYSTEM);
+    std::lock_guard<std::recursive_mutex> lock(mLock);
+
+    ATRACE_BEGIN("createAppDataBatched");
+    binder::Status ret;
+    for (size_t i = 0; i < uuids->size(); i++) {
+        std::optional<std::string> packageName = packageNames->at(i);
+        if (!packageName) {
+            continue;
+        }
+        ret = createAppData(uuids->at(i), *packageName, userId, flags, appIds[i],
+                seInfos[i], targetSdkVersions[i], _aidl_return);
+        if (!ret.isOk()) {
+            ATRACE_END();
+            return ret;
+        }
+    }
+    ATRACE_END();
+    return ok();
+}
+
 binder::Status InstalldNativeService::createAppData(const std::optional<std::string>& uuid,
         const std::string& packageName, int32_t userId, int32_t flags, int32_t appId,
         const std::string& seInfo, int32_t targetSdkVersion, int64_t* _aidl_return) {
@@ -1037,6 +1064,7 @@
             res = error(rc, "Failed copying " + from_ce + " to " + to_ce);
             return res;
         }
+        delete_dir_contents_and_dir(from_ce, true /* ignore_if_missing */);
     }
 
     if (needs_de_rollback) {
@@ -1053,6 +1081,7 @@
             res = error(rc, "Failed copying " + from_de + " to " + to_de);
             return res;
         }
+        delete_dir_contents_and_dir(from_de, true /* ignore_if_missing */);
     }
 
     // Finally, restore the SELinux label on the app data.
@@ -2302,26 +2331,6 @@
     return *_aidl_return ? ok() : error("viewcompiler failed");
 }
 
-binder::Status InstalldNativeService::markBootComplete(const std::string& instructionSet) {
-    ENFORCE_UID(AID_SYSTEM);
-    std::lock_guard<std::recursive_mutex> lock(mLock);
-
-    const char* instruction_set = instructionSet.c_str();
-
-    char boot_marker_path[PKG_PATH_MAX];
-    sprintf(boot_marker_path,
-          "%s/%s/%s/.booting",
-          android_data_dir.c_str(),
-          DALVIK_CACHE,
-          instruction_set);
-
-    ALOGV("mark_boot_complete : %s", boot_marker_path);
-    if (unlink(boot_marker_path) != 0) {
-        return error(StringPrintf("Failed to unlink %s", boot_marker_path));
-    }
-    return ok();
-}
-
 binder::Status InstalldNativeService::linkNativeLibraryDirectory(
         const std::optional<std::string>& uuid, const std::string& packageName,
         const std::string& nativeLibPath32, int32_t userId) {
diff --git a/cmds/installd/InstalldNativeService.h b/cmds/installd/InstalldNativeService.h
index 1a8da5f..372fbc5 100644
--- a/cmds/installd/InstalldNativeService.h
+++ b/cmds/installd/InstalldNativeService.h
@@ -44,7 +44,12 @@
             int32_t userSerial, int32_t flags);
     binder::Status destroyUserData(const std::optional<std::string>& uuid, int32_t userId,
             int32_t flags);
-
+    binder::Status createAppDataBatched(
+            const std::optional<std::vector<std::optional<std::string>>>& uuids,
+            const std::optional<std::vector<std::optional<std::string>>>& packageNames,
+            int32_t userId, int32_t flags, const std::vector<int32_t>& appIds,
+            const std::vector<std::string>& seInfos, const std::vector<int32_t>& targetSdkVersions,
+            int64_t* _aidl_return);
     binder::Status createAppData(const std::optional<std::string>& uuid,
             const std::string& packageName, int32_t userId, int32_t flags, int32_t appId,
             const std::string& seInfo, int32_t targetSdkVersion, int64_t* _aidl_return);
@@ -125,7 +130,6 @@
             int32_t uid);
     binder::Status removeIdmap(const std::string& overlayApkPath);
     binder::Status rmPackageDir(const std::string& packageDir);
-    binder::Status markBootComplete(const std::string& instructionSet);
     binder::Status freeCache(const std::optional<std::string>& uuid, int64_t targetFreeBytes,
             int64_t cacheReservedBytes, int32_t flags);
     binder::Status linkNativeLibraryDirectory(const std::optional<std::string>& uuid,
diff --git a/cmds/installd/binder/android/os/IInstalld.aidl b/cmds/installd/binder/android/os/IInstalld.aidl
index 0b9a444..f1a8754 100644
--- a/cmds/installd/binder/android/os/IInstalld.aidl
+++ b/cmds/installd/binder/android/os/IInstalld.aidl
@@ -23,6 +23,9 @@
 
     long createAppData(@nullable @utf8InCpp String uuid, in @utf8InCpp String packageName,
             int userId, int flags, int appId, in @utf8InCpp String seInfo, int targetSdkVersion);
+    long createAppDataBatched(in @nullable @utf8InCpp String[] uuids,
+        in @nullable @utf8InCpp String[] packageNames, in int userId, int flags, in int[] appIds,
+        in @utf8InCpp String[] seInfos, in int[] targetSdkVersions);
     void restoreconAppData(@nullable @utf8InCpp String uuid, @utf8InCpp String packageName,
             int userId, int flags, int appId, @utf8InCpp String seInfo);
     void migrateAppData(@nullable @utf8InCpp String uuid, @utf8InCpp String packageName,
@@ -75,7 +78,6 @@
     void idmap(@utf8InCpp String targetApkPath, @utf8InCpp String overlayApkPath, int uid);
     void removeIdmap(@utf8InCpp String overlayApkPath);
     void rmPackageDir(@utf8InCpp String packageDir);
-    void markBootComplete(@utf8InCpp String instructionSet);
     void freeCache(@nullable @utf8InCpp String uuid, long targetFreeBytes,
             long cacheReservedBytes, int flags);
     void linkNativeLibraryDirectory(@nullable @utf8InCpp String uuid,
diff --git a/cmds/installd/dexopt.cpp b/cmds/installd/dexopt.cpp
index 1c4c980..82be007 100644
--- a/cmds/installd/dexopt.cpp
+++ b/cmds/installd/dexopt.cpp
@@ -262,6 +262,17 @@
   return "";
 }
 
+static std::string MapPropertyToArgWithBackup(const std::string& property,
+                                              const std::string& backupProperty,
+                                              const std::string& format,
+                                              const std::string& default_value = "") {
+  std::string value = GetProperty(property, default_value);
+  if (!value.empty()) {
+    return StringPrintf(format.c_str(), value.c_str());
+  }
+  return MapPropertyToArg(backupProperty, format, default_value);
+}
+
 // Determines which binary we should use for execution (the debug or non-debug version).
 // e.g. dex2oatd vs dex2oat
 static const char* select_execution_binary(const char* binary, const char* debug_binary,
@@ -307,6 +318,16 @@
 // Phenotype property name for enabling profiling the boot class path.
 static const char* PROFILE_BOOT_CLASS_PATH = "profilebootclasspath";
 
+static bool IsBootClassPathProfilingEnable() {
+    std::string profile_boot_class_path = GetProperty("dalvik.vm.profilebootclasspath", "");
+    profile_boot_class_path =
+        server_configurable_flags::GetServerConfigurableFlag(
+            RUNTIME_NATIVE_BOOT_NAMESPACE,
+            PROFILE_BOOT_CLASS_PATH,
+            /*default_value=*/ profile_boot_class_path);
+    return profile_boot_class_path == "true";
+}
+
 class RunDex2Oat : public ExecVHelper {
   public:
     RunDex2Oat(int zip_fd,
@@ -321,6 +342,7 @@
                const char* compiler_filter,
                bool debuggable,
                bool post_bootcomplete,
+               bool for_restore,
                bool background_job_compile,
                int profile_fd,
                const char* class_loader_context,
@@ -336,14 +358,24 @@
         std::string dex2oat_Xms_arg = MapPropertyToArg("dalvik.vm.dex2oat-Xms", "-Xms%s");
         std::string dex2oat_Xmx_arg = MapPropertyToArg("dalvik.vm.dex2oat-Xmx", "-Xmx%s");
 
-        const char* threads_property = post_bootcomplete
-                ? "dalvik.vm.dex2oat-threads"
-                : "dalvik.vm.boot-dex2oat-threads";
-        std::string dex2oat_threads_arg = MapPropertyToArg(threads_property, "-j%s");
-        const char* cpu_set_property = post_bootcomplete
-                ? "dalvik.vm.dex2oat-cpu-set"
-                : "dalvik.vm.boot-dex2oat-cpu-set";
-        std::string dex2oat_cpu_set_arg = MapPropertyToArg(cpu_set_property, "--cpu-set=%s");
+        std::string threads_format = "-j%s";
+        std::string dex2oat_threads_arg = post_bootcomplete
+                ? (for_restore
+                    ? MapPropertyToArgWithBackup(
+                            "dalvik.vm.restore-dex2oat-threads",
+                            "dalvik.vm.dex2oat-threads",
+                            threads_format)
+                    : MapPropertyToArg("dalvik.vm.dex2oat-threads", threads_format))
+                : MapPropertyToArg("dalvik.vm.boot-dex2oat-threads", threads_format);
+        std::string cpu_set_format = "--cpu-set=%s";
+        std::string dex2oat_cpu_set_arg = post_bootcomplete
+                ? (for_restore
+                    ? MapPropertyToArgWithBackup(
+                            "dalvik.vm.restore-dex2oat-cpu-set",
+                            "dalvik.vm.dex2oat-cpu-set",
+                            cpu_set_format)
+                    : MapPropertyToArg("dalvik.vm.dex2oat-cpu-set", cpu_set_format))
+                : MapPropertyToArg("dalvik.vm.boot-dex2oat-cpu-set", cpu_set_format);
 
         std::string bootclasspath;
         char* dex2oat_bootclasspath = getenv("DEX2OATBOOTCLASSPATH");
@@ -407,8 +439,17 @@
             MapPropertyToArg("dalvik.vm.dex2oat-very-large", "--very-large-app-threshold=%s");
 
 
+
+        // Decide whether to use dex2oat64.
+        bool use_dex2oat64 = false;
+        // Check whether the device even supports 64-bit ABIs.
+        if (!GetProperty("ro.product.cpu.abilist64", "").empty()) {
+          use_dex2oat64 = GetBoolProperty("dalvik.vm.dex2oat64.enabled", false);
+        }
         const char* dex2oat_bin = select_execution_binary(
-            kDex2oatPath, kDex2oatDebugPath, background_job_compile);
+            (use_dex2oat64 ? kDex2oat64Path : kDex2oat32Path),
+            (use_dex2oat64 ? kDex2oatDebug64Path : kDex2oatDebug32Path),
+            background_job_compile);
 
         bool generate_minidebug_info = kEnableMinidebugInfo &&
                 GetBoolProperty(kMinidebugInfoSystemProperty, kMinidebugInfoSystemPropertyDefault);
@@ -419,14 +460,7 @@
                                                                  ENABLE_JITZYGOTE_IMAGE,
                                                                  /*default_value=*/ "");
 
-        std::string profile_boot_class_path = GetProperty("dalvik.vm.profilebootclasspath", "");
-        profile_boot_class_path =
-            server_configurable_flags::GetServerConfigurableFlag(
-                RUNTIME_NATIVE_BOOT_NAMESPACE,
-                PROFILE_BOOT_CLASS_PATH,
-                /*default_value=*/ profile_boot_class_path);
-
-        if (use_jitzygote_image == "true" || profile_boot_class_path == "true") {
+        if (use_jitzygote_image == "true" || IsBootClassPathProfilingEnable()) {
           boot_image = StringPrintf("--boot-image=%s", kJitZygoteImage);
         } else {
           boot_image = MapPropertyToArg("dalvik.vm.boot-image", "--boot-image=%s");
@@ -865,7 +899,15 @@
     }
 
     RunProfman profman_merge;
-    profman_merge.SetupMerge(profiles_fd, reference_profile_fd);
+    const std::vector<unique_fd>& apk_fds = std::vector<unique_fd>();
+    const std::vector<std::string>& dex_locations = std::vector<std::string>();
+    profman_merge.SetupMerge(
+            profiles_fd,
+            reference_profile_fd,
+            apk_fds,
+            dex_locations,
+            /* for_snapshot= */ false,
+            IsBootClassPathProfilingEnable());
     pid_t pid = fork();
     if (pid == 0) {
         /* child -- drop privileges before continuing */
@@ -2075,6 +2117,7 @@
     bool enable_hidden_api_checks = (dexopt_flags & DEXOPT_ENABLE_HIDDEN_API_CHECKS) != 0;
     bool generate_compact_dex = (dexopt_flags & DEXOPT_GENERATE_COMPACT_DEX) != 0;
     bool generate_app_image = (dexopt_flags & DEXOPT_GENERATE_APP_IMAGE) != 0;
+    bool for_restore = (dexopt_flags & DEXOPT_FOR_RESTORE) != 0;
 
     // Check if we're dealing with a secondary dex file and if we need to compile it.
     std::string oat_dir_str;
@@ -2191,6 +2234,7 @@
                       compiler_filter,
                       debuggable,
                       boot_complete,
+                      for_restore,
                       background_job_compile,
                       reference_profile_fd.get(),
                       class_loader_context,
@@ -2777,7 +2821,13 @@
     }
 
     RunProfman args;
-    args.SetupMerge(profiles_fd, snapshot_fd, apk_fds, dex_locations, /*for_snapshot=*/true);
+    // This is specifically a snapshot for an app, so don't use boot image profiles.
+    args.SetupMerge(profiles_fd,
+            snapshot_fd,
+            apk_fds,
+            dex_locations,
+            /* for_snapshot= */ true,
+            /* for_boot_image= */ false);
     pid_t pid = fork();
     if (pid == 0) {
         /* child -- drop privileges before continuing */
diff --git a/cmds/installd/dexopt.h b/cmds/installd/dexopt.h
index 92b13c7..d35953c 100644
--- a/cmds/installd/dexopt.h
+++ b/cmds/installd/dexopt.h
@@ -36,8 +36,10 @@
 
 #define ANDROID_ART_APEX_BIN "/apex/com.android.art/bin"
 // Location of binaries in the Android Runtime APEX.
-static constexpr const char* kDex2oatPath = ANDROID_ART_APEX_BIN "/dex2oat";
-static constexpr const char* kDex2oatDebugPath = ANDROID_ART_APEX_BIN "/dex2oatd";
+static constexpr const char* kDex2oat32Path = ANDROID_ART_APEX_BIN "/dex2oat32";
+static constexpr const char* kDex2oat64Path = ANDROID_ART_APEX_BIN "/dex2oat64";
+static constexpr const char* kDex2oatDebug32Path = ANDROID_ART_APEX_BIN "/dex2oatd32";
+static constexpr const char* kDex2oatDebug64Path = ANDROID_ART_APEX_BIN "/dex2oatd64";
 static constexpr const char* kProfmanPath = ANDROID_ART_APEX_BIN "/profman";
 static constexpr const char* kProfmanDebugPath = ANDROID_ART_APEX_BIN "/profmand";
 static constexpr const char* kDexoptanalyzerPath = ANDROID_ART_APEX_BIN "/dexoptanalyzer";
diff --git a/cmds/installd/installd_constants.h b/cmds/installd/installd_constants.h
index c928631..b5ee481 100644
--- a/cmds/installd/installd_constants.h
+++ b/cmds/installd/installd_constants.h
@@ -55,6 +55,7 @@
 constexpr int DEXOPT_ENABLE_HIDDEN_API_CHECKS = 1 << 10;
 constexpr int DEXOPT_GENERATE_COMPACT_DEX = 1 << 11;
 constexpr int DEXOPT_GENERATE_APP_IMAGE = 1 << 12;
+constexpr int DEXOPT_FOR_RESTORE = 1 << 13; // TODO(b/135202722): remove
 
 /* all known values for dexopt flags */
 constexpr int DEXOPT_MASK =
@@ -69,7 +70,8 @@
     | DEXOPT_IDLE_BACKGROUND_JOB
     | DEXOPT_ENABLE_HIDDEN_API_CHECKS
     | DEXOPT_GENERATE_COMPACT_DEX
-    | DEXOPT_GENERATE_APP_IMAGE;
+    | DEXOPT_GENERATE_APP_IMAGE
+    | DEXOPT_FOR_RESTORE;
 
 // NOTE: keep in sync with StorageManager
 constexpr int FLAG_STORAGE_DE = 1 << 0;
diff --git a/cmds/installd/otapreopt.cpp b/cmds/installd/otapreopt.cpp
index d773790..18f8268 100644
--- a/cmds/installd/otapreopt.cpp
+++ b/cmds/installd/otapreopt.cpp
@@ -83,7 +83,7 @@
 static_assert(DEXOPT_GENERATE_COMPACT_DEX == 1 << 11, "DEXOPT_GENERATE_COMPACT_DEX unexpected");
 static_assert(DEXOPT_GENERATE_APP_IMAGE == 1 << 12, "DEXOPT_GENERATE_APP_IMAGE unexpected");
 
-static_assert(DEXOPT_MASK           == (0x1dfe | DEXOPT_IDLE_BACKGROUND_JOB),
+static_assert(DEXOPT_MASK           == (0x3dfe | DEXOPT_IDLE_BACKGROUND_JOB),
               "DEXOPT_MASK unexpected.");
 
 
diff --git a/cmds/installd/tests/installd_dexopt_test.cpp b/cmds/installd/tests/installd_dexopt_test.cpp
index 7d8cf1f..96f5e44 100644
--- a/cmds/installd/tests/installd_dexopt_test.cpp
+++ b/cmds/installd/tests/installd_dexopt_test.cpp
@@ -643,6 +643,15 @@
                         DEX2OAT_FROM_SCRATCH);
 }
 
+TEST_F(DexoptTest, DexoptPrimaryPublicRestore) {
+    LOG(INFO) << "DexoptPrimaryPublicRestore";
+    CompilePrimaryDexOk("verify",
+                        DEXOPT_FOR_RESTORE | DEXOPT_BOOTCOMPLETE | DEXOPT_PUBLIC,
+                        app_oat_dir_.c_str(),
+                        kTestAppGid,
+                        DEX2OAT_FROM_SCRATCH);
+}
+
 TEST_F(DexoptTest, DexoptPrimaryFailedInvalidFilter) {
     LOG(INFO) << "DexoptPrimaryFailedInvalidFilter";
     binder::Status status;
@@ -740,6 +749,36 @@
     EXPECT_TRUE(found_enable);
 }
 
+TEST_F(DexoptTest, DexoptDex2oat64Enabled) {
+    LOG(INFO) << "DexoptDex2oat64Enabled";
+    const std::string property = "dalvik.vm.dex2oat64.enabled";
+    const std::string previous_value = android::base::GetProperty(property, "");
+    auto restore_property = android::base::make_scope_guard([=]() {
+        android::base::SetProperty(property, previous_value);
+    });
+    std::string odex = GetPrimaryDexArtifact(app_oat_dir_.c_str(), apk_path_, "odex");
+    // Disable the property and use dex2oat32.
+    ASSERT_TRUE(android::base::SetProperty(property, "false")) << property;
+    CompilePrimaryDexOk("speed-profile",
+                        DEXOPT_IDLE_BACKGROUND_JOB | DEXOPT_PROFILE_GUIDED |
+                                DEXOPT_GENERATE_APP_IMAGE,
+                        app_oat_dir_.c_str(),
+                        kTestAppGid,
+                        DEX2OAT_FROM_SCRATCH,
+                        /*binder_result=*/nullptr,
+                        empty_dm_file_.c_str());
+    // Enable the property and use dex2oat64.
+    ASSERT_TRUE(android::base::SetProperty(property, "true")) << property;
+    CompilePrimaryDexOk("speed-profile",
+                        DEXOPT_IDLE_BACKGROUND_JOB | DEXOPT_PROFILE_GUIDED |
+                                DEXOPT_GENERATE_APP_IMAGE,
+                        app_oat_dir_.c_str(),
+                        kTestAppGid,
+                        DEX2OAT_FROM_SCRATCH,
+                        /*binder_result=*/nullptr,
+                        empty_dm_file_.c_str());
+}
+
 class PrimaryDexReCompilationTest : public DexoptTest {
   public:
     virtual void SetUp() {
diff --git a/cmds/lshal/Android.bp b/cmds/lshal/Android.bp
index 5afae4b..987adaf 100644
--- a/cmds/lshal/Android.bp
+++ b/cmds/lshal/Android.bp
@@ -75,7 +75,7 @@
     defaults: ["lshal_defaults"],
     gtest: true,
     static_libs: [
-        "android.hardware.tests.baz@1.0",
+        "android.hardware.tests.inheritance@1.0",
         "libgmock",
     ],
     shared_libs: [
diff --git a/cmds/lshal/DebugCommand.cpp b/cmds/lshal/DebugCommand.cpp
index af22ac9..72958bd 100644
--- a/cmds/lshal/DebugCommand.cpp
+++ b/cmds/lshal/DebugCommand.cpp
@@ -39,7 +39,7 @@
     // Optargs cannnot be used because the flag should not be considered set
     // if it should really be contained in mOptions.
     if (std::string(arg.argv[optind]) == "-E") {
-        mExcludesParentInstances = true;
+        mParentDebugInfoLevel = ParentDebugInfoLevel::NOTHING;
         optind++;
     }
 
@@ -67,7 +67,7 @@
 
     return mLshal.emitDebugInfo(
             pair.first, pair.second.empty() ? "default" : pair.second, mOptions,
-            mExcludesParentInstances,
+            mParentDebugInfoLevel,
             mLshal.out().buf(),
             mLshal.err());
 }
diff --git a/cmds/lshal/DebugCommand.h b/cmds/lshal/DebugCommand.h
index cd57e31..317cc28 100644
--- a/cmds/lshal/DebugCommand.h
+++ b/cmds/lshal/DebugCommand.h
@@ -21,6 +21,7 @@
 #include <android-base/macros.h>
 
 #include "Command.h"
+#include "ParentDebugInfoLevel.h"
 #include "utils.h"
 
 namespace android {
@@ -42,9 +43,8 @@
     std::string mInterfaceName;
     std::vector<std::string> mOptions;
 
-    // Outputs the actual descriptor of a hal instead of the debug output
-    // if the arguments provided are a superclass of the actual hal impl.
-    bool mExcludesParentInstances;
+    // See comment on ParentDebugInfoLevel.
+    ParentDebugInfoLevel mParentDebugInfoLevel = ParentDebugInfoLevel::FULL;
 
     DISALLOW_COPY_AND_ASSIGN(DebugCommand);
 };
diff --git a/cmds/lshal/ListCommand.cpp b/cmds/lshal/ListCommand.cpp
index fb11cee..a805a48 100644
--- a/cmds/lshal/ListCommand.cpp
+++ b/cmds/lshal/ListCommand.cpp
@@ -555,7 +555,7 @@
                 std::stringstream ss;
                 auto pair = splitFirst(iName, '/');
                 mLshal.emitDebugInfo(pair.first, pair.second, {},
-                                     false /* excludesParentInstances */, ss,
+                                     ParentDebugInfoLevel::FQNAME_ONLY, ss,
                                      NullableOStream<std::ostream>(nullptr));
                 return ss.str();
             };
diff --git a/cmds/lshal/Lshal.cpp b/cmds/lshal/Lshal.cpp
index 132b31e..2c3efe5 100644
--- a/cmds/lshal/Lshal.cpp
+++ b/cmds/lshal/Lshal.cpp
@@ -101,7 +101,7 @@
         const std::string &interfaceName,
         const std::string &instanceName,
         const std::vector<std::string> &options,
-        bool excludesParentInstances,
+        ParentDebugInfoLevel parentDebugInfoLevel,
         std::ostream &out,
         NullableOStream<std::ostream> err) const {
     using android::hidl::base::V1_0::IBase;
@@ -126,7 +126,7 @@
         return NO_INTERFACE;
     }
 
-    if (excludesParentInstances) {
+    if (parentDebugInfoLevel != ParentDebugInfoLevel::FULL) {
         const std::string descriptor = getDescriptor(base.get());
         if (descriptor.empty()) {
             std::string msg = interfaceName + "/" + instanceName + " getDescriptor failed";
@@ -134,6 +134,9 @@
             LOG(ERROR) << msg;
         }
         if (descriptor != interfaceName) {
+            if (parentDebugInfoLevel == ParentDebugInfoLevel::FQNAME_ONLY) {
+                out << "[See " << descriptor << "/" << instanceName << "]";
+            }
             return OK;
         }
     }
diff --git a/cmds/lshal/Lshal.h b/cmds/lshal/Lshal.h
index 830bd87..50279d4 100644
--- a/cmds/lshal/Lshal.h
+++ b/cmds/lshal/Lshal.h
@@ -25,6 +25,7 @@
 
 #include "Command.h"
 #include "NullableOStream.h"
+#include "ParentDebugInfoLevel.h"
 #include "utils.h"
 
 namespace android {
@@ -49,7 +50,7 @@
             const std::string &interfaceName,
             const std::string &instanceName,
             const std::vector<std::string> &options,
-            bool excludesParentInstances,
+            ParentDebugInfoLevel parentDebugInfoLevel,
             std::ostream &out,
             NullableOStream<std::ostream> err) const;
 
diff --git a/cmds/lshal/ParentDebugInfoLevel.h b/cmds/lshal/ParentDebugInfoLevel.h
new file mode 100644
index 0000000..12ac9c8
--- /dev/null
+++ b/cmds/lshal/ParentDebugInfoLevel.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+#pragma once
+
+namespace android {
+namespace lshal {
+
+// Describe verbosity when dumping debug information on a HAL service by
+// referring to a parent HAL interface FQName (for example, when dumping debug information
+// on foo@1.0::IFoo but the HAL implementation is foo@1.1::IFoo).
+enum class ParentDebugInfoLevel {
+    // Write nothing.
+    NOTHING,
+    // Write a short description that includes the FQName of the real implementation.
+    FQNAME_ONLY,
+    // Write full debug info.
+    FULL,
+};
+
+} // namespace lshal
+} // namespace android
diff --git a/cmds/lshal/test.cpp b/cmds/lshal/test.cpp
index 3d550ba..afe5d63 100644
--- a/cmds/lshal/test.cpp
+++ b/cmds/lshal/test.cpp
@@ -24,7 +24,7 @@
 
 #include <gtest/gtest.h>
 #include <gmock/gmock.h>
-#include <android/hardware/tests/baz/1.0/IQuux.h>
+#include <android/hardware/tests/inheritance/1.0/IChild.h>
 #include <hidl/HidlTransportSupport.h>
 #include <vintf/parse_xml.h>
 
@@ -44,6 +44,7 @@
 using ::android::hardware::hidl_handle;
 using ::android::hardware::hidl_string;
 using ::android::hardware::hidl_vec;
+using ::android::hardware::Void;
 using android::vintf::Arch;
 using android::vintf::CompatibilityMatrix;
 using android::vintf::gCompatibilityMatrixConverter;
@@ -59,10 +60,14 @@
 namespace android {
 namespace hardware {
 namespace tests {
-namespace baz {
+namespace inheritance {
 namespace V1_0 {
 namespace implementation {
-struct Quux : android::hardware::tests::baz::V1_0::IQuux {
+struct Child : android::hardware::tests::inheritance::V1_0::IChild {
+    ::android::hardware::Return<void> doChild() override { return Void(); }
+    ::android::hardware::Return<void> doParent() override { return Void(); }
+    ::android::hardware::Return<void> doGrandparent() override { return Void(); }
+
     ::android::hardware::Return<void> debug(const hidl_handle& hh, const hidl_vec<hidl_string>& options) override {
         const native_handle_t *handle = hh.getNativeHandle();
         if (handle->numFds < 1) {
@@ -76,7 +81,7 @@
         }
         ssize_t written = write(fd, content.c_str(), content.size());
         if (written != (ssize_t)content.size()) {
-            LOG(WARNING) << "SERVER(Quux) debug writes " << written << " bytes < "
+            LOG(WARNING) << "SERVER(Child) debug writes " << written << " bytes < "
                     << content.size() << " bytes, errno = " << errno;
         }
         return Void();
@@ -85,7 +90,7 @@
 
 } // namespace implementation
 } // namespace V1_0
-} // namespace baz
+} // namespace inheritance
 } // namespace tests
 } // namespace hardware
 
@@ -124,18 +129,24 @@
 class DebugTest : public ::testing::Test {
 public:
     void SetUp() override {
-        using ::android::hardware::tests::baz::V1_0::IQuux;
-        using ::android::hardware::tests::baz::V1_0::implementation::Quux;
+        using ::android::hardware::tests::inheritance::V1_0::IChild;
+        using ::android::hardware::tests::inheritance::V1_0::IParent;
+        using ::android::hardware::tests::inheritance::V1_0::IGrandparent;
+        using ::android::hardware::tests::inheritance::V1_0::implementation::Child;
 
         err.str("");
         out.str("");
         serviceManager = new testing::NiceMock<MockServiceManager>();
-        ON_CALL(*serviceManager, get(_, _)).WillByDefault(Invoke(
-            [](const auto &iface, const auto &inst) -> ::android::hardware::Return<sp<IBase>> {
-                if (iface == IQuux::descriptor && inst == "default")
-                    return new Quux();
-                return nullptr;
-            }));
+        ON_CALL(*serviceManager, get(_, _))
+                .WillByDefault(
+                        Invoke([](const auto& iface,
+                                  const auto& inst) -> ::android::hardware::Return<sp<IBase>> {
+                            if (inst != "default") return nullptr;
+                            if (iface == IChild::descriptor || iface == IParent::descriptor ||
+                                iface == IGrandparent::descriptor)
+                                return new Child();
+                            return nullptr;
+                        }));
 
         lshal = std::make_unique<Lshal>(out, err, serviceManager, serviceManager);
     }
@@ -159,17 +170,17 @@
 
 TEST_F(DebugTest, Debug) {
     EXPECT_EQ(0u, callMain(lshal, {
-        "lshal", "debug", "android.hardware.tests.baz@1.0::IQuux/default", "foo", "bar"
+        "lshal", "debug", "android.hardware.tests.inheritance@1.0::IChild/default", "foo", "bar"
     }));
-    EXPECT_THAT(out.str(), StrEq("android.hardware.tests.baz@1.0::IQuux\nfoo\nbar"));
+    EXPECT_THAT(out.str(), StrEq("android.hardware.tests.inheritance@1.0::IChild\nfoo\nbar"));
     EXPECT_THAT(err.str(), IsEmpty());
 }
 
 TEST_F(DebugTest, Debug2) {
     EXPECT_EQ(0u, callMain(lshal, {
-        "lshal", "debug", "android.hardware.tests.baz@1.0::IQuux", "baz", "quux"
+        "lshal", "debug", "android.hardware.tests.inheritance@1.0::IChild", "baz", "quux"
     }));
-    EXPECT_THAT(out.str(), StrEq("android.hardware.tests.baz@1.0::IQuux\nbaz\nquux"));
+    EXPECT_THAT(out.str(), StrEq("android.hardware.tests.inheritance@1.0::IChild\nbaz\nquux"));
     EXPECT_THAT(err.str(), IsEmpty());
 }
 
@@ -180,6 +191,22 @@
     EXPECT_THAT(err.str(), HasSubstr("does not exist"));
 }
 
+TEST_F(DebugTest, DebugParent) {
+    EXPECT_EQ(0u, callMain(lshal, {
+        "lshal", "debug", "android.hardware.tests.inheritance@1.0::IParent", "calling parent"
+    }));
+    EXPECT_THAT(out.str(), StrEq("android.hardware.tests.inheritance@1.0::IChild\ncalling parent"));
+    EXPECT_THAT(err.str(), IsEmpty());
+}
+
+TEST_F(DebugTest, DebugParentExclude) {
+    EXPECT_EQ(0u, callMain(lshal, {
+        "lshal", "debug", "-E", "android.hardware.tests.inheritance@1.0::IParent", "excluding"
+    }));
+    EXPECT_THAT(out.str(), IsEmpty());
+    EXPECT_THAT(err.str(), IsEmpty());
+}
+
 class MockLshal : public Lshal {
 public:
     MockLshal() {}
@@ -766,6 +793,91 @@
     EXPECT_EQ("", err.str());
 }
 
+// Fake service returned by mocked IServiceManager::get for DumpDebug.
+// The interfaceChain and getHashChain functions returns
+// foo(id - 1) -> foo(id - 2) -> ... foo1 -> IBase.
+class InheritingService : public IBase {
+public:
+    explicit InheritingService(pid_t id) : mId(id) {}
+    android::hardware::Return<void> interfaceDescriptor(interfaceDescriptor_cb cb) override {
+        cb(getInterfaceName(mId));
+        return hardware::Void();
+    }
+    android::hardware::Return<void> interfaceChain(interfaceChain_cb cb) override {
+        std::vector<hidl_string> ret;
+        for (auto i = mId; i > 0; --i) {
+            ret.push_back(getInterfaceName(i));
+        }
+        ret.push_back(IBase::descriptor);
+        cb(ret);
+        return hardware::Void();
+    }
+    android::hardware::Return<void> getHashChain(getHashChain_cb cb) override {
+        std::vector<hidl_hash> ret;
+        for (auto i = mId; i > 0; --i) {
+            ret.push_back(getHashFromId(i));
+        }
+        ret.push_back(getHashFromId(0xff));
+        cb(ret);
+        return hardware::Void();
+    }
+    android::hardware::Return<void> debug(const hidl_handle& hh,
+                                          const hidl_vec<hidl_string>&) override {
+        const native_handle_t* handle = hh.getNativeHandle();
+        if (handle->numFds < 1) {
+            return Void();
+        }
+        int fd = handle->data[0];
+        std::string content = "debug info for ";
+        content += getInterfaceName(mId);
+        ssize_t written = write(fd, content.c_str(), content.size());
+        if (written != (ssize_t)content.size()) {
+            LOG(WARNING) << "SERVER(" << descriptor << ") debug writes " << written << " bytes < "
+                         << content.size() << " bytes, errno = " << errno;
+        }
+        return Void();
+    }
+
+private:
+    pid_t mId;
+};
+
+TEST_F(ListTest, DumpDebug) {
+    size_t inheritanceLevel = 3;
+    sp<IBase> service = new InheritingService(inheritanceLevel);
+
+    EXPECT_CALL(*serviceManager, list(_)).WillRepeatedly(Invoke([&](IServiceManager::list_cb cb) {
+        std::vector<hidl_string> ret;
+        for (auto i = 1; i <= inheritanceLevel; ++i) {
+            ret.push_back(getInterfaceName(i) + "/default");
+        }
+        cb(ret);
+        return hardware::Void();
+    }));
+    EXPECT_CALL(*serviceManager, get(_, _))
+            .WillRepeatedly(
+                    Invoke([&](const hidl_string&, const hidl_string& instance) -> sp<IBase> {
+                        int id = getIdFromInstanceName(instance);
+                        if (id > inheritanceLevel) return nullptr;
+                        return sp<IBase>(service);
+                    }));
+
+    const std::string expected = "[fake description 0]\n"
+                                 "Interface\n"
+                                 "a.h.foo1@1.0::IFoo/default\n"
+                                 "[See a.h.foo3@3.0::IFoo/default]\n"
+                                 "a.h.foo2@2.0::IFoo/default\n"
+                                 "[See a.h.foo3@3.0::IFoo/default]\n"
+                                 "a.h.foo3@3.0::IFoo/default\n"
+                                 "debug info for a.h.foo3@3.0::IFoo\n"
+                                 "\n";
+
+    optind = 1; // mimic Lshal::parseArg()
+    EXPECT_EQ(0u, mockList->main(createArg({"lshal", "--types=b", "-id"})));
+    EXPECT_EQ(expected, out.str());
+    EXPECT_EQ("", err.str());
+}
+
 class ListVintfTest : public ListTest {
 public:
     virtual void SetUp() override {
diff --git a/cmds/servicemanager/ServiceManager.cpp b/cmds/servicemanager/ServiceManager.cpp
index cbbea12..1f9892a 100644
--- a/cmds/servicemanager/ServiceManager.cpp
+++ b/cmds/servicemanager/ServiceManager.cpp
@@ -49,14 +49,28 @@
     const std::string iface = name.substr(lastDot+1, firstSlash-lastDot-1);
     const std::string instance = name.substr(firstSlash+1);
 
-    for (const auto& manifest : {
-            vintf::VintfObject::GetDeviceHalManifest(),
-            vintf::VintfObject::GetFrameworkHalManifest()
+    struct ManifestWithDescription {
+        std::shared_ptr<const vintf::HalManifest> manifest;
+        const char* description;
+    };
+    for (const ManifestWithDescription& mwd : {
+            ManifestWithDescription{ vintf::VintfObject::GetDeviceHalManifest(), "device" },
+            ManifestWithDescription{ vintf::VintfObject::GetFrameworkHalManifest(), "framework" },
         }) {
-        if (manifest != nullptr && manifest->hasAidlInstance(package, iface, instance)) {
+        if (mwd.manifest == nullptr) {
+          LOG(ERROR) << "NULL VINTF MANIFEST!: " << mwd.description;
+          // note, we explicitly do not retry here, so that we can detect VINTF
+          // or other bugs (b/151696835)
+          continue;
+        }
+        if (mwd.manifest->hasAidlInstance(package, iface, instance)) {
+            LOG(INFO) << "Found " << name << " in " << mwd.description << " VINTF manifest.";
             return true;
         }
     }
+
+    // Although it is tested, explicitly rebuilding qualified name, in case it
+    // becomes something unexpected.
     LOG(ERROR) << "Could not find " << package << "." << iface << "/" << instance
                << " in the VINTF manifest.";
     return false;
@@ -72,13 +86,20 @@
 #endif  // !VENDORSERVICEMANAGER
 
 ServiceManager::ServiceManager(std::unique_ptr<Access>&& access) : mAccess(std::move(access)) {
-#ifndef VENDORSERVICEMANAGER
-    // can process these at any times, don't want to delay first VINTF client
-    std::thread([] {
-        vintf::VintfObject::GetDeviceHalManifest();
-        vintf::VintfObject::GetFrameworkHalManifest();
-    }).detach();
-#endif  // !VENDORSERVICEMANAGER
+// TODO(b/151696835): reenable performance hack when we solve bug, since with
+//     this hack and other fixes, it is unlikely we will see even an ephemeral
+//     failure when the manifest parse fails. The goal is that the manifest will
+//     be read incorrectly and cause the process trying to register a HAL to
+//     fail. If this is in fact an early boot kernel contention issue, then we
+//     will get no failure, and by its absence, be signalled to invest more
+//     effort in re-adding this performance hack.
+// #ifndef VENDORSERVICEMANAGER
+//     // can process these at any times, don't want to delay first VINTF client
+//     std::thread([] {
+//         vintf::VintfObject::GetDeviceHalManifest();
+//         vintf::VintfObject::GetFrameworkHalManifest();
+//     }).detach();
+// #endif  // !VENDORSERVICEMANAGER
 }
 ServiceManager::~ServiceManager() {
     // this should only happen in tests
@@ -547,4 +568,4 @@
     return Status::ok();
 }
 
-}  // namespace android
\ No newline at end of file
+}  // namespace android
diff --git a/cmds/servicemanager/servicemanager.rc b/cmds/servicemanager/servicemanager.rc
index 152ac28..6d5070f 100644
--- a/cmds/servicemanager/servicemanager.rc
+++ b/cmds/servicemanager/servicemanager.rc
@@ -3,16 +3,11 @@
     user system
     group system readproc
     critical
-    onrestart restart healthd
-    onrestart restart zygote
+    onrestart restart apexd
     onrestart restart audioserver
-    onrestart restart media
-    onrestart restart surfaceflinger
-    onrestart restart inputflinger
-    onrestart restart drm
-    onrestart restart cameraserver
-    onrestart restart keystore
     onrestart restart gatekeeperd
-    onrestart restart thermalservice
+    onrestart class_restart main
+    onrestart class_restart hal
+    onrestart class_restart early_hal
     writepid /dev/cpuset/system-background/tasks
     shutdown critical
diff --git a/cmds/servicemanager/vndservicemanager.rc b/cmds/servicemanager/vndservicemanager.rc
index 3fa4d7d..756f6c3 100644
--- a/cmds/servicemanager/vndservicemanager.rc
+++ b/cmds/servicemanager/vndservicemanager.rc
@@ -3,4 +3,7 @@
     user system
     group system readproc
     writepid /dev/cpuset/system-background/tasks
+    onrestart class_restart main
+    onrestart class_restart hal
+    onrestart class_restart early_hal
     shutdown critical
diff --git a/docs/Doxyfile b/docs/Doxyfile
index efa639d..a1bd960 100644
--- a/docs/Doxyfile
+++ b/docs/Doxyfile
@@ -1621,7 +1621,23 @@
 # undefined via #undef or recursively expanded use the := operator
 # instead of the = operator.
 
