diff --git a/adb/daemon/main.cpp b/adb/daemon/main.cpp
index e0629ab..3ecbc44 100644
--- a/adb/daemon/main.cpp
+++ b/adb/daemon/main.cpp
@@ -239,8 +239,8 @@
             adb_device_banner = optarg;
             break;
         case 'v':
-            printf("Android Debug Bridge Daemon version %d.%d.%d (%s)\n", ADB_VERSION_MAJOR,
-                   ADB_VERSION_MINOR, ADB_SERVER_VERSION, ADB_VERSION);
+            printf("Android Debug Bridge Daemon version %d.%d.%d\n", ADB_VERSION_MAJOR,
+                   ADB_VERSION_MINOR, ADB_SERVER_VERSION);
             return 0;
         default:
             // getopt already prints "adbd: invalid option -- %c" for us.
diff --git a/logd/LogBufferElement.cpp b/logd/LogBufferElement.cpp
index 381c974..f20ac45 100644
--- a/logd/LogBufferElement.cpp
+++ b/logd/LogBufferElement.cpp
@@ -41,22 +41,20 @@
       mTid(tid),
       mRealTime(realtime),
       mMsgLen(len),
-      mLogId(log_id) {
+      mLogId(log_id),
+      mDropped(false) {
     mMsg = new char[len];
     memcpy(mMsg, msg, len);
-    mTag = (isBinary() && (mMsgLen >= sizeof(uint32_t)))
-               ? le32toh(reinterpret_cast<android_event_header_t*>(mMsg)->tag)
-               : 0;
 }
 
 LogBufferElement::LogBufferElement(const LogBufferElement& elem)
-    : mTag(elem.mTag),
-      mUid(elem.mUid),
+    : mUid(elem.mUid),
       mPid(elem.mPid),
       mTid(elem.mTid),
       mRealTime(elem.mRealTime),
       mMsgLen(elem.mMsgLen),
-      mLogId(elem.mLogId) {
+      mLogId(elem.mLogId),
+      mDropped(elem.mDropped) {
     mMsg = new char[mMsgLen];
     memcpy(mMsg, elem.mMsg, mMsgLen);
 }
@@ -65,6 +63,32 @@
     delete[] mMsg;
 }
 
+uint32_t LogBufferElement::getTag() const {
+    return (isBinary() &&
+            ((mDropped && mMsg != nullptr) ||
+             (!mDropped && mMsgLen >= sizeof(android_event_header_t))))
+               ? reinterpret_cast<const android_event_header_t*>(mMsg)->tag
+               : 0;
+}
+
+unsigned short LogBufferElement::setDropped(unsigned short value) {
+    // The tag information is saved in mMsg data, if the tag is non-zero
+    // save only the information needed to get the tag.
+    if (getTag() != 0) {
+        if (mMsgLen > sizeof(android_event_header_t)) {
+            char* truncated_msg = new char[sizeof(android_event_header_t)];
+            memcpy(truncated_msg, mMsg, sizeof(android_event_header_t));
+            delete[] mMsg;
+            mMsg = truncated_msg;
+        }  // mMsgLen == sizeof(android_event_header_t), already at minimum.
+    } else {
+        delete[] mMsg;
+        mMsg = nullptr;
+    }
+    mDropped = true;
+    return mDroppedCount = value;
+}
+
 // caller must own and free character string
 char* android::tidToName(pid_t tid) {
     char* retval = NULL;
@@ -164,8 +188,8 @@
     // identical to below to calculate the buffer size required
     const char* type = lastSame ? "identical" : "expire";
     size_t len = snprintf(NULL, 0, format_uid, mUid, name ? name : "",
-                          commName ? commName : "", type, mDropped,
-                          (mDropped > 1) ? "s" : "");
+                          commName ? commName : "", type, getDropped(),
+                          (getDropped() > 1) ? "s" : "");
 
     size_t hdrLen;
     if (isBinary()) {
@@ -196,8 +220,8 @@
     }
 
     snprintf(buffer + hdrLen, len + 1, format_uid, mUid, name ? name : "",
-             commName ? commName : "", type, mDropped,
-             (mDropped > 1) ? "s" : "");
+             commName ? commName : "", type, getDropped(),
+             (getDropped() > 1) ? "s" : "");
     free(const_cast<char*>(name));
     free(const_cast<char*>(commName));
 
@@ -225,7 +249,7 @@
 
     char* buffer = NULL;
 
