diff --git a/fastboot/constants.h b/fastboot/constants.h
index 2eaf006..705da33 100644
--- a/fastboot/constants.h
+++ b/fastboot/constants.h
@@ -63,3 +63,4 @@
 #define FB_VAR_VARIANT "variant"
 #define FB_VAR_OFF_MODE_CHARGE_STATE "off-mode-charge"
 #define FB_VAR_BATTERY_VOLTAGE "battery-voltage"
+#define FB_VAR_BATTERY_SOC_OK "battery-soc-ok"
diff --git a/fastboot/device/commands.cpp b/fastboot/device/commands.cpp
index 6c0aba1..3f663ef 100644
--- a/fastboot/device/commands.cpp
+++ b/fastboot/device/commands.cpp
@@ -98,6 +98,7 @@
             {FB_VAR_IS_USERSPACE, {GetIsUserspace, nullptr}},
             {FB_VAR_OFF_MODE_CHARGE_STATE, {GetOffModeChargeState, nullptr}},
             {FB_VAR_BATTERY_VOLTAGE, {GetBatteryVoltage, nullptr}},
+            {FB_VAR_BATTERY_SOC_OK, {GetBatterySoCOk, nullptr}},
             {FB_VAR_HW_REVISION, {GetHardwareRevision, nullptr}}};
 
     if (args.size() < 2) {
diff --git a/fastboot/device/variables.cpp b/fastboot/device/variables.cpp
index 01415d7..2de79b1 100644
--- a/fastboot/device/variables.cpp
+++ b/fastboot/device/variables.cpp
@@ -96,6 +96,56 @@
     return true;
 }
 
+bool GetBatteryVoltageHelper(FastbootDevice* device, int32_t* battery_voltage) {
+    using android::hardware::health::V2_0::HealthInfo;
+    using android::hardware::health::V2_0::Result;
+
+    auto health_hal = device->health_hal();
+    if (!health_hal) {
+        return false;
+    }
+
+    Result ret;
+    auto ret_val = health_hal->getHealthInfo([&](Result result, HealthInfo info) {
+        *battery_voltage = info.legacy.batteryVoltage;
+        ret = result;
+    });
+    if (!ret_val.isOk() || (ret != Result::SUCCESS)) {
+        return false;
+    }
+
+    return true;
+}
+
+bool GetBatterySoCOk(FastbootDevice* device, const std::vector<std::string>& /* args */,
+                     std::string* message) {
+    int32_t battery_voltage = 0;
+    if (!GetBatteryVoltageHelper(device, &battery_voltage)) {
+        *message = "Unable to read battery voltage";
+        return false;
+    }
+
+    auto fastboot_hal = device->fastboot_hal();
+    if (!fastboot_hal) {
+        *message = "Fastboot HAL not found";
+        return false;
+    }
+
+    Result ret;
+    auto ret_val = fastboot_hal->getBatteryVoltageFlashingThreshold(
+            [&](int32_t voltage_threshold, Result result) {
+                *message = battery_voltage >= voltage_threshold ? "yes" : "no";
+                ret = result;
+            });
+
+    if (!ret_val.isOk() || ret.status != Status::SUCCESS) {
+        *message = "Unable to get battery voltage flashing threshold";
+        return false;
+    }
+
+    return true;
+}
+
 bool GetOffModeChargeState(FastbootDevice* device, const std::vector<std::string>& /* args */,
                            std::string* message) {
     auto fastboot_hal = device->fastboot_hal();
@@ -120,26 +170,13 @@
 
 bool GetBatteryVoltage(FastbootDevice* device, const std::vector<std::string>& /* args */,
                        std::string* message) {
-    using android::hardware::health::V2_0::HealthInfo;
-    using android::hardware::health::V2_0::Result;
-
-    auto health_hal = device->health_hal();
-    if (!health_hal) {
-        *message = "Health HAL not found";
-        return false;
+    int32_t battery_voltage = 0;
+    if (GetBatteryVoltageHelper(device, &battery_voltage)) {
+        *message = std::to_string(battery_voltage);
+        return true;
     }
-
-    Result ret;
-    auto ret_val = health_hal->getHealthInfo([&](Result result, HealthInfo info) {
-        *message = std::to_string(info.legacy.batteryVoltage);
-        ret = result;
-    });
-    if (!ret_val.isOk() || (ret != Result::SUCCESS)) {
-        *message = "Unable to get battery voltage";
-        return false;
-    }
-
-    return true;
+    *message = "Unable to get battery voltage";
+    return false;
 }
 