-PREDEFINED             = __attribute__(x)=
+PREDEFINED             = \
+    "__ANDROID_API__=10000" \
+    "__BEGIN_DECLS=" \
+    "__END_DECLS=" \
+    "__INTRODUCED_IN(x)=" \
+    "__INTRODUCED_IN_32(x)=" \
+    "__INTRODUCED_IN_64(x)=" \
+    "__RENAME(x)=" \
+    "__RENAME_LDBL(x,y,z)=" \
+    "__printflike(x,y)=" \
+    "__attribute__(x)=" \
+    "__wur=" \
+    "__mallocfunc=" \
+    "__attribute_pure__=" \
+    "__attribute__(x)=" \
+    __ANDROID__ \
+    __BIONIC__ \
 
 # If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then
 # this tag can be used to specify a list of macro names that should be expanded.
diff --git a/headers/Android.bp b/headers/Android.bp
index 82bc8a1..8f41c2b 100644
--- a/headers/Android.bp
+++ b/headers/Android.bp
@@ -17,4 +17,12 @@
         "libutils_headers",
         "libstagefright_foundation_headers",
     ],
+    min_sdk_version: "29",
+
+    host_supported: true,
+    target: {
+        darwin: {
+            enabled: false,
+        },
+    },
 }
diff --git a/headers/media_plugin/media/openmax/OMX_VideoExt.h b/headers/media_plugin/media/openmax/OMX_VideoExt.h
index 435fcc8..6dea711 100644
--- a/headers/media_plugin/media/openmax/OMX_VideoExt.h
+++ b/headers/media_plugin/media/openmax/OMX_VideoExt.h
@@ -320,6 +320,46 @@
     OMX_VIDEO_DolbyVisionLevelmax     = 0x7FFFFFFF
 } OMX_VIDEO_DOLBYVISIONLEVELTYPE;
 
+/** AV1 Profile enum type */
+typedef enum OMX_VIDEO_AV1PROFILETYPE {
+    OMX_VIDEO_AV1ProfileMain8           = 0x00000001,
+    OMX_VIDEO_AV1ProfileMain10          = 0x00000002,
+    OMX_VIDEO_AV1ProfileMain10HDR10     = 0x00001000,
+    OMX_VIDEO_AV1ProfileMain10HDR10Plus = 0x00002000,
+    OMX_VIDEO_AV1ProfileUnknown         = 0x6EFFFFFF,
+    OMX_VIDEO_AV1ProfileMax             = 0x7FFFFFFF
+} OMX_VIDEO_AV1PROFILETYPE;
+
+/** AV1 Level enum type */
+typedef enum OMX_VIDEO_AV1LEVELTYPE {
+    OMX_VIDEO_AV1Level2         = 0x1,
+    OMX_VIDEO_AV1Level21        = 0x2,
+    OMX_VIDEO_AV1Level22        = 0x4,
+    OMX_VIDEO_AV1Level23        = 0x8,
+    OMX_VIDEO_AV1Level3         = 0x10,
+    OMX_VIDEO_AV1Level31        = 0x20,
+    OMX_VIDEO_AV1Level32        = 0x40,
+    OMX_VIDEO_AV1Level33        = 0x80,
+    OMX_VIDEO_AV1Level4         = 0x100,
+    OMX_VIDEO_AV1Level41        = 0x200,
+    OMX_VIDEO_AV1Level42        = 0x400,
+    OMX_VIDEO_AV1Level43        = 0x800,
+    OMX_VIDEO_AV1Level5         = 0x1000,
+    OMX_VIDEO_AV1Level51        = 0x2000,
+    OMX_VIDEO_AV1Level52        = 0x4000,
+    OMX_VIDEO_AV1Level53        = 0x8000,
+    OMX_VIDEO_AV1Level6         = 0x10000,
+    OMX_VIDEO_AV1Level61        = 0x20000,
+    OMX_VIDEO_AV1Level62        = 0x40000,
+    OMX_VIDEO_AV1Level63        = 0x80000,
+    OMX_VIDEO_AV1Level7         = 0x100000,
+    OMX_VIDEO_AV1Level71        = 0x200000,
+    OMX_VIDEO_AV1Level72        = 0x400000,
+    OMX_VIDEO_AV1Level73        = 0x800000,
+    OMX_VIDEO_AV1LevelUnknown   = 0x6EFFFFFF,
+    OMX_VIDEO_AV1LevelMax       = 0x7FFFFFFF
+} OMX_VIDEO_AV1LEVELTYPE;
+
 /**
  * Structure for configuring video compression intra refresh period
  *
diff --git a/include/android/multinetwork.h b/include/android/multinetwork.h
index 59b1deb..c6d1c94 100644
--- a/include/android/multinetwork.h
+++ b/include/android/multinetwork.h
@@ -126,8 +126,8 @@
     ANDROID_RESOLV_NO_RETRY = 1 << 0,
 
     /**
-     * Do not cache the result of the lookup. The lookup may return a result that is already
-     * in the cache, unless the ANDROID_RESOLV_NO_CACHE_LOOKUP flag is also specified.
+     * Don't lookup this request in the cache, and don't cache the result of the lookup.
+     * This flag implies {@link #ANDROID_RESOLV_NO_CACHE_LOOKUP}.
      */
     ANDROID_RESOLV_NO_CACHE_STORE = 1 << 1,
 
diff --git a/include/android/trace.h b/include/android/trace.h
index d59690a..dbad6f6 100644
--- a/include/android/trace.h
+++ b/include/android/trace.h
@@ -115,7 +115,7 @@
 #endif /* __ANDROID_API__ >= 29 */
 
 #ifdef __cplusplus
-};
+}
 #endif
 
 #endif // ANDROID_NATIVE_TRACE_H
diff --git a/libs/arect/Android.bp b/libs/arect/Android.bp
index 2518b14..258a4e3 100644
--- a/libs/arect/Android.bp
+++ b/libs/arect/Android.bp
@@ -29,10 +29,13 @@
     name: "libarect",
     host_supported: true,
     vendor_available: true,
+    // TODO(b/153609531): remove when no longer needed.
+    native_bridge_supported: true,
     export_include_dirs: ["include"],
     target: {
         windows: {
             enabled: true,
         },
     },
+    min_sdk_version: "29",
 }
diff --git a/libs/binder/Android.bp b/libs/binder/Android.bp
index bc541f4..44f2b38 100644
--- a/libs/binder/Android.bp
+++ b/libs/binder/Android.bp
@@ -17,6 +17,8 @@
     export_include_dirs: ["include"],
     vendor_available: true,
     host_supported: true,
+    // TODO(b/153609531): remove when no longer needed.
+    native_bridge_supported: true,
 
     header_libs: [
         "libbase_headers",
@@ -28,6 +30,7 @@
         "libcutils_headers",
         "libutils_headers",
     ],
+    min_sdk_version: "29",
 }
 
 // These interfaces are android-specific implementation unrelated to binder
@@ -61,6 +64,8 @@
     },
     double_loadable: true,
     host_supported: true,
+    // TODO(b/153609531): remove when no longer needed.
+    native_bridge_supported: true,
 
     // TODO(b/31559095): get headers from bionic on host
     include_dirs: [
@@ -152,6 +157,7 @@
     sanitize: {
         misc_undefined: ["integer"],
     },
+    min_sdk_version: "29",
 }
 
 // AIDL interface between libbinder and framework.jar
@@ -168,6 +174,7 @@
 
 aidl_interface {
     name: "libbinder_aidl_test_stub",
+    unstable: true,
     local_include_dir: "aidl",
     srcs: [":libbinder_aidl"],
     vendor_available: true,
diff --git a/libs/binder/Binder.cpp b/libs/binder/Binder.cpp
index e0fb543..6ca3b16 100644
--- a/libs/binder/Binder.cpp
+++ b/libs/binder/Binder.cpp
@@ -24,6 +24,7 @@
 #include <binder/IShellCallback.h>
 #include <binder/Parcel.h>
 
+#include <linux/sched.h>
 #include <stdio.h>
 
 namespace android {
@@ -133,6 +134,8 @@
     // unlocked objects
     bool mRequestingSid = false;
     sp<IBinder> mExtension;
+    int mPolicy = SCHED_NORMAL;
+    int mPriority = 0;
 
     // for below objects
     Mutex mLock;
@@ -279,6 +282,47 @@
     return e->mExtension;
 }
 
+void BBinder::setMinSchedulerPolicy(int policy, int priority) {
+    switch (policy) {
+    case SCHED_NORMAL:
+      LOG_ALWAYS_FATAL_IF(priority < -20 || priority > 19, "Invalid priority for SCHED_NORMAL: %d", priority);
+      break;
+    case SCHED_RR:
+    case SCHED_FIFO:
+      LOG_ALWAYS_FATAL_IF(priority < 1 || priority > 99, "Invalid priority for sched %d: %d", policy, priority);
+      break;
+    default:
+      LOG_ALWAYS_FATAL("Unrecognized scheduling policy: %d", policy);
+    }
+
+    Extras* e = mExtras.load(std::memory_order_acquire);
+
+    if (e == nullptr) {
+        // Avoid allocations if called with default.
+        if (policy == SCHED_NORMAL && priority == 0) {
+            return;
+        }
+
+        e = getOrCreateExtras();
+        if (!e) return; // out of memory
+    }
+
+    e->mPolicy = policy;
+    e->mPriority = priority;
+}
+
+int BBinder::getMinSchedulerPolicy() {
+    Extras* e = mExtras.load(std::memory_order_acquire);
+    if (e == nullptr) return SCHED_NORMAL;
+    return e->mPolicy;
+}
+
+int BBinder::getMinSchedulerPriority() {
+    Extras* e = mExtras.load(std::memory_order_acquire);
+    if (e == nullptr) return 0;
+    return e->mPriority;
+}
+
 pid_t BBinder::getDebugPid() {
     return getpid();
 }
diff --git a/libs/binder/BufferedTextOutput.cpp b/libs/binder/BufferedTextOutput.cpp
index 856a178..8cf6097 100644
--- a/libs/binder/BufferedTextOutput.cpp
+++ b/libs/binder/BufferedTextOutput.cpp
@@ -49,9 +49,10 @@
     }
     
     status_t append(const char* txt, size_t len) {
+        if (len > SIZE_MAX - bufferPos) return NO_MEMORY; // overflow
         if ((len+bufferPos) > bufferSize) {
+            if ((len + bufferPos) > SIZE_MAX / 3) return NO_MEMORY; // overflow
             size_t newSize = ((len+bufferPos)*3)/2;
-            if (newSize < (len+bufferPos)) return NO_MEMORY;    // overflow
             void* b = realloc(buffer, newSize);
             if (!b) return NO_MEMORY;
             buffer = (char*)b;
diff --git a/libs/binder/IPCThreadState.cpp b/libs/binder/IPCThreadState.cpp
index 9e89c57..d67ce15 100644
--- a/libs/binder/IPCThreadState.cpp
+++ b/libs/binder/IPCThreadState.cpp
@@ -997,7 +997,11 @@
     if (err >= NO_ERROR) {
         if (bwr.write_consumed > 0) {
             if (bwr.write_consumed < mOut.dataSize())
-                LOG_ALWAYS_FATAL("Driver did not consume write buffer");
+                LOG_ALWAYS_FATAL("Driver did not consume write buffer. "
+                                 "err: %s consumed: %zu of %zu",
+                                 statusToString(err).c_str(),
+                                 (size_t)bwr.write_consumed,
+                                 mOut.dataSize());
             else {
                 mOut.setDataSize(0);
                 processPostWriteDerefs();
diff --git a/libs/binder/IServiceManager.cpp b/libs/binder/IServiceManager.cpp
index 9888b59..25c0b19 100644
--- a/libs/binder/IServiceManager.cpp
+++ b/libs/binder/IServiceManager.cpp
@@ -85,8 +85,8 @@
     sp<AidlServiceManager> mTheRealServiceManager;
 };
 
-static std::once_flag gSmOnce;
-static sp<IServiceManager> gDefaultServiceManager;
+[[clang::no_destroy]] static std::once_flag gSmOnce;
+[[clang::no_destroy]] static sp<IServiceManager> gDefaultServiceManager;
 
 sp<IServiceManager> defaultServiceManager()
 {
@@ -95,6 +95,7 @@
         while (sm == nullptr) {
             sm = interface_cast<AidlServiceManager>(ProcessState::self()->getContextObject(nullptr));
             if (sm == nullptr) {
+                ALOGE("Waiting 1s on context object on %s.", ProcessState::self()->getDriverName().c_str());
                 sleep(1);
             }
         }
@@ -205,6 +206,10 @@
  : mTheRealServiceManager(impl)
 {}
 
+// This implementation could be simplified and made more efficient by delegating
+// to waitForService. However, this changes the threading structure in some
+// cases and could potentially break prebuilts. Once we have higher logistical
+// complexity, this could be attempted.
 sp<IBinder> ServiceManagerShim::getService(const String16& name) const
 {
     static bool gSystemBootCompleted = false;
@@ -321,6 +326,11 @@
 
     while(true) {
         {
+            // It would be really nice if we could read binder commands on this
+            // thread instead of needing a threadpool to be started, but for
+            // instance, if we call getAndExecuteCommand, it might be the case
+            // that another thread serves the callback, and we never get a
+            // command, so we hang indefinitely.
             std::unique_lock<std::mutex> lock(waiter->mMutex);
             using std::literals::chrono_literals::operator""s;
             waiter->mCv.wait_for(lock, 1s, [&] {
@@ -329,6 +339,8 @@
             if (waiter->mBinder != nullptr) return waiter->mBinder;
         }
 
+        ALOGW("Waited one second for %s (is service started? are binder threads started and available?)", name.c_str());
+
         // Handle race condition for lazy services. Here is what can happen:
         // - the service dies (not processed by init yet).
         // - sm processes death notification.
@@ -342,8 +354,6 @@
             return nullptr;
         }
         if (out != nullptr) return out;
-
-        ALOGW("Waited one second for %s", name.c_str());
     }
 }
 
diff --git a/libs/binder/MemoryDealer.cpp b/libs/binder/MemoryDealer.cpp
index ebf91f9..b46b3e8 100644
--- a/libs/binder/MemoryDealer.cpp
+++ b/libs/binder/MemoryDealer.cpp
@@ -387,7 +387,7 @@
     while (cur) {
         if (cur->start == start) {
             LOG_FATAL_IF(cur->free,
-                "block at offset 0x%08lX of size 0x%08lX already freed",
+                "block at offset 0x%08lX of size 0x%08X already freed",
                 cur->start*kMemoryAlign, cur->size*kMemoryAlign);
 
             // merge freed blocks together
@@ -411,7 +411,7 @@
                 }
             #endif
             LOG_FATAL_IF(!freed->free,
-                "freed block at offset 0x%08lX of size 0x%08lX is not free!",
+                "freed block at offset 0x%08lX of size 0x%08X is not free!",
                 freed->start * kMemoryAlign, freed->size * kMemoryAlign);
 
             return freed;
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index 1d94bd6..c7cb495 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -20,6 +20,7 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <inttypes.h>
+#include <linux/sched.h>
 #include <pthread.h>
 #include <stdint.h>
 #include <stdio.h>
@@ -188,16 +189,18 @@
     return OK;
 }
 
+static constexpr inline int schedPolicyMask(int policy, int priority) {
+    return (priority & FLAT_BINDER_FLAG_PRIORITY_MASK) | ((policy & 3) << FLAT_BINDER_FLAG_SCHED_POLICY_SHIFT);
+}
+
 status_t Parcel::flattenBinder(const sp<IBinder>& binder)
 {
     flat_binder_object obj;
+    obj.flags = FLAT_BINDER_FLAG_ACCEPTS_FDS;
 
-    if (IPCThreadState::self()->backgroundSchedulingDisabled()) {
-        /* minimum priority for all nodes is nice 0 */
-        obj.flags = FLAT_BINDER_FLAG_ACCEPTS_FDS;
-    } else {
-        /* minimum priority for all nodes is MAX_NICE(19) */
-        obj.flags = 0x13 | FLAT_BINDER_FLAG_ACCEPTS_FDS;
+    int schedBits = 0;
+    if (!IPCThreadState::self()->backgroundSchedulingDisabled()) {
+        schedBits = schedPolicyMask(SCHED_NORMAL, 19);
     }
 
     if (binder != nullptr) {
@@ -213,6 +216,13 @@
             obj.handle = handle;
             obj.cookie = 0;
         } else {
+            int policy = local->getMinSchedulerPolicy();
+            int priority = local->getMinSchedulerPriority();
+
+            if (policy != 0 || priority != 0) {
+                // override value, since it is set explicitly
+                schedBits = schedPolicyMask(policy, priority);
+            }
             if (local->isRequestingSid()) {
                 obj.flags |= FLAT_BINDER_FLAG_TXN_SECURITY_CTX;
             }
@@ -226,6 +236,8 @@
         obj.cookie = 0;
     }
 
+    obj.flags |= schedBits;
+
     return finishFlattenBinder(binder, obj);
 }
 
@@ -422,8 +434,10 @@
         const sp<ProcessState> proc(ProcessState::self());
         // grow objects
         if (mObjectsCapacity < mObjectsSize + numObjects) {
+            if ((size_t) numObjects > SIZE_MAX - mObjectsSize) return NO_MEMORY; // overflow
+            if (mObjectsSize + numObjects > SIZE_MAX / 3) return NO_MEMORY; // overflow
             size_t newSize = ((mObjectsSize + numObjects)*3)/2;
-            if (newSize*sizeof(binder_size_t) < mObjectsSize) return NO_MEMORY;   // overflow
+            if (newSize > SIZE_MAX / sizeof(binder_size_t)) return NO_MEMORY; // overflow
             binder_size_t *objects =
                 (binder_size_t*)realloc(mObjects, newSize*sizeof(binder_size_t));
             if (objects == (binder_size_t*)nullptr) {
@@ -1373,8 +1387,10 @@
         if (err != NO_ERROR) return err;
     }
     if (!enoughObjects) {
+        if (mObjectsSize > SIZE_MAX - 2) return NO_MEMORY; // overflow
+        if ((mObjectsSize + 2) > SIZE_MAX / 3) return NO_MEMORY; // overflow
         size_t newSize = ((mObjectsSize+2)*3)/2;
-        if (newSize*sizeof(binder_size_t) < mObjectsSize) return NO_MEMORY;   // overflow
+        if (newSize > SIZE_MAX / sizeof(binder_size_t)) return NO_MEMORY; // overflow
         binder_size_t* objects = (binder_size_t*)realloc(mObjects, newSize*sizeof(binder_size_t));
         if (objects == nullptr) return NO_MEMORY;
         mObjects = objects;
@@ -2606,10 +2622,12 @@
         return BAD_VALUE;
     }
 
+    if (len > SIZE_MAX - mDataSize) return NO_MEMORY; // overflow
+    if (mDataSize + len > SIZE_MAX / 3) return NO_MEMORY; // overflow
     size_t newSize = ((mDataSize+len)*3)/2;
     return (newSize <= mDataSize)
             ? (status_t) NO_MEMORY
-            : continueWrite(newSize);
+            : continueWrite(std::max(newSize, (size_t) 128));
 }
 
 status_t Parcel::restartWrite(size_t desired)
diff --git a/libs/binder/TEST_MAPPING b/libs/binder/TEST_MAPPING
index 9aa7651..c232283 100644
--- a/libs/binder/TEST_MAPPING
+++ b/libs/binder/TEST_MAPPING
@@ -7,6 +7,9 @@
       "name": "binderVendorDoubleLoadTest"
     },
     {
+      "name": "binderAllocationLimits"
+    },
+    {
       "name": "binderDriverInterfaceTest"
     },
     {
@@ -29,6 +32,17 @@
     },
     {
       "name": "libbinderthreadstateutils_test"
+    },
+    {
+      "name": "CtsOsTestCases",
+      "options": [
+        {
+          "exclude-filter": "android.os.cts.BuildTest#testSdkInt"
+        },
+        {
+          "exclude-filter": "android.os.cts.StrictModeTest#testNonSdkApiUsage"
+        }
+      ]
     }
   ]
 }
diff --git a/libs/binder/include/binder/Binder.h b/libs/binder/include/binder/Binder.h
index 74e52db..f3fea16 100644
--- a/libs/binder/include/binder/Binder.h
+++ b/libs/binder/include/binder/Binder.h
@@ -72,6 +72,22 @@
     // This must be called before the object is sent to another process. Not thread safe.
     void                setExtension(const sp<IBinder>& extension);
 
+    // This must be called before the object is sent to another process. Not thread safe.
+    //
+    // This function will abort if improper parameters are set. This is like
+    // sched_setscheduler. However, it sets the minimum scheduling policy
+    // only for the duration that this specific binder object is handling the
+    // call in a threadpool. By default, this API is set to SCHED_NORMAL/0. In
+    // this case, the scheduling priority will not actually be modified from
+    // binder defaults. See also IPCThreadState::disableBackgroundScheduling.
+    //
+    // Appropriate values are:
+    // SCHED_NORMAL: -20 <= priority <= 19
+    // SCHED_RR/SCHED_FIFO: 1 <= priority <= 99
+    void                setMinSchedulerPolicy(int policy, int priority);
+    int                 getMinSchedulerPolicy();
+    int                 getMinSchedulerPriority();
+
     pid_t               getDebugPid();
 
 protected:
diff --git a/libs/binder/include/binder/IInterface.h b/libs/binder/include/binder/IInterface.h
index 79d9b79..cabfc7f 100644
--- a/libs/binder/include/binder/IInterface.h
+++ b/libs/binder/include/binder/IInterface.h
@@ -20,6 +20,8 @@
 
 #include <binder/Binder.h>
 
+#include <assert.h>
+
 namespace android {
 
 // ----------------------------------------------------------------------
@@ -155,7 +157,11 @@
     std::unique_ptr<I##INTERFACE> I##INTERFACE::default_impl;           \
     bool I##INTERFACE::setDefaultImpl(std::unique_ptr<I##INTERFACE> impl)\
     {                                                                   \
-        if (!I##INTERFACE::default_impl && impl) {                      \
+        /* Only one user of this interface can use this function     */ \
+        /* at a time. This is a heuristic to detect if two different */ \
+        /* users in the same process use this function.              */ \
+        assert(!I##INTERFACE::default_impl);                            \
+        if (impl) {                                                     \
             I##INTERFACE::default_impl = std::move(impl);               \
             return true;                                                \
         }                                                               \
diff --git a/libs/binder/include/binder/IPCThreadState.h b/libs/binder/include/binder/IPCThreadState.h
index b4e4a42..8d51cdc 100644
--- a/libs/binder/include/binder/IPCThreadState.h
+++ b/libs/binder/include/binder/IPCThreadState.h
@@ -50,7 +50,7 @@
              * Returns the SELinux security identifier of the process which has
              * made the current binder call. If not in a binder call this will
              * return nullptr. If this isn't requested with
-             * IBinder::setRequestingSid, it will also return nullptr.
+             * Binder::setRequestingSid, it will also return nullptr.
              *
              * This can't be restored once it's cleared, and it does not return the
              * context of the current process when not in a binder call.
diff --git a/libs/binder/include/binder/ParcelFileDescriptor.h b/libs/binder/include/binder/ParcelFileDescriptor.h
index 2ede6c4..71e1d3c 100644
--- a/libs/binder/include/binder/ParcelFileDescriptor.h
+++ b/libs/binder/include/binder/ParcelFileDescriptor.h
@@ -31,8 +31,8 @@
 public:
     ParcelFileDescriptor();
     explicit ParcelFileDescriptor(android::base::unique_fd fd);
-    ParcelFileDescriptor(ParcelFileDescriptor&& other) : mFd(std::move(other.mFd)) { }
-    ParcelFileDescriptor& operator=(ParcelFileDescriptor&& other) = default;
+    ParcelFileDescriptor(ParcelFileDescriptor&& other) noexcept : mFd(std::move(other.mFd)) { }
+    ParcelFileDescriptor& operator=(ParcelFileDescriptor&& other) noexcept = default;
     ~ParcelFileDescriptor() override;
 
     int get() const { return mFd.get(); }
diff --git a/libs/binder/include/binder/Parcelable.h b/libs/binder/include/binder/Parcelable.h
index a9166e2..c113279 100644
--- a/libs/binder/include/binder/Parcelable.h
+++ b/libs/binder/include/binder/Parcelable.h
@@ -52,6 +52,12 @@
     //
     // Returns android::OK on success and an appropriate error otherwise.
     virtual status_t readFromParcel(const Parcel* parcel) = 0;
+
+    // 'Stable' means this parcelable is guaranteed to be stable for multiple years.
+    // It must be guaranteed by setting stability field in aidl_interface.
+    // WARNING: isStable() is only expected to be overridden by auto-generated code.
+    // Returns true if this parcelable is stable.
+    virtual bool isStable() const { return false; }
 };  // class Parcelable
 
 #if defined(__clang__)
diff --git a/libs/binder/include/binder/TextOutput.h b/libs/binder/include/binder/TextOutput.h
index f66406f..c7e1e14 100644
--- a/libs/binder/include/binder/TextOutput.h
+++ b/libs/binder/include/binder/TextOutput.h
@@ -50,12 +50,18 @@
 
 // ---------------------------------------------------------------------------
 
+// DO NOT USE: prefer libutils/libbase logs, which don't require static data to
+// be allocated.
 // Text output stream for printing to the log (via utils/Log.h).
 extern TextOutput& alog;
 
+// DO NOT USE: prefer libutils/libbase logs, which don't require static data to
+// be allocated.
 // Text output stream for printing to stdout.
 extern TextOutput& aout;
 
+// DO NOT USE: prefer libutils/libbase logs, which don't require static data to
+// be allocated.
 // Text output stream for printing to stderr.
 extern TextOutput& aerr;
 
diff --git a/libs/binder/ndk/Android.bp b/libs/binder/ndk/Android.bp
index e66e425..ab00914 100644
--- a/libs/binder/ndk/Android.bp
+++ b/libs/binder/ndk/Android.bp
@@ -36,6 +36,7 @@
     host_supported: true,
 
     export_include_dirs: [
+        "include_cpp",
         "include_ndk",
         "include_platform",
     ],
@@ -95,6 +96,17 @@
     license: "NOTICE",
 }
 
+// TODO(b/160624671): package with the aidl compiler
+ndk_headers {
+    name: "libbinder_ndk_helper_headers",
+    from: "include_cpp/android",
+    to: "android",
+    srcs: [
+        "include_cpp/android/*.h",
+    ],
+    license: "NOTICE",
+}
+
 ndk_library {
     name: "libbinder_ndk",
     symbol_file: "libbinder_ndk.map.txt",
@@ -105,6 +117,7 @@
     name: "libbinder_ndk",
     symbol_file: "libbinder_ndk.map.txt",
     export_include_dirs: [
+        "include_cpp",
         "include_ndk",
         "include_platform",
     ],
diff --git a/libs/binder/ndk/ibinder.cpp b/libs/binder/ndk/ibinder.cpp
index 649faa1..d287290 100644
--- a/libs/binder/ndk/ibinder.cpp
+++ b/libs/binder/ndk/ibinder.cpp
@@ -15,6 +15,7 @@
  */
 
 #include <android/binder_ibinder.h>
+#include <android/binder_ibinder_platform.h>
 #include "ibinder_internal.h"
 
 #include <android/binder_stability.h>
@@ -99,8 +100,14 @@
 
     String8 descriptor(getBinder()->getInterfaceDescriptor());
     if (descriptor != newDescriptor) {
-        LOG(ERROR) << __func__ << ": Expecting binder to have class '" << newDescriptor.c_str()
-                   << "' but descriptor is actually '" << descriptor.c_str() << "'.";
+        if (getBinder()->isBinderAlive()) {
+            LOG(ERROR) << __func__ << ": Expecting binder to have class '" << newDescriptor.c_str()
+                       << "' but descriptor is actually '" << descriptor.c_str() << "'.";
+        } else {
+            // b/155793159
+            LOG(ERROR) << __func__ << ": Cannot associate class '" << newDescriptor.c_str()
+                       << "' to dead binder.";
+        }
         return false;
     }
 
@@ -676,3 +683,29 @@
     rawBinder->setExtension(ext->getBinder());
     return STATUS_OK;
 }
+
+// platform methods follow
+
+void AIBinder_setRequestingSid(AIBinder* binder, bool requestingSid) {
+    ABBinder* localBinder = binder->asABBinder();
+    if (localBinder == nullptr) {
+        LOG(FATAL) << "AIBinder_setRequestingSid must be called on a local binder";
+    }
+
+    localBinder->setRequestingSid(requestingSid);
+}
+
+const char* AIBinder_getCallingSid() {
+    return ::android::IPCThreadState::self()->getCallingSid();
+}
+
+android::sp<android::IBinder> AIBinder_toPlatformBinder(AIBinder* binder) {
+    if (binder == nullptr) return nullptr;
+    return binder->getBinder();
+}
+
+AIBinder* AIBinder_fromPlatformBinder(const android::sp<android::IBinder>& binder) {
+    sp<AIBinder> ndkBinder = ABpBinder::lookupOrCreateFromBinder(binder);
+    AIBinder_incStrong(ndkBinder.get());
+    return ndkBinder.get();
+}
diff --git a/libs/binder/ndk/include_ndk/android/binder_auto_utils.h b/libs/binder/ndk/include_cpp/android/binder_auto_utils.h
similarity index 100%
rename from libs/binder/ndk/include_ndk/android/binder_auto_utils.h
rename to libs/binder/ndk/include_cpp/android/binder_auto_utils.h
diff --git a/libs/binder/ndk/include_ndk/android/binder_enums.h b/libs/binder/ndk/include_cpp/android/binder_enums.h
similarity index 100%
rename from libs/binder/ndk/include_ndk/android/binder_enums.h
rename to libs/binder/ndk/include_cpp/android/binder_enums.h
diff --git a/libs/binder/ndk/include_ndk/android/binder_interface_utils.h b/libs/binder/ndk/include_cpp/android/binder_interface_utils.h
similarity index 100%
rename from libs/binder/ndk/include_ndk/android/binder_interface_utils.h
rename to libs/binder/ndk/include_cpp/android/binder_interface_utils.h
diff --git a/libs/binder/ndk/include_ndk/android/binder_parcel_utils.h b/libs/binder/ndk/include_cpp/android/binder_parcel_utils.h
similarity index 100%
rename from libs/binder/ndk/include_ndk/android/binder_parcel_utils.h
rename to libs/binder/ndk/include_cpp/android/binder_parcel_utils.h
diff --git a/libs/binder/ndk/include_ndk/android/binder_ibinder.h b/libs/binder/ndk/include_ndk/android/binder_ibinder.h
index 4560f22..33763d5 100644
--- a/libs/binder/ndk/include_ndk/android/binder_ibinder.h
+++ b/libs/binder/ndk/include_ndk/android/binder_ibinder.h
@@ -26,6 +26,7 @@
 