-    if (!mMsg) {
+    if (mDropped) {
         entry.len = populateDroppedMessage(buffer, parent, lastSame);
         if (!entry.len) return mRealTime;
         iovec[1].iov_base = buffer;
diff --git a/logd/LogBufferElement.h b/logd/LogBufferElement.h
index 814ec87..b168645 100644
--- a/logd/LogBufferElement.h
+++ b/logd/LogBufferElement.h
@@ -32,25 +32,25 @@
                                   // chatty for the temporal expire messages
 #define EXPIRE_RATELIMIT 10  // maximum rate in seconds to report expiration
 
-class LogBufferElement {
+class __attribute__((packed)) LogBufferElement {
     friend LogBuffer;
 
     // sized to match reality of incoming log packets
-    uint32_t mTag;  // only valid for isBinary()
     const uint32_t mUid;
     const uint32_t mPid;
     const uint32_t mTid;
     log_time mRealTime;
     char* mMsg;
     union {
-        const uint16_t mMsgLen;  // mMSg != NULL
-        uint16_t mDropped;       // mMsg == NULL
+        const uint16_t mMsgLen;  // mDropped == false
+        uint16_t mDroppedCount;  // mDropped == true
     };
     const uint8_t mLogId;
+    bool mDropped;
 
     static atomic_int_fast64_t sequence;
 
-    // assumption: mMsg == NULL
+    // assumption: mDropped == true
     size_t populateDroppedMessage(char*& buffer, LogBuffer* parent,
                                   bool lastSame);
 
@@ -58,7 +58,7 @@
     LogBufferElement(log_id_t log_id, log_time realtime, uid_t uid, pid_t pid,
                      pid_t tid, const char* msg, unsigned short len);
     LogBufferElement(const LogBufferElement& elem);
-    virtual ~LogBufferElement();
+    ~LogBufferElement();
 