 bool GetCurrentSlot(FastbootDevice* device, const std::vector<std::string>& /* args */,
diff --git a/fastboot/device/variables.h b/fastboot/device/variables.h
index e7c3c7c..59b71e8 100644
--- a/fastboot/device/variables.h
+++ b/fastboot/device/variables.h
@@ -57,6 +57,9 @@
                            std::string* message);
 bool GetBatteryVoltage(FastbootDevice* device, const std::vector<std::string>& args,
                        std::string* message);
+bool GetBatterySoCOk(FastbootDevice* device, const std::vector<std::string>& args,
+                     std::string* message);
+
 // Helpers for getvar all.
 std::vector<std::vector<std::string>> GetAllPartitionArgsWithSlot(FastbootDevice* device);
 std::vector<std::vector<std::string>> GetAllPartitionArgsNoSlot(FastbootDevice* device);
diff --git a/lmkd/lmkd.c b/lmkd/lmkd.c
index f771971..1980dc6 100644
--- a/lmkd/lmkd.c
+++ b/lmkd/lmkd.c
@@ -845,24 +845,31 @@
 }
 
 static int memory_stat_parse(struct memory_stat *mem_st,  int pid, uid_t uid) {
-   FILE *fp;
-   char buf[PATH_MAX];
+    FILE *fp;
+    char buf[PATH_MAX];
 
-   snprintf(buf, sizeof(buf), MEMCG_PROCESS_MEMORY_STAT_PATH, uid, pid);
+    /*
+     * Per-application memory.stat files are available only when
+     * per-application memcgs are enabled.
+     */
+    if (!per_app_memcg)
+        return -1;
 
-   fp = fopen(buf, "r");
+    snprintf(buf, sizeof(buf), MEMCG_PROCESS_MEMORY_STAT_PATH, uid, pid);
 
-   if (fp == NULL) {
-       ALOGE("%s open failed: %s", buf, strerror(errno));
-       return -1;
-   }
+    fp = fopen(buf, "r");
 
-   while (fgets(buf, PAGE_SIZE, fp) != NULL ) {
-       memory_stat_parse_line(buf, mem_st);
-   }
-   fclose(fp);
+    if (fp == NULL) {
+        ALOGE("%s open failed: %s", buf, strerror(errno));
+        return -1;
+    }
 
-   return 0;
+    while (fgets(buf, PAGE_SIZE, fp) != NULL ) {
+        memory_stat_parse_line(buf, mem_st);
+    }
+    fclose(fp);
+
+    return 0;
 }
 #endif
 
diff --git a/rootdir/etc/public.libraries.android.txt b/rootdir/etc/public.libraries.android.txt
index d8f6095..27e855f 100644
--- a/rootdir/etc/public.libraries.android.txt
+++ b/rootdir/etc/public.libraries.android.txt
@@ -1,6 +1,7 @@
 # See https://android.googlesource.com/platform/ndk/+/master/docs/PlatformApis.md
 libandroid.so
 libaaudio.so
+libamidi.so
 libbinder_ndk.so
 libc.so
 libcamera2ndk.so
diff --git a/rootdir/etc/public.libraries.iot.txt b/rootdir/etc/public.libraries.iot.txt
index 20905bf..b565340 100644
--- a/rootdir/etc/public.libraries.iot.txt
+++ b/rootdir/etc/public.libraries.iot.txt
@@ -2,6 +2,7 @@
 libandroid.so
 libandroidthings.so
 libaaudio.so
+libamidi.so
 libbinder_ndk.so
 libc.so
 libcamera2ndk.so
diff --git a/rootdir/etc/public.libraries.wear.txt b/rootdir/etc/public.libraries.wear.txt
index 4ece5b5..7cbda08 100644
--- a/rootdir/etc/public.libraries.wear.txt
+++ b/rootdir/etc/public.libraries.wear.txt
@@ -1,6 +1,7 @@
 # See https://android.googlesource.com/platform/ndk/+/master/docs/PlatformApis.md
 libandroid.so
 libaaudio.so
+libamidi.so
 libbinder_ndk.so
 libc.so
 libcamera2ndk.so