 #pragma once
 
+#include <stdbool.h>
 #include <stdint.h>
 #include <sys/cdefs.h>
 #include <sys/types.h>
@@ -407,6 +408,8 @@
  * This returns true if the class association succeeds. If it fails, no change is made to the
  * binder object.
  *
+ * Warning: this may fail if the binder is dead.
+ *
  * Available since API level 29.
  *
  * \param binder the object to attach the class to.
diff --git a/libs/binder/ndk/include_ndk/android/binder_parcel.h b/libs/binder/ndk/include_ndk/android/binder_parcel.h
index 86b75b8..a031e29 100644
--- a/libs/binder/ndk/include_ndk/android/binder_parcel.h
+++ b/libs/binder/ndk/include_ndk/android/binder_parcel.h
@@ -26,6 +26,7 @@
 
 #pragma once
 
+#include <stdbool.h>
 #include <stddef.h>
 #include <sys/cdefs.h>
 
diff --git a/libs/binder/ndk/include_ndk/android/binder_status.h b/libs/binder/ndk/include_ndk/android/binder_status.h
index ab9a144..3a55f94 100644
--- a/libs/binder/ndk/include_ndk/android/binder_status.h
+++ b/libs/binder/ndk/include_ndk/android/binder_status.h
@@ -26,6 +26,7 @@
 #pragma once
 
 #include <errno.h>
+#include <stdbool.h>
 #include <stdint.h>
 #include <sys/cdefs.h>
 
diff --git a/libs/binder/ndk/include_platform/android/binder_ibinder_platform.h b/libs/binder/ndk/include_platform/android/binder_ibinder_platform.h
new file mode 100644
index 0000000..d4feaba
--- /dev/null
+++ b/libs/binder/ndk/include_platform/android/binder_ibinder_platform.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+#pragma once
+
+#include <android/binder_ibinder.h>
+
+#if !defined(__ANDROID_APEX__) && !defined(__ANDROID_VNDK__)
+#include <binder/IBinder.h>
+#endif
+
+__BEGIN_DECLS
+
+/**
+ * Makes calls to AIBinder_getCallingSid work if the kernel supports it. This
+ * must be called on a local binder server before it is sent out to any othe
+ * process. If this is a remote binder, it will abort. If the kernel doesn't
+ * support this feature, you'll always get null from AIBinder_getCallingSid.
+ *
+ * \param binder local server binder to request security contexts on
+ */
+void AIBinder_setRequestingSid(AIBinder* binder, bool requestingSid) __INTRODUCED_IN(31);
+
+/**
+ * Returns the selinux context of the callee.
+ *
+ * In order for this to work, the following conditions must be met:
+ * - The kernel must be new enough to support this feature.
+ * - The server must have called AIBinder_setRequestingSid.
+ * - The callee must be a remote process.
+ *
+ * \return security context or null if unavailable. The lifetime of this context
+ * is the lifetime of the transaction.
+ */
+__attribute__((warn_unused_result)) const char* AIBinder_getCallingSid() __INTRODUCED_IN(31);
+
+__END_DECLS
+
+#if !defined(__ANDROID_APEX__) && !defined(__ANDROID_VNDK__)
+
+/**
+ * Get libbinder version of binder from AIBinder.
+ *
+ * WARNING: function calls to a local object on the other side of this function
+ * will parcel. When converting between binders, keep in mind it is not as
+ * efficient as a direct function call.
+ *
+ * \param binder binder with ownership retained by the client
+ * \return platform binder object
+ */
+android::sp<android::IBinder> AIBinder_toPlatformBinder(AIBinder* binder);
+
+/**
+ * Get libbinder_ndk version of binder from platform binder.
+ *
+ * WARNING: function calls to a local object on the other side of this function
+ * will parcel. When converting between binders, keep in mind it is not as
+ * efficient as a direct function call.
+ *
+ * \param binder platform binder which may be from anywhere (doesn't have to be
+ * created with libbinder_ndK)
+ * \return binder with one reference count of ownership given to the client. See
+ * AIBinder_decStrong
+ */
+AIBinder* AIBinder_fromPlatformBinder(const android::sp<android::IBinder>& binder);
+
+#endif
diff --git a/libs/binder/ndk/include_platform/android/binder_parcel_platform.h b/libs/binder/ndk/include_platform/android/binder_parcel_platform.h
index ac46cb8..114a781 100644
--- a/libs/binder/ndk/include_platform/android/binder_parcel_platform.h
+++ b/libs/binder/ndk/include_platform/android/binder_parcel_platform.h
@@ -20,6 +20,10 @@
 
 __BEGIN_DECLS
 
+#if defined(__ANDROID_APEX__) || defined(__ANDROID_VNDK__)
+#error this is only for platform code
+#endif
+
 /**
  * Gets whether or not FDs are allowed by this AParcel
  *
@@ -29,4 +33,4 @@
  */
 bool AParcel_getAllowFds(const AParcel*);
 
-__END_DECLS
\ No newline at end of file
+__END_DECLS
diff --git a/libs/binder/ndk/libbinder_ndk.map.txt b/libs/binder/ndk/libbinder_ndk.map.txt
index a9eba47..9b5fa26 100644
--- a/libs/binder/ndk/libbinder_ndk.map.txt
+++ b/libs/binder/ndk/libbinder_ndk.map.txt
@@ -95,8 +95,6 @@
     AServiceManager_addService; # apex llndk
     AServiceManager_checkService; # apex llndk
     AServiceManager_getService; # apex llndk
-  local:
-    *;
 };
 
 LIBBINDER_NDK30 { # introduced=30
@@ -111,11 +109,21 @@
     AIBinder_markVendorStability; # llndk
     AIBinder_markVintfStability; # apex llndk
     AIBinder_Class_setHandleShellCommand; # apex llndk
-  local:
-    *;
+};
+
+LIBBINDER_NDK31 { # introduced=31
+  global:
+    AIBinder_getCallingSid; # apex
+    AIBinder_setRequestingSid; # apex
 };
 
 LIBBINDER_NDK_PLATFORM {
   global:
     AParcel_getAllowFds;
+    extern "C++" {
+        AIBinder_fromPlatformBinder*;
+        AIBinder_toPlatformBinder*;
+    };
+  local:
+    *;
 };
diff --git a/libs/binder/ndk/test/Android.bp b/libs/binder/ndk/tests/Android.bp
similarity index 98%
rename from libs/binder/ndk/test/Android.bp
rename to libs/binder/ndk/tests/Android.bp
index cb4b20f..5f5265c 100644
--- a/libs/binder/ndk/test/Android.bp
+++ b/libs/binder/ndk/tests/Android.bp
@@ -92,6 +92,7 @@
 
 aidl_interface {
     name: "IBinderVendorDoubleLoadTest",
+    unstable: true,
     vendor: true,
     srcs: [
         "IBinderVendorDoubleLoadTest.aidl",
@@ -100,6 +101,7 @@
 
 aidl_interface {
     name: "IBinderNdkUnitTest",
+    unstable: true,
     srcs: [
         "IBinderNdkUnitTest.aidl",
         "IEmpty.aidl",
diff --git a/libs/binder/ndk/test/AndroidTest.xml b/libs/binder/ndk/tests/AndroidTest.xml
similarity index 100%
rename from libs/binder/ndk/test/AndroidTest.xml
rename to libs/binder/ndk/tests/AndroidTest.xml
diff --git a/libs/binder/ndk/test/IBinderNdkUnitTest.aidl b/libs/binder/ndk/tests/IBinderNdkUnitTest.aidl
similarity index 93%
rename from libs/binder/ndk/test/IBinderNdkUnitTest.aidl
rename to libs/binder/ndk/tests/IBinderNdkUnitTest.aidl
index 6e8e463..dc77467d 100644
--- a/libs/binder/ndk/test/IBinderNdkUnitTest.aidl
+++ b/libs/binder/ndk/tests/IBinderNdkUnitTest.aidl
@@ -22,6 +22,10 @@
 import IEmpty;
 
 interface IBinderNdkUnitTest {
+    int repeatInt(int a);
+
     void takeInterface(IEmpty test);
     void forceFlushCommands();
+
+    boolean getsRequestedSid();
 }
diff --git a/libs/binder/ndk/test/IBinderVendorDoubleLoadTest.aidl b/libs/binder/ndk/tests/IBinderVendorDoubleLoadTest.aidl
similarity index 100%
rename from libs/binder/ndk/test/IBinderVendorDoubleLoadTest.aidl
rename to libs/binder/ndk/tests/IBinderVendorDoubleLoadTest.aidl
diff --git a/libs/binder/ndk/test/IEmpty.aidl b/libs/binder/ndk/tests/IEmpty.aidl
similarity index 100%
rename from libs/binder/ndk/test/IEmpty.aidl
rename to libs/binder/ndk/tests/IEmpty.aidl
diff --git a/libs/binder/ndk/test/binderVendorDoubleLoadTest.cpp b/libs/binder/ndk/tests/binderVendorDoubleLoadTest.cpp
similarity index 100%
rename from libs/binder/ndk/test/binderVendorDoubleLoadTest.cpp
rename to libs/binder/ndk/tests/binderVendorDoubleLoadTest.cpp
diff --git a/libs/binder/ndk/test/iface.cpp b/libs/binder/ndk/tests/iface.cpp
similarity index 100%
rename from libs/binder/ndk/test/iface.cpp
rename to libs/binder/ndk/tests/iface.cpp
diff --git a/libs/binder/ndk/test/include/iface/iface.h b/libs/binder/ndk/tests/include/iface/iface.h
similarity index 100%
rename from libs/binder/ndk/test/include/iface/iface.h
rename to libs/binder/ndk/tests/include/iface/iface.h
diff --git a/libs/binder/ndk/test/libbinder_ndk_unit_test.cpp b/libs/binder/ndk/tests/libbinder_ndk_unit_test.cpp
similarity index 87%
rename from libs/binder/ndk/test/libbinder_ndk_unit_test.cpp
rename to libs/binder/ndk/tests/libbinder_ndk_unit_test.cpp
index fd30d87..e3fdb4b 100644
--- a/libs/binder/ndk/test/libbinder_ndk_unit_test.cpp
+++ b/libs/binder/ndk/tests/libbinder_ndk_unit_test.cpp
@@ -19,6 +19,7 @@
 #include <aidl/BnEmpty.h>
 #include <android-base/logging.h>
 #include <android/binder_ibinder_jni.h>
+#include <android/binder_ibinder_platform.h>
 #include <android/binder_manager.h>
 #include <android/binder_process.h>
 #include <gtest/gtest.h>
@@ -34,6 +35,7 @@
 #include <sys/prctl.h>
 #include <chrono>
 #include <condition_variable>
+#include <iostream>
 #include <mutex>
 
 using namespace android;
@@ -42,6 +44,10 @@
 constexpr char kBinderNdkUnitTestService[] = "BinderNdkUnitTest";
 
 class MyBinderNdkUnitTest : public aidl::BnBinderNdkUnitTest {
+    ndk::ScopedAStatus repeatInt(int32_t in, int32_t* out) {
+        *out = in;
+        return ndk::ScopedAStatus::ok();
+    }
     ndk::ScopedAStatus takeInterface(const std::shared_ptr<aidl::IEmpty>& empty) {
         (void)empty;
         return ndk::ScopedAStatus::ok();
@@ -52,6 +58,12 @@
         android::IPCThreadState::self()->flushCommands();
         return ndk::ScopedAStatus::ok();
     }
+    ndk::ScopedAStatus getsRequestedSid(bool* out) {
+        const char* sid = AIBinder_getCallingSid();
+        std::cout << "Got security context: " << (sid ?: "null") << std::endl;
+        *out = sid != nullptr;
+        return ndk::ScopedAStatus::ok();
+    }
     binder_status_t handleShellCommand(int /*in*/, int out, int /*err*/, const char** args,
                                        uint32_t numArgs) override {
         for (uint32_t i = 0; i < numArgs; i++) {
@@ -66,8 +78,11 @@
     ABinderProcess_setThreadPoolMaxThreadCount(0);
 
     auto service = ndk::SharedRefBase::make<MyBinderNdkUnitTest>();
-    binder_status_t status =
-            AServiceManager_addService(service->asBinder().get(), kBinderNdkUnitTestService);
+    auto binder = service->asBinder();
+
+    AIBinder_setRequestingSid(binder.get(), true);
+
+    binder_status_t status = AServiceManager_addService(binder.get(), kBinderNdkUnitTestService);
 
     if (status != STATUS_OK) {
         LOG(FATAL) << "Could not register: " << status << " " << kBinderNdkUnitTestService;
@@ -274,6 +289,16 @@
     EXPECT_EQ(IFoo::getService(kInstanceName1), IFoo::getService(kInstanceName2));
 }
 
+TEST(NdkBinder, RequestedSidWorks) {
+    ndk::SpAIBinder binder(AServiceManager_getService(kBinderNdkUnitTestService));
+    std::shared_ptr<aidl::IBinderNdkUnitTest> service =
+            aidl::IBinderNdkUnitTest::fromBinder(binder);
+
+    bool gotSid = false;
+    EXPECT_TRUE(service->getsRequestedSid(&gotSid).isOk());
+    EXPECT_TRUE(gotSid);
+}
+
 TEST(NdkBinder, SentAidlBinderCanBeDestroyed) {
     static volatile bool destroyed = false;
     static std::mutex dMutex;
@@ -308,6 +333,30 @@
     EXPECT_TRUE(destroyed);
 }
 
+TEST(NdkBinder, ConvertToPlatformBinder) {
+    for (const ndk::SpAIBinder& binder :
+         {// remote
+          ndk::SpAIBinder(AServiceManager_getService(kBinderNdkUnitTestService)),
+          // local
+          ndk::SharedRefBase::make<MyBinderNdkUnitTest>()->asBinder()}) {
+        // convert to platform binder
+        EXPECT_NE(binder.get(), nullptr);
+        sp<IBinder> platformBinder = AIBinder_toPlatformBinder(binder.get());
+        EXPECT_NE(platformBinder.get(), nullptr);
+        auto proxy = interface_cast<IBinderNdkUnitTest>(platformBinder);
+        EXPECT_NE(proxy, nullptr);
+
+        // use platform binder
+        int out;
+        EXPECT_TRUE(proxy->repeatInt(4, &out).isOk());
+        EXPECT_EQ(out, 4);
+
+        // convert back
+        ndk::SpAIBinder backBinder = ndk::SpAIBinder(AIBinder_fromPlatformBinder(platformBinder));
+        EXPECT_EQ(backBinder.get(), binder.get());
+    }
+}
+
 class MyResultReceiver : public BnResultReceiver {
    public:
     Mutex mMutex;
diff --git a/libs/binder/tests/Android.bp b/libs/binder/tests/Android.bp
index c7b7551..9dad969 100644
--- a/libs/binder/tests/Android.bp
+++ b/libs/binder/tests/Android.bp
@@ -137,6 +137,7 @@
 
 aidl_interface {
     name: "binderStabilityTestIface",
+    unstable: true,
     srcs: [
         "IBinderStabilityTest.aidl",
     ],
@@ -163,3 +164,18 @@
     test_suites: ["device-tests"],
     require_root: true,
 }
+
+cc_test {
+    name: "binderAllocationLimits",
+    defaults: ["binder_test_defaults"],
+    srcs: ["binderAllocationLimits.cpp"],
+    shared_libs: [
+        "libbinder",
+        "liblog",
+        "libutils",
+        "libutilscallstack",
+        "libbase",
+    ],
+    test_suites: ["device-tests"],
+    require_root: true,
+}
diff --git a/libs/binder/tests/binderAllocationLimits.cpp b/libs/binder/tests/binderAllocationLimits.cpp
new file mode 100644
index 0000000..e1f5ed5
--- /dev/null
+++ b/libs/binder/tests/binderAllocationLimits.cpp
@@ -0,0 +1,186 @@
+/*
+ * Copyright (C) 2020 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 <android-base/logging.h>
+#include <binder/Parcel.h>
+#include <binder/IServiceManager.h>
+#include <gtest/gtest.h>
+#include <utils/CallStack.h>
+
+#include <malloc.h>
+#include <functional>
+#include <vector>
+
+struct DestructionAction {
+    DestructionAction(std::function<void()> f) : mF(std::move(f)) {}
+    ~DestructionAction() { mF(); };
+private:
+    std::function<void()> mF;
+};
+
+// Group of hooks
+struct MallocHooks {
+    decltype(__malloc_hook) malloc_hook;
+    decltype(__realloc_hook) realloc_hook;
+
+    static MallocHooks save() {
+        return {
+            .malloc_hook = __malloc_hook,
+            .realloc_hook = __realloc_hook,
+        };
+    }
+
+    void overwrite() const {
+        __malloc_hook = malloc_hook;
+        __realloc_hook = realloc_hook;
+    }
+};
+
+static const MallocHooks orig_malloc_hooks = MallocHooks::save();
+
+// When malloc is hit, executes lambda.
+namespace LambdaHooks {
+    using AllocationHook = std::function<void(size_t)>;
+    static std::vector<AllocationHook> lambdas = {};
+
+    static void* lambda_realloc_hook(void* ptr, size_t bytes, const void* arg);
+    static void* lambda_malloc_hook(size_t bytes, const void* arg);
+
+    static const MallocHooks lambda_malloc_hooks = {
+        .malloc_hook = lambda_malloc_hook,
+        .realloc_hook = lambda_realloc_hook,
+    };
+
+    static void* lambda_malloc_hook(size_t bytes, const void* arg) {
+        {
+            orig_malloc_hooks.overwrite();
+            lambdas.at(lambdas.size() - 1)(bytes);
+            lambda_malloc_hooks.overwrite();
+        }
+        return orig_malloc_hooks.malloc_hook(bytes, arg);
+    }
+
+    static void* lambda_realloc_hook(void* ptr, size_t bytes, const void* arg) {
+        {
+            orig_malloc_hooks.overwrite();
+            lambdas.at(lambdas.size() - 1)(bytes);
+            lambda_malloc_hooks.overwrite();
+        }
+        return orig_malloc_hooks.realloc_hook(ptr, bytes, arg);
+    }
+
+}
+
+// Action to execute when malloc is hit. Supports nesting. Malloc is not
+// restricted when the allocation hook is being processed.
+__attribute__((warn_unused_result))
+DestructionAction OnMalloc(LambdaHooks::AllocationHook f) {
+    MallocHooks before = MallocHooks::save();
+    LambdaHooks::lambdas.emplace_back(std::move(f));
+    LambdaHooks::lambda_malloc_hooks.overwrite();
+    return DestructionAction([before]() {
+        before.overwrite();
+        LambdaHooks::lambdas.pop_back();
+    });
+}
+
+// exported symbol, to force compiler not to optimize away pointers we set here
+const void* imaginary_use;
+
+TEST(TestTheTest, OnMalloc) {
+    size_t mallocs = 0;
+    {
+        const auto on_malloc = OnMalloc([&](size_t bytes) {
+            mallocs++;
+            EXPECT_EQ(bytes, 40);
+        });
+
+        imaginary_use = new int[10];
+    }
+    EXPECT_EQ(mallocs, 1);
+}
+
+
+__attribute__((warn_unused_result))
+DestructionAction ScopeDisallowMalloc() {
+    return OnMalloc([&](size_t bytes) {
+        ADD_FAILURE() << "Unexpected allocation: " << bytes;
+        using android::CallStack;
+        std::cout << CallStack::stackToString("UNEXPECTED ALLOCATION", CallStack::getCurrent(4 /*ignoreDepth*/).get())
+                  << std::endl;
+    });
+}
+
+using android::IBinder;
+using android::Parcel;
+using android::String16;
+using android::defaultServiceManager;
+using android::sp;
+using android::IServiceManager;
+
+static sp<IBinder> GetRemoteBinder() {
+    // This gets binder representing the service manager
+    // the current IServiceManager API doesn't expose the binder, and
+    // I want to avoid adding usages of the AIDL generated interface it
+    // is using underneath, so to avoid people copying it.
+    sp<IBinder> binder = defaultServiceManager()->checkService(String16("manager"));
+    EXPECT_NE(nullptr, binder);
+    return binder;
+}
+
+TEST(BinderAllocation, ParcelOnStack) {
+    const auto m = ScopeDisallowMalloc();
+    Parcel p;
+    imaginary_use = p.data();
+}
+
+TEST(BinderAllocation, GetServiceManager) {
+    defaultServiceManager(); // first call may alloc
+    const auto m = ScopeDisallowMalloc();
+    defaultServiceManager();
+}
+
+// note, ping does not include interface descriptor
+TEST(BinderAllocation, PingTransaction) {
+    sp<IBinder> a_binder = GetRemoteBinder();
+    const auto m = ScopeDisallowMalloc();
+    a_binder->pingBinder();
+}
+
+TEST(BinderAllocation, SmallTransaction) {
+    String16 empty_descriptor = String16("");
+    sp<IServiceManager> manager = defaultServiceManager();
+
+    size_t mallocs = 0;
+    const auto on_malloc = OnMalloc([&](size_t bytes) {
+        mallocs++;
+        // Parcel should allocate a small amount by default
+        EXPECT_EQ(bytes, 128);
+    });
+    manager->checkService(empty_descriptor);
+
+    EXPECT_EQ(mallocs, 1);
+}
+
+int main(int argc, char** argv) {
+    if (getenv("LIBC_HOOKS_ENABLE") == nullptr) {
+        CHECK(0 == setenv("LIBC_HOOKS_ENABLE", "1", true /*overwrite*/));
+        execv(argv[0], argv);
+        return 1;
+    }
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}
diff --git a/libs/binder/tests/binderLibTest.cpp b/libs/binder/tests/binderLibTest.cpp
index 8cb06e1..f8ee32c 100644
--- a/libs/binder/tests/binderLibTest.cpp
+++ b/libs/binder/tests/binderLibTest.cpp
@@ -48,6 +48,9 @@
 static char *binderserversuffix;
 static char binderserverarg[] = "--binderserver";
 
+static constexpr int kSchedPolicy = SCHED_RR;
+static constexpr int kSchedPriority = 7;
+
 static String16 binderLibTestServiceName = String16("test.binderLib");
 
 enum BinderLibTestTranscationCode {
@@ -73,6 +76,7 @@
     BINDER_LIB_TEST_GET_PTR_SIZE_TRANSACTION,
     BINDER_LIB_TEST_CREATE_BINDER_TRANSACTION,
     BINDER_LIB_TEST_GET_WORK_SOURCE_TRANSACTION,
+    BINDER_LIB_TEST_GET_SCHEDULING_POLICY,
     BINDER_LIB_TEST_ECHO_VECTOR,
 };
 
@@ -1012,6 +1016,22 @@
     EXPECT_EQ(NO_ERROR, ret2);
 }
 
+TEST_F(BinderLibTest, SchedPolicySet) {
+    sp<IBinder> server = addServer();
+    ASSERT_TRUE(server != nullptr);
+
+    Parcel data, reply;
+    status_t ret = server->transact(BINDER_LIB_TEST_GET_SCHEDULING_POLICY, data, &reply);
+    EXPECT_EQ(NO_ERROR, ret);
+
+    int policy = reply.readInt32();
+    int priority = reply.readInt32();
+
+    EXPECT_EQ(kSchedPolicy, policy & (~SCHED_RESET_ON_FORK));
+    EXPECT_EQ(kSchedPriority, priority);
+}
+
+
 TEST_F(BinderLibTest, VectorSent) {
     Parcel data, reply;
     sp<IBinder> server = addServer();
@@ -1301,6 +1321,16 @@
                 reply->writeInt32(IPCThreadState::self()->getCallingWorkSourceUid());
                 return NO_ERROR;
             }
+            case BINDER_LIB_TEST_GET_SCHEDULING_POLICY: {
+                int policy = 0;
+                sched_param param;
+                if (0 != pthread_getschedparam(pthread_self(), &policy, &param)) {
+                    return UNKNOWN_ERROR;
+                }
+                reply->writeInt32(policy);
+                reply->writeInt32(param.sched_priority);
+                return NO_ERROR;
+            }
             case BINDER_LIB_TEST_ECHO_VECTOR: {
                 std::vector<uint64_t> vector;
                 auto err = data.readUint64Vector(&vector);
@@ -1334,6 +1364,8 @@
     {
         sp<BinderLibTestService> testService = new BinderLibTestService(index);
 
+        testService->setMinSchedulerPolicy(kSchedPolicy, kSchedPriority);
+
         /*
          * Normally would also contain functionality as well, but we are only
          * testing the extension mechanism.
diff --git a/libs/binder/tests/binderThroughputTest.cpp b/libs/binder/tests/binderThroughputTest.cpp
index b790997..3b1faa8 100644
--- a/libs/binder/tests/binderThroughputTest.cpp
+++ b/libs/binder/tests/binderThroughputTest.cpp
@@ -116,7 +116,7 @@
         if (time > max_time_bucket) {
             m_long_transactions++;
         }
-        m_buckets[min(time, max_time_bucket-1) / time_per_bucket] += 1;
+        m_buckets[min((uint32_t)(time / time_per_bucket), num_buckets - 1)] += 1;
         m_best = min(time, m_best);
         m_worst = max(time, m_worst);
         m_transactions += 1;
diff --git a/libs/binderthreadstate/Android.bp b/libs/binderthreadstate/Android.bp
index c186110..88752ee 100644
--- a/libs/binderthreadstate/Android.bp
+++ b/libs/binderthreadstate/Android.bp
@@ -22,7 +22,7 @@
 
     shared_libs: [
         "libbinder",
-        "libhidlbase",  // libhwbinder is in here
+        "libhidlbase", // libhwbinder is in here
     ],
 
     export_include_dirs: ["include"],
@@ -31,6 +31,7 @@
         "-Wall",
         "-Werror",
     ],
+    min_sdk_version: "29",
 }
 
 hidl_package_root {
@@ -39,6 +40,7 @@
 
 aidl_interface {
     name: "binderthreadstateutilstest.aidl",
+    unstable: true,
     srcs: ["IAidlStuff.aidl"],
 }
 
diff --git a/libs/binderthreadstate/test.cpp b/libs/binderthreadstate/test.cpp
index 68cc225..44e2fd1 100644
--- a/libs/binderthreadstate/test.cpp
+++ b/libs/binderthreadstate/test.cpp
@@ -165,7 +165,6 @@
     android::ProcessState::self()->startThreadPool();
 
     // HIDL
-    setenv("TREBLE_TESTING_OVERRIDE", "true", true);
     android::hardware::configureRpcThreadpool(1, true /*callerWillJoin*/);
     sp<IHidlStuff> hidlServer = new HidlServer(thisId, otherId);
     CHECK(OK == hidlServer->registerAsService(id2name(thisId).c_str()));
@@ -176,7 +175,7 @@
 
 int main(int argc, char** argv) {
     ::testing::InitGoogleTest(&argc, argv);
-    setenv("TREBLE_TESTING_OVERRIDE", "true", true);
+    android::hardware::details::setTrebleTestingOverride(true);
     if (fork() == 0) {
         prctl(PR_SET_PDEATHSIG, SIGHUP);
         return server(kP1Id, kP2Id);
diff --git a/libs/cputimeinstate/cputimeinstate.cpp b/libs/cputimeinstate/cputimeinstate.cpp
index 58126dc..b2ebf5d 100644
--- a/libs/cputimeinstate/cputimeinstate.cpp
+++ b/libs/cputimeinstate/cputimeinstate.cpp
@@ -88,16 +88,6 @@
     return policyN1 - policyN2;
 }
 
-static int bpf_obj_get_wronly(const char *pathname) {
-    union bpf_attr attr;
-
-    memset(&attr, 0, sizeof(attr));
-    attr.pathname = ptr_to_u64((void *)pathname);
-    attr.file_flags = BPF_F_WRONLY;
-
-    return syscall(__NR_bpf, BPF_OBJ_GET, &attr, sizeof(attr));
-}
-
 static bool initGlobals() {
     std::lock_guard<std::mutex> guard(gInitializedMutex);
     if (gInitialized) return true;
@@ -156,7 +146,7 @@
 static bool attachTracepointProgram(const std::string &eventType, const std::string &eventName) {
     std::string path = StringPrintf(BPF_FS_PATH "prog_time_in_state_tracepoint_%s_%s",
                                     eventType.c_str(), eventName.c_str());
-    int prog_fd = bpfFdGet(path.c_str(), BPF_F_RDONLY);
+    int prog_fd = retrieveProgram(path.c_str());
     if (prog_fd < 0) return false;
     return bpf_attach_tracepoint(prog_fd, eventType.c_str(), eventName.c_str()) >= 0;
 }
@@ -183,7 +173,7 @@
     if (!initGlobals()) return false;
     if (gTracking) return true;
 
-    unique_fd cpuPolicyFd(bpf_obj_get_wronly(BPF_FS_PATH "map_time_in_state_cpu_policy_map"));
+    unique_fd cpuPolicyFd(mapRetrieveWO(BPF_FS_PATH "map_time_in_state_cpu_policy_map"));
     if (cpuPolicyFd < 0) return false;
 
     for (uint32_t i = 0; i < gPolicyCpus.size(); ++i) {
@@ -192,7 +182,7 @@
         }
     }
 
-    unique_fd freqToIdxFd(bpf_obj_get_wronly(BPF_FS_PATH "map_time_in_state_freq_to_idx_map"));
+    unique_fd freqToIdxFd(mapRetrieveWO(BPF_FS_PATH "map_time_in_state_freq_to_idx_map"));
     if (freqToIdxFd < 0) return false;
     freq_idx_key_t key;
     for (uint32_t i = 0; i < gNPolicies; ++i) {
@@ -207,23 +197,23 @@
         }
     }
 
-    unique_fd cpuLastUpdateFd(bpf_obj_get_wronly(BPF_FS_PATH "map_time_in_state_cpu_last_update_map"));
+    unique_fd cpuLastUpdateFd(mapRetrieveWO(BPF_FS_PATH "map_time_in_state_cpu_last_update_map"));
     if (cpuLastUpdateFd < 0) return false;
     std::vector<uint64_t> zeros(get_nprocs_conf(), 0);
     uint32_t zero = 0;
     if (writeToMapEntry(cpuLastUpdateFd, &zero, zeros.data(), BPF_ANY)) return false;
 
-    unique_fd nrActiveFd(bpf_obj_get_wronly(BPF_FS_PATH "map_time_in_state_nr_active_map"));
+    unique_fd nrActiveFd(mapRetrieveWO(BPF_FS_PATH "map_time_in_state_nr_active_map"));
     if (nrActiveFd < 0) return false;
     if (writeToMapEntry(nrActiveFd, &zero, &zero, BPF_ANY)) return false;
 
-    unique_fd policyNrActiveFd(bpf_obj_get_wronly(BPF_FS_PATH "map_time_in_state_policy_nr_active_map"));
+    unique_fd policyNrActiveFd(mapRetrieveWO(BPF_FS_PATH "map_time_in_state_policy_nr_active_map"));
     if (policyNrActiveFd < 0) return false;
     for (uint32_t i = 0; i < gNPolicies; ++i) {
         if (writeToMapEntry(policyNrActiveFd, &i, &zero, BPF_ANY)) return false;
     }
 
-    unique_fd policyFreqIdxFd(bpf_obj_get_wronly(BPF_FS_PATH "map_time_in_state_policy_freq_idx_map"));
+    unique_fd policyFreqIdxFd(mapRetrieveWO(BPF_FS_PATH "map_time_in_state_policy_freq_idx_map"));
     if (policyFreqIdxFd < 0) return false;
     for (uint32_t i = 0; i < gNPolicies; ++i) {
         auto freqIdx = getPolicyFreqIdx(i);
diff --git a/libs/graphicsenv/GraphicsEnv.cpp b/libs/graphicsenv/GraphicsEnv.cpp
index 5cb2bec..5d51d2b 100644
--- a/libs/graphicsenv/GraphicsEnv.cpp
+++ b/libs/graphicsenv/GraphicsEnv.cpp
@@ -134,12 +134,8 @@
     return env;
 }
 
-int GraphicsEnv::getCanLoadSystemLibraries() {
-    if (property_get_bool("ro.debuggable", false) && prctl(PR_GET_DUMPABLE, 0, 0, 0, 0)) {
-        // Return an integer value since this crosses library boundaries
-        return 1;
-    }
-    return 0;
+bool GraphicsEnv::isDebuggable() {
+    return prctl(PR_GET_DUMPABLE, 0, 0, 0, 0) > 0;
 }
 
 void GraphicsEnv::setDriverPathAndSphalLibraries(const std::string path,
diff --git a/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h b/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
index 937bcd9..227b458 100644
--- a/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
+++ b/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
@@ -84,7 +84,16 @@
 public:
     static GraphicsEnv& getInstance();
 
-    int getCanLoadSystemLibraries();
+    // Check if the process is debuggable. It returns false except in any of the
+    // following circumstances:
+    // 1. ro.debuggable=1 (global debuggable enabled).
+    // 2. android:debuggable="true" in the manifest for an individual app.
+    // 3. An app which explicitly calls prctl(PR_SET_DUMPABLE, 1).
+    // 4. GraphicsEnv calls prctl(PR_SET_DUMPABLE, 1) in the presence of
+    //    <meta-data android:name="com.android.graphics.injectLayers.enable"
+    //               android:value="true"/>
+    //    in the application manifest.
+    bool isDebuggable();
 
     // Set a search path for loading graphics drivers. The path is a list of
     // directories separated by ':'. A directory can be contained in a zip file
diff --git a/libs/gui/Android.bp b/libs/gui/Android.bp
index f3d5aab..9fc16ba 100644
--- a/libs/gui/Android.bp
+++ b/libs/gui/Android.bp
@@ -27,6 +27,7 @@
         "android.hardware.graphics.bufferqueue@1.0",
         "android.hardware.graphics.bufferqueue@2.0",
     ],
+    min_sdk_version: "29",
 }
 
 cc_library_shared {
@@ -106,6 +107,11 @@
 cc_library_static {
     name: "libgui_bufferqueue_static",
     vendor_available: true,
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.media.swcodec",
+    ],
+    min_sdk_version: "29",
 
     cflags: [
         "-DNO_BUFFERHUB",
diff --git a/libs/gui/OWNERS b/libs/gui/OWNERS
index b77dfda..ecccf29 100644
--- a/libs/gui/OWNERS
+++ b/libs/gui/OWNERS
@@ -1,6 +1,7 @@
 adyabr@google.com
 akrulec@google.com
 alecmouri@google.com
+chaviw@google.com
 chrisforbes@google.com
 jessehall@google.com
 lpy@google.com
@@ -9,3 +10,16 @@
 steventhomas@google.com
 stoza@google.com
 vhau@google.com
+vishnun@google.com
+
+per-file EndToEndNativeInputTest.cpp = svv@google.com
+
+# BufferQueue is feature-frozen
+per-file BufferQueue* = set noparent
+per-file BufferQueue* = jreck@google.com, sumir@google.com, alecmouri@google.com
+per-file IGraphicBuffer* = set noparent
+per-file IGraphicBuffer* = jreck@google.com, sumir@google.com, alecmouri@google.com
+per-file include/gui/BufferQueue* = set noparent
+per-file include/gui/BufferQueue* = jreck@google.com, sumir@google.com, alecmouri@google.com
+per-file include/gui/IGraphicBuffer* = set noparent
+per-file include/gui/IGraphicBuffer* = jreck@google.com, sumir@google.com, alecmouri@google.com
\ No newline at end of file
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index def9fe9..dfc6185 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -701,14 +701,15 @@
 }
 
 SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setMetadata(
-        const sp<SurfaceControl>& sc, uint32_t key, std::vector<uint8_t> data) {
+        const sp<SurfaceControl>& sc, uint32_t key, const Parcel& p) {
     layer_state_t* s = getLayerState(sc);
     if (!s) {
         mStatus = BAD_INDEX;
         return *this;
     }
     s->what |= layer_state_t::eMetadataChanged;
-    s->metadata.mMap[key] = std::move(data);
+
+    s->metadata.mMap[key] = {p.data(), p.data() + p.dataSize()};
 
     registerSurfaceControlForCallback(sc);
     return *this;
diff --git a/libs/gui/bufferqueue/OWNERS b/libs/gui/bufferqueue/OWNERS
index cbe9317..615dd79 100644
--- a/libs/gui/bufferqueue/OWNERS
+++ b/libs/gui/bufferqueue/OWNERS
@@ -1,5 +1,4 @@
-chz@google.com
-lajos@google.com
-pawin@google.com
-taklee@google.com
-wonsik@google.com
+# BufferQueue is feature-frozen
+jreck@google.com
+sumir@google.com
+alecmouri@google.com
\ No newline at end of file
diff --git a/libs/gui/include/gui/LayerMetadata.h b/libs/gui/include/gui/LayerMetadata.h
index 47f0ced..d58e019 100644
--- a/libs/gui/include/gui/LayerMetadata.h
+++ b/libs/gui/include/gui/LayerMetadata.h
@@ -22,7 +22,12 @@
 
 namespace android {
 
-enum { METADATA_OWNER_UID = 1, METADATA_WINDOW_TYPE = 2, METADATA_TASK_ID = 3 };
+enum {
+    METADATA_OWNER_UID = 1,
+    METADATA_WINDOW_TYPE = 2,
+    METADATA_TASK_ID = 3,
+    METADATA_MOUSE_CURSOR = 4,
+};
 
 struct LayerMetadata : public Parcelable {
     std::unordered_map<uint32_t, std::vector<uint8_t>> mMap;
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index 0e17c7b..9d96485 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -362,8 +362,7 @@
         Transaction& setCrop_legacy(const sp<SurfaceControl>& sc, const Rect& crop);
         Transaction& setCornerRadius(const sp<SurfaceControl>& sc, float cornerRadius);
         Transaction& setLayerStack(const sp<SurfaceControl>& sc, uint32_t layerStack);
-        Transaction& setMetadata(const sp<SurfaceControl>& sc, uint32_t key,
-                                 std::vector<uint8_t> data);
+        Transaction& setMetadata(const sp<SurfaceControl>& sc, uint32_t key, const Parcel& p);
         // Defers applying any changes made in this transaction until the Layer
         // identified by handle reaches the given frameNumber. If the Layer identified
         // by handle is removed, then we will apply this transaction regardless of
diff --git a/libs/gui/sysprop/Android.bp b/libs/gui/sysprop/Android.bp
index e7f7c1f..64b1eac 100644
--- a/libs/gui/sysprop/Android.bp
+++ b/libs/gui/sysprop/Android.bp
@@ -4,4 +4,7 @@
     api_packages: ["android.sysprop"],
     property_owner: "Platform",
     vendor_available: true,
+    cpp: {
+        min_sdk_version: "29",
+    },
 }
diff --git a/libs/input/Android.bp b/libs/input/Android.bp
index 2d78811..6132b1c 100644
--- a/libs/input/Android.bp
+++ b/libs/input/Android.bp
@@ -34,6 +34,9 @@
 
     clang: true,
 
+    header_libs: ["jni_headers"],
+    export_header_lib_headers: ["jni_headers"],
+
     shared_libs: [
         "libbase",
         "liblog",
diff --git a/libs/input/TouchVideoFrame.cpp b/libs/input/TouchVideoFrame.cpp
index 8a4298a..ce76e3f 100644
--- a/libs/input/TouchVideoFrame.cpp
+++ b/libs/input/TouchVideoFrame.cpp
@@ -42,13 +42,13 @@
 void TouchVideoFrame::rotate(int32_t orientation) {
     switch (orientation) {
         case DISPLAY_ORIENTATION_90:
-            rotateQuarterTurn(true /*clockwise*/);
+            rotateQuarterTurn(false /*clockwise*/);
             break;
         case DISPLAY_ORIENTATION_180:
             rotate180();
             break;
         case DISPLAY_ORIENTATION_270:
-            rotateQuarterTurn(false /*clockwise*/);
+            rotateQuarterTurn(true /*clockwise*/);
             break;
     }
 }
diff --git a/libs/input/tests/TouchVideoFrame_test.cpp b/libs/input/tests/TouchVideoFrame_test.cpp
index 815424e..fe06cad 100644
--- a/libs/input/tests/TouchVideoFrame_test.cpp
+++ b/libs/input/tests/TouchVideoFrame_test.cpp
@@ -85,14 +85,14 @@
 
 TEST(TouchVideoFrame, Rotate90_2x2) {
     TouchVideoFrame frame(2, 2, {1, 2, 3, 4}, TIMESTAMP);
-    TouchVideoFrame frameRotated(2, 2, {3, 1, 4, 2}, TIMESTAMP);
+    TouchVideoFrame frameRotated(2, 2, {2, 4, 1, 3}, TIMESTAMP);
     frame.rotate(DISPLAY_ORIENTATION_90);
     ASSERT_EQ(frame, frameRotated);
 }
 
 TEST(TouchVideoFrame, Rotate90_3x2) {
     TouchVideoFrame frame(3, 2, {1, 2, 3, 4, 5, 6}, TIMESTAMP);
-    TouchVideoFrame frameRotated(2, 3, {5, 3, 1, 6, 4, 2}, TIMESTAMP);
+    TouchVideoFrame frameRotated(2, 3, {2, 4, 6, 1, 3, 5}, TIMESTAMP);
     frame.rotate(DISPLAY_ORIENTATION_90);
     ASSERT_EQ(frame, frameRotated);
 }
@@ -170,14 +170,14 @@
 
 TEST(TouchVideoFrame, Rotate270_2x2) {
     TouchVideoFrame frame(2, 2, {1, 2, 3, 4}, TIMESTAMP);
-    TouchVideoFrame frameRotated(2, 2, {2, 4, 1, 3}, TIMESTAMP);
+    TouchVideoFrame frameRotated(2, 2, {3, 1, 4, 2}, TIMESTAMP);
     frame.rotate(DISPLAY_ORIENTATION_270);
     ASSERT_EQ(frame, frameRotated);
 }
 
 TEST(TouchVideoFrame, Rotate270_3x2) {
     TouchVideoFrame frame(3, 2, {1, 2, 3, 4, 5, 6}, TIMESTAMP);
-    TouchVideoFrame frameRotated(2, 3, {2, 4, 6, 1, 3, 5}, TIMESTAMP);
+    TouchVideoFrame frameRotated(2, 3, {5, 3, 1, 6, 4, 2}, TIMESTAMP);
     frame.rotate(DISPLAY_ORIENTATION_270);
     ASSERT_EQ(frame, frameRotated);
 }
diff --git a/libs/math/Android.bp b/libs/math/Android.bp
index 693bace..3b1edcb 100644
--- a/libs/math/Android.bp
+++ b/libs/math/Android.bp
@@ -16,6 +16,14 @@
     name: "libmath",
     host_supported: true,
     vendor_available: true,
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.media",
+        "com.android.media.swcodec",
+        "com.android.neuralnetworks",
+    ],
+    min_sdk_version: "29",
+
     export_include_dirs: ["include"],
 }
 
diff --git a/libs/nativebase/Android.bp b/libs/nativebase/Android.bp
index 7375a2b..8399e8c 100644
--- a/libs/nativebase/Android.bp
+++ b/libs/nativebase/Android.bp
@@ -16,6 +16,8 @@
     name: "libnativebase_headers",
     vendor_available: true,
     host_supported: true,
+    // TODO(b/153609531): remove when no longer needed.
+    native_bridge_supported: true,
     export_include_dirs: ["include"],
 
     target: {
@@ -25,5 +27,6 @@
         windows: {
             enabled: true,
         },
-    }
+    },
+    min_sdk_version: "29",
 }
diff --git a/libs/nativewindow/Android.bp b/libs/nativewindow/Android.bp
index 55400c7..a756bc7 100644
--- a/libs/nativewindow/Android.bp
+++ b/libs/nativewindow/Android.bp
@@ -25,6 +25,9 @@
     name: "libnativewindow_headers",
     export_include_dirs: ["include"],
     vendor_available: true,
+    // TODO(b/153609531): remove when no longer needed.
+    native_bridge_supported: true,
+    min_sdk_version: "29",
 }
 
 ndk_library {
diff --git a/libs/renderengine/gl/GLESRenderEngine.cpp b/libs/renderengine/gl/GLESRenderEngine.cpp
index d2a7525..2b83a28 100644
--- a/libs/renderengine/gl/GLESRenderEngine.cpp
+++ b/libs/renderengine/gl/GLESRenderEngine.cpp
@@ -424,6 +424,7 @@
         mFlushTracer = std::make_unique<FlushTracer>(this);
     }
     mImageManager = std::make_unique<ImageManager>(this);
+    mImageManager->initThread();
     mDrawingBuffer = createFramebuffer();
 }
 
diff --git a/libs/renderengine/gl/ImageManager.cpp b/libs/renderengine/gl/ImageManager.cpp
index 5af0e4f..6256649 100644
--- a/libs/renderengine/gl/ImageManager.cpp
+++ b/libs/renderengine/gl/ImageManager.cpp
@@ -14,6 +14,9 @@
  * limitations under the License.
  */
 
+//#define LOG_NDEBUG 0
+#undef LOG_TAG
+#define LOG_TAG "RenderEngine"
 #define ATRACE_TAG ATRACE_TAG_GRAPHICS
 
 #include <pthread.h>
@@ -27,7 +30,10 @@
 namespace renderengine {
 namespace gl {
 
-ImageManager::ImageManager(GLESRenderEngine* engine) : mEngine(engine) {
+ImageManager::ImageManager(GLESRenderEngine* engine) : mEngine(engine) {}
+
+void ImageManager::initThread() {
+    mThread = std::thread([this]() { threadMain(); });
     pthread_setname_np(mThread.native_handle(), "ImageManager");
     // Use SCHED_FIFO to minimize jitter
     struct sched_param param = {0};
@@ -133,6 +139,8 @@
             entry.barrier->condition.notify_one();
         }
     }
+
+    ALOGD("Reached end of threadMain, terminating ImageManager thread!");
 }
 
 } // namespace gl
diff --git a/libs/renderengine/gl/ImageManager.h b/libs/renderengine/gl/ImageManager.h
index b5ba554..be67de8 100644
--- a/libs/renderengine/gl/ImageManager.h
+++ b/libs/renderengine/gl/ImageManager.h
@@ -39,6 +39,10 @@
     };
     ImageManager(GLESRenderEngine* engine);
     ~ImageManager();
+    // Starts the background thread for the ImageManager
+    // We need this to guarantee that the class is fully-constructed before the
+    // thread begins running.
+    void initThread();
     void cacheAsync(const sp<GraphicBuffer>& buffer, const std::shared_ptr<Barrier>& barrier)
             EXCLUDES(mMutex);
     status_t cache(const sp<GraphicBuffer>& buffer);
@@ -57,7 +61,7 @@
     void queueOperation(const QueueEntry&& entry);
     void threadMain();
     GLESRenderEngine* const mEngine;
-    std::thread mThread = std::thread([this]() { threadMain(); });
+    std::thread mThread;
     std::condition_variable_any mCondition;
     std::mutex mMutex;
     std::queue<QueueEntry> mQueue GUARDED_BY(mMutex);
diff --git a/libs/ui/Android.bp b/libs/ui/Android.bp
index 080336b..8388743 100644
--- a/libs/ui/Android.bp
+++ b/libs/ui/Android.bp
@@ -135,6 +135,7 @@
         "libhardware_headers",
         "libui_headers",
     ],
+    min_sdk_version: "29",
 }
 
 cc_library_headers {
@@ -153,6 +154,7 @@
     export_header_lib_headers: [
         "libnativewindow_headers",
     ],
+    min_sdk_version: "29",
 }
 
 // defaults to enable VALIDATE_REGIONS traces
diff --git a/libs/vr/libbufferhub/Android.bp b/libs/vr/libbufferhub/Android.bp
index 2fcee7b..37c19d4 100644
--- a/libs/vr/libbufferhub/Android.bp
+++ b/libs/vr/libbufferhub/Android.bp
@@ -16,6 +16,12 @@
     name: "libbufferhub_headers",
     export_include_dirs: ["include"],
     vendor_available: true,  // TODO(b/112338314): Does shouldn't be available to vendor.
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.media",
+        "com.android.media.swcodec",
+    ],
+    min_sdk_version: "29",
 }
 
 sourceFiles = [
diff --git a/libs/vr/libdvr/Android.bp b/libs/vr/libdvr/Android.bp
index 81a9b2d..340d7bf 100644
--- a/libs/vr/libdvr/Android.bp
+++ b/libs/vr/libdvr/Android.bp
@@ -17,6 +17,12 @@
     name: "libdvr_headers",
     export_include_dirs: ["include"],
     vendor_available: true,
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.media",
+        "com.android.media.swcodec",
+    ],
+    min_sdk_version: "29",
 }
 
 cc_library_headers {
diff --git a/libs/vr/libpdx/Android.bp b/libs/vr/libpdx/Android.bp
index 23a4224..24ba830 100644
--- a/libs/vr/libpdx/Android.bp
+++ b/libs/vr/libpdx/Android.bp
@@ -2,6 +2,7 @@
     name: "libpdx_headers",
     export_include_dirs: ["private"],
     vendor_available: true,
+    min_sdk_version: "29",
 }
 
 cc_library_static {
diff --git a/libs/vr/libpdx/fuzz/Android.bp b/libs/vr/libpdx/fuzz/Android.bp
new file mode 100644
index 0000000..b36e0de
--- /dev/null
+++ b/libs/vr/libpdx/fuzz/Android.bp
@@ -0,0 +1,62 @@
+cc_fuzz {
+    name: "libpdx_service_dispatcher_fuzzer",
+    clang: true,
+    srcs: [
+        "service_dispatcher_fuzzer.cpp",
+    ],
+    cflags: [
+        "-Wall",
+        "-Wextra",
+        "-Werror",
+    ],
+    static_libs: [
+        "libpdx",
+    ],
+    shared_libs: [
+        "libutils",
+        "liblog",
+        "libcutils"
+    ],
+}
+
+cc_fuzz {
+    name: "libpdx_message_fuzzer",
+    clang: true,
+    srcs: [
+        "message_fuzzer.cpp",
+    ],
+    cflags: [
+        "-Wall",
+        "-Wextra",
+        "-Werror",
+    ],
+    static_libs: [
+        "libpdx",
+    ],
+    shared_libs: [
+        "libutils",
+        "liblog",
+        "libcutils"
+    ],
+}
+
+cc_fuzz {
+    name: "libpdx_serialization_fuzzer",
+    clang: true,
+    srcs: [
+        "serialization_fuzzer.cpp",
+    ],
+    cflags: [
+        "-Wall",
+        "-Wextra",
+        "-Werror",
+    ],
+    static_libs: [
+        "libpdx",
+    ],
+    shared_libs: [
+        "libutils",
+        "liblog",
+        "libcutils"
+    ],
+}
diff --git a/libs/vr/libpdx/fuzz/helpers.h b/libs/vr/libpdx/fuzz/helpers.h
new file mode 100644
index 0000000..83ec409
--- /dev/null
+++ b/libs/vr/libpdx/fuzz/helpers.h
@@ -0,0 +1,294 @@
+/*
+ * Copyright 2020 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.
+ */
+// Authors: corbin.souffrant@leviathansecurity.com
+//          brian.balling@leviathansecurity.com
+
+#ifndef LEV_FUZZERS_LIBPDX_HELPERS_H_
+#define LEV_FUZZERS_LIBPDX_HELPERS_H_
+
+#define UNUSED(expr) \
+  do {               \
+    (void)(expr);    \
+  } while (0)
+
+#include <fuzzer/FuzzedDataProvider.h>
+#include <pdx/client.h>
+#include <pdx/service.h>
+#include <pdx/service_dispatcher.h>
+#include <pdx/service_endpoint.h>
+#include <sys/eventfd.h>
+#include <memory>
+#include <vector>
+
+using namespace android::pdx;
+
+// Vector of operations we can call in the dispatcher.
+static const std::vector<std::function<void(
+    const std::unique_ptr<ServiceDispatcher>&, FuzzedDataProvider*)>>
+    dispatcher_operations = {
+        [](const std::unique_ptr<ServiceDispatcher>& dispatcher,
+           FuzzedDataProvider*) -> void { dispatcher->EnterDispatchLoop(); },
+        [](const std::unique_ptr<ServiceDispatcher>& dispatcher,
+           FuzzedDataProvider*) -> void { dispatcher->ReceiveAndDispatch(); },
+        [](const std::unique_ptr<ServiceDispatcher>& dispatcher,
+           FuzzedDataProvider* fdp) -> void {
+          dispatcher->ReceiveAndDispatch(fdp->ConsumeIntegral<int>());
+        }};
+
+// Most of the fuzzing occurs within the endpoint, which is derived from an
+// abstract class. So we are returning garbage data for most functions besides
+// the ones we added or need to actually use.
+class FuzzEndpoint : public Endpoint {
+ public:
+  explicit FuzzEndpoint(FuzzedDataProvider* fdp) {
+    _fdp = fdp;
+    _epoll_fd = eventfd(0, 0);
+  }
+
+  ~FuzzEndpoint() { close(_epoll_fd); }
+
+  // Returns an fd that can be used with epoll() to wait for incoming messages
+  // from this endpoint.
+  int epoll_fd() const { return _epoll_fd; }
+
+  // Associates a Service instance with an endpoint by setting the service
+  // context pointer to the address of the Service. Only one Service may be
+  // associated with a given endpoint.
+  Status<void> SetService(Service* service) {
+    _service = service;
+    return Status<void>(0);
+  }
+
+  // Set the channel context for the given channel.
+  Status<void> SetChannel(int channel_id, Channel* channel) {
+    UNUSED(channel_id);
+    _channel = std::shared_ptr<Channel>(channel);
+    return Status<void>(0);
+  }
+
+  // Receives a message on the given endpoint file descriptor.
+  // This is called by the dispatcher to determine what operations
+  // to make, so we are fuzzing the response.
+  Status<void> MessageReceive(Message* message) {
+    // Create a randomized MessageInfo struct.
+    MessageInfo info;
+    eventfd_t wakeup_val = 0;
+    info.pid = _fdp->ConsumeIntegral<int>();
+    info.tid = _fdp->ConsumeIntegral<int>();
+    info.cid = _fdp->ConsumeIntegral<int>();
+    info.mid = _fdp->ConsumeIntegral<int>();
+    info.euid = _fdp->ConsumeIntegral<int>();
+    info.egid = _fdp->ConsumeIntegral<int>();
+    info.op = _fdp->ConsumeIntegral<int32_t>();
+    info.flags = _fdp->ConsumeIntegral<uint32_t>();
+    info.service = _service;
+    info.channel = _channel.get();
+    info.send_len = _fdp->ConsumeIntegral<size_t>();
+    info.recv_len = _fdp->ConsumeIntegral<size_t>();
+    info.fd_count = _fdp->ConsumeIntegral<size_t>();
+    if (_fdp->remaining_bytes() >= 32) {
+      std::vector<uint8_t> impulse_vec = _fdp->ConsumeBytes<uint8_t>(32);
+      memcpy(info.impulse, impulse_vec.data(), 32);
+    }
+
+    *message = Message(info);
+    eventfd_read(_epoll_fd, &wakeup_val);
+
+    return Status<void>();
+  }
+
+  // Returns a tag that uniquely identifies a specific underlying IPC
+  // transport.
+  uint32_t GetIpcTag() const { return 0; }
+
+  // Close a channel, signaling the client file object and freeing the channel
+  // id. Once closed, the client side of the channel always returns the error
+  // ESHUTDOWN and signals the poll/epoll events POLLHUP and POLLFREE.
+  Status<void> CloseChannel(int channel_id) {
+    UNUSED(channel_id);
+    return Status<void>();
+  }
+
+  // Update the event bits for the given channel (given by id), using the
+  // given clear and set masks.
+  Status<void> ModifyChannelEvents(int channel_id, int clear_mask,
+                                   int set_mask) {
+    UNUSED(channel_id);
+    UNUSED(clear_mask);
+    UNUSED(set_mask);
+    return Status<void>();
+  }
+
+  // Create a new channel and push it as a file descriptor to the process
+  // sending the |message|. |flags| may be set to O_NONBLOCK and/or
+  // O_CLOEXEC to control the initial behavior of the new file descriptor (the
+  // sending process may change these later using fcntl()). The internal
+  // Channel instance associated with this channel is set to |channel|,
+  // which may be nullptr. The new channel id allocated for this channel is
+  // returned in |channel_id|, which may also be nullptr if not needed.
+  Status<RemoteChannelHandle> PushChannel(Message* message, int flags,
+                                          Channel* channel, int* channel_id) {
+    UNUSED(message);
+    UNUSED(flags);
+    UNUSED(channel);
+    UNUSED(channel_id);
+    return Status<RemoteChannelHandle>();
+  }
+
+  // Check whether the |ref| is a reference to a channel to the service
+  // represented by the |endpoint|. If the channel reference in question is
+  // valid, the Channel object is returned in |channel| when non-nullptr and
+  // the channel ID is returned through the Status object.
+  Status<int> CheckChannel(const Message* message, ChannelReference ref,
+                           Channel** channel) {
+    UNUSED(message);
+    UNUSED(ref);
+    UNUSED(channel);
+    return Status<int>();
+  }
+
+  // Replies to the message with a return code.
+  Status<void> MessageReply(Message* message, int return_code) {
+    UNUSED(message);
+    UNUSED(return_code);
+    return Status<void>();
+  }
+
+  // Replies to the message with a file descriptor.
+  Status<void> MessageReplyFd(Message* message, unsigned int push_fd) {
+    UNUSED(message);
+    UNUSED(push_fd);
+    return Status<void>();
+  }
+
+  // Replies to the message with a local channel handle.
+  Status<void> MessageReplyChannelHandle(Message* message,
+                                         const LocalChannelHandle& handle) {
+    UNUSED(message);
+    UNUSED(handle);
+    return Status<void>();
+  }
+
+  // Replies to the message with a borrowed local channel handle.
+  Status<void> MessageReplyChannelHandle(Message* message,
+                                         const BorrowedChannelHandle& handle) {
+    UNUSED(message);
+    UNUSED(handle);
+    return Status<void>();
+  }
+
+  // Replies to the message with a remote channel handle.
+  Status<void> MessageReplyChannelHandle(Message* message,
+                                         const RemoteChannelHandle& handle) {
+    UNUSED(message);
+    UNUSED(handle);
+    return Status<void>();
+  }
+
+  // Reads message data into an array of memory buffers.
+  Status<size_t> ReadMessageData(Message* message, const iovec* vector,
+                                 size_t vector_length) {
+    UNUSED(message);
+    UNUSED(vector);
+    UNUSED(vector_length);
+    return Status<size_t>();
+  }
+
+  // Sends reply data for message.
+  Status<size_t> WriteMessageData(Message* message, const iovec* vector,
+                                  size_t vector_length) {
+    UNUSED(message);
+    UNUSED(vector);
+    UNUSED(vector_length);
+    return Status<size_t>();
+  }
+
+  // Records a file descriptor into the message buffer and returns the
+  // remapped reference to be sent to the remote process.
+  Status<FileReference> PushFileHandle(Message* message,
+                                       const LocalHandle& handle) {
+    UNUSED(message);
+    UNUSED(handle);
+    return Status<FileReference>();
+  }
+
+  Status<FileReference> PushFileHandle(Message* message,
+                                       const BorrowedHandle& handle) {
+    UNUSED(message);
+    UNUSED(handle);
+    return Status<FileReference>();
+  }
+
+  Status<FileReference> PushFileHandle(Message* message,
+                                       const RemoteHandle& handle) {
+    UNUSED(message);
+    UNUSED(handle);
+    return Status<FileReference>();
+  }
+
+  Status<ChannelReference> PushChannelHandle(Message* message,
+                                             const LocalChannelHandle& handle) {
+    UNUSED(message);
+    UNUSED(handle);
+    return Status<ChannelReference>();
+  }
+
+  Status<ChannelReference> PushChannelHandle(
+      Message* message, const BorrowedChannelHandle& handle) {
+    UNUSED(message);
+    UNUSED(handle);
+    return Status<ChannelReference>();
+  }
+
+  Status<ChannelReference> PushChannelHandle(
+      Message* message, const RemoteChannelHandle& handle) {
+    UNUSED(message);
+    UNUSED(handle);
+    return Status<ChannelReference>();
+  }
+
+  // Obtains a file descriptor/channel handle from a message for the given
+  // reference.
+  LocalHandle GetFileHandle(Message* message, FileReference ref) const {
+    UNUSED(message);
+    UNUSED(ref);
+    return LocalHandle();
+  }
+
+  LocalChannelHandle GetChannelHandle(Message* message,
+                                      ChannelReference ref) const {
+    UNUSED(message);
+    UNUSED(ref);
+    return LocalChannelHandle();
+  }
+
+  // Transport-specific message state management.
+  void* AllocateMessageState() { return nullptr; }
+
+  void FreeMessageState(void* state) { UNUSED(state); }
+
+  // Cancels the endpoint, unblocking any receiver threads waiting for a
+  // message.
+  Status<void> Cancel() { return Status<void>(); }
+
+ private:
+  FuzzedDataProvider* _fdp;
+  std::shared_ptr<Channel> _channel;
+  Service* _service;
+  int _epoll_fd;
+};
+
+#endif  // LEV_FUZZERS_LIBPDX_HELPERS_H_
diff --git a/libs/vr/libpdx/fuzz/message_fuzzer.cpp b/libs/vr/libpdx/fuzz/message_fuzzer.cpp
new file mode 100644
index 0000000..b627045
--- /dev/null
+++ b/libs/vr/libpdx/fuzz/message_fuzzer.cpp
@@ -0,0 +1,175 @@
+/*
+ * Copyright 2020 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.
+ */
+// Authors: corbin.souffrant@leviathansecurity.com
+//          brian.balling@leviathansecurity.com
+
+#include <fuzzer/FuzzedDataProvider.h>
+#include <helpers.h>
+#include <pdx/client_channel.h>
+#include <pdx/service.h>
+#include <pdx/service_dispatcher.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <sys/eventfd.h>
+#include <thread>
+
+using namespace android::pdx;
+
+// Fuzzer for Message object functions.
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+  FuzzedDataProvider fdp = FuzzedDataProvider(data, size);
+
+  FuzzEndpoint* endpoint = new FuzzEndpoint(&fdp);
+  std::shared_ptr<Service> service(
+      new Service("FuzzService", std::unique_ptr<Endpoint>(endpoint)));
+  std::shared_ptr<Channel> channel(nullptr);
+
+  // Generate a random Message object to call functions in.
+  MessageInfo info;
+  info.pid = fdp.ConsumeIntegral<int>();
+  info.tid = fdp.ConsumeIntegral<int>();
+  info.cid = fdp.ConsumeIntegral<int>();
+  info.mid = fdp.ConsumeIntegral<int>();
+  info.euid = fdp.ConsumeIntegral<int>();
+  info.egid = fdp.ConsumeIntegral<int>();
+  info.op = fdp.ConsumeIntegral<int32_t>();
+  info.flags = fdp.ConsumeIntegral<uint32_t>();
+  info.service = service.get();
+  info.channel = channel.get();
+  info.send_len = fdp.ConsumeIntegral<size_t>();
+  info.recv_len = fdp.ConsumeIntegral<size_t>();
+  info.fd_count = fdp.ConsumeIntegral<size_t>();
+  if (fdp.remaining_bytes() >= 32) {
+    std::vector<uint8_t> impulse_vec = fdp.ConsumeBytes<uint8_t>(32);
+    memcpy(info.impulse, impulse_vec.data(), 32);
+  }
+
+  Message message = Message(info);
+
+  // A bunch of getters that probably won't do much, but might as well
+  // get coverage, while we are here.
+  message.GetProcessId();
+  message.GetThreadId();
+  message.GetEffectiveUserId();
+  message.GetEffectiveGroupId();
+  message.GetChannelId();
+  message.GetMessageId();
+  message.GetOp();
+  message.GetFlags();
+  message.GetSendLength();
+  message.GetReceiveLength();
+  message.GetFileDescriptorCount();
+  message.ImpulseEnd();
+  message.replied();
+  message.IsChannelExpired();
+  message.IsServiceExpired();
+  message.GetState();
+  message.GetState();
+
+  // Some misc. functions.
+  unsigned int fd = fdp.ConsumeIntegral<unsigned int>();
+  int clear_mask = fdp.ConsumeIntegral<int>();
+  int set_mask = fdp.ConsumeIntegral<int>();
+  Status<void> status = {};
+  message.ModifyChannelEvents(clear_mask, set_mask);
+
+  // Fuzz the handle functions.
+  LocalHandle l_handle = {};
+  BorrowedHandle b_handle = {};
+  RemoteHandle r_handle = {};
+  LocalChannelHandle lc_handle = {};
+  BorrowedChannelHandle bc_handle = {};
+  RemoteChannelHandle rc_handle = {};
+  FileReference f_ref = fdp.ConsumeIntegral<int32_t>();
+  ChannelReference c_ref = fdp.ConsumeIntegral<int32_t>();
+
+  // These don't actually modify any state in the Message or params.
+  // They can be called in any order.
+  message.PushFileHandle(b_handle);
+  message.PushFileHandle(r_handle);
+  message.PushChannelHandle(lc_handle);
+  message.PushChannelHandle(bc_handle);
+  message.PushChannelHandle(rc_handle);
+  message.GetFileHandle(f_ref, &l_handle);
+  message.GetChannelHandle(c_ref, &lc_handle);
+
+  // Can only reply once, pick at random.
+  switch (fdp.ConsumeIntegral<uint8_t>()) {
+    case 0:
+      message.ReplyFileDescriptor(fd);
+      break;
+    case 1:
+      message.Reply(status);
+      break;
+    case 2:
+      message.Reply(l_handle);
+      break;
+    case 3:
+      message.Reply(b_handle);
+      break;
+    case 4:
+      message.Reply(r_handle);
+      break;
+    case 5:
+      message.Reply(lc_handle);
+      break;
+    case 6:
+      message.Reply(bc_handle);
+      break;
+    case 7:
+      message.Reply(rc_handle);
+  }
+
+  // Fuzz the channel functions.
+  int flags = fdp.ConsumeIntegral<int>();
+  int channel_id = 0;
+  message.PushChannel(flags, channel, &channel_id);
+  message.CheckChannel(service.get(), c_ref, &channel);
+  message.CheckChannel(c_ref, &channel);
+  message.PushChannel(service.get(), flags, channel, &channel_id);
+  size_t iovec_size = sizeof(iovec);
+  struct iovec* iovecs = nullptr;
+
+  // Fuzz the read/write functions. Needs at least one iovec, plus one byte.
+  if (fdp.remaining_bytes() >= iovec_size + 1) {
+    std::vector<uint8_t> tmp_vec = fdp.ConsumeBytes<uint8_t>(iovec_size);
+    struct iovec* vector = reinterpret_cast<struct iovec*>(tmp_vec.data());
+    std::vector<uint8_t> tmp_buf =
+        fdp.ConsumeBytes<uint8_t>(fdp.remaining_bytes());
+    void* buf = reinterpret_cast<void*>(tmp_buf.data());
+    size_t buf_size = fdp.ConsumeIntegral<size_t>();
+
+    // Capping num_vecs to 1024 so it doesn't allocate too much memory.
+    size_t num_vecs = fdp.ConsumeIntegralInRange<size_t>(0, 1024);
+
+    if (num_vecs > 0)
+      iovecs = new struct iovec[num_vecs];
+    for (size_t i = 0; i < num_vecs; i++) {
+      iovecs[i] = *vector;
+    }
+
+    message.ReadAll(vector, buf_size);
+    message.WriteAll(buf, buf_size);
+    message.ReadVectorAll(vector, num_vecs);
+    message.WriteVectorAll(vector, num_vecs);
+    message.ReadVector(vector, buf_size);
+    message.WriteVector(vector, buf_size);
+  }
+
+  if (iovecs != nullptr)
+    delete[] iovecs;
+  return 0;
+}
diff --git a/libs/vr/libpdx/fuzz/serialization_fuzzer.cpp b/libs/vr/libpdx/fuzz/serialization_fuzzer.cpp
new file mode 100644
index 0000000..afde5f7
--- /dev/null
+++ b/libs/vr/libpdx/fuzz/serialization_fuzzer.cpp
@@ -0,0 +1,111 @@
+/*
+ * Copyright 2020 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.
+ */
+// Authors: corbin.souffrant@leviathansecurity.com
+//          brian.balling@leviathansecurity.com
+
+#include <errno.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#include <memory>
+#include <string>
+#include <thread>
+#include <utility>
+
+#include <fuzzer/FuzzedDataProvider.h>
+#include <pdx/rpc/argument_encoder.h>
+#include <pdx/rpc/array_wrapper.h>
+#include <pdx/rpc/default_initialization_allocator.h>
+#include <pdx/rpc/payload.h>
+#include <pdx/rpc/serializable.h>
+#include <pdx/rpc/serialization.h>
+#include <pdx/rpc/string_wrapper.h>
+#include <pdx/utility.h>
+
+using namespace android::pdx;
+using namespace android::pdx::rpc;
+
+struct FuzzType {
+  int a;
+  float b;
+  std::string c;
+
+  FuzzType() {}
+  FuzzType(int a, float b, const std::string& c) : a(a), b(b), c(c) {}
+
+ private:
+  PDX_SERIALIZABLE_MEMBERS(FuzzType, a, b, c);
+};
+
+// Fuzzer for Serialization operations, this is mostly just lifted from the
+// existing test cases to use fuzzed values as inputs.
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+  FuzzedDataProvider fdp = FuzzedDataProvider(data, size);
+  Payload result;
+
+  // Currently, only fuzzing subset of types. In the future, may want
+  // to add more difficult to generate types like array, map, enum, etc...
+  bool b_val = fdp.ConsumeBool();
+  uint8_t u8_val = fdp.ConsumeIntegral<uint8_t>();
+  uint16_t u16_val = fdp.ConsumeIntegral<uint16_t>();
+  uint32_t u32_val = fdp.ConsumeIntegral<uint32_t>();
+  uint64_t u64_val = fdp.ConsumeIntegral<uint64_t>();
+  int8_t i8_val = fdp.ConsumeIntegral<int8_t>();
+  int16_t i16_val = fdp.ConsumeIntegral<uint16_t>();
+  int32_t i32_val = fdp.ConsumeIntegral<uint32_t>();
+  int64_t i64_val = fdp.ConsumeIntegral<uint64_t>();
+  float f_val = fdp.ConsumeFloatingPoint<float>();
+  double d_val = fdp.ConsumeFloatingPoint<double>();
+  std::string s_val = fdp.ConsumeRandomLengthString(fdp.remaining_bytes());
+  std::vector<uint8_t> vec_val =
+      fdp.ConsumeBytes<uint8_t>(fdp.remaining_bytes());
+  FuzzType t1_val{reinterpret_cast<int>(i32_val), f_val, s_val};
+
+  // Types need to be individually fuzzed because code path changes depending
+  // on which type is being serialized/deserialized.
+  Serialize(b_val, &result);
+  Deserialize(&b_val, &result);
+  Serialize(u8_val, &result);
+  Deserialize(&u8_val, &result);
+  Serialize(u16_val, &result);
+  Deserialize(&u16_val, &result);
+  Serialize(u32_val, &result);
+  Deserialize(&u32_val, &result);
+  Serialize(u64_val, &result);
+  Deserialize(&u64_val, &result);
+  Serialize(i8_val, &result);
+  Deserialize(&i8_val, &result);
+  Serialize(i16_val, &result);
+  Deserialize(&i16_val, &result);
+  Serialize(i32_val, &result);
+  Deserialize(&i32_val, &result);
+  Serialize(i64_val, &result);
+  Deserialize(&i64_val, &result);
+  Serialize(f_val, &result);
+  Deserialize(&f_val, &result);
+  Serialize(d_val, &result);
+  Deserialize(&d_val, &result);
+  Serialize(s_val, &result);
+  Deserialize(&s_val, &result);
+  Serialize(WrapString(s_val), &result);
+  Deserialize(&s_val, &result);
+  Serialize(vec_val, &result);
+  Deserialize(&vec_val, &result);
+  Serialize(t1_val, &result);
+  Deserialize(&t1_val, &result);
+
+  return 0;
+}
diff --git a/libs/vr/libpdx/fuzz/service_dispatcher_fuzzer.cpp b/libs/vr/libpdx/fuzz/service_dispatcher_fuzzer.cpp
new file mode 100644
index 0000000..3a3bfd9
--- /dev/null
+++ b/libs/vr/libpdx/fuzz/service_dispatcher_fuzzer.cpp
@@ -0,0 +1,74 @@
+/*
+ * Copyright 2020 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.
+ */
+// Authors: corbin.souffrant@leviathansecurity.com
+//          brian.balling@leviathansecurity.com
+
+#include <fuzzer/FuzzedDataProvider.h>
+#include <helpers.h>
+#include <pdx/client_channel.h>
+#include <pdx/service.h>
+#include <pdx/service_dispatcher.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <sys/eventfd.h>
+#include <thread>
+
+using namespace android::pdx;
+
+// Dispatch fuzzer entry point. This fuzzer creates a ServiceDispatcher
+// and creates an endpoint that returns fuzzed messages that are passed
+// to the ReceiveAndDispatch and DispatchLoop functions.
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+  eventfd_t wakeup_val = 1;
+  FuzzedDataProvider fdp = FuzzedDataProvider(data, size);
+
+  // Endpoint is only used to be immediately wrapped as a unique_ptr,
+  // so it is ok to be using a raw ptr and new here without freeing.
+  FuzzEndpoint* endpoint = new FuzzEndpoint(&fdp);
+  std::unique_ptr<ServiceDispatcher> dispatcher = ServiceDispatcher::Create();
+  std::shared_ptr<Channel> channel(nullptr);
+  std::shared_ptr<Client> client(nullptr);
+  std::shared_ptr<Service> service(
+      new Service("FuzzService", std::unique_ptr<Endpoint>(endpoint)));
+
+  service->SetChannel(0, std::shared_ptr<Channel>(channel));
+  dispatcher->AddService(service);
+
+  // Dispatcher blocks, so needs to run in its own thread.
+  std::thread run_dispatcher([&]() {
+    uint8_t opt = 0;
+
+    // Right now the only operations block, so the while loop is pointless
+    // but leaving it in, just in case that ever changes.
+    while (fdp.remaining_bytes() > sizeof(MessageInfo)) {
+      opt = fdp.ConsumeIntegral<uint8_t>() % dispatcher_operations.size();
+      dispatcher_operations[opt](dispatcher, &fdp);
+    }
+  });
+
+  // Continuously wake up the epoll so the dispatcher can run.
+  while (fdp.remaining_bytes() > sizeof(MessageInfo)) {
+    eventfd_write(endpoint->epoll_fd(), wakeup_val);
+  }
+
+  // Cleanup the dispatcher and thread.
+  dispatcher->SetCanceled(true);
+  if (run_dispatcher.joinable())
+    run_dispatcher.join();
+  dispatcher->RemoveService(service);
+
+  return 0;
+}
diff --git a/opengl/libs/EGL/egl_layers.cpp b/opengl/libs/EGL/egl_layers.cpp
index 9b1b522..408e76b 100644
--- a/opengl/libs/EGL/egl_layers.cpp
+++ b/opengl/libs/EGL/egl_layers.cpp
@@ -337,7 +337,7 @@
 