     bool isBinary(void) const {
         return (mLogId == LOG_ID_EVENTS) || (mLogId == LOG_ID_SECURITY);
@@ -76,24 +76,16 @@
     pid_t getTid(void) const {
         return mTid;
     }
-    uint32_t getTag() const {
-        return mTag;
-    }
+    uint32_t getTag() const;
     unsigned short getDropped(void) const {
-        return mMsg ? 0 : mDropped;
+        return mDropped ? mDroppedCount : 0;
     }
-    unsigned short setDropped(unsigned short value) {
-        if (mMsg) {
-            delete[] mMsg;
-            mMsg = NULL;
-        }
-        return mDropped = value;
-    }
+    unsigned short setDropped(unsigned short value);
     unsigned short getMsgLen() const {
-        return mMsg ? mMsgLen : 0;
+        return mDropped ? 0 : mMsgLen;
     }
     const char* getMsg() const {
-        return mMsg;
+        return mDropped ? nullptr : mMsg;
     }
     log_time getRealTime(void) const {
         return mRealTime;
diff --git a/trusty/Android.bp b/trusty/Android.bp
index 386fbe6..2fb2e19 100644
--- a/trusty/Android.bp
+++ b/trusty/Android.bp
@@ -2,6 +2,5 @@
     "gatekeeper",
     "keymaster",
     "libtrusty",
-    "nvram",
     "storage/*",
 ]
diff --git a/trusty/nvram/Android.bp b/trusty/nvram/Android.bp
deleted file mode 100644
index 15e6c3e..0000000
--- a/trusty/nvram/Android.bp
+++ /dev/null
@@ -1,61 +0,0 @@
-//
-// Copyright (C) 2016 The Android Open-Source Project
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-//
-
-// nvram.trusty is the Trusty NVRAM HAL module.
-cc_library_shared {
-    name: "nvram.trusty",
-    relative_install_path: "hw",
-    srcs: [
-        "module.c",
-        "trusty_nvram_device.cpp",
-        "trusty_nvram_implementation.cpp",
-    ],
-
-    cflags: [
-        "-Wall",
-        "-Werror",
-        "-Wextra",
-        "-fvisibility=hidden",
-    ],
-    static_libs: ["libnvram-hal"],
-    shared_libs: [
-        "libtrusty",
-        "libnvram-messages",
-        "liblog",
-    ],
-}
-
-// nvram-wipe is a helper tool for clearing NVRAM state.
-cc_binary {
-    name: "nvram-wipe",
-    srcs: [
-        "nvram_wipe.cpp",
-        "trusty_nvram_implementation.cpp",
-    ],
-
-    cflags: [
-        "-Wall",
-        "-Werror",
-        "-Wextra",
-        "-fvisibility=hidden",
-    ],
-    static_libs: ["libnvram-hal"],
-    shared_libs: [
-        "libtrusty",
-        "libnvram-messages",
-        "liblog",
-    ],
-}
diff --git a/trusty/nvram/module.c b/trusty/nvram/module.c
deleted file mode 100644
index a2e64d3..0000000
--- a/trusty/nvram/module.c
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <hardware/nvram.h>
-
-// This function is defined in trusty_nvram_device.cpp.
-int trusty_nvram_open(const hw_module_t* module,
-                      const char* device_id,
-                      hw_device_t** device_ptr);
-
-static struct hw_module_methods_t nvram_module_methods = {
-    .open = trusty_nvram_open,
-};
-
-struct nvram_module HAL_MODULE_INFO_SYM
-    __attribute__((visibility("default"))) = {
-        .common = {.tag = HARDWARE_MODULE_TAG,
-                   .module_api_version = NVRAM_MODULE_API_VERSION_0_1,
-                   .hal_api_version = HARDWARE_HAL_API_VERSION,
-                   .id = NVRAM_HARDWARE_MODULE_ID,
-                   .name = "Trusty NVRAM HAL",
-                   .author = "The Android Open Source Project",
-                   .methods = &nvram_module_methods,
-                   .dso = 0,
-                   .reserved = {}},
-};
diff --git a/trusty/nvram/nvram_wipe.cpp b/trusty/nvram/nvram_wipe.cpp
deleted file mode 100644
index d0f4fad..0000000
--- a/trusty/nvram/nvram_wipe.cpp
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <nvram/messages/nvram_messages.h>
-
-#include "trusty_nvram_implementation.h"
-
-void usage(const char* program_name) {
-  fprintf(stderr, "Usage: %s [status|disable|wipe]\n", program_name);
-  exit(-1);
-}
-
-int main(int argc, char* argv[]) {
-  if (argc < 2) {
-    usage(argv[0]);
-  }
-
-  nvram::TrustyNvramImplementation nvram_proxy;
-  nvram::Request request;
-  nvram::Response response;
-
-  if (!strcmp(argv[1], "status")) {
-    request.payload.Activate<nvram::COMMAND_GET_INFO>();
-    nvram_proxy.Execute(request, &response);
-    const nvram::GetInfoResponse* get_info_response =
-        response.payload.get<nvram::COMMAND_GET_INFO>();
-    if (response.result == NV_RESULT_SUCCESS) {
-      int status = get_info_response && get_info_response->wipe_disabled;
-      printf("Wiping disabled: %d\n", status);
-      return status;
-    }
-  } else if (!strcmp(argv[1], "disable")) {
-    request.payload.Activate<nvram::COMMAND_DISABLE_WIPE>();
-    nvram_proxy.Execute(request, &response);
-  } else if (!strcmp(argv[1], "wipe")) {
-    request.payload.Activate<nvram::COMMAND_WIPE_STORAGE>();
-    nvram_proxy.Execute(request, &response);
-  } else {
-    usage(argv[0]);
-  }
-
-  if (response.result != NV_RESULT_SUCCESS) {
-    fprintf(stderr, "Command execution failure: %u\n", response.result);
-    return -1;
-  }
-
-  return 0;
-}
-
diff --git a/trusty/nvram/trusty_nvram_device.cpp b/trusty/nvram/trusty_nvram_device.cpp
deleted file mode 100644
