diff --git a/cmds/cmd/cmd.cpp b/cmds/cmd/cmd.cpp
index 40dbbf5..6511b44 100644
--- a/cmds/cmd/cmd.cpp
+++ b/cmds/cmd/cmd.cpp
@@ -72,6 +72,9 @@
             aerr << "Open attempt after active for: " << fullPath << endl;
             return -EPERM;
         }
+#if DEBUG
+        ALOGD("openFile: %s, full=%s", path8.string(), fullPath.string());
+#endif
         int flags = 0;
         bool checkRead = false;
         bool checkWrite = false;
@@ -92,6 +95,9 @@
             return -EINVAL;
         }
         int fd = open(fullPath.string(), flags, S_IRWXU|S_IRWXG);
+#if DEBUG
+        ALOGD("openFile: fd=%d", fd);
+#endif
         if (fd < 0) {
             return fd;
         }
@@ -104,6 +110,9 @@
                 int accessGranted = selinux_check_access(seLinuxContext8.string(), context.get(),
                         "file", "write", NULL);
                 if (accessGranted != 0) {
+#if DEBUG
+                    ALOGD("openFile: failed selinux write check!");
+#endif
                     close(fd);
                     aerr << "System server has no access to write file context " << context.get()
                             << " (from path " << fullPath.string() << ", context "
@@ -115,6 +124,9 @@
                 int accessGranted = selinux_check_access(seLinuxContext8.string(), context.get(),
                         "file", "read", NULL);
                 if (accessGranted != 0) {
+#if DEBUG
+                    ALOGD("openFile: failed selinux read check!");
+#endif
                     close(fd);
                     aerr << "System server has no access to read file context " << context.get()
                             << " (from path " << fullPath.string() << ", context "
@@ -164,6 +176,9 @@
     proc->setThreadPoolMaxThreadCount(0);
     proc->startThreadPool();
 
+#if DEBUG
+    ALOGD("cmd: starting");
+#endif
     sp<IServiceManager> sm = defaultServiceManager();
     fflush(stdout);
     if (sm == NULL) {
diff --git a/libs/input/tests/InputPublisherAndConsumer_test.cpp b/libs/input/tests/InputPublisherAndConsumer_test.cpp
index 34c52d0..f86f876 100644
--- a/libs/input/tests/InputPublisherAndConsumer_test.cpp
+++ b/libs/input/tests/InputPublisherAndConsumer_test.cpp
@@ -254,11 +254,15 @@
     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
 }
 
-TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_WhenPointerCountLessThan1_ReturnsError) {
+TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_WhenSequenceNumberIsZero_ReturnsError) {
     status_t status;
-    const size_t pointerCount = 0;
+    const size_t pointerCount = 1;
     PointerProperties pointerProperties[pointerCount];
     PointerCoords pointerCoords[pointerCount];
+    for (size_t i = 0; i < pointerCount; i++) {
+        pointerProperties[i].clear();
+        pointerCoords[i].clear();
+    }
 
     status = mPublisher->publishMotionEvent(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
             pointerCount, pointerProperties, pointerCoords);
@@ -266,7 +270,20 @@
             << "publisher publishMotionEvent should return BAD_VALUE";
 }
 
-TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_WhenPointerCountGreaterThanMax_ReturnsError) {
+TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_WhenPointerCountLessThan1_ReturnsError) {
+    status_t status;
+    const size_t pointerCount = 0;
+    PointerProperties pointerProperties[pointerCount];
+    PointerCoords pointerCoords[pointerCount];
+
+    status = mPublisher->publishMotionEvent(1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            pointerCount, pointerProperties, pointerCoords);
+    ASSERT_EQ(BAD_VALUE, status)
+            << "publisher publishMotionEvent should return BAD_VALUE";
+}
+
+TEST_F(InputPublisherAndConsumerTest,
+        PublishMotionEvent_WhenPointerCountGreaterThanMax_ReturnsError) {
     status_t status;
     const size_t pointerCount = MAX_POINTERS + 1;
     PointerProperties pointerProperties[pointerCount];
@@ -276,7 +293,7 @@
         pointerCoords[i].clear();
     }
 
-    status = mPublisher->publishMotionEvent(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    status = mPublisher->publishMotionEvent(1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
             pointerCount, pointerProperties, pointerCoords);
     ASSERT_EQ(BAD_VALUE, status)
             << "publisher publishMotionEvent should return BAD_VALUE";
diff --git a/libs/vr/libvrsensor/Android.bp b/libs/vr/libvrsensor/Android.bp
index ec36088..fe54b4b 100644
--- a/libs/vr/libvrsensor/Android.bp
+++ b/libs/vr/libvrsensor/Android.bp
@@ -14,7 +14,6 @@
 
 sourceFiles = [
     "pose_client.cpp",
-    "sensor_client.cpp",
     "latency_model.cpp",
 ]
 
diff --git a/libs/vr/libvrsensor/include/private/dvr/sensor-ipc.h b/libs/vr/libvrsensor/include/private/dvr/sensor-ipc.h
deleted file mode 100644
index b2ebd95..0000000
--- a/libs/vr/libvrsensor/include/private/dvr/sensor-ipc.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef ANDROID_DVR_SENSOR_IPC_H_
-#define ANDROID_DVR_SENSOR_IPC_H_
-
-#define DVR_SENSOR_SERVICE_BASE "system/vr/sensors"
-
-#define DVR_SENSOR_SERVICE_CLIENT (DVR_SENSOR_SERVICE_BASE "/client")
-
-/*
- * Endpoint ops
- */
-enum {
-  DVR_SENSOR_START = 0,
-  DVR_SENSOR_STOP,
-  DVR_SENSOR_POLL,
-};
-
-#endif  // ANDROID_DVR_SENSOR_IPC_H_
diff --git a/libs/vr/libvrsensor/include/private/dvr/sensor_client.h b/libs/vr/libvrsensor/include/private/dvr/sensor_client.h
deleted file mode 100644
index 15a9b8f..0000000
--- a/libs/vr/libvrsensor/include/private/dvr/sensor_client.h
+++ /dev/null
@@ -1,37 +0,0 @@
-#ifndef ANDROID_DVR_SENSOR_CLIENT_H_
-#define ANDROID_DVR_SENSOR_CLIENT_H_
-
-#include <hardware/sensors.h>
-#include <pdx/client.h>
-#include <poll.h>
-
-namespace android {
-namespace dvr {
-
-// SensorClient is a remote interface to the sensor service in sensord.
-class SensorClient : public pdx::ClientBase<SensorClient