     // Only enable the system search path for non-user builds
     std::string system_path;
-    if (property_get_bool("ro.debuggable", false) && prctl(PR_GET_DUMPABLE, 0, 0, 0, 0)) {
+    if (android::GraphicsEnv::getInstance().isDebuggable()) {
         system_path = kSystemLayerLibraryDir;
     }
 
diff --git a/opengl/tools/glgen/stubs/egl/EGL14cHeader.cpp b/opengl/tools/glgen/stubs/egl/EGL14cHeader.cpp
index 93203fd..b2ea041 100644
--- a/opengl/tools/glgen/stubs/egl/EGL14cHeader.cpp
+++ b/opengl/tools/glgen/stubs/egl/EGL14cHeader.cpp
@@ -20,7 +20,7 @@
 #pragma GCC diagnostic ignored "-Wunused-function"
 
 #include "jni.h"
-#include <nativehelper/JNIHelp.h>
+#include <nativehelper/JNIPlatformHelp.h>
 #include <android_runtime/AndroidRuntime.h>
 #include <android_runtime/android_view_Surface.h>
 #include <android_runtime/android_graphics_SurfaceTexture.h>
diff --git a/opengl/tools/glgen/stubs/egl/EGL15cHeader.cpp b/opengl/tools/glgen/stubs/egl/EGL15cHeader.cpp
index 34cb3e1..6dffac5 100644
--- a/opengl/tools/glgen/stubs/egl/EGL15cHeader.cpp
+++ b/opengl/tools/glgen/stubs/egl/EGL15cHeader.cpp
@@ -20,7 +20,7 @@
 #pragma GCC diagnostic ignored "-Wunused-function"
 
 #include "jni.h"
-#include <nativehelper/JNIHelp.h>
+#include <nativehelper/JNIPlatformHelp.h>
 #include <android_runtime/AndroidRuntime.h>
 #include <utils/misc.h>
 
diff --git a/opengl/tools/glgen/stubs/egl/EGLExtcHeader.cpp b/opengl/tools/glgen/stubs/egl/EGLExtcHeader.cpp
index b3b0690..be8b3e3 100644
--- a/opengl/tools/glgen/stubs/egl/EGLExtcHeader.cpp
+++ b/opengl/tools/glgen/stubs/egl/EGLExtcHeader.cpp
@@ -20,7 +20,7 @@
 #pragma GCC diagnostic ignored "-Wunused-function"
 
 #include "jni.h"
-#include <nativehelper/JNIHelp.h>
+#include <nativehelper/JNIPlatformHelp.h>
 #include <android_runtime/AndroidRuntime.h>
 #include <android_runtime/android_view_Surface.h>
 #include <android_runtime/android_graphics_SurfaceTexture.h>
diff --git a/opengl/tools/glgen/stubs/gles11/common.cpp b/opengl/tools/glgen/stubs/gles11/common.cpp
index e763b4e..d84a693 100644
--- a/opengl/tools/glgen/stubs/gles11/common.cpp
+++ b/opengl/tools/glgen/stubs/gles11/common.cpp
@@ -1,5 +1,5 @@
 #include <jni.h>
-#include <nativehelper/JNIHelp.h>
+#include <nativehelper/JNIPlatformHelp.h>
 #include <android_runtime/AndroidRuntime.h>
 #include <utils/misc.h>
 #include <assert.h>
diff --git a/opengl/tools/glgen/stubs/jsr239/GLCHeader.cpp b/opengl/tools/glgen/stubs/jsr239/GLCHeader.cpp
index c12efc3..9cab1d6 100644
--- a/opengl/tools/glgen/stubs/jsr239/GLCHeader.cpp
+++ b/opengl/tools/glgen/stubs/jsr239/GLCHeader.cpp
@@ -20,7 +20,7 @@
 #pragma GCC diagnostic ignored "-Wunused-function"
 
 #include "jni.h"
-#include <nativehelper/JNIHelp.h>
+#include <nativehelper/JNIPlatformHelp.h>
 #include <android_runtime/AndroidRuntime.h>
 #include <utils/misc.h>
 
diff --git a/services/inputflinger/Android.bp b/services/inputflinger/Android.bp
index 11578c3..04f6472 100644
--- a/services/inputflinger/Android.bp
+++ b/services/inputflinger/Android.bp
@@ -46,7 +46,6 @@
         "liblog",
         "libutils",
         "libui",
-        "server_configurable_flags",
     ],
 
     static_libs: [
diff --git a/services/inputflinger/InputClassifier.cpp b/services/inputflinger/InputClassifier.cpp
index 6e51fb2..cda0e0c 100644
--- a/services/inputflinger/InputClassifier.cpp
+++ b/services/inputflinger/InputClassifier.cpp
@@ -27,7 +27,6 @@
 #if defined(__linux__)
     #include <pthread.h>
 #endif
-#include <server_configurable_flags/get_flags.h>
 #include <unordered_set>
 
 #include <android/hardware/input/classifier/1.0/IInputClassifier.h>
@@ -46,11 +45,6 @@
 
 namespace android {
 
-// Category (=namespace) name for the input settings that are applied at boot time
-static const char* INPUT_NATIVE_BOOT = "input_native_boot";
-// Feature flag name for the deep press feature
-static const char* DEEP_PRESS_ENABLED = "deep_press_enabled";
-
 //Max number of elements to store in mEvents.
 static constexpr size_t MAX_EVENTS = 5;
 
@@ -77,20 +71,6 @@
     return args.source == AINPUT_SOURCE_TOUCHPAD || args.source == AINPUT_SOURCE_TOUCHSCREEN;
 }
 
-// Check if the "deep touch" feature is on.
-static bool deepPressEnabled() {
-    std::string flag_value = server_configurable_flags::GetServerConfigurableFlag(
-            INPUT_NATIVE_BOOT, DEEP_PRESS_ENABLED, "true");
-    std::transform(flag_value.begin(), flag_value.end(), flag_value.begin(), ::tolower);
-    if (flag_value == "1" || flag_value == "true") {
-        ALOGI("Deep press feature enabled.");
-        return true;
-    }
-    ALOGI("Deep press feature is not enabled.");
-    return false;
-}
-
-
 // --- ClassifierEvent ---
 
 ClassifierEvent::ClassifierEvent(std::unique_ptr<NotifyMotionArgs> args) :
@@ -157,12 +137,6 @@
 
 std::unique_ptr<MotionClassifierInterface> MotionClassifier::create(
         sp<android::hardware::hidl_death_recipient> deathRecipient) {
-    if (!deepPressEnabled()) {
-        // If feature is not enabled, MotionClassifier should stay null to avoid unnecessary work.
-        // When MotionClassifier is null, InputClassifier will forward all events
-        // to the next InputListener, unmodified.
-        return nullptr;
-    }
     sp<android::hardware::input::classifier::V1_0::IInputClassifier> service =
             classifier::V1_0::IInputClassifier::getService();
     if (!service) {
@@ -366,14 +340,25 @@
 // --- InputClassifier ---
 
 InputClassifier::InputClassifier(const sp<InputListenerInterface>& listener)
-      : mListener(listener), mHalDeathRecipient(new HalDeathRecipient(*this)) {
-    mInitializeMotionClassifierThread = std::thread(
-            [this] { setMotionClassifier(MotionClassifier::create(mHalDeathRecipient)); });
+      : mListener(listener), mHalDeathRecipient(new HalDeathRecipient(*this)) {}
+
+void InputClassifier::setMotionClassifierEnabled(bool enabled) {
+    if (enabled) {
+        ALOGI("Enabling motion classifier");
+        if (mInitializeMotionClassifierThread.joinable()) {
+            mInitializeMotionClassifierThread.join();
+        }
+        mInitializeMotionClassifierThread = std::thread(
+                [this] { setMotionClassifier(MotionClassifier::create(mHalDeathRecipient)); });
 #if defined(__linux__)
-    // Set the thread name for debugging
-    pthread_setname_np(mInitializeMotionClassifierThread.native_handle(),
-                       "Create MotionClassifier");
+        // Set the thread name for debugging
+        pthread_setname_np(mInitializeMotionClassifierThread.native_handle(),
+                           "Create MotionClassifier");
 #endif
+    } else {
+        ALOGI("Disabling motion classifier");
+        setMotionClassifier(nullptr);
+    }
 }
 
 void InputClassifier::notifyConfigurationChanged(const NotifyConfigurationChangedArgs* args) {
@@ -434,7 +419,9 @@
 }
 
 InputClassifier::~InputClassifier() {
-    mInitializeMotionClassifierThread.join();
+    if (mInitializeMotionClassifierThread.joinable()) {
+        mInitializeMotionClassifierThread.join();
+    }
 }
 
 } // namespace android
diff --git a/services/inputflinger/InputClassifier.h b/services/inputflinger/InputClassifier.h
index b1769b9..9ac8e2d 100644
--- a/services/inputflinger/InputClassifier.h
+++ b/services/inputflinger/InputClassifier.h
@@ -90,6 +90,7 @@
  */
 class InputClassifierInterface : public virtual RefBase, public InputListenerInterface {
 public:
+    virtual void setMotionClassifierEnabled(bool enabled) = 0;
     /**
      * Dump the state of the input classifier.
      * This method may be called on any thread (usually by the input manager).
@@ -232,6 +233,9 @@
 
     ~InputClassifier();
 
+    // Called from InputManager
+    virtual void setMotionClassifierEnabled(bool enabled) override;
+
 private:
     // Protect access to mMotionClassifier, since it may become null via a hidl callback
     std::mutex mLock;
diff --git a/services/inputflinger/InputManager.cpp b/services/inputflinger/InputManager.cpp
index 7d30672..d6cc603 100644
--- a/services/inputflinger/InputManager.cpp
+++ b/services/inputflinger/InputManager.cpp
@@ -135,4 +135,8 @@
     mDispatcher->unregisterInputChannel(channel);
 }
 
+void InputManager::setMotionClassifierEnabled(bool enabled) {
+    mClassifier->setMotionClassifierEnabled(enabled);
+}
+
 } // namespace android
diff --git a/services/inputflinger/InputManager.h b/services/inputflinger/InputManager.h
index 40f66d8..5c07706 100644
--- a/services/inputflinger/InputManager.h
+++ b/services/inputflinger/InputManager.h
@@ -100,6 +100,8 @@
     virtual void registerInputChannel(const sp<InputChannel>& channel);
     virtual void unregisterInputChannel(const sp<InputChannel>& channel);
 
+    void setMotionClassifierEnabled(bool enabled);
+
 private:
     sp<InputReaderInterface> mReader;
     sp<InputReaderThread> mReaderThread;
diff --git a/services/inputflinger/InputReaderBase.cpp b/services/inputflinger/InputReaderBase.cpp
index f48a645..0e2a2e7 100644
--- a/services/inputflinger/InputReaderBase.cpp
+++ b/services/inputflinger/InputReaderBase.cpp
@@ -99,6 +99,16 @@
     return std::nullopt;
 }
 
+std::optional<DisplayViewport> InputReaderConfiguration::getDisplayViewportById(
+        int32_t displayId) const {
+    for (const DisplayViewport& currentViewport : mDisplays) {
+        if (currentViewport.displayId == displayId) {
+            return std::make_optional(currentViewport);
+        }
+    }
+    return std::nullopt;
+}
+
 void InputReaderConfiguration::setDisplayViewports(const std::vector<DisplayViewport>& viewports) {
     mDisplays = viewports;
 }
@@ -125,4 +135,4 @@
     y = newY;
 }
 
-} // namespace android
\ No newline at end of file
+} // namespace android
diff --git a/services/inputflinger/host/Android.bp b/services/inputflinger/host/Android.bp
index cbe0190..b56f356 100644
--- a/services/inputflinger/host/Android.bp
+++ b/services/inputflinger/host/Android.bp
@@ -21,6 +21,7 @@
         "InputHost.cpp",
     ],
 
+    header_libs: ["jni_headers"],
     shared_libs: [
         "libbinder",
         "libcrypto",
@@ -42,6 +43,7 @@
         //-fvisibility=hidden
     ],
 
+    export_header_lib_headers: ["jni_headers"],
     export_include_dirs: ["."],
 }
 
diff --git a/services/inputflinger/include/InputReaderBase.h b/services/inputflinger/include/InputReaderBase.h
index 8ad5dd0..ef567c7 100644
--- a/services/inputflinger/include/InputReaderBase.h
+++ b/services/inputflinger/include/InputReaderBase.h
@@ -172,6 +172,9 @@
     // Used to determine which DisplayViewport should be tied to which InputDevice.
     std::unordered_map<std::string, uint8_t> portAssociations;
 
+    // The suggested display ID to show the cursor.
+    int32_t defaultPointerDisplayId;
+
     // Velocity control parameters for mouse pointer movements.
     VelocityControlParameters pointerVelocityControlParameters;
 
@@ -274,6 +277,7 @@
     std::optional<DisplayViewport> getDisplayViewportByUniqueId(const std::string& uniqueDisplayId)
             const;
     std::optional<DisplayViewport> getDisplayViewportByPort(uint8_t physicalPort) const;
+    std::optional<DisplayViewport> getDisplayViewportById(int32_t displayId) const;
     void setDisplayViewports(const std::vector<DisplayViewport>& viewports);
 
 
@@ -328,7 +332,8 @@
     virtual void getReaderConfiguration(InputReaderConfiguration* outConfig) = 0;
 
     /* Gets a pointer controller associated with the specified cursor device (ie. a mouse). */
-    virtual sp<PointerControllerInterface> obtainPointerController(int32_t deviceId) = 0;
+    virtual std::shared_ptr<PointerControllerInterface> obtainPointerController(
+            int32_t deviceId) = 0;
 
     /* Notifies the input reader policy that some input devices have changed
      * and provides information about all current input devices.
@@ -349,4 +354,4 @@
 
 } // namespace android
 
-#endif // _UI_INPUT_READER_COMMON_H
\ No newline at end of file
+#endif // _UI_INPUT_READER_COMMON_H
diff --git a/services/inputflinger/include/PointerControllerInterface.h b/services/inputflinger/include/PointerControllerInterface.h
index 0ff28e4..85d7247 100644
--- a/services/inputflinger/include/PointerControllerInterface.h
+++ b/services/inputflinger/include/PointerControllerInterface.h
@@ -17,6 +17,7 @@
 #ifndef _INPUTFLINGER_POINTER_CONTROLLER_INTERFACE_H
 #define _INPUTFLINGER_POINTER_CONTROLLER_INTERFACE_H
 
+#include <input/DisplayViewport.h>
 #include <input/Input.h>
 #include <utils/BitSet.h>
 #include <utils/RefBase.h>
@@ -32,7 +33,7 @@
  * The pointer controller is responsible for providing synchronization and for tracking
  * display orientation changes if needed.
  */
-class PointerControllerInterface : public virtual RefBase {
+class PointerControllerInterface {
 protected:
     PointerControllerInterface() { }
     virtual ~PointerControllerInterface() { }
@@ -58,11 +59,11 @@
     /* Gets the absolute location of the pointer. */
     virtual void getPosition(float* outX, float* outY) const = 0;
 
-    enum Transition {
+    enum class Transition {
         // Fade/unfade immediately.
-        TRANSITION_IMMEDIATE,
+        IMMEDIATE,
         // Fade/unfade gradually.
-        TRANSITION_GRADUAL,
+        GRADUAL,
     };
 
     /* Fades the pointer out now. */
@@ -74,11 +75,11 @@
      * wants to ensure that the pointer becomes visible again. */
     virtual void unfade(Transition transition) = 0;
 
-    enum Presentation {
+    enum class Presentation {
         // Show the mouse pointer.
-        PRESENTATION_POINTER,
+        POINTER,
         // Show spots and a spot anchor in place of the mouse pointer.
-        PRESENTATION_SPOT,
+        SPOT,
     };
 
     /* Sets the mode of the pointer controller. */
@@ -101,6 +102,9 @@
 
     /* Gets the id of the display where the pointer should be shown. */
     virtual int32_t getDisplayId() const = 0;
+
+    /* Sets the associated display of this pointer. Pointer should show on that display. */
+    virtual void setDisplayViewport(const DisplayViewport& displayViewport) = 0;
 };
 
 } // namespace android
diff --git a/services/inputflinger/reader/mapper/CursorInputMapper.cpp b/services/inputflinger/reader/mapper/CursorInputMapper.cpp
index da85fda..da837a5 100644
--- a/services/inputflinger/reader/mapper/CursorInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/CursorInputMapper.cpp
@@ -20,6 +20,7 @@
 
 #include "CursorButtonAccumulator.h"
 #include "CursorScrollAccumulator.h"
+#include "PointerControllerInterface.h"
 #include "TouchCursorInputMapperCommon.h"
 
 namespace android {
@@ -153,7 +154,7 @@
                 mParameters.mode = Parameters::MODE_POINTER_RELATIVE;
                 mSource = AINPUT_SOURCE_MOUSE_RELATIVE;
                 // Keep PointerController around in order to preserve the pointer position.
-                mPointerController->fade(PointerControllerInterface::TRANSITION_IMMEDIATE);
+                mPointerController->fade(PointerControllerInterface::Transition::IMMEDIATE);
             } else {
                 ALOGE("Cannot request pointer capture, device is not in MODE_POINTER");
             }
@@ -189,12 +190,32 @@
 
         // Update the PointerController if viewports changed.
         if (mParameters.mode == Parameters::MODE_POINTER) {
-            getPolicy()->obtainPointerController(getDeviceId());
+            updatePointerControllerDisplayViewport(*config);
         }
         bumpGeneration();
     }
 }
 
+void CursorInputMapper::updatePointerControllerDisplayViewport(
+        const InputReaderConfiguration& config) {
+    std::optional<DisplayViewport> viewport =
+            config.getDisplayViewportById(config.defaultPointerDisplayId);
+    if (!viewport) {
+        ALOGW("Can't find the designated viewport with ID %" PRId32 " to update cursor input "
+              "mapper. Fall back to default display",
+              config.defaultPointerDisplayId);
+        viewport = config.getDisplayViewportById(ADISPLAY_ID_DEFAULT);
+    }
+
+    if (!viewport) {
+        ALOGE("Still can't find a viable viewport to update cursor input mapper. Skip setting it to"
+              " PointerController.");
+        return;
+    }
+
+    mPointerController->setDisplayViewport(*viewport);
+}
+
 void CursorInputMapper::configureParameters() {
     mParameters.mode = Parameters::MODE_POINTER;
     String8 cursorModeString;
@@ -315,7 +336,7 @@
     int32_t displayId;
     if (mSource == AINPUT_SOURCE_MOUSE) {
         if (moved || scrolled || buttonsChanged) {
-            mPointerController->setPresentation(PointerControllerInterface::PRESENTATION_POINTER);
+            mPointerController->setPresentation(PointerControllerInterface::Presentation::POINTER);
 
             if (moved) {
                 mPointerController->move(deltaX, deltaY);
@@ -325,7 +346,7 @@
                 mPointerController->setButtonState(currentButtonState);
             }
 
-            mPointerController->unfade(PointerControllerInterface::TRANSITION_IMMEDIATE);
+            mPointerController->unfade(PointerControllerInterface::Transition::IMMEDIATE);
         }
 
         float x, y;
@@ -460,7 +481,7 @@
 
 void CursorInputMapper::fadePointer() {
     if (mPointerController != nullptr) {
-        mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL);
+        mPointerController->fade(PointerControllerInterface::Transition::GRADUAL);
     }
 }
 
diff --git a/services/inputflinger/reader/mapper/CursorInputMapper.h b/services/inputflinger/reader/mapper/CursorInputMapper.h
index eb2ad54..a1e9f10 100644
--- a/services/inputflinger/reader/mapper/CursorInputMapper.h
+++ b/services/inputflinger/reader/mapper/CursorInputMapper.h
@@ -107,7 +107,7 @@
 
     int32_t mOrientation;
 
-    sp<PointerControllerInterface> mPointerController;
+    std::shared_ptr<PointerControllerInterface> mPointerController;
 
     int32_t mButtonState;
     nsecs_t mDownTime;
@@ -116,8 +116,9 @@
     void dumpParameters(std::string& dump);
 
     void sync(nsecs_t when);
+    void updatePointerControllerDisplayViewport(const InputReaderConfiguration& config);
 };
 
 } // namespace android
 
-#endif // _UI_INPUTREADER_CURSOR_INPUT_MAPPER_H
\ No newline at end of file
+#endif // _UI_INPUTREADER_CURSOR_INPUT_MAPPER_H
diff --git a/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h b/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h
index efa3d6d..ca18edc 100644
--- a/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h
+++ b/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h
@@ -17,12 +17,12 @@
 #ifndef _UI_INPUTREADER_TOUCH_CURSOR_INPUT_MAPPER_COMMON_H
 #define _UI_INPUTREADER_TOUCH_CURSOR_INPUT_MAPPER_COMMON_H
 
+#include <stdint.h>
+
 #include "EventHub.h"
 #include "InputListener.h"
 #include "InputReaderContext.h"
 
-#include <stdint.h>
-
 namespace android {
 
 // --- Static Definitions ---
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.cpp b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
index 32ed97b..97cbad2 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
@@ -557,9 +557,10 @@
  * Determine which DisplayViewport to use.
  * 1. If display port is specified, return the matching viewport. If matching viewport not
  * found, then return.
- * 2. If a device has associated display, get the matching viewport by either unique id or by
+ * 2. Always use the suggested viewport from WindowManagerService for pointers.
+ * 3. If a device has associated display, get the matching viewport by either unique id or by
  * the display type (internal or external).
- * 3. Otherwise, use a non-display viewport.
+ * 4. Otherwise, use a non-display viewport.
  */
 std::optional<DisplayViewport> TouchInputMapper::findViewport() {
     if (mParameters.hasAssociatedDisplay) {
@@ -575,6 +576,18 @@
             return v;
         }
 
+        if (mDeviceMode == DEVICE_MODE_POINTER) {
+            std::optional<DisplayViewport> viewport =
+                    mConfig.getDisplayViewportById(mConfig.defaultPointerDisplayId);
+            if (viewport) {
+                return viewport;
+            } else {
+                ALOGW("Can't find designated display viewport with ID %" PRId32 " for pointers.",
+                      mConfig.defaultPointerDisplayId);
+            }
+        }
+
+        // Check if uniqueDisplayId is specified in idc file.
         if (!mParameters.uniqueDisplayId.empty()) {
             return mConfig.getDisplayViewportByUniqueId(mParameters.uniqueDisplayId);
         }
@@ -758,9 +771,14 @@
         (mDeviceMode == DEVICE_MODE_DIRECT && mConfig.showTouches)) {
         if (mPointerController == nullptr || viewportChanged) {
             mPointerController = getPolicy()->obtainPointerController(getDeviceId());
+            // Set the DisplayViewport for the PointerController to the default pointer display
+            // that is recommended by the configuration before using it.
+            std::optional<DisplayViewport> defaultViewport =
+                    mConfig.getDisplayViewportById(mConfig.defaultPointerDisplayId);
+            mPointerController->setDisplayViewport(defaultViewport.value_or(mViewport));
         }
     } else {
-        mPointerController.clear();
+        mPointerController.reset();
     }
 
     if (viewportChanged || deviceModeChanged) {
@@ -1376,7 +1394,7 @@
     resetExternalStylus();
 
     if (mPointerController != nullptr) {
-        mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL);
+        mPointerController->fade(PointerControllerInterface::Transition::GRADUAL);
         mPointerController->clearSpots();
     }
 
@@ -1596,8 +1614,8 @@
     } else {
         if (mDeviceMode == DEVICE_MODE_DIRECT && mConfig.showTouches &&
             mPointerController != nullptr) {
-            mPointerController->setPresentation(PointerControllerInterface::PRESENTATION_SPOT);
-            mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL);
+            mPointerController->setPresentation(PointerControllerInterface::Presentation::SPOT);
+            mPointerController->fade(PointerControllerInterface::Transition::GRADUAL);
 
             mPointerController->setButtonState(mCurrentRawState.buttonState);
             mPointerController->setSpots(mCurrentCookedState.cookedPointerData.pointerCoords,
@@ -2348,7 +2366,7 @@
 
     // Update the pointer presentation and spots.
     if (mParameters.gestureMode == Parameters::GESTURE_MODE_MULTI_TOUCH) {
-        mPointerController->setPresentation(PointerControllerInterface::PRESENTATION_POINTER);
+        mPointerController->setPresentation(PointerControllerInterface::Presentation::POINTER);
         if (finishPreviousGesture || cancelPreviousGesture) {
             mPointerController->clearSpots();
         }
@@ -2360,7 +2378,7 @@
                                          mPointerController->getDisplayId());
         }
     } else {
-        mPointerController->setPresentation(PointerControllerInterface::PRESENTATION_POINTER);
+        mPointerController->setPresentation(PointerControllerInterface::Presentation::POINTER);
     }
 
     // Show or hide the pointer if needed.
@@ -2370,7 +2388,7 @@
             if (mParameters.gestureMode == Parameters::GESTURE_MODE_MULTI_TOUCH &&
                 mPointerGesture.lastGestureMode == PointerGesture::FREEFORM) {
                 // Remind the user of where the pointer is after finishing a gesture with spots.
-                mPointerController->unfade(PointerControllerInterface::TRANSITION_GRADUAL);
+                mPointerController->unfade(PointerControllerInterface::Transition::GRADUAL);
             }
             break;
         case PointerGesture::TAP:
@@ -2381,15 +2399,15 @@
         case PointerGesture::SWIPE:
             // Unfade the pointer when the current gesture manipulates the
             // area directly under the pointer.
-            mPointerController->unfade(PointerControllerInterface::TRANSITION_IMMEDIATE);
+            mPointerController->unfade(PointerControllerInterface::Transition::IMMEDIATE);
             break;
         case PointerGesture::FREEFORM:
             // Fade the pointer when the current gesture manipulates a different
             // area and there are spots to guide the user experience.
             if (mParameters.gestureMode == Parameters::GESTURE_MODE_MULTI_TOUCH) {
-                mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL);
+                mPointerController->fade(PointerControllerInterface::Transition::GRADUAL);
             } else {
-                mPointerController->unfade(PointerControllerInterface::TRANSITION_IMMEDIATE);
+                mPointerController->unfade(PointerControllerInterface::Transition::IMMEDIATE);
             }
             break;
     }
@@ -2560,7 +2578,7 @@
 
     // Remove any current spots.
     if (mPointerController != nullptr) {
-        mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL);
+        mPointerController->fade(PointerControllerInterface::Transition::GRADUAL);
         mPointerController->clearSpots();
     }
 }
@@ -3420,12 +3438,12 @@
 
     if (mPointerController != nullptr) {
         if (down || hovering) {
-            mPointerController->setPresentation(PointerControllerInterface::PRESENTATION_POINTER);
+            mPointerController->setPresentation(PointerControllerInterface::Presentation::POINTER);
             mPointerController->clearSpots();
             mPointerController->setButtonState(mCurrentRawState.buttonState);
-            mPointerController->unfade(PointerControllerInterface::TRANSITION_IMMEDIATE);
+            mPointerController->unfade(PointerControllerInterface::Transition::IMMEDIATE);
         } else if (!down && !hovering && (mPointerSimple.down || mPointerSimple.hovering)) {
-            mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL);
+            mPointerController->fade(PointerControllerInterface::Transition::GRADUAL);
         }
         displayId = mPointerController->getDisplayId();
     }
@@ -3634,7 +3652,7 @@
 
 void TouchInputMapper::fadePointer() {
     if (mPointerController != nullptr) {
-        mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL);
+        mPointerController->fade(PointerControllerInterface::Transition::GRADUAL);
     }
 }
 
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.h b/services/inputflinger/reader/mapper/TouchInputMapper.h
index d14812a..b445981 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.h
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.h
@@ -444,7 +444,7 @@
     nsecs_t mDownTime;
 
     // The pointer controller, or null if the device is not a pointer.
-    sp<PointerControllerInterface> mPointerController;
+    std::shared_ptr<PointerControllerInterface> mPointerController;
 
     std::vector<VirtualKey> mVirtualKeys;
 
diff --git a/services/inputflinger/tests/InputClassifier_test.cpp b/services/inputflinger/tests/InputClassifier_test.cpp
index 9121d7e..4cddec5 100644
--- a/services/inputflinger/tests/InputClassifier_test.cpp
+++ b/services/inputflinger/tests/InputClassifier_test.cpp
@@ -132,6 +132,28 @@
     ASSERT_EQ(args, outArgs);
 }
 
+TEST_F(InputClassifierTest, SetMotionClassifier_Enabled) {
+    mClassifier->setMotionClassifierEnabled(true);
+}
+
+TEST_F(InputClassifierTest, SetMotionClassifier_Disabled) {
+    mClassifier->setMotionClassifierEnabled(false);
+}
+
+/**
+ * Try to break it by calling setMotionClassifierEnabled multiple times.
+ */
+TEST_F(InputClassifierTest, SetMotionClassifier_Multiple) {
+    mClassifier->setMotionClassifierEnabled(true);
+    mClassifier->setMotionClassifierEnabled(true);
+    mClassifier->setMotionClassifierEnabled(true);
+    mClassifier->setMotionClassifierEnabled(false);
+    mClassifier->setMotionClassifierEnabled(false);
+    mClassifier->setMotionClassifierEnabled(true);
+    mClassifier->setMotionClassifierEnabled(true);
+    mClassifier->setMotionClassifierEnabled(true);
+}
+
 /**
  * A minimal implementation of IInputClassifier.
  */
diff --git a/services/inputflinger/tests/InputReader_test.cpp b/services/inputflinger/tests/InputReader_test.cpp
index aeb4ad6..8e80b63 100644
--- a/services/inputflinger/tests/InputReader_test.cpp
+++ b/services/inputflinger/tests/InputReader_test.cpp
@@ -24,11 +24,12 @@
 #include <SwitchInputMapper.h>
 #include <TestInputListener.h>
 #include <TouchInputMapper.h>
-
 #include <gtest/gtest.h>
 #include <inttypes.h>
 #include <math.h>
 
+#include <memory>
+#include <unordered_map>
 
 namespace android {
 
@@ -68,15 +69,14 @@
     int32_t mButtonState;
     int32_t mDisplayId;
 
-protected:
-    virtual ~FakePointerController() { }
-
 public:
     FakePointerController() :
         mHaveBounds(false), mMinX(0), mMinY(0), mMaxX(0), mMaxY(0), mX(0), mY(0),
         mButtonState(0), mDisplayId(ADISPLAY_ID_DEFAULT) {
     }
 
+    virtual ~FakePointerController() {}
+
     void setBounds(float minX, float minY, float maxX, float maxY) {
         mHaveBounds = true;
         mMinX = minX;
@@ -85,10 +85,6 @@
         mMaxY = maxY;
     }
 
-    void setDisplayId(int32_t displayId) {
-        mDisplayId = displayId;
-    }
-
     virtual void setPosition(float x, float y) {
         mX = x;
         mY = y;
@@ -111,6 +107,10 @@
         return mDisplayId;
     }
 
+    virtual void setDisplayViewport(const DisplayViewport& viewport) {
+        mDisplayId = viewport.displayId;
+    }
+
     const std::map<int32_t, std::vector<int32_t>>& getSpots() {
         return mSpotsByDisplay;
     }
@@ -165,7 +165,7 @@
 
 class FakeInputReaderPolicy : public InputReaderPolicyInterface {
     InputReaderConfiguration mConfig;
-    KeyedVector<int32_t, sp<FakePointerController> > mPointerControllers;
+    std::unordered_map<int32_t, std::shared_ptr<FakePointerController>> mPointerControllers;
     std::vector<InputDeviceInfo> mInputDevices;
     std::vector<DisplayViewport> mViewports;
     TouchAffineTransformation transform;
@@ -226,8 +226,8 @@
         }
     }
 