index 2c50915..0000000
--- a/trusty/nvram/trusty_nvram_device.cpp
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <nvram/hal/nvram_device_adapter.h>
-
-#include "trusty_nvram_implementation.h"
-
-extern "C" int trusty_nvram_open(const hw_module_t* module,
-                                 const char* device_id,
-                                 hw_device_t** device_ptr) {
-  if (strcmp(NVRAM_HARDWARE_DEVICE_ID, device_id) != 0) {
-    return -EINVAL;
-  }
-
-  nvram::NvramDeviceAdapter* adapter = new nvram::NvramDeviceAdapter(
-      module, new nvram::TrustyNvramImplementation);
-  *device_ptr = adapter->as_device();
-  return 0;
-}
diff --git a/trusty/nvram/trusty_nvram_implementation.cpp b/trusty/nvram/trusty_nvram_implementation.cpp
deleted file mode 100644
index 9215c85..0000000
--- a/trusty/nvram/trusty_nvram_implementation.cpp
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "TrustyNVRAM"
-
-#include "trusty_nvram_implementation.h"
-
-#include <errno.h>
-#include <string.h>
-#include <unistd.h>
-
-#include <hardware/nvram.h>
-#include <log/log.h>
-#include <trusty/tipc.h>
-
-#include <nvram/messages/blob.h>
-
-namespace nvram {
-namespace {
-
-// Character device to open for Trusty IPC connections.
-const char kTrustyDeviceName[] = "/dev/trusty-ipc-dev0";
-
-// App identifier of the NVRAM app.
-const char kTrustyNvramAppId[] = "com.android.trusty.nvram";
-
-}  // namespace
-
-TrustyNvramImplementation::~TrustyNvramImplementation() {
-  if (tipc_nvram_fd_ != -1) {
-    tipc_close(tipc_nvram_fd_);
-    tipc_nvram_fd_ = -1;
-  }
-}
-
-void TrustyNvramImplementation::Execute(const nvram::Request& request,
-                                        nvram::Response* response) {
-  if (!SendRequest(request, response)) {
-    response->result = NV_RESULT_INTERNAL_ERROR;
-  }
-}
-
-bool TrustyNvramImplementation::Connect() {
-  if (tipc_nvram_fd_ != -1) {
-    return true;
-  }
-
-  int rc = tipc_connect(kTrustyDeviceName, kTrustyNvramAppId);
-  if (rc < 0) {
-    ALOGE("Failed to connect to Trusty NVRAM app: %s\n", strerror(-rc));
-    return false;
-  }
-
-  tipc_nvram_fd_ = rc;
-  return true;
-}
-
-bool TrustyNvramImplementation::SendRequest(const nvram::Request& request,
-                                            nvram::Response* response) {
-  if (!Connect()) {
-    return false;
-  }
-
-  nvram::Blob request_buffer;
-  if (!nvram::Encode(request, &request_buffer)) {
-    ALOGE("Failed to encode NVRAM request.\n");
-    return false;
-  }
-
-  ssize_t rc =
-      write(tipc_nvram_fd_, request_buffer.data(), request_buffer.size());
-  if (rc < 0) {
-    ALOGE("Failed to send NVRAM request: %s\n", strerror(-rc));
-    return false;
-  }
-  if (static_cast<size_t>(rc) != request_buffer.size()) {
-    ALOGE("Failed to send full request buffer: %zd\n", rc);
-    return false;
-  }
-
-  rc = read(tipc_nvram_fd_, response_buffer_, sizeof(response_buffer_));
-  if (rc < 0) {
-    ALOGE("Failed to read NVRAM response: %s\n", strerror(-rc));
-    return false;
-  }
-
-  if (static_cast<size_t>(rc) >= sizeof(response_buffer_)) {
-    ALOGE("NVRAM response exceeds response buffer size.\n");
-    return false;
-  }
-
-  if (!nvram::Decode(response_buffer_, static_cast<size_t>(rc), response)) {
-    ALOGE("Failed to decode NVRAM response.\n");
-    return false;
-  }
-
-  return true;
-}
-
-}  // namespace nvram
diff --git a/trusty/nvram/trusty_nvram_implementation.h b/trusty/nvram/trusty_nvram_implementation.h
deleted file mode 100644
index 60758f7..0000000
--- a/trusty/nvram/trusty_nvram_implementation.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef TRUSTY_NVRAM_TRUSTY_NVRAM_IMPLEMENTATION_H_
-#define TRUSTY_NVRAM_TRUSTY_NVRAM_IMPLEMENTATION_H_
-
-#include <stdint.h>
-
-#include <nvram/hal/nvram_device_adapter.h>
-#include <nvram/messages/nvram_messages.h>
-
-namespace nvram {
-
-// |TrustyNvramImplementation| proxies requests to the Trusty NVRAM app. It
-// serializes the request objects, sends it to the Trusty app and finally reads
-// back the result and decodes it.
-class TrustyNvramImplementation : public nvram::NvramImplementation {
- public:
-  ~TrustyNvramImplementation() override;
-
-  void Execute(const nvram::Request& request,
-               nvram::Response* response) override;
-
- private:
-  // Connects the IPC channel to the Trusty app if it is not already open.
-  // Returns true if the channel is open, false on errors.
-  bool Connect();
-
-  // Dispatches a command to the trust app. Returns true if successful (note
-  // that the response may still indicate an error on the Trusty side), false if
-  // there are any I/O or encoding/decoding errors.
-  bool SendRequest(const nvram::Request& request,
-                   nvram::Response* response);
-
-  // The file descriptor for the IPC connection to the Trusty app.
-  int tipc_nvram_fd_ = -1;
-
-  // Response buffer. This puts a hard size limit on the responses from the
-  // Trusty app. 4096 matches the maximum IPC message size currently supported
-  // by Trusty.
-  uint8_t response_buffer_[4096];
-};
-
-}  // namespace nvram
-
-#endif  // TRUSTY_NVRAM_TRUSTY_NVRAM_IMPLEMENTATION_H_