-    void setPointerController(int32_t deviceId, const sp<FakePointerController>& controller) {
-        mPointerControllers.add(deviceId, controller);
+    void setPointerController(int32_t deviceId, std::shared_ptr<FakePointerController> controller) {
+        mPointerControllers.insert_or_assign(deviceId, std::move(controller));
     }
 
     const InputReaderConfiguration* getReaderConfiguration() const {
@@ -255,6 +255,10 @@
         mConfig.showTouches = enabled;
     }
 
+    void setDefaultPointerDisplayId(int32_t pointerDisplayId) {
+        mConfig.defaultPointerDisplayId = pointerDisplayId;
+    }
+
 private:
     DisplayViewport createDisplayViewport(int32_t displayId, int32_t width, int32_t height,
             int32_t orientation, const std::string& uniqueId, std::optional<uint8_t> physicalPort,
@@ -284,8 +288,8 @@
         *outConfig = mConfig;
     }
 
-    virtual sp<PointerControllerInterface> obtainPointerController(int32_t deviceId) {
-        return mPointerControllers.valueFor(deviceId);
+    virtual std::shared_ptr<PointerControllerInterface> obtainPointerController(int32_t deviceId) {
+        return mPointerControllers[deviceId];
     }
 
     virtual void notifyInputDevicesChanged(const std::vector<InputDeviceInfo>& inputDevices) {
@@ -1883,9 +1887,9 @@
         ASSERT_NEAR(distance, coords.getAxisValue(AMOTION_EVENT_AXIS_DISTANCE), EPSILON);
     }
 
-    static void assertPosition(const sp<FakePointerController>& controller, float x, float y) {
+    static void assertPosition(const FakePointerController& controller, float x, float y) {
         float actualX, actualY;
-        controller->getPosition(&actualX, &actualY);
+        controller.getPosition(&actualX, &actualY);
         ASSERT_NEAR(x, actualX, 1);
         ASSERT_NEAR(y, actualY, 1);
     }
@@ -2391,12 +2395,12 @@
 protected:
     static const int32_t TRACKBALL_MOVEMENT_THRESHOLD;
 
-    sp<FakePointerController> mFakePointerController;
+    std::shared_ptr<FakePointerController> mFakePointerController;
 
     virtual void SetUp() {
         InputMapperTest::SetUp();
 
-        mFakePointerController = new FakePointerController();
+        mFakePointerController = std::make_shared<FakePointerController>();
         mFakePolicy->setPointerController(mDevice->getId(), mFakePointerController);
     }
 
@@ -3063,7 +3067,7 @@
     ASSERT_EQ(AMOTION_EVENT_ACTION_HOVER_MOVE, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
             110.0f, 220.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
-    ASSERT_NO_FATAL_FAILURE(assertPosition(mFakePointerController, 110.0f, 220.0f));
+    ASSERT_NO_FATAL_FAILURE(assertPosition(*mFakePointerController, 110.0f, 220.0f));
 }
 
 TEST_F(CursorInputMapperTest, Process_PointerCapture) {
@@ -3092,7 +3096,7 @@
     ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
             10.0f, 20.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
-    ASSERT_NO_FATAL_FAILURE(assertPosition(mFakePointerController, 100.0f, 200.0f));
+    ASSERT_NO_FATAL_FAILURE(assertPosition(*mFakePointerController, 100.0f, 200.0f));
 
     // Button press.
     process(mapper, ARBITRARY_TIME, EV_KEY, BTN_MOUSE, 1);
@@ -3131,7 +3135,7 @@
     ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
             30.0f, 40.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
-    ASSERT_NO_FATAL_FAILURE(assertPosition(mFakePointerController, 100.0f, 200.0f));
+    ASSERT_NO_FATAL_FAILURE(assertPosition(*mFakePointerController, 100.0f, 200.0f));
 
     // Disable pointer capture and check that the device generation got bumped
     // and events are generated the usual way.
@@ -3152,19 +3156,25 @@
     ASSERT_EQ(AMOTION_EVENT_ACTION_HOVER_MOVE, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
             110.0f, 220.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
-    ASSERT_NO_FATAL_FAILURE(assertPosition(mFakePointerController, 110.0f, 220.0f));
+    ASSERT_NO_FATAL_FAILURE(assertPosition(*mFakePointerController, 110.0f, 220.0f));
 }
 
 TEST_F(CursorInputMapperTest, Process_ShouldHandleDisplayId) {
     CursorInputMapper* mapper = new CursorInputMapper(mDevice);
     addMapperAndConfigure(mapper);
 
-    // Setup PointerController for second display.
+    // Setup for second display.
     constexpr int32_t SECOND_DISPLAY_ID = 1;
+    const std::string SECOND_DISPLAY_UNIQUE_ID = "local:1";
+    mFakePolicy->addDisplayViewport(SECOND_DISPLAY_ID, 800, 480, DISPLAY_ORIENTATION_0,
+                                    SECOND_DISPLAY_UNIQUE_ID, NO_PORT,
+                                    ViewportType::VIEWPORT_EXTERNAL);
+    mFakePolicy->setDefaultPointerDisplayId(SECOND_DISPLAY_ID);
+    configureDevice(InputReaderConfiguration::CHANGE_DISPLAY_INFO);
+
     mFakePointerController->setBounds(0, 0, 800 - 1, 480 - 1);
     mFakePointerController->setPosition(100, 200);
     mFakePointerController->setButtonState(0);
-    mFakePointerController->setDisplayId(SECOND_DISPLAY_ID);
 
     NotifyMotionArgs args;
     process(mapper, ARBITRARY_TIME, EV_REL, REL_X, 10);
@@ -3175,7 +3185,7 @@
     ASSERT_EQ(AMOTION_EVENT_ACTION_HOVER_MOVE, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
             110.0f, 220.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
-    ASSERT_NO_FATAL_FAILURE(assertPosition(mFakePointerController, 110.0f, 220.0f));
+    ASSERT_NO_FATAL_FAILURE(assertPosition(*mFakePointerController, 110.0f, 220.0f));
     ASSERT_EQ(SECOND_DISPLAY_ID, args.displayId);
 }
 
@@ -6329,14 +6339,17 @@
 }
 
 TEST_F(MultiTouchInputMapperTest, Process_Pointer_ShouldHandleDisplayId) {
-    // Setup PointerController for second display.
-    sp<FakePointerController> fakePointerController = new FakePointerController();
-    fakePointerController->setBounds(0, 0, 800 - 1, 480 - 1);
+    // Setup for second display.
+    std::shared_ptr<FakePointerController> fakePointerController =
+            std::make_shared<FakePointerController>();
+    fakePointerController->setBounds(0, 0, DISPLAY_WIDTH - 1, DISPLAY_HEIGHT - 1);
     fakePointerController->setPosition(100, 200);
     fakePointerController->setButtonState(0);
-    fakePointerController->setDisplayId(SECONDARY_DISPLAY_ID);
     mFakePolicy->setPointerController(mDevice->getId(), fakePointerController);
 
+    mFakePolicy->setDefaultPointerDisplayId(SECONDARY_DISPLAY_ID);
+    prepareSecondaryDisplay(ViewportType::VIEWPORT_EXTERNAL);
+
     MultiTouchInputMapper* mapper = new MultiTouchInputMapper(mDevice);
     prepareDisplay(DISPLAY_ORIENTATION_0);
     prepareAxes(POSITION);
@@ -6389,7 +6402,8 @@
     device2->reset(ARBITRARY_TIME);
 
     // Setup PointerController.
-    sp<FakePointerController> fakePointerController = new FakePointerController();
+    std::shared_ptr<FakePointerController> fakePointerController =
+            std::make_shared<FakePointerController>();
     mFakePolicy->setPointerController(mDevice->getId(), fakePointerController);
     mFakePolicy->setPointerController(SECOND_DEVICE_ID, fakePointerController);
 
diff --git a/services/sensorservice/SensorService.cpp b/services/sensorservice/SensorService.cpp
index 14ed73d..090a0ce 100644
--- a/services/sensorservice/SensorService.cpp
+++ b/services/sensorservice/SensorService.cpp
@@ -208,12 +208,6 @@
                 registerSensor(new RotationVectorSensor(), !needRotationVector, true);
                 registerSensor(new OrientationSensor(), !needRotationVector, true);
 
-                bool needLinearAcceleration =
-                        (virtualSensorsNeeds & (1<<SENSOR_TYPE_LINEAR_ACCELERATION)) != 0;
-
-                registerSensor(new LinearAccelerationSensor(list, count),
-                               !needLinearAcceleration, true);
-
                 // virtual debugging sensors are not for user
                 registerSensor( new CorrectedGyroSensor(list, count), true, true);
                 registerSensor( new GyroDriftSensor(), true, true);
@@ -223,6 +217,11 @@
                 bool needGravitySensor = (virtualSensorsNeeds & (1<<SENSOR_TYPE_GRAVITY)) != 0;
                 registerSensor(new GravitySensor(list, count), !needGravitySensor, true);
 
+                bool needLinearAcceleration =
+                        (virtualSensorsNeeds & (1<<SENSOR_TYPE_LINEAR_ACCELERATION)) != 0;
+                registerSensor(new LinearAccelerationSensor(list, count),
+                               !needLinearAcceleration, true);
+
                 bool needGameRotationVector =
                         (virtualSensorsNeeds & (1<<SENSOR_TYPE_GAME_ROTATION_VECTOR)) != 0;
                 registerSensor(new GameRotationVectorSensor(), !needGameRotationVector, true);
diff --git a/services/surfaceflinger/BufferQueueLayer.cpp b/services/surfaceflinger/BufferQueueLayer.cpp
index dd79d82..1de7afb 100644
--- a/services/surfaceflinger/BufferQueueLayer.cpp
+++ b/services/surfaceflinger/BufferQueueLayer.cpp
@@ -458,6 +458,7 @@
             status_t result = mQueueItemCondition.waitRelative(mQueueItemLock, ms2ns(500));
             if (result != NO_ERROR) {
                 ALOGE("[%s] Timed out waiting on callback", mName.string());
+                break;
             }
         }
 
@@ -492,6 +493,7 @@
             status_t result = mQueueItemCondition.waitRelative(mQueueItemLock, ms2ns(500));
             if (result != NO_ERROR) {
                 ALOGE("[%s] Timed out waiting on callback", mName.string());
+                break;
             }
         }
 
diff --git a/services/surfaceflinger/Client.cpp b/services/surfaceflinger/Client.cpp
index 6bfd302..c526f7f 100644
--- a/services/surfaceflinger/Client.cpp
+++ b/services/surfaceflinger/Client.cpp
@@ -88,11 +88,6 @@
                                          sp<IGraphicBufferProducer>* gbp) {
     if (mFlinger->authenticateSurfaceTexture(parent) == false) {
         ALOGE("failed to authenticate surface texture");
-        // The extra parent layer check below before returning is to help with debugging
-        // b/134888387. Once the bug is fixed the check can be deleted.
-        if ((static_cast<MonitoredProducer*>(parent.get()))->getLayer() == nullptr) {
-            ALOGE("failed to find parent layer");
-        }
         return BAD_VALUE;
     }
 
diff --git a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
index 5ce72b0..0afcc97 100644
--- a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
@@ -261,7 +261,7 @@
      * (NOTE: the matrices are multiplied in reverse order)
      */
     const ui::Transform& layerTransform = layerState.geomLayerTransform;
-    const ui::Transform displayTransform{outputState.orientation};
+    const ui::Transform displayTransform{outputState.transform};
     const ui::Transform bufferTransform{layerState.geomBufferTransform};
     ui::Transform transform(displayTransform * layerTransform * bufferTransform);
 
diff --git a/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp b/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
index 2060c5a..c9d8b5b 100644
--- a/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
@@ -236,6 +236,7 @@
         mLayerState.frontEnd.geomLayerTransform.set(entry.layer, 1920, 1080);
         mLayerState.frontEnd.geomBufferTransform = entry.buffer;
         mOutputState.orientation = entry.display;
+        mOutputState.transform = ui::Transform{entry.display};
 
         auto actual = mOutputLayer.calculateOutputRelativeBufferTransform();
         EXPECT_EQ(entry.expected, actual) << "entry " << i;
@@ -310,5 +311,20 @@
     mOutputLayer.writeStateToHWC(true);
 }
 
+TEST_F(OutputLayerTest, displayInstallOrientationBufferTransformSetTo90) {
+    mLayerState.frontEnd.geomBufferUsesDisplayInverseTransform = false;
+    mLayerState.frontEnd.geomLayerTransform = ui::Transform{TR_IDENT};
+    // This test simulates a scenario where displayInstallOrientation is set to
+    // ROT_90. This only has an effect on the transform; orientation stays 0 (see
+    // DisplayDevice::setProjection).
+    mOutputState.orientation = TR_IDENT;
+    mOutputState.transform = ui::Transform{TR_ROT_90};
+    // Buffers are pre-rotated based on the transform hint (ROT_90); their
+    // geomBufferTransform is set to the inverse transform.
+    mLayerState.frontEnd.geomBufferTransform = TR_ROT_270;
+
+    EXPECT_EQ(TR_IDENT, mOutputLayer.calculateOutputRelativeBufferTransform());
+}
+
 } // namespace
 } // namespace android::compositionengine
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.cpp b/services/surfaceflinger/DisplayHardware/HWC2.cpp
index c463c4e..f4fc747 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2.cpp
@@ -470,7 +470,7 @@
 
 Error Display::getRequests(HWC2::DisplayRequest* outDisplayRequests,
                            std::unordered_map<HWC2::Layer*, LayerRequest>* outLayerRequests) {
-    uint32_t intDisplayRequests;
+    uint32_t intDisplayRequests = 0;
     std::vector<Hwc2::Layer> layerIds;
     std::vector<uint32_t> layerRequests;
     auto intError = mComposer.getDisplayRequests(
diff --git a/services/surfaceflinger/OWNERS b/services/surfaceflinger/OWNERS
index 6bb999c..c5a4689 100644
--- a/services/surfaceflinger/OWNERS
+++ b/services/surfaceflinger/OWNERS
@@ -7,3 +7,4 @@
 steventhomas@google.com
 stoza@google.com
 vhau@google.com
+vishnun@google.com
diff --git a/services/surfaceflinger/RegionSamplingThread.cpp b/services/surfaceflinger/RegionSamplingThread.cpp
index 07fdead..80da154 100644
--- a/services/surfaceflinger/RegionSamplingThread.cpp
+++ b/services/surfaceflinger/RegionSamplingThread.cpp
@@ -200,9 +200,10 @@
 
 void RegionSamplingThread::addListener(const Rect& samplingArea, const sp<IBinder>& stopLayerHandle,
                                        const sp<IRegionSamplingListener>& listener) {
-    wp<Layer> stopLayer = stopLayerHandle != nullptr
-            ? static_cast<Layer::Handle*>(stopLayerHandle.get())->owner
-            : nullptr;
+    wp<Layer> stopLayer;
+    if (stopLayerHandle != nullptr && stopLayerHandle->localBinder() != nullptr) {
+        stopLayer = static_cast<Layer::Handle*>(stopLayerHandle.get())->owner;
+    }
 
     sp<IBinder> asBinder = IInterface::asBinder(listener);
     asBinder->linkToDeath(this);
diff --git a/services/surfaceflinger/Scheduler/PhaseOffsets.cpp b/services/surfaceflinger/Scheduler/PhaseOffsets.cpp
index 8a2604f..9fa2bbc 100644
--- a/services/surfaceflinger/Scheduler/PhaseOffsets.cpp
+++ b/services/surfaceflinger/Scheduler/PhaseOffsets.cpp
@@ -96,7 +96,6 @@
     highFpsOffsets.late = {RefreshRateType::PERFORMANCE, highFpsLateSfOffsetNs,
                            highFpsLateAppOffsetNs};
 
-    mOffsets.insert({RefreshRateType::POWER_SAVING, defaultOffsets});
     mOffsets.insert({RefreshRateType::DEFAULT, defaultOffsets});
     mOffsets.insert({RefreshRateType::PERFORMANCE, highFpsOffsets});
 
diff --git a/services/surfaceflinger/Scheduler/RefreshRateConfigs.h b/services/surfaceflinger/Scheduler/RefreshRateConfigs.h
index d730058..d813708 100644
--- a/services/surfaceflinger/Scheduler/RefreshRateConfigs.h
+++ b/services/surfaceflinger/Scheduler/RefreshRateConfigs.h
@@ -34,10 +34,9 @@
  */
 class RefreshRateConfigs {
 public:
-    // Enum to indicate which vsync rate to run at. Power saving is intended to be the lowest
-    // (eg. when the screen is in AOD mode or off), default is the old 60Hz, and performance
+    // Enum to indicate which vsync rate to run at. Default is the old 60Hz, and performance
     // is the new 90Hz. Eventually we want to have a way for vendors to map these in the configs.
-    enum class RefreshRateType { POWER_SAVING, DEFAULT, PERFORMANCE };
+    enum class RefreshRateType { DEFAULT, PERFORMANCE };
 
     struct RefreshRate {
         // This config ID corresponds to the position of the config in the vector that is stored
@@ -47,26 +46,57 @@
         std::string name;
         // Refresh rate in frames per second, rounded to the nearest integer.
         uint32_t fps = 0;
-        // config Id (returned from HWC2::Display::Config::getId())
-        hwc2_config_t id;
+        // Vsync period in nanoseconds.
+        nsecs_t vsyncPeriod;
+        // Hwc config Id (returned from HWC2::Display::Config::getId())
+        hwc2_config_t hwcId;
     };
 
+    // Returns true if this device is doing refresh rate switching. This won't change at runtime.
+    bool refreshRateSwitchingSupported() const { return mRefreshRateSwitchingSupported; }
+
+    // Returns the refresh rate map. This map won't be modified at runtime, so it's safe to access
+    // from multiple threads. This can only be called if refreshRateSwitching() returns true.
     // TODO(b/122916473): Get this information from configs prepared by vendors, instead of
     // baking them in.
-    const std::map<RefreshRateType, std::shared_ptr<RefreshRate>>& getRefreshRates() const {
-        return mRefreshRates;
-    }
-    std::shared_ptr<RefreshRate> getRefreshRate(RefreshRateType type) const {
-        const auto& refreshRate = mRefreshRates.find(type);
-        if (refreshRate != mRefreshRates.end()) {
-            return refreshRate->second;
-        }
-        return nullptr;
+    const std::map<RefreshRateType, RefreshRate>& getRefreshRateMap() const {
+        LOG_ALWAYS_FATAL_IF(!mRefreshRateSwitchingSupported);
+        return mRefreshRateMap;
     }
 
-    RefreshRateType getRefreshRateType(hwc2_config_t id) const {
-        for (const auto& [type, refreshRate] : mRefreshRates) {
-            if (refreshRate->id == id) {
+    const RefreshRate& getRefreshRateFromType(RefreshRateType type) const {
+        if (!mRefreshRateSwitchingSupported) {
+            return getCurrentRefreshRate().second;
+        } else {
+            auto refreshRate = mRefreshRateMap.find(type);
+            LOG_ALWAYS_FATAL_IF(refreshRate == mRefreshRateMap.end());
+            return refreshRate->second;
+        }
+    }
+
+    std::pair<RefreshRateType, const RefreshRate&> getCurrentRefreshRate() const {
+        int currentConfig = mCurrentConfig;
+        if (mRefreshRateSwitchingSupported) {
+            for (const auto& [type, refresh] : mRefreshRateMap) {
+                if (refresh.configId == currentConfig) {
+                    return {type, refresh};
+                }
+            }
+            LOG_ALWAYS_FATAL();
+        }
+        return {RefreshRateType::DEFAULT, mRefreshRates[currentConfig]};
+    }
+
+    const RefreshRate& getRefreshRateFromConfigId(int configId) const {
+        LOG_ALWAYS_FATAL_IF(configId >= mRefreshRates.size());
+        return mRefreshRates[configId];
+    }
+
+    RefreshRateType getRefreshRateTypeFromHwcConfigId(hwc2_config_t hwcId) const {
+        if (!mRefreshRateSwitchingSupported) return RefreshRateType::DEFAULT;
+
+        for (const auto& [type, refreshRate] : mRefreshRateMap) {
+            if (refreshRate.hwcId == hwcId) {
                 return type;
             }
         }
@@ -74,64 +104,102 @@
         return RefreshRateType::DEFAULT;
     }
 
-    void populate(const std::vector<std::shared_ptr<const HWC2::Display::Config>>& configs) {
-        mRefreshRates.clear();
+    void setCurrentConfig(int config) {
+        LOG_ALWAYS_FATAL_IF(config >= mRefreshRates.size());
+        mCurrentConfig = config;
+    }
 
-        // This is the rate that HWC encapsulates right now when the device is in DOZE mode.
-        mRefreshRates.emplace(RefreshRateType::POWER_SAVING,
-                              std::make_shared<RefreshRate>(
-                                      RefreshRate{SCREEN_OFF_CONFIG_ID, "ScreenOff", 0,
-                                                  HWC2_SCREEN_OFF_CONFIG_ID}));
+    struct InputConfig {
+        hwc2_config_t hwcId = 0;
+        nsecs_t vsyncPeriod = 0;
+    };
 
-        if (configs.size() < 1) {
-            ALOGE("Device does not have valid configs. Config size is 0.");
-            return;
+    RefreshRateConfigs(bool refreshRateSwitching, const std::vector<InputConfig>& configs,
+                       int currentConfig) {
+        init(refreshRateSwitching, configs, currentConfig);
+    }
+
+    RefreshRateConfigs(bool refreshRateSwitching,
+                       const std::vector<std::shared_ptr<const HWC2::Display::Config>>& configs,
+                       int currentConfig) {
+        std::vector<InputConfig> inputConfigs;
+        for (const auto& config : configs) {
+            inputConfigs.push_back({config->getId(), config->getVsyncPeriod()});
         }
-
-        // Create a map between config index and vsync period. This is all the info we need
-        // from the configs.
-        std::vector<std::pair<int, nsecs_t>> configIdToVsyncPeriod;
-        for (int i = 0; i < configs.size(); ++i) {
-            configIdToVsyncPeriod.emplace_back(i, configs.at(i)->getVsyncPeriod());
-        }
-
-        std::sort(configIdToVsyncPeriod.begin(), configIdToVsyncPeriod.end(),
-                  [](const std::pair<int, nsecs_t>& a, const std::pair<int, nsecs_t>& b) {
-                      return a.second > b.second;
-                  });
-
-        // When the configs are ordered by the resync rate. We assume that the first one is DEFAULT.
-        nsecs_t vsyncPeriod = configIdToVsyncPeriod[0].second;
-        if (vsyncPeriod != 0) {
-            const float fps = 1e9 / vsyncPeriod;
-            const int configId = configIdToVsyncPeriod[0].first;
-            mRefreshRates.emplace(RefreshRateType::DEFAULT,
-                                  std::make_shared<RefreshRate>(
-                                          RefreshRate{configId, base::StringPrintf("%2.ffps", fps),
-                                                      static_cast<uint32_t>(fps),
-                                                      configs.at(configId)->getId()}));
-        }
-
-        if (configs.size() < 2) {
-            return;
-        }
-
-        // When the configs are ordered by the resync rate. We assume that the second one is
-        // PERFORMANCE, eg. the higher rate.
-        vsyncPeriod = configIdToVsyncPeriod[1].second;
-        if (vsyncPeriod != 0) {
-            const float fps = 1e9 / vsyncPeriod;
-            const int configId = configIdToVsyncPeriod[1].first;
-            mRefreshRates.emplace(RefreshRateType::PERFORMANCE,
-                                  std::make_shared<RefreshRate>(
-                                          RefreshRate{configId, base::StringPrintf("%2.ffps", fps),
-                                                      static_cast<uint32_t>(fps),
-                                                      configs.at(configId)->getId()}));
-        }
+        init(refreshRateSwitching, inputConfigs, currentConfig);
     }
 
 private:
-    std::map<RefreshRateType, std::shared_ptr<RefreshRate>> mRefreshRates;
+    void init(bool refreshRateSwitching, const std::vector<InputConfig>& configs,
+              int currentConfig) {
+        mRefreshRateSwitchingSupported = refreshRateSwitching;
+        LOG_ALWAYS_FATAL_IF(configs.empty());
+        LOG_ALWAYS_FATAL_IF(currentConfig >= configs.size());
+        mCurrentConfig = currentConfig;
+
+        auto buildRefreshRate = [&](int configId) -> RefreshRate {
+            const nsecs_t vsyncPeriod = configs[configId].vsyncPeriod;
+            const float fps = 1e9 / vsyncPeriod;
+            return {configId, base::StringPrintf("%2.ffps", fps), static_cast<uint32_t>(fps),
+                    vsyncPeriod, configs[configId].hwcId};
+        };
+
+        for (int i = 0; i < configs.size(); ++i) {
+            mRefreshRates.push_back(buildRefreshRate(i));
+        }
+
+        if (!mRefreshRateSwitchingSupported) return;
+
+        auto findDefaultAndPerfConfigs = [&]() -> std::optional<std::pair<int, int>> {
+            if (configs.size() < 2) {
+                return {};
+            }
+
+            std::vector<const RefreshRate*> sortedRefreshRates;
+            for (const auto& refreshRate : mRefreshRates) {
+                sortedRefreshRates.push_back(&refreshRate);
+            }
+            std::sort(sortedRefreshRates.begin(), sortedRefreshRates.end(),
+                      [](const RefreshRate* refreshRate1, const RefreshRate* refreshRate2) {
+                          return refreshRate1->vsyncPeriod > refreshRate2->vsyncPeriod;
+                      });
+
+            // When the configs are ordered by the resync rate, we assume that
+            // the first one is DEFAULT and the second one is PERFORMANCE,
+            // i.e. the higher rate.
+            if (sortedRefreshRates[0]->vsyncPeriod == 0 ||
+                sortedRefreshRates[1]->vsyncPeriod == 0) {
+                return {};
+            }
+
+            return std::pair<int, int>(sortedRefreshRates[0]->configId,
+                                       sortedRefreshRates[1]->configId);
+        };
+
+        auto defaultAndPerfConfigs = findDefaultAndPerfConfigs();
+        if (!defaultAndPerfConfigs) {
+            mRefreshRateSwitchingSupported = false;
+            return;
+        }
+
+        mRefreshRateMap[RefreshRateType::DEFAULT] = mRefreshRates[defaultAndPerfConfigs->first];
+        mRefreshRateMap[RefreshRateType::PERFORMANCE] =
+                mRefreshRates[defaultAndPerfConfigs->second];
+    }
+
+    // Whether this device is doing refresh rate switching or not. This must not change after this
+    // object is initialized.
+    bool mRefreshRateSwitchingSupported;
+    // The list of refresh rates, indexed by display config ID. This must not change after this
+    // object is initialized.
+    std::vector<RefreshRate> mRefreshRates;
+    // The mapping of refresh rate type to RefreshRate. This must not change after this object is
+    // initialized.
+    std::map<RefreshRateType, RefreshRate> mRefreshRateMap;
+    // The ID of the current config. This will change at runtime. This is set by SurfaceFlinger on
+    // the main thread, and read by the Scheduler (and other objects) on other threads, so it's
+    // atomic.
+    std::atomic<int> mCurrentConfig;
 };
 
 } // namespace scheduler
diff --git a/services/surfaceflinger/Scheduler/RefreshRateStats.h b/services/surfaceflinger/Scheduler/RefreshRateStats.h
index 7e7c630..947eb08 100644
--- a/services/surfaceflinger/Scheduler/RefreshRateStats.h
+++ b/services/surfaceflinger/Scheduler/RefreshRateStats.h
@@ -41,21 +41,18 @@
     static constexpr int64_t MS_PER_DAY = 24 * MS_PER_HOUR;
 
 public:
-    RefreshRateStats(const RefreshRateConfigs& refreshRateConfigs, TimeStats& timeStats)
-          : mRefreshRateConfigs(refreshRateConfigs), mTimeStats(timeStats) {}
+    RefreshRateStats(const RefreshRateConfigs& refreshRateConfigs, TimeStats& timeStats,
+                     int currentConfigMode, int currentPowerMode)
+          : mRefreshRateConfigs(refreshRateConfigs),
+            mTimeStats(timeStats),
+            mCurrentConfigMode(currentConfigMode),
+            mCurrentPowerMode(currentPowerMode) {}
 
-    // Sets power mode. We only collect the information when the power mode is not
-    // HWC_POWER_MODE_NORMAL. When power mode is HWC_POWER_MODE_NORMAL, we collect the stats based
-    // on config mode.
+    // Sets power mode.
     void setPowerMode(int mode) {
         if (mCurrentPowerMode == mode) {
             return;
         }
-        // If power mode is normal, the time is going to be recorded under config modes.
-        if (mode == HWC_POWER_MODE_NORMAL) {
-            mCurrentPowerMode = mode;
-            return;
-        }
         flushTime();
         mCurrentPowerMode = mode;
     }
@@ -79,16 +76,15 @@
         flushTime();
 
         std::unordered_map<std::string, int64_t> totalTime;
-        for (const auto& [type, config] : mRefreshRateConfigs.getRefreshRates()) {
-            int64_t totalTimeForConfig = 0;
-            if (!config) {
-                continue;
-            }
-            if (mConfigModesTotalTime.find(config->configId) != mConfigModesTotalTime.end()) {
-                totalTimeForConfig = mConfigModesTotalTime.at(config->configId);
-            }
-            totalTime[config->name] = totalTimeForConfig;
+        // Multiple configs may map to the same name, e.g. "60fps". Add the
+        // times for such configs together.
+        for (const auto& [config, time] : mConfigModesTotalTime) {
+            totalTime[mRefreshRateConfigs.getRefreshRateFromConfigId(config).name] = 0;
         }
+        for (const auto& [config, time] : mConfigModesTotalTime) {
+            totalTime[mRefreshRateConfigs.getRefreshRateFromConfigId(config).name] += time;
+        }
+        totalTime["ScreenOff"] = mScreenOffTime;
         return totalTime;
     }
 
@@ -104,32 +100,26 @@
     }
 
 private:
-    void flushTime() {
-        // Normal power mode is counted under different config modes.
-        if (mCurrentPowerMode == HWC_POWER_MODE_NORMAL) {
-            flushTimeForMode(mCurrentConfigMode);
-        } else {
-            flushTimeForMode(SCREEN_OFF_CONFIG_ID);
-        }
-    }
-
     // Calculates the time that passed in ms between the last time we recorded time and the time
     // this method was called.
-    void flushTimeForMode(int mode) {
+    void flushTime() {
         nsecs_t currentTime = systemTime();
         nsecs_t timeElapsed = currentTime - mPreviousRecordedTime;
         int64_t timeElapsedMs = ns2ms(timeElapsed);
         mPreviousRecordedTime = currentTime;
 
-        mConfigModesTotalTime[mode] += timeElapsedMs;
-        for (const auto& [type, config] : mRefreshRateConfigs.getRefreshRates()) {
-            if (!config) {
-                continue;
+        uint32_t fps = 0;
+        if (mCurrentPowerMode == HWC_POWER_MODE_NORMAL) {
+            // Normal power mode is counted under different config modes.
+            if (mConfigModesTotalTime.find(mCurrentConfigMode) == mConfigModesTotalTime.end()) {
+                mConfigModesTotalTime[mCurrentConfigMode] = 0;
             }
-            if (config->configId == mode) {
-                mTimeStats.recordRefreshRate(config->fps, timeElapsed);
-            }
+            mConfigModesTotalTime[mCurrentConfigMode] += timeElapsedMs;
+            fps = mRefreshRateConfigs.getRefreshRateFromConfigId(mCurrentConfigMode).fps;
+        } else {
+            mScreenOffTime += timeElapsedMs;
         }
+        mTimeStats.recordRefreshRate(fps, timeElapsed);
     }
 
     // Formats the time in milliseconds into easy to read format.
@@ -149,10 +139,11 @@
     // Aggregate refresh rate statistics for telemetry.
     TimeStats& mTimeStats;
 
-    int64_t mCurrentConfigMode = SCREEN_OFF_CONFIG_ID;
-    int32_t mCurrentPowerMode = HWC_POWER_MODE_OFF;
+    int mCurrentConfigMode;
+    int32_t mCurrentPowerMode;
 
-    std::unordered_map<int /* power mode */, int64_t /* duration in ms */> mConfigModesTotalTime;
+    std::unordered_map<int /* config */, int64_t /* duration in ms */> mConfigModesTotalTime;
+    int64_t mScreenOffTime = 0;
 
     nsecs_t mPreviousRecordedTime = systemTime();
 };
diff --git a/services/surfaceflinger/Scheduler/Scheduler.cpp b/services/surfaceflinger/Scheduler/Scheduler.cpp
index 8da5612..b2c069e 100644
--- a/services/surfaceflinger/Scheduler/Scheduler.cpp
+++ b/services/surfaceflinger/Scheduler/Scheduler.cpp
@@ -133,7 +133,6 @@
 
 sp<Scheduler::ConnectionHandle> Scheduler::createConnection(
         const char* connectionName, nsecs_t phaseOffsetNs, nsecs_t offsetThresholdForNextVsync,
-        ResyncCallback resyncCallback,
         impl::EventThread::InterceptVSyncsCallback interceptCallback) {
     const int64_t id = sNextId++;
     ALOGV("Creating a connection handle with ID: %" PRId64 "\n", id);
@@ -143,8 +142,7 @@
                             offsetThresholdForNextVsync, std::move(interceptCallback));
 
     auto eventThreadConnection =
-            createConnectionInternal(eventThread.get(), std::move(resyncCallback),
-                                     ISurfaceComposer::eConfigChangedSuppress);
+            createConnectionInternal(eventThread.get(), ISurfaceComposer::eConfigChangedSuppress);
     mConnections.emplace(id,
                          std::make_unique<Connection>(new ConnectionHandle(id),
                                                       eventThreadConnection,
@@ -164,17 +162,15 @@
 }
 
 sp<EventThreadConnection> Scheduler::createConnectionInternal(
-        EventThread* eventThread, ResyncCallback&& resyncCallback,
-        ISurfaceComposer::ConfigChanged configChanged) {
-    return eventThread->createEventConnection(std::move(resyncCallback), configChanged);
+        EventThread* eventThread, ISurfaceComposer::ConfigChanged configChanged) {
+    return eventThread->createEventConnection([&] { resync(); }, configChanged);
 }
 
 sp<IDisplayEventConnection> Scheduler::createDisplayEventConnection(
-        const sp<Scheduler::ConnectionHandle>& handle, ResyncCallback resyncCallback,
+        const sp<Scheduler::ConnectionHandle>& handle,
         ISurfaceComposer::ConfigChanged configChanged) {
     RETURN_VALUE_IF_INVALID(nullptr);
-    return createConnectionInternal(mConnections[handle->id]->thread.get(),
-                                    std::move(resyncCallback), configChanged);
+    return createConnectionInternal(mConnections[handle->id]->thread.get(), configChanged);
 }
 
 EventThread* Scheduler::getEventThread(const sp<Scheduler::ConnectionHandle>& handle) {
@@ -264,23 +260,15 @@
     setVsyncPeriod(period);
 }
 
-ResyncCallback Scheduler::makeResyncCallback(GetVsyncPeriod&& getVsyncPeriod) {
-    std::weak_ptr<VsyncState> ptr = mPrimaryVsyncState;
-    return [ptr, getVsyncPeriod = std::move(getVsyncPeriod)]() {
-        if (const auto vsync = ptr.lock()) {
-            vsync->resync(getVsyncPeriod);
-        }
-    };
-}
-
-void Scheduler::VsyncState::resync(const GetVsyncPeriod& getVsyncPeriod) {
+void Scheduler::resync() {
     static constexpr nsecs_t kIgnoreDelay = ms2ns(750);
 
     const nsecs_t now = systemTime();
-    const nsecs_t last = lastResyncTime.exchange(now);
+    const nsecs_t last = mLastResyncTime.exchange(now);
 
     if (now - last > kIgnoreDelay) {
-        scheduler.resyncToHardwareVsync(false, getVsyncPeriod());
+        resyncToHardwareVsync(false,
+                              mRefreshRateConfigs.getCurrentRefreshRate().second.vsyncPeriod);
     }
 }
 
@@ -338,15 +326,19 @@
 
 std::unique_ptr<scheduler::LayerHistory::LayerHandle> Scheduler::registerLayer(
         std::string const& name, int windowType) {
-    RefreshRateType refreshRateType = (windowType == InputWindowInfo::TYPE_WALLPAPER)
-            ? RefreshRateType::DEFAULT
-            : RefreshRateType::PERFORMANCE;
-
-    const auto refreshRate = mRefreshRateConfigs.getRefreshRate(refreshRateType);
-    const uint32_t performanceFps = (refreshRate) ? refreshRate->fps : 0;
-
-    const auto defaultRefreshRate = mRefreshRateConfigs.getRefreshRate(RefreshRateType::DEFAULT);
-    const uint32_t defaultFps = (defaultRefreshRate) ? defaultRefreshRate->fps : 0;
+    uint32_t defaultFps, performanceFps;
+    if (mRefreshRateConfigs.refreshRateSwitchingSupported()) {
+        defaultFps = mRefreshRateConfigs.getRefreshRateFromType(RefreshRateType::DEFAULT).fps;
+        performanceFps =
+                mRefreshRateConfigs
+                        .getRefreshRateFromType((windowType == InputWindowInfo::TYPE_WALLPAPER)
+                                                        ? RefreshRateType::DEFAULT
+                                                        : RefreshRateType::PERFORMANCE)
+                        .fps;
+    } else {
+        defaultFps = mRefreshRateConfigs.getCurrentRefreshRate().second.fps;
+        performanceFps = defaultFps;
+    }
     return mLayerHistory.createLayer(name, defaultFps, performanceFps);
 }
 
@@ -398,17 +390,6 @@
     mChangeRefreshRateCallback = changeRefreshRateCallback;
 }
 
-void Scheduler::setGetCurrentRefreshRateTypeCallback(
-        const GetCurrentRefreshRateTypeCallback&& getCurrentRefreshRateTypeCallback) {
-    std::lock_guard<std::mutex> lock(mCallbackLock);
-    mGetCurrentRefreshRateTypeCallback = getCurrentRefreshRateTypeCallback;
-}
-
-void Scheduler::setGetVsyncPeriodCallback(const GetVsyncPeriod&& getVsyncPeriod) {
-    std::lock_guard<std::mutex> lock(mCallbackLock);
-    mGetVsyncPeriod = getVsyncPeriod;
-}
-
 void Scheduler::updateFrameSkipping(const int64_t skipCount) {
     ATRACE_INT("FrameSkipCount", skipCount);
     if (mSkipCount != skipCount) {
@@ -460,14 +441,12 @@
 
 void Scheduler::resetKernelTimerCallback() {
     ATRACE_INT("ExpiredKernelIdleTimer", 0);
-    std::lock_guard<std::mutex> lock(mCallbackLock);
-    if (mGetVsyncPeriod && mGetCurrentRefreshRateTypeCallback) {
+    const auto refreshRate = mRefreshRateConfigs.getCurrentRefreshRate();
+    if (refreshRate.first == RefreshRateType::PERFORMANCE) {
         // If we're not in performance mode then the kernel timer shouldn't do
         // anything, as the refresh rate during DPU power collapse will be the
         // same.
-        if (mGetCurrentRefreshRateTypeCallback() == Scheduler::RefreshRateType::PERFORMANCE) {
-            resyncToHardwareVsync(true, mGetVsyncPeriod());
-        }
+        resyncToHardwareVsync(true, refreshRate.second.vsyncPeriod);
     }
 }
 
@@ -497,15 +476,13 @@
 }
 
 void Scheduler::expiredKernelTimerCallback() {
-    std::lock_guard<std::mutex> lock(mCallbackLock);
     ATRACE_INT("ExpiredKernelIdleTimer", 1);
-    if (mGetCurrentRefreshRateTypeCallback) {
-        if (mGetCurrentRefreshRateTypeCallback() != Scheduler::RefreshRateType::PERFORMANCE) {
-            // Disable HW Vsync if the timer expired, as we don't need it
-            // enabled if we're not pushing frames, and if we're in PERFORMANCE
-            // mode then we'll need to re-update the DispSync model anyways.
-            disableHardwareVsync(false);
-        }
+    const auto refreshRate = mRefreshRateConfigs.getCurrentRefreshRate();
+    if (refreshRate.first != RefreshRateType::PERFORMANCE) {
+        // Disable HW Vsync if the timer expired, as we don't need it
+        // enabled if we're not pushing frames, and if we're in PERFORMANCE
+        // mode then we'll need to re-update the DispSync model anyways.
+        disableHardwareVsync(false);
     }
 }
 
@@ -540,6 +517,10 @@
 }
 
 Scheduler::RefreshRateType Scheduler::calculateRefreshRateType() {
+    if (!mRefreshRateConfigs.refreshRateSwitchingSupported()) {
+        return RefreshRateType::DEFAULT;
+    }
+
     // HDR content is not supported on PERFORMANCE mode
     if (mForceHDRContentToDefaultRefreshRate && mIsHDRContent) {
         return RefreshRateType::DEFAULT;
@@ -567,16 +548,12 @@
     }
 
     // Content detection is on, find the appropriate refresh rate with minimal error
-    auto begin = mRefreshRateConfigs.getRefreshRates().cbegin();
+    auto begin = mRefreshRateConfigs.getRefreshRateMap().cbegin();
 
-    // Skip POWER_SAVING config as it is not a real config
-    if (begin->first == RefreshRateType::POWER_SAVING) {
-        ++begin;
-    }
-    auto iter = min_element(begin, mRefreshRateConfigs.getRefreshRates().cend(),
+    auto iter = min_element(begin, mRefreshRateConfigs.getRefreshRateMap().cend(),
                             [rate = mContentRefreshRate](const auto& l, const auto& r) -> bool {
-                                return std::abs(l.second->fps - static_cast<float>(rate)) <
-                                        std::abs(r.second->fps - static_cast<float>(rate));
+                                return std::abs(l.second.fps - static_cast<float>(rate)) <
+                                        std::abs(r.second.fps - static_cast<float>(rate));
                             });
     RefreshRateType currRefreshRateType = iter->first;
 
@@ -584,11 +561,11 @@
     // 90Hz config. However we should still prefer a lower refresh rate if the content doesn't
     // align well with both
     constexpr float MARGIN = 0.05f;
-    float ratio = mRefreshRateConfigs.getRefreshRate(currRefreshRateType)->fps /
+    float ratio = mRefreshRateConfigs.getRefreshRateFromType(currRefreshRateType).fps /
             float(mContentRefreshRate);
     if (std::abs(std::round(ratio) - ratio) > MARGIN) {
-        while (iter != mRefreshRateConfigs.getRefreshRates().cend()) {
-            ratio = iter->second->fps / float(mContentRefreshRate);
+        while (iter != mRefreshRateConfigs.getRefreshRateMap().cend()) {
+            ratio = iter->second.fps / float(mContentRefreshRate);
 
             if (std::abs(std::round(ratio) - ratio) <= MARGIN) {
                 currRefreshRateType = iter->first;
diff --git a/services/surfaceflinger/Scheduler/Scheduler.h b/services/surfaceflinger/Scheduler/Scheduler.h
index 5d8bb4c..da0a015 100644
--- a/services/surfaceflinger/Scheduler/Scheduler.h
+++ b/services/surfaceflinger/Scheduler/Scheduler.h
@@ -49,9 +49,7 @@
     }
 
     using RefreshRateType = scheduler::RefreshRateConfigs::RefreshRateType;
-    using GetCurrentRefreshRateTypeCallback = std::function<RefreshRateType()>;
     using ChangeRefreshRateCallback = std::function<void(RefreshRateType, ConfigEvent)>;
-    using GetVsyncPeriod = std::function<nsecs_t()>;
 
     // Enum to indicate whether to start the transaction early, or at vsync time.
     enum class TransactionStart { EARLY, NORMAL };
@@ -81,16 +79,6 @@
         const std::unique_ptr<EventThread> thread;
     };
 
-    // Stores per-display state about VSYNC.
-    struct VsyncState {
-        explicit VsyncState(Scheduler& scheduler) : scheduler(scheduler) {}
-
-        void resync(const GetVsyncPeriod&);
-
-        Scheduler& scheduler;
-        std::atomic<nsecs_t> lastResyncTime = 0;
-    };
-
     explicit Scheduler(impl::EventControlThread::SetVSyncEnabledFunction function,
                        const scheduler::RefreshRateConfigs& refreshRateConfig);
 
@@ -98,12 +86,11 @@
 
     /** Creates an EventThread connection. */
     sp<ConnectionHandle> createConnection(const char* connectionName, nsecs_t phaseOffsetNs,
-                                          nsecs_t offsetThresholdForNextVsync, ResyncCallback,
+                                          nsecs_t offsetThresholdForNextVsync,
                                           impl::EventThread::InterceptVSyncsCallback);
 
     sp<IDisplayEventConnection> createDisplayEventConnection(
-            const sp<ConnectionHandle>& handle, ResyncCallback,
-            ISurfaceComposer::ConfigChanged configChanged);
+            const sp<ConnectionHandle>& handle, ISurfaceComposer::ConfigChanged configChanged);
 
     // Getter methods.
     EventThread* getEventThread(const sp<ConnectionHandle>& handle);
@@ -143,8 +130,7 @@
     // no-op.
     // The period is the vsync period from the current display configuration.
     void resyncToHardwareVsync(bool makeAvailable, nsecs_t period);
-    // Creates a callback for resyncing.
-    ResyncCallback makeResyncCallback(GetVsyncPeriod&& getVsyncPeriod);
+    void resync();
     void setRefreshSkipCount(int count);
     // Passes a vsync sample to DispSync. periodFlushed will be true if
     // DispSync detected that the vsync period changed, and false otherwise.
@@ -167,9 +153,6 @@
     void updateFpsBasedOnContent();
     // Callback that gets invoked when Scheduler wants to change the refresh rate.
     void setChangeRefreshRateCallback(const ChangeRefreshRateCallback&& changeRefreshRateCallback);
-    void setGetCurrentRefreshRateTypeCallback(
-            const GetCurrentRefreshRateTypeCallback&& getCurrentRefreshRateType);
-    void setGetVsyncPeriodCallback(const GetVsyncPeriod&& getVsyncPeriod);
 
     // Returns whether idle timer is enabled or not
     bool isIdleTimerEnabled() { return mSetIdleTimerMs > 0; }
@@ -206,7 +189,7 @@
     enum class DisplayPowerTimerState { EXPIRED, RESET };
 
     // Creates a connection on the given EventThread and forwards the given callbacks.
-    sp<EventThreadConnection> createConnectionInternal(EventThread*, ResyncCallback&&,
+    sp<EventThreadConnection> createConnectionInternal(EventThread*,
                                                        ISurfaceComposer::ConfigChanged);
 
     nsecs_t calculateAverage() const;
@@ -261,7 +244,8 @@
     std::mutex mHWVsyncLock;
     bool mPrimaryHWVsyncEnabled GUARDED_BY(mHWVsyncLock);
     bool mHWVsyncAvailable GUARDED_BY(mHWVsyncLock);
-    const std::shared_ptr<VsyncState> mPrimaryVsyncState{std::make_shared<VsyncState>(*this)};
+
+    std::atomic<nsecs_t> mLastResyncTime = 0;
 
     std::unique_ptr<DispSync> mPrimaryDispSync;
     std::unique_ptr<EventControlThread> mEventControlThread;
@@ -297,9 +281,7 @@
     std::unique_ptr<scheduler::IdleTimer> mDisplayPowerTimer;
 
     std::mutex mCallbackLock;
-    GetCurrentRefreshRateTypeCallback mGetCurrentRefreshRateTypeCallback GUARDED_BY(mCallbackLock);
     ChangeRefreshRateCallback mChangeRefreshRateCallback GUARDED_BY(mCallbackLock);
-    GetVsyncPeriod mGetVsyncPeriod GUARDED_BY(mCallbackLock);
 
     // In order to make sure that the features don't override themselves, we need a state machine
     // to keep track which feature requested the config change.
diff --git a/services/surfaceflinger/Scheduler/SchedulerUtils.h b/services/surfaceflinger/Scheduler/SchedulerUtils.h
index ac10f83..f193553 100644
--- a/services/surfaceflinger/Scheduler/SchedulerUtils.h
+++ b/services/surfaceflinger/Scheduler/SchedulerUtils.h
@@ -30,12 +30,6 @@
 // about layers.
 static constexpr size_t ARRAY_SIZE = 30;
 
-// This number is used to have a place holder for when the screen is not NORMAL/ON. Currently
-// the config is not visible to SF, and is completely maintained by HWC. However, we would
-// still like to keep track of time when the device is in this config.
-static constexpr int SCREEN_OFF_CONFIG_ID = -1;
-static constexpr uint32_t HWC2_SCREEN_OFF_CONFIG_ID = 0xffffffff;
-
 // This number is used when we try to determine how long do we keep layer information around
 // before we remove it. It is also used to determine how long the layer stays relevant.
 // This time period captures infrequent updates when playing YouTube video with static image,
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 1788560..c033290 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -55,6 +55,7 @@
 #include <gui/IProducerListener.h>
 #include <gui/LayerDebugInfo.h>
 #include <gui/Surface.h>
+#include <hidl/ServiceManagement.h>
 #include <input/IInputFlinger.h>
 #include <renderengine/RenderEngine.h>
 #include <ui/ColorSpace.h>
@@ -401,7 +402,7 @@
         // deriving the setting from the set service name, but it
         // would be brittle if the name that's not 'default' is used
         // for production purposes later on.
-        setenv("TREBLE_TESTING_OVERRIDE", "true", true);
+        android::hardware::details::setTrebleTestingOverride(true);
     }
 }
 
@@ -569,14 +570,16 @@
         readPersistentProperties();
         mBootStage = BootStage::FINISHED;
 
-        // set the refresh rate according to the policy
-        const auto& performanceRefreshRate =
-                mRefreshRateConfigs.getRefreshRate(RefreshRateType::PERFORMANCE);
+        if (mRefreshRateConfigs->refreshRateSwitchingSupported()) {
+            // set the refresh rate according to the policy
+            const auto& performanceRefreshRate =
+                    mRefreshRateConfigs->getRefreshRateFromType(RefreshRateType::PERFORMANCE);
 
-        if (performanceRefreshRate && isDisplayConfigAllowed(performanceRefreshRate->configId)) {
-            setRefreshRateTo(RefreshRateType::PERFORMANCE, Scheduler::ConfigEvent::Changed);
-        } else {
-            setRefreshRateTo(RefreshRateType::DEFAULT, Scheduler::ConfigEvent::Changed);
+            if (isDisplayConfigAllowed(performanceRefreshRate.configId)) {
+                setRefreshRateTo(RefreshRateType::PERFORMANCE, Scheduler::ConfigEvent::Changed);
+            } else {
+                setRefreshRateTo(RefreshRateType::DEFAULT, Scheduler::ConfigEvent::Changed);
+            }
         }
     }));
 }
@@ -619,32 +622,6 @@
     ALOGI("Phase offset NS: %" PRId64 "", mPhaseOffsets->getCurrentAppOffset());
 
     Mutex::Autolock _l(mStateLock);
-    // start the EventThread
-    mScheduler =
-            getFactory().createScheduler([this](bool enabled) { setPrimaryVsyncEnabled(enabled); },
-                                         mRefreshRateConfigs);
-    auto resyncCallback =
-            mScheduler->makeResyncCallback(std::bind(&SurfaceFlinger::getVsyncPeriod, this));
-
-    mAppConnectionHandle =
-            mScheduler->createConnection("app", mVsyncModulator.getOffsets().app,
-                                         mPhaseOffsets->getOffsetThresholdForNextVsync(),
-                                         resyncCallback,
-                                         impl::EventThread::InterceptVSyncsCallback());
-    mSfConnectionHandle =
-            mScheduler->createConnection("sf", mVsyncModulator.getOffsets().sf,
-                                         mPhaseOffsets->getOffsetThresholdForNextVsync(),
-                                         resyncCallback, [this](nsecs_t timestamp) {
-                                             mInterceptor->saveVSyncEvent(timestamp);
-                                         });
-
-    mEventQueue->setEventConnection(mScheduler->getEventConnection(mSfConnectionHandle));
-    mVsyncModulator.setSchedulerAndHandles(mScheduler.get(), mAppConnectionHandle.get(),
-                                           mSfConnectionHandle.get());
-
-    mRegionSamplingThread =
-            new RegionSamplingThread(*this, *mScheduler,
-                                     RegionSamplingThread::EnvironmentTimingTunables());
 
     // Get a RenderEngine for the given display / config (can't fail)
     int32_t renderEngineFeature = 0;
@@ -715,37 +692,6 @@
         ALOGE("Run StartPropertySetThread failed!");
     }
 
-    mScheduler->setChangeRefreshRateCallback(
-            [this](RefreshRateType type, Scheduler::ConfigEvent event) {
-                Mutex::Autolock lock(mStateLock);
-                setRefreshRateTo(type, event);
-            });
-    mScheduler->setGetCurrentRefreshRateTypeCallback([this] {
-        Mutex::Autolock lock(mStateLock);
-        const auto display = getDefaultDisplayDeviceLocked();
-        if (!display) {
-            // If we don't have a default display the fallback to the default
-            // refresh rate type
-            return RefreshRateType::DEFAULT;
-        }
-
-        const int configId = display->getActiveConfig();
-        for (const auto& [type, refresh] : mRefreshRateConfigs.getRefreshRates()) {
-            if (refresh && refresh->configId == configId) {
-                return type;
-            }
-        }
-        // This should never happen, but just gracefully fallback to default.
-        return RefreshRateType::DEFAULT;
-    });
-    mScheduler->setGetVsyncPeriodCallback([this] {
-        Mutex::Autolock lock(mStateLock);
-        return getVsyncPeriod();
-    });
-
-    mRefreshRateConfigs.populate(getHwComposer().getConfigs(*display->getId()));
-    mRefreshRateStats.setConfigMode(getHwComposer().getActiveConfigIndex(*display->getId()));
-
     ALOGV("Done initializing");
 }
 
@@ -899,7 +845,8 @@
         info.xdpi = xdpi;
         info.ydpi = ydpi;
         info.fps = 1e9 / hwConfig->getVsyncPeriod();
-        const auto refreshRateType = mRefreshRateConfigs.getRefreshRateType(hwConfig->getId());
+        const auto refreshRateType =
+                mRefreshRateConfigs->getRefreshRateTypeFromHwcConfigId(hwConfig->getId());
         const auto offset = mPhaseOffsets->getOffsetsForRefreshRate(refreshRateType);
         info.appVsyncOffset = offset.late.app;
 
@@ -1001,7 +948,8 @@
     }
 
     std::lock_guard<std::mutex> lock(mActiveConfigLock);
-    mRefreshRateStats.setConfigMode(mUpcomingActiveConfig.configId);
+    mRefreshRateConfigs->setCurrentConfig(mUpcomingActiveConfig.configId);
+    mRefreshRateStats->setConfigMode(mUpcomingActiveConfig.configId);
 
     display->setActiveConfig(mUpcomingActiveConfig.configId);
 
@@ -1280,9 +1228,6 @@
             return;
         }
 
-        auto resyncCallback =
-                mScheduler->makeResyncCallback(std::bind(&SurfaceFlinger::getVsyncPeriod, this));
-
         // TODO(b/128863962): Part of the Injector should be refactored, so that it
         // can be passed to Scheduler.
         if (enable) {
@@ -1294,11 +1239,11 @@
                                            impl::EventThread::InterceptVSyncsCallback(),
                                            "injEventThread");
             }
-            mEventQueue->setEventThread(mInjectorEventThread.get(), std::move(resyncCallback));
+            mEventQueue->setEventThread(mInjectorEventThread.get(), [&] { mScheduler->resync(); });
         } else {
             ALOGV("VSync Injections disabled");
             mEventQueue->setEventThread(mScheduler->getEventThread(mSfConnectionHandle),
-                                        std::move(resyncCallback));
+                                        [&] { mScheduler->resync(); });
         }
 
         mInjectVSyncs = enable;
@@ -1409,16 +1354,10 @@
 
 sp<IDisplayEventConnection> SurfaceFlinger::createDisplayEventConnection(
         ISurfaceComposer::VsyncSource vsyncSource, ISurfaceComposer::ConfigChanged configChanged) {
-    auto resyncCallback = mScheduler->makeResyncCallback([this] {
-        Mutex::Autolock lock(mStateLock);
-        return getVsyncPeriod();
-    });
-
     const auto& handle =
             vsyncSource == eVsyncSourceSurfaceFlinger ? mSfConnectionHandle : mAppConnectionHandle;
 
-    return mScheduler->createDisplayEventConnection(handle, std::move(resyncCallback),
-                                                    configChanged);
+    return mScheduler->createDisplayEventConnection(handle, configChanged);
 }
 
 // ----------------------------------------------------------------------------
@@ -1515,13 +1454,8 @@
     ATRACE_CALL();
 
     // Don't do any updating if the current fps is the same as the new one.
-    const auto& refreshRateConfig = mRefreshRateConfigs.getRefreshRate(refreshRate);
-    if (!refreshRateConfig) {
-        ALOGV("Skipping refresh rate change request for unsupported rate.");
-        return;
-    }
-
-    const int desiredConfigId = refreshRateConfig->configId;
+    const auto& refreshRateConfig = mRefreshRateConfigs->getRefreshRateFromType(refreshRate);
+    const int desiredConfigId = refreshRateConfig.configId;
 
     if (!isDisplayConfigAllowed(desiredConfigId)) {
         ALOGV("Skipping config %d as it is not part of allowed configs", desiredConfigId);
@@ -2159,6 +2093,16 @@
         }
     });
 
+    mTransactionCompletedThread.addPresentFence(mPreviousPresentFences[0]);
+
+    // Lock the mStateLock in case SurfaceFlinger is in the middle of applying a transaction.
+    // If we do not lock here, a callback could be sent without all of its SurfaceControls and
+    // metrics.
+    {
+        Mutex::Autolock _l(mStateLock);
+        mTransactionCompletedThread.sendCallbacks();
+    }
+
     if (presentFenceTime->isValid()) {
         mScheduler->addPresentFence(presentFenceTime);
     }
@@ -2230,16 +2174,6 @@
         }
     }
 
-    mTransactionCompletedThread.addPresentFence(mPreviousPresentFences[0]);
-
-    // Lock the mStateLock in case SurfaceFlinger is in the middle of applying a transaction.
-    // If we do not lock here, a callback could be sent without all of its SurfaceControls and
-    // metrics.
-    {
-        Mutex::Autolock _l(mStateLock);
-        mTransactionCompletedThread.sendCallbacks();
-    }
-
     if (mLumaSampling && mRegionSamplingThread) {
         mRegionSamplingThread->notifyNewContent();
     }
@@ -2629,6 +2563,9 @@
         if (event.connection == HWC2::Connection::Connected) {
             if (!mPhysicalDisplayTokens.count(info->id)) {
                 ALOGV("Creating display %s", to_string(info->id).c_str());
+                if (event.hwcDisplayId == getHwComposer().getInternalHwcDisplayId()) {
+                    initScheduler(info->id);
+                }
                 mPhysicalDisplayTokens[info->id] = new BBinder();
                 DisplayDeviceState state;
                 state.displayId = info->id;
@@ -3074,6 +3011,55 @@
     layer->releasePendingBuffer(systemTime());
 }
 
+void SurfaceFlinger::initScheduler(DisplayId primaryDisplayId) {
+    if (mScheduler) {
+        // In practice it's not allowed to hotplug in/out the primary display once it's been
+        // connected during startup, but some tests do it, so just warn and return.
+        ALOGW("Can't re-init scheduler");
+        return;
+    }
+
+    int currentConfig = getHwComposer().getActiveConfigIndex(primaryDisplayId);
+    mRefreshRateConfigs =
+            std::make_unique<scheduler::RefreshRateConfigs>(refresh_rate_switching(false),
+                                                            getHwComposer().getConfigs(
+                                                                    primaryDisplayId),
+                                                            currentConfig);
+    mRefreshRateStats =
+            std::make_unique<scheduler::RefreshRateStats>(*mRefreshRateConfigs, *mTimeStats,
+                                                          currentConfig, HWC_POWER_MODE_OFF);
+    mRefreshRateStats->setConfigMode(currentConfig);
+
+    // start the EventThread
+    mScheduler =
+            getFactory().createScheduler([this](bool enabled) { setPrimaryVsyncEnabled(enabled); },
+                                         *mRefreshRateConfigs);
+    mAppConnectionHandle =
+            mScheduler->createConnection("app", mVsyncModulator.getOffsets().app,
+                                         mPhaseOffsets->getOffsetThresholdForNextVsync(),
+                                         impl::EventThread::InterceptVSyncsCallback());
+    mSfConnectionHandle =
+            mScheduler->createConnection("sf", mVsyncModulator.getOffsets().sf,
+                                         mPhaseOffsets->getOffsetThresholdForNextVsync(),
+                                         [this](nsecs_t timestamp) {
+                                             mInterceptor->saveVSyncEvent(timestamp);
+                                         });
+
+    mEventQueue->setEventConnection(mScheduler->getEventConnection(mSfConnectionHandle));
+    mVsyncModulator.setSchedulerAndHandles(mScheduler.get(), mAppConnectionHandle.get(),
+                                           mSfConnectionHandle.get());
+
+    mRegionSamplingThread =
+            new RegionSamplingThread(*this, *mScheduler,
+                                     RegionSamplingThread::EnvironmentTimingTunables());
+
+    mScheduler->setChangeRefreshRateCallback(
+            [this](RefreshRateType type, Scheduler::ConfigEvent event) {
+                Mutex::Autolock lock(mStateLock);
+                setRefreshRateTo(type, event);
+            });
+}
+
 void SurfaceFlinger::commitTransaction()
 {
     if (!mLayersPendingRemoval.isEmpty()) {
@@ -3415,6 +3401,7 @@
     const Region bounds(displayState.bounds);
     const DisplayRenderArea renderArea(displayDevice);
     const bool hasClientComposition = getHwComposer().hasClientComposition(displayId);
+    const bool hasFlipClientTargetRequest = getHwComposer().hasFlipClientTargetRequest(displayId);
     ATRACE_INT("hasClientComposition", hasClientComposition);
 
     bool applyColorMatrix = false;
@@ -3480,6 +3467,15 @@
         if (applyColorMatrix) {
             clientCompositionDisplay.colorTransform = displayState.colorTransformMat;
         }
+    } else if (hasFlipClientTargetRequest) {
+        buf = display->getRenderSurface()->dequeueBuffer(&fd);
+
+        if (buf == nullptr) {
+            ALOGW("Dequeuing buffer for display [%s] failed, bailing out of "
+                  "client composition for this frame",
+                  displayDevice->getDisplayName().c_str());
+            return false;
+        }
     }
 
     /*
@@ -4586,7 +4582,7 @@
 
     if (display->isPrimary()) {
         mTimeStats->setPowerMode(mode);
-        mRefreshRateStats.setPowerMode(mode);
+        mRefreshRateStats->setPowerMode(mode);
         mScheduler->setDisplayPowerState(mode == HWC_POWER_MODE_NORMAL);
     }
 
@@ -4758,15 +4754,14 @@
                   mUseSmart90ForVideo ? "on" : "off");
     StringAppendF(&result, "Allowed Display Configs: ");
     for (int32_t configId : mAllowedDisplayConfigs) {
-        for (auto refresh : mRefreshRateConfigs.getRefreshRates()) {
-            if (refresh.second && refresh.second->configId == configId) {
-                StringAppendF(&result, "%dHz, ", refresh.second->fps);
-            }
-        }
+        StringAppendF(&result, "%" PRIu32 " Hz, ",
+                      mRefreshRateConfigs->getRefreshRateFromConfigId(configId).fps);
     }
     StringAppendF(&result, "(config override by backdoor: %s)\n\n",
                   mDebugDisplayConfigSetByBackdoor ? "yes" : "no");
     mScheduler->dump(mAppConnectionHandle, result);
+    StringAppendF(&result, "+  Refresh rate switching: %s\n",
+                  mRefreshRateConfigs->refreshRateSwitchingSupported() ? "on" : "off");
 }
 
 void SurfaceFlinger::dumpStaticScreenStats(std::string& result) const {
@@ -5128,7 +5123,7 @@
     result.append("\nScheduler state:\n");
     result.append(mScheduler->doDump() + "\n");
     StringAppendF(&result, "+  Smart video mode: %s\n\n", mUseSmart90ForVideo ? "on" : "off");
-    result.append(mRefreshRateStats.doDump() + "\n");
+    result.append(mRefreshRateStats->doDump() + "\n");
 
     result.append(mTimeStats->miniDump());
     result.append("\n");
@@ -5599,7 +5594,8 @@
             case 1034: {
                 // TODO(b/129297325): expose this via developer menu option
                 n = data.readInt32();
-                if (n && !mRefreshRateOverlay) {
+                if (n && !mRefreshRateOverlay &&
+                    mRefreshRateConfigs->refreshRateSwitchingSupported()) {
                     RefreshRateType type;
                     {
                         std::lock_guard<std::mutex> lock(mActiveConfigLock);
@@ -6198,15 +6194,21 @@
     mScheduler->onConfigChanged(mAppConnectionHandle, display->getId()->value,
                                 display->getActiveConfig());
 
-    // Set the highest allowed config by iterating backwards on available refresh rates
-    const auto& refreshRates = mRefreshRateConfigs.getRefreshRates();
-    for (auto iter = refreshRates.crbegin(); iter != refreshRates.crend(); ++iter) {
-        if (iter->second && isDisplayConfigAllowed(iter->second->configId)) {
-            ALOGV("switching to config %d", iter->second->configId);
-            setDesiredActiveConfig(
-                    {iter->first, iter->second->configId, Scheduler::ConfigEvent::Changed});
-            break;
+    if (mRefreshRateConfigs->refreshRateSwitchingSupported()) {
+        // Set the highest allowed config by iterating backwards on available refresh rates
+        const auto& refreshRates = mRefreshRateConfigs->getRefreshRateMap();
+        for (auto iter = refreshRates.crbegin(); iter != refreshRates.crend(); ++iter) {
+            if (isDisplayConfigAllowed(iter->second.configId)) {
+                ALOGV("switching to allowed config %d", iter->second.configId);
+                setDesiredActiveConfig(
+                        {iter->first, iter->second.configId, Scheduler::ConfigEvent::Changed});
+                break;
+            }
         }
+    } else if (!isDisplayConfigAllowed(display->getActiveConfig())) {
+        ALOGV("switching to config %d", allowedConfigs[0]);
+        setDesiredActiveConfig(
+                {RefreshRateType::DEFAULT, allowedConfigs[0], Scheduler::ConfigEvent::Changed});
     }
 }
 
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 8e4203a..316a48c 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -556,6 +556,7 @@
     void commitInputWindowCommands() REQUIRES(mStateLock);
     void setInputWindowsFinished();
     void updateCursorAsync();
+    void initScheduler(DisplayId primaryDisplayId);
 
     /* handlePageFlip - latch a new buffer if available and compute the dirty
      * region. Returns whether a new buffer has been latched, i.e., whether it
@@ -1137,8 +1138,8 @@
     sp<Scheduler::ConnectionHandle> mAppConnectionHandle;
     sp<Scheduler::ConnectionHandle> mSfConnectionHandle;
 
-    scheduler::RefreshRateConfigs mRefreshRateConfigs;
-    scheduler::RefreshRateStats mRefreshRateStats{mRefreshRateConfigs, *mTimeStats};
+    std::unique_ptr<scheduler::RefreshRateConfigs> mRefreshRateConfigs;
+    std::unique_ptr<scheduler::RefreshRateStats> mRefreshRateStats;
 
     // All configs are allowed if the set is empty.
     using DisplayConfigs = std::set<int32_t>;
diff --git a/services/surfaceflinger/SurfaceFlingerProperties.cpp b/services/surfaceflinger/SurfaceFlingerProperties.cpp
index 768074a..b4716eb 100644
--- a/services/surfaceflinger/SurfaceFlingerProperties.cpp
+++ b/services/surfaceflinger/SurfaceFlingerProperties.cpp
@@ -226,6 +226,14 @@
     return static_cast<int64_t>(defaultValue);
 }
 
+bool refresh_rate_switching(bool defaultValue) {
+    auto temp = SurfaceFlingerProperties::refresh_rate_switching();
+    if (temp.has_value()) {
+        return *temp;
+    }
+    return defaultValue;
+}
+
 int32_t set_idle_timer_ms(int32_t defaultValue) {
     auto temp = SurfaceFlingerProperties::set_idle_timer_ms();
     if (temp.has_value()) {
diff --git a/services/surfaceflinger/SurfaceFlingerProperties.h b/services/surfaceflinger/SurfaceFlingerProperties.h
index 5f88322..e394cca 100644
--- a/services/surfaceflinger/SurfaceFlingerProperties.h
+++ b/services/surfaceflinger/SurfaceFlingerProperties.h
@@ -73,6 +73,8 @@
 int64_t color_space_agnostic_dataspace(
         android::hardware::graphics::common::V1_2::Dataspace defaultValue);
 
+bool refresh_rate_switching(bool defaultValue);
+
 int32_t set_idle_timer_ms(int32_t defaultValue);
 
 int32_t set_touch_timer_ms(int32_t defaultValue);
diff --git a/services/surfaceflinger/surfaceflinger.rc b/services/surfaceflinger/surfaceflinger.rc
index d3942e8..575e70d 100644
--- a/services/surfaceflinger/surfaceflinger.rc
+++ b/services/surfaceflinger/surfaceflinger.rc
@@ -4,7 +4,7 @@
     group graphics drmrpc readproc
     capabilities SYS_NICE
     onrestart restart zygote
-    writepid /dev/stune/foreground/tasks
+    task_profiles HighPerformance
     socket pdx/system/vr/display/client     stream 0666 system graphics u:object_r:pdx_display_client_endpoint_socket:s0
     socket pdx/system/vr/display/manager    stream 0666 system graphics u:object_r:pdx_display_manager_endpoint_socket:s0
     socket pdx/system/vr/display/vsync      stream 0666 system graphics u:object_r:pdx_display_vsync_endpoint_socket:s0
diff --git a/services/surfaceflinger/sysprop/SurfaceFlingerProperties.sysprop b/services/surfaceflinger/sysprop/SurfaceFlingerProperties.sysprop
index a4f4285..8ed454f 100644
--- a/services/surfaceflinger/sysprop/SurfaceFlingerProperties.sysprop
+++ b/services/surfaceflinger/sysprop/SurfaceFlingerProperties.sysprop
@@ -15,7 +15,7 @@
 module: "android.sysprop.SurfaceFlingerProperties"
 owner: Platform
 
-# The following two propertiess define (respectively):
+# The following two properties define (respectively):
 #
 # - The phase offset between hardware vsync and when apps are woken up by the
 #   Choreographer callback
@@ -301,6 +301,18 @@
     prop_name: "ro.surface_flinger.display_primary_white"
 }
 
+# refreshRateSwitching indicates whether SurfaceFlinger should use refresh rate
+# switching on the device, e.g. to switch between 60 and 90 Hz. The settings
+# below that are related to refresh rate switching will only have an effect if
+# refresh_rate_switching is enabled.
+prop {
+    api_name: "refresh_rate_switching"
+    type: Boolean
+    scope: Public
+    access: Readonly
+    prop_name: "ro.surface_flinger.refresh_rate_switching"
+}
+
 # setIdleTimerMs indicates what is considered a timeout in milliseconds for Scheduler. This value is
 # used by the Scheduler to trigger inactivity callbacks that will switch the display to a lower
 # refresh rate. Setting this property to 0 means there is no timer.
diff --git a/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-current.txt b/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-current.txt
index b66e56e..2d52507 100644
--- a/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-current.txt
+++ b/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-current.txt
@@ -73,6 +73,10 @@
     enum_values: "ORIENTATION_0|ORIENTATION_90|ORIENTATION_180|ORIENTATION_270"
   }
   prop {
+    api_name: "refresh_rate_switching"
+    prop_name: "ro.surface_flinger.refresh_rate_switching"
+  }
+  prop {
     api_name: "running_without_sync_framework"
     prop_name: "ro.surface_flinger.running_without_sync_framework"
   }
diff --git a/services/surfaceflinger/tests/unittests/CompositionTest.cpp b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
index 4f8ed1a..349dd3f 100644
--- a/services/surfaceflinger/tests/unittests/CompositionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
@@ -125,7 +125,17 @@
     }
 
     void setupScheduler() {
-        mScheduler = new TestableScheduler(mFlinger.mutableRefreshRateConfigs());
+        std::vector<scheduler::RefreshRateConfigs::InputConfig> configs{{/*hwcId=*/0, 16666667}};
+        mFlinger.mutableRefreshRateConfigs() =
+                std::make_unique<scheduler::RefreshRateConfigs>(/*refreshRateSwitching=*/false,
+                                                                configs,
+                                                                /*currentConfig=*/0);
+        mFlinger.mutableRefreshRateStats() =
+                std::make_unique<scheduler::RefreshRateStats>(*mFlinger.mutableRefreshRateConfigs(),
+                                                              *mFlinger.mutableTimeStats(),
+                                                              /*currentConfig=*/0,
+                                                              /*powerMode=*/HWC_POWER_MODE_OFF);
+        mScheduler = new TestableScheduler(*mFlinger.mutableRefreshRateConfigs());
         mScheduler->mutableEventControlThread().reset(mEventControlThread);
         mScheduler->mutablePrimaryDispSync().reset(mPrimaryDispSync);
         EXPECT_CALL(*mEventThread.get(), registerDisplayEventConnection(_));
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
index 5f58e7d..f40996e 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
@@ -29,6 +29,7 @@
 #include <ui/DebugUtils.h>
 
 #include "DisplayIdentificationTest.h"
+#include "Scheduler/RefreshRateConfigs.h"
 #include "TestableScheduler.h"
 #include "TestableSurfaceFlinger.h"
 #include "mock/DisplayHardware/MockComposer.h"
@@ -179,7 +180,16 @@
 }
 
 void DisplayTransactionTest::setupScheduler() {
-    mScheduler = new TestableScheduler(mFlinger.mutableRefreshRateConfigs());
+    std::vector<scheduler::RefreshRateConfigs::InputConfig> configs{{/*hwcId=*/0, 16666667}};
+    mFlinger.mutableRefreshRateConfigs() =
+            std::make_unique<scheduler::RefreshRateConfigs>(/*refreshRateSwitching=*/false, configs,
+                                                            /*currentConfig=*/0);
+    mFlinger.mutableRefreshRateStats() =
+            std::make_unique<scheduler::RefreshRateStats>(*mFlinger.mutableRefreshRateConfigs(),
+                                                          *mFlinger.mutableTimeStats(),
+                                                          /*currentConfig=*/0,
+                                                          /*powerMode=*/HWC_POWER_MODE_OFF);
+    mScheduler = new TestableScheduler(*mFlinger.mutableRefreshRateConfigs());
     mScheduler->mutableEventControlThread().reset(mEventControlThread);
     mScheduler->mutablePrimaryDispSync().reset(mPrimaryDispSync);
     EXPECT_CALL(*mEventThread, registerDisplayEventConnection(_));
diff --git a/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp b/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
index 5067fe8..f315a8a 100644
--- a/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
+++ b/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
@@ -23,7 +23,6 @@
 
 #include "DisplayHardware/HWC2.h"
 #include "Scheduler/RefreshRateConfigs.h"
-#include "mock/DisplayHardware/MockDisplay.h"
 
 using namespace std::chrono_literals;
 using testing::_;
@@ -50,9 +49,8 @@
         ASSERT_EQ(left.configId, right.configId);
         ASSERT_EQ(left.name, right.name);
         ASSERT_EQ(left.fps, right.fps);
+        ASSERT_EQ(left.vsyncPeriod, right.vsyncPeriod);
     }
-
-    RefreshRateConfigs mConfigs;
 };
 
 RefreshRateConfigsTest::RefreshRateConfigsTest() {
@@ -71,101 +69,39 @@
 /* ------------------------------------------------------------------------
  * Test cases
  */
-TEST_F(RefreshRateConfigsTest, zeroDeviceConfigs_storesPowerSavingConfig) {
-    std::vector<std::shared_ptr<const HWC2::Display::Config>> displayConfigs;
-    mConfigs.populate(displayConfigs);
-
-    // We always store a configuration for screen off.
-    const auto& rates = mConfigs.getRefreshRates();
-    ASSERT_EQ(1, rates.size());
-    const auto& powerSavingRate = rates.find(RefreshRateType::POWER_SAVING);
-    ASSERT_NE(rates.end(), powerSavingRate);
-    ASSERT_EQ(rates.end(), rates.find(RefreshRateType::PERFORMANCE));
-    ASSERT_EQ(rates.end(), rates.find(RefreshRateType::DEFAULT));
-
-    RefreshRate expectedConfig =
-            RefreshRate{SCREEN_OFF_CONFIG_ID, "ScreenOff", 0, HWC2_SCREEN_OFF_CONFIG_ID};
-    assertRatesEqual(expectedConfig, *powerSavingRate->second);
-
-    ASSERT_TRUE(mConfigs.getRefreshRate(RefreshRateType::POWER_SAVING));
-    assertRatesEqual(expectedConfig, *mConfigs.getRefreshRate(RefreshRateType::POWER_SAVING));
-    ASSERT_FALSE(mConfigs.getRefreshRate(RefreshRateType::PERFORMANCE));
-    ASSERT_FALSE(mConfigs.getRefreshRate(RefreshRateType::DEFAULT));
-
-    // Sanity check that getRefreshRate() does not modify the underlying configs.
-    ASSERT_EQ(1, mConfigs.getRefreshRates().size());
+TEST_F(RefreshRateConfigsTest, oneDeviceConfig_isRejected) {
+    std::vector<RefreshRateConfigs::InputConfig> configs{{HWC2_CONFIG_ID_60, VSYNC_60}};
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(/*refreshRateSwitching=*/true, configs,
+                                                 /*currentConfig=*/0);
+    ASSERT_FALSE(refreshRateConfigs->refreshRateSwitchingSupported());
 }
 
-TEST_F(RefreshRateConfigsTest, oneDeviceConfig_storesDefaultConfig) {
-    auto display = new Hwc2::mock::Display();
-    std::vector<std::shared_ptr<const HWC2::Display::Config>> displayConfigs;
-    auto config60 = HWC2::Display::Config::Builder(*display, CONFIG_ID_60);
-    config60.setVsyncPeriod(VSYNC_60);
-    displayConfigs.push_back(config60.build());
-    mConfigs.populate(displayConfigs);
+TEST_F(RefreshRateConfigsTest, twoDeviceConfigs_storesFullRefreshRateMap) {
+    std::vector<RefreshRateConfigs::InputConfig> configs{{HWC2_CONFIG_ID_60, VSYNC_60},
+                                                         {HWC2_CONFIG_ID_90, VSYNC_90}};
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(/*refreshRateSwitching=*/true, configs,
+                                                 /*currentConfig=*/0);
 
-    const auto& rates = mConfigs.getRefreshRates();
+    ASSERT_TRUE(refreshRateConfigs->refreshRateSwitchingSupported());
+    const auto& rates = refreshRateConfigs->getRefreshRateMap();
     ASSERT_EQ(2, rates.size());
-    const auto& powerSavingRate = rates.find(RefreshRateType::POWER_SAVING);
-    const auto& defaultRate = rates.find(RefreshRateType::DEFAULT);
-    ASSERT_NE(rates.end(), powerSavingRate);
-    ASSERT_NE(rates.end(), defaultRate);
-    ASSERT_EQ(rates.end(), rates.find(RefreshRateType::PERFORMANCE));
-
-    RefreshRate expectedPowerSavingConfig =
-            RefreshRate{SCREEN_OFF_CONFIG_ID, "ScreenOff", 0, HWC2_SCREEN_OFF_CONFIG_ID};
-    assertRatesEqual(expectedPowerSavingConfig, *powerSavingRate->second);
-    RefreshRate expectedDefaultConfig = RefreshRate{CONFIG_ID_60, "60fps", 60, HWC2_CONFIG_ID_60};
-    assertRatesEqual(expectedDefaultConfig, *defaultRate->second);
-
-    ASSERT_TRUE(mConfigs.getRefreshRate(RefreshRateType::POWER_SAVING));
-    assertRatesEqual(expectedPowerSavingConfig,
-                     *mConfigs.getRefreshRate(RefreshRateType::POWER_SAVING));
-    ASSERT_TRUE(mConfigs.getRefreshRate(RefreshRateType::DEFAULT));
-    assertRatesEqual(expectedDefaultConfig, *mConfigs.getRefreshRate(RefreshRateType::DEFAULT));
-    ASSERT_FALSE(mConfigs.getRefreshRate(RefreshRateType::PERFORMANCE));
-
-    // Sanity check that getRefreshRate() does not modify the underlying configs.
-    ASSERT_EQ(2, mConfigs.getRefreshRates().size());
-}
-
-TEST_F(RefreshRateConfigsTest, twoDeviceConfigs_storesPerformanceConfig) {
-    auto display = new Hwc2::mock::Display();
-    std::vector<std::shared_ptr<const HWC2::Display::Config>> displayConfigs;
-    auto config60 = HWC2::Display::Config::Builder(*display, CONFIG_ID_60);
-    config60.setVsyncPeriod(VSYNC_60);
-    displayConfigs.push_back(config60.build());
-    auto config90 = HWC2::Display::Config::Builder(*display, CONFIG_ID_90);
-    config90.setVsyncPeriod(VSYNC_90);
-    displayConfigs.push_back(config90.build());
-    mConfigs.populate(displayConfigs);
-
-    const auto& rates = mConfigs.getRefreshRates();
-    ASSERT_EQ(3, rates.size());
-    const auto& powerSavingRate = rates.find(RefreshRateType::POWER_SAVING);
     const auto& defaultRate = rates.find(RefreshRateType::DEFAULT);
     const auto& performanceRate = rates.find(RefreshRateType::PERFORMANCE);
-    ASSERT_NE(rates.end(), powerSavingRate);
     ASSERT_NE(rates.end(), defaultRate);
     ASSERT_NE(rates.end(), performanceRate);
 
-    RefreshRate expectedPowerSavingConfig =
-            RefreshRate{SCREEN_OFF_CONFIG_ID, "ScreenOff", 0, HWC2_SCREEN_OFF_CONFIG_ID};
-    assertRatesEqual(expectedPowerSavingConfig, *powerSavingRate->second);
-    RefreshRate expectedDefaultConfig = RefreshRate{CONFIG_ID_60, "60fps", 60, HWC2_CONFIG_ID_60};
-    assertRatesEqual(expectedDefaultConfig, *defaultRate->second);
-    RefreshRate expectedPerformanceConfig =
-            RefreshRate{CONFIG_ID_90, "90fps", 90, HWC2_CONFIG_ID_90};
-    assertRatesEqual(expectedPerformanceConfig, *performanceRate->second);
+    RefreshRate expectedDefaultConfig = {CONFIG_ID_60, "60fps", 60, VSYNC_60, HWC2_CONFIG_ID_60};
+    assertRatesEqual(expectedDefaultConfig, defaultRate->second);
+    RefreshRate expectedPerformanceConfig = {CONFIG_ID_90, "90fps", 90, VSYNC_90,
+                                             HWC2_CONFIG_ID_90};
+    assertRatesEqual(expectedPerformanceConfig, performanceRate->second);
 
-    ASSERT_TRUE(mConfigs.getRefreshRate(RefreshRateType::POWER_SAVING));
-    assertRatesEqual(expectedPowerSavingConfig,
-                     *mConfigs.getRefreshRate(RefreshRateType::POWER_SAVING));
-    ASSERT_TRUE(mConfigs.getRefreshRate(RefreshRateType::DEFAULT));
-    assertRatesEqual(expectedDefaultConfig, *mConfigs.getRefreshRate(RefreshRateType::DEFAULT));
-    ASSERT_TRUE(mConfigs.getRefreshRate(RefreshRateType::PERFORMANCE));
+    assertRatesEqual(expectedDefaultConfig,
+                     refreshRateConfigs->getRefreshRateFromType(RefreshRateType::DEFAULT));
     assertRatesEqual(expectedPerformanceConfig,
-                     *mConfigs.getRefreshRate(RefreshRateType::PERFORMANCE));
+                     refreshRateConfigs->getRefreshRateFromType(RefreshRateType::PERFORMANCE));
 }
 } // namespace
 } // namespace scheduler
diff --git a/services/surfaceflinger/tests/unittests/RefreshRateStatsTest.cpp b/services/surfaceflinger/tests/unittests/RefreshRateStatsTest.cpp
index 411ec61..cec0b32 100644
--- a/services/surfaceflinger/tests/unittests/RefreshRateStatsTest.cpp
+++ b/services/surfaceflinger/tests/unittests/RefreshRateStatsTest.cpp
@@ -22,7 +22,6 @@
 #include <thread>
 
 #include "Scheduler/RefreshRateStats.h"
-#include "mock/DisplayHardware/MockDisplay.h"
 #include "mock/MockTimeStats.h"
 
 using namespace std::chrono_literals;
@@ -42,9 +41,18 @@
     RefreshRateStatsTest();
     ~RefreshRateStatsTest();
 
+    void init(const std::vector<RefreshRateConfigs::InputConfig>& configs) {
+        mRefreshRateConfigs = std::make_unique<RefreshRateConfigs>(
+                /*refreshRateSwitching=*/true, configs, /*currentConfig=*/0);
+        mRefreshRateStats =
+                std::make_unique<RefreshRateStats>(*mRefreshRateConfigs, mTimeStats,
+                                                   /*currentConfig=*/0,
+                                                   /*currentPowerMode=*/HWC_POWER_MODE_OFF);
+    }
+
     mock::TimeStats mTimeStats;
-    RefreshRateConfigs mRefreshRateConfigs;
-    RefreshRateStats mRefreshRateStats{mRefreshRateConfigs, mTimeStats};
+    std::unique_ptr<RefreshRateConfigs> mRefreshRateConfigs;
+    std::unique_ptr<RefreshRateStats> mRefreshRateStats;
 };
 
 RefreshRateStatsTest::RefreshRateStatsTest() {
@@ -63,63 +71,46 @@
 /* ------------------------------------------------------------------------
  * Test cases
  */
-TEST_F(RefreshRateStatsTest, canCreateAndDestroyTest) {
-    std::vector<std::shared_ptr<const HWC2::Display::Config>> configs;
-    mRefreshRateConfigs.populate(configs);
-
-    // There is one default config, so the refresh rates should have one item.
-    EXPECT_EQ(1, mRefreshRateStats.getTotalTimes().size());
-}
-
 TEST_F(RefreshRateStatsTest, oneConfigTest) {
-    auto display = new Hwc2::mock::Display();
-
-    auto config = HWC2::Display::Config::Builder(*display, CONFIG_ID_90);
-    config.setVsyncPeriod(VSYNC_90);
-    std::vector<std::shared_ptr<const HWC2::Display::Config>> configs;
-    configs.push_back(config.build());
-
-    mRefreshRateConfigs.populate(configs);
+    init({{CONFIG_ID_90, VSYNC_90}});
 
     EXPECT_CALL(mTimeStats, recordRefreshRate(0, _)).Times(AtLeast(1));
     EXPECT_CALL(mTimeStats, recordRefreshRate(90, _)).Times(AtLeast(1));
 
-    std::unordered_map<std::string, int64_t> times = mRefreshRateStats.getTotalTimes();
-    EXPECT_EQ(2, times.size());
+    std::unordered_map<std::string, int64_t> times = mRefreshRateStats->getTotalTimes();
+    ASSERT_EQ(1, times.size());
     EXPECT_NE(0u, times.count("ScreenOff"));
-    EXPECT_EQ(1u, times.count("90fps"));
-    EXPECT_EQ(0, times["90fps"]);
     // Setting up tests on mobile harness can be flaky with time passing, so testing for
     // exact time changes can result in flaxy numbers. To avoid that remember old
     // numbers to make sure the correct values are increasing in the next test.
     int screenOff = times["ScreenOff"];
-    int ninety = times["90fps"];
 
     // Screen is off by default.
     std::this_thread::sleep_for(std::chrono::milliseconds(2));
-    times = mRefreshRateStats.getTotalTimes();
+    times = mRefreshRateStats->getTotalTimes();
     EXPECT_LT(screenOff, times["ScreenOff"]);
-    EXPECT_EQ(0, times["90fps"]);
+    EXPECT_EQ(0u, times.count("90fps"));
 
-    mRefreshRateStats.setConfigMode(CONFIG_ID_90);
-    mRefreshRateStats.setPowerMode(HWC_POWER_MODE_NORMAL);
-    screenOff = mRefreshRateStats.getTotalTimes()["ScreenOff"];
+    mRefreshRateStats->setConfigMode(CONFIG_ID_90);
+    mRefreshRateStats->setPowerMode(HWC_POWER_MODE_NORMAL);
+    screenOff = mRefreshRateStats->getTotalTimes()["ScreenOff"];
     std::this_thread::sleep_for(std::chrono::milliseconds(2));
-    times = mRefreshRateStats.getTotalTimes();
+    times = mRefreshRateStats->getTotalTimes();
     EXPECT_EQ(screenOff, times["ScreenOff"]);
-    EXPECT_LT(ninety, times["90fps"]);
+    ASSERT_EQ(1u, times.count("90fps"));
+    EXPECT_LT(0, times["90fps"]);
 
-    mRefreshRateStats.setPowerMode(HWC_POWER_MODE_DOZE);
-    ninety = mRefreshRateStats.getTotalTimes()["90fps"];
+    mRefreshRateStats->setPowerMode(HWC_POWER_MODE_DOZE);
+    int ninety = mRefreshRateStats->getTotalTimes()["90fps"];
     std::this_thread::sleep_for(std::chrono::milliseconds(2));
-    times = mRefreshRateStats.getTotalTimes();
+    times = mRefreshRateStats->getTotalTimes();
     EXPECT_LT(screenOff, times["ScreenOff"]);
     EXPECT_EQ(ninety, times["90fps"]);
 
-    mRefreshRateStats.setConfigMode(CONFIG_ID_90);
-    screenOff = mRefreshRateStats.getTotalTimes()["ScreenOff"];
+    mRefreshRateStats->setConfigMode(CONFIG_ID_90);
+    screenOff = mRefreshRateStats->getTotalTimes()["ScreenOff"];
     std::this_thread::sleep_for(std::chrono::milliseconds(2));
-    times = mRefreshRateStats.getTotalTimes();
+    times = mRefreshRateStats->getTotalTimes();
     // Because the power mode is not HWC_POWER_MODE_NORMAL, switching the config
     // does not update refresh rates that come from the config.
     EXPECT_LT(screenOff, times["ScreenOff"]);
@@ -127,93 +118,75 @@
 }
 
 TEST_F(RefreshRateStatsTest, twoConfigsTest) {
-    auto display = new Hwc2::mock::Display();
-
-    auto config90 = HWC2::Display::Config::Builder(*display, CONFIG_ID_90);
-    config90.setVsyncPeriod(VSYNC_90);
-    std::vector<std::shared_ptr<const HWC2::Display::Config>> configs;
-    configs.push_back(config90.build());
-
-    auto config60 = HWC2::Display::Config::Builder(*display, CONFIG_ID_60);
-    config60.setVsyncPeriod(VSYNC_60);
-    configs.push_back(config60.build());
-
-    mRefreshRateConfigs.populate(configs);
+    init({{CONFIG_ID_90, VSYNC_90}, {CONFIG_ID_60, VSYNC_60}});
 
     EXPECT_CALL(mTimeStats, recordRefreshRate(0, _)).Times(AtLeast(1));
     EXPECT_CALL(mTimeStats, recordRefreshRate(60, _)).Times(AtLeast(1));
     EXPECT_CALL(mTimeStats, recordRefreshRate(90, _)).Times(AtLeast(1));
 
-    std::unordered_map<std::string, int64_t> times = mRefreshRateStats.getTotalTimes();
-    EXPECT_EQ(3, times.size());
+    std::unordered_map<std::string, int64_t> times = mRefreshRateStats->getTotalTimes();
+    ASSERT_EQ(1, times.size());
     EXPECT_NE(0u, times.count("ScreenOff"));
-    EXPECT_EQ(1u, times.count("60fps"));
-    EXPECT_EQ(0, times["60fps"]);
-    EXPECT_EQ(1u, times.count("90fps"));
-    EXPECT_EQ(0, times["90fps"]);
     // Setting up tests on mobile harness can be flaky with time passing, so testing for
     // exact time changes can result in flaxy numbers. To avoid that remember old
     // numbers to make sure the correct values are increasing in the next test.
     int screenOff = times["ScreenOff"];
-    int sixty = times["60fps"];
-    int ninety = times["90fps"];
 
     // Screen is off by default.
     std::this_thread::sleep_for(std::chrono::milliseconds(2));
-    times = mRefreshRateStats.getTotalTimes();
+    times = mRefreshRateStats->getTotalTimes();
     EXPECT_LT(screenOff, times["ScreenOff"]);
-    EXPECT_EQ(sixty, times["60fps"]);
-    EXPECT_EQ(ninety, times["90fps"]);
 
-    mRefreshRateStats.setConfigMode(CONFIG_ID_90);
-    mRefreshRateStats.setPowerMode(HWC_POWER_MODE_NORMAL);
-    screenOff = mRefreshRateStats.getTotalTimes()["ScreenOff"];
+    mRefreshRateStats->setConfigMode(CONFIG_ID_90);
+    mRefreshRateStats->setPowerMode(HWC_POWER_MODE_NORMAL);
+    screenOff = mRefreshRateStats->getTotalTimes()["ScreenOff"];
     std::this_thread::sleep_for(std::chrono::milliseconds(2));
-    times = mRefreshRateStats.getTotalTimes();
+    times = mRefreshRateStats->getTotalTimes();
     EXPECT_EQ(screenOff, times["ScreenOff"]);
-    EXPECT_EQ(sixty, times["60fps"]);
-    EXPECT_LT(ninety, times["90fps"]);
+    ASSERT_EQ(1u, times.count("90fps"));
+    EXPECT_LT(0, times["90fps"]);
 
     // When power mode is normal, time for configs updates.
-    mRefreshRateStats.setConfigMode(CONFIG_ID_60);
-    ninety = mRefreshRateStats.getTotalTimes()["90fps"];
+    mRefreshRateStats->setConfigMode(CONFIG_ID_60);
+    int ninety = mRefreshRateStats->getTotalTimes()["90fps"];
     std::this_thread::sleep_for(std::chrono::milliseconds(2));
-    times = mRefreshRateStats.getTotalTimes();
+    times = mRefreshRateStats->getTotalTimes();
     EXPECT_EQ(screenOff, times["ScreenOff"]);
     EXPECT_EQ(ninety, times["90fps"]);
-    EXPECT_LT(sixty, times["60fps"]);
+    ASSERT_EQ(1u, times.count("60fps"));
+    EXPECT_LT(0, times["60fps"]);
 
-    mRefreshRateStats.setConfigMode(CONFIG_ID_90);
-    sixty = mRefreshRateStats.getTotalTimes()["60fps"];
+    mRefreshRateStats->setConfigMode(CONFIG_ID_90);
+    int sixty = mRefreshRateStats->getTotalTimes()["60fps"];
     std::this_thread::sleep_for(std::chrono::milliseconds(2));
-    times = mRefreshRateStats.getTotalTimes();
+    times = mRefreshRateStats->getTotalTimes();
     EXPECT_EQ(screenOff, times["ScreenOff"]);
     EXPECT_LT(ninety, times["90fps"]);
     EXPECT_EQ(sixty, times["60fps"]);
 
-    mRefreshRateStats.setConfigMode(CONFIG_ID_60);
-    ninety = mRefreshRateStats.getTotalTimes()["90fps"];
+    mRefreshRateStats->setConfigMode(CONFIG_ID_60);
+    ninety = mRefreshRateStats->getTotalTimes()["90fps"];
     std::this_thread::sleep_for(std::chrono::milliseconds(2));
-    times = mRefreshRateStats.getTotalTimes();
+    times = mRefreshRateStats->getTotalTimes();
     EXPECT_EQ(screenOff, times["ScreenOff"]);
     EXPECT_EQ(ninety, times["90fps"]);
     EXPECT_LT(sixty, times["60fps"]);
 
     // Because the power mode is not HWC_POWER_MODE_NORMAL, switching the config
     // does not update refresh rates that come from the config.
-    mRefreshRateStats.setPowerMode(HWC_POWER_MODE_DOZE);
-    mRefreshRateStats.setConfigMode(CONFIG_ID_90);
-    sixty = mRefreshRateStats.getTotalTimes()["60fps"];
+    mRefreshRateStats->setPowerMode(HWC_POWER_MODE_DOZE);
+    mRefreshRateStats->setConfigMode(CONFIG_ID_90);
+    sixty = mRefreshRateStats->getTotalTimes()["60fps"];
     std::this_thread::sleep_for(std::chrono::milliseconds(2));
-    times = mRefreshRateStats.getTotalTimes();
+    times = mRefreshRateStats->getTotalTimes();
     EXPECT_LT(screenOff, times["ScreenOff"]);
     EXPECT_EQ(ninety, times["90fps"]);
     EXPECT_EQ(sixty, times["60fps"]);
 
-    mRefreshRateStats.setConfigMode(CONFIG_ID_60);
-    screenOff = mRefreshRateStats.getTotalTimes()["ScreenOff"];
+    mRefreshRateStats->setConfigMode(CONFIG_ID_60);
+    screenOff = mRefreshRateStats->getTotalTimes()["ScreenOff"];
     std::this_thread::sleep_for(std::chrono::milliseconds(2));
-    times = mRefreshRateStats.getTotalTimes();
+    times = mRefreshRateStats->getTotalTimes();
     EXPECT_LT(screenOff, times["ScreenOff"]);
     EXPECT_EQ(ninety, times["90fps"]);
     EXPECT_EQ(sixty, times["60fps"]);
diff --git a/services/surfaceflinger/tests/unittests/SchedulerTest.cpp b/services/surfaceflinger/tests/unittests/SchedulerTest.cpp
index 740115e..571fdfd 100644
--- a/services/surfaceflinger/tests/unittests/SchedulerTest.cpp
+++ b/services/surfaceflinger/tests/unittests/SchedulerTest.cpp
@@ -3,13 +3,13 @@
 
 #include <gmock/gmock.h>
 #include <gtest/gtest.h>
-
 #include <log/log.h>
 
 #include <mutex>
 
 #include "Scheduler/EventControlThread.h"
 #include "Scheduler/EventThread.h"
+#include "Scheduler/RefreshRateConfigs.h"
 #include "Scheduler/Scheduler.h"
 #include "mock/MockEventThread.h"
 
@@ -34,7 +34,7 @@
         MOCK_METHOD0(requestNextVsync, void());
     };
 
-    scheduler::RefreshRateConfigs mRefreshRateConfigs;
+    std::unique_ptr<scheduler::RefreshRateConfigs> mRefreshRateConfigs;
 
     /**
      * This mock Scheduler class uses implementation of mock::EventThread but keeps everything else
@@ -73,9 +73,14 @@
             ::testing::UnitTest::GetInstance()->current_test_info();
     ALOGD("**** Setting up for %s.%s\n", test_info->test_case_name(), test_info->name());
 
+    std::vector<scheduler::RefreshRateConfigs::InputConfig> configs{{/*hwcId=*/0, 16666667}};
+    mRefreshRateConfigs =
+            std::make_unique<scheduler::RefreshRateConfigs>(/*refreshRateSwitching=*/false, configs,
+                                                            /*currentConfig=*/0);
+
     std::unique_ptr<mock::EventThread> eventThread = std::make_unique<mock::EventThread>();
     mEventThread = eventThread.get();
-    mScheduler = std::make_unique<MockScheduler>(mRefreshRateConfigs, std::move(eventThread));
+    mScheduler = std::make_unique<MockScheduler>(*mRefreshRateConfigs, std::move(eventThread));
     EXPECT_CALL(*mEventThread, registerDisplayEventConnection(_)).WillOnce(Return(0));
 
     mEventThreadConnection = new MockEventThreadConnection(mEventThread);
@@ -85,7 +90,7 @@
     EXPECT_CALL(*mEventThread, createEventConnection(_, _))
             .WillRepeatedly(Return(mEventThreadConnection));
 
-    mConnectionHandle = mScheduler->createConnection("appConnection", 16, 16, ResyncCallback(),
+    mConnectionHandle = mScheduler->createConnection("appConnection", 16, 16,
                                                      impl::EventThread::InterceptVSyncsCallback());
     EXPECT_TRUE(mConnectionHandle != nullptr);
 }
@@ -107,7 +112,7 @@
     sp<IDisplayEventConnection> returnedValue;
     ASSERT_NO_FATAL_FAILURE(
             returnedValue =
-                    mScheduler->createDisplayEventConnection(nullptr, ResyncCallback(),
+                    mScheduler->createDisplayEventConnection(nullptr,
                                                              ISurfaceComposer::
                                                                      eConfigChangedSuppress));
     EXPECT_TRUE(returnedValue == nullptr);
@@ -130,7 +135,7 @@
     sp<IDisplayEventConnection> returnedValue;
     ASSERT_NO_FATAL_FAILURE(
             returnedValue =
-                    mScheduler->createDisplayEventConnection(connectionHandle, ResyncCallback(),
+                    mScheduler->createDisplayEventConnection(connectionHandle,
                                                              ISurfaceComposer::
                                                                      eConfigChangedSuppress));
     EXPECT_TRUE(returnedValue == nullptr);
@@ -161,7 +166,7 @@
     sp<IDisplayEventConnection> returnedValue;
     ASSERT_NO_FATAL_FAILURE(
             returnedValue =
-                    mScheduler->createDisplayEventConnection(mConnectionHandle, ResyncCallback(),
+                    mScheduler->createDisplayEventConnection(mConnectionHandle,
                                                              ISurfaceComposer::
                                                                      eConfigChangedSuppress));
     EXPECT_TRUE(returnedValue != nullptr);
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index 64d34ee..1c1b020 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -32,11 +32,11 @@
 #include "Layer.h"
 #include "NativeWindowSurface.h"
 #include "Scheduler/MessageQueue.h"
+#include "Scheduler/RefreshRateConfigs.h"
 #include "StartPropertySetThread.h"
 #include "SurfaceFlinger.h"
 #include "SurfaceFlingerFactory.h"
 #include "SurfaceInterceptor.h"
-
 #include "TimeStats/TimeStats.h"
 
 namespace android {
@@ -342,6 +342,8 @@
     auto& mutableAppConnectionHandle() { return mFlinger->mAppConnectionHandle; }
     auto& mutableSfConnectionHandle() { return mFlinger->mSfConnectionHandle; }
     auto& mutableRefreshRateConfigs() { return mFlinger->mRefreshRateConfigs; }
+    auto& mutableRefreshRateStats() { return mFlinger->mRefreshRateStats; }
+    auto& mutableTimeStats() { return mFlinger->mTimeStats; }
 
     ~TestableSurfaceFlinger() {
         // All these pointer and container clears help ensure that GMock does
diff --git a/services/vr/virtual_touchpad/Android.bp b/services/vr/virtual_touchpad/Android.bp
index dcaa663..9cf4905 100644
--- a/services/vr/virtual_touchpad/Android.bp
+++ b/services/vr/virtual_touchpad/Android.bp
@@ -14,6 +14,7 @@
 ]
 
 header_libraries = [
+    "jni_headers",
     "libdvr_headers",
 ]
 
diff --git a/vulkan/libvulkan/api.cpp b/vulkan/libvulkan/api.cpp
index 3d56656..6e08d23 100644
--- a/vulkan/libvulkan/api.cpp
+++ b/vulkan/libvulkan/api.cpp
@@ -124,7 +124,7 @@
     };
 
     void AddImplicitLayers() {
-        if (!is_instance_ || !driver::Debuggable())
+        if (!is_instance_)
             return;
 
         GetLayersFromSettings();
@@ -370,7 +370,8 @@
 
    private:
     bool EnableDebugCallback() const {
-        return (is_instance_ && driver::Debuggable() &&
+        return (is_instance_ &&
+                android::GraphicsEnv::getInstance().isDebuggable() &&
                 property_get_bool("debug.vulkan.enable_callback", false));
     }
 
diff --git a/vulkan/libvulkan/driver.cpp b/vulkan/libvulkan/driver.cpp
index 7477351..bdf5ddf 100644
--- a/vulkan/libvulkan/driver.cpp
+++ b/vulkan/libvulkan/driver.cpp
@@ -165,7 +165,7 @@
 }
 
 const std::array<const char*, 2> HAL_SUBNAME_KEY_PROPERTIES = {{
-    "ro.hardware." HWVULKAN_HARDWARE_MODULE_ID,
+    "ro.hardware.vulkan",
     "ro.board.platform",
 }};
 
@@ -755,10 +755,6 @@
 
 }  // anonymous namespace
 
-bool Debuggable() {
-    return (prctl(PR_GET_DUMPABLE, 0, 0, 0, 0) >= 0);
-}
-
 bool OpenHAL() {
     return Hal::Open();
 }
diff --git a/vulkan/libvulkan/driver.h b/vulkan/libvulkan/driver.h
index 047a27a..ffe2a8b 100644
--- a/vulkan/libvulkan/driver.h
+++ b/vulkan/libvulkan/driver.h
@@ -101,7 +101,6 @@
     uint32_t driver_version;
 };
 
-bool Debuggable();
 bool OpenHAL();
 const VkAllocationCallbacks& GetDefaultAllocator();
 
diff --git a/vulkan/libvulkan/layers_extensions.cpp b/vulkan/libvulkan/layers_extensions.cpp
index dd91739..7326692 100644
--- a/vulkan/libvulkan/layers_extensions.cpp
+++ b/vulkan/libvulkan/layers_extensions.cpp
@@ -462,8 +462,7 @@
 void DiscoverLayers() {
     ATRACE_CALL();
 
-    if (property_get_bool("ro.debuggable", false) &&
-        prctl(PR_GET_DUMPABLE, 0, 0, 0, 0)) {
+    if (android::GraphicsEnv::getInstance().isDebuggable()) {
         DiscoverLayersInPathList(kSystemLayerLibraryDir);
     }
     if (!android::GraphicsEnv::getInstance().getLayerPaths().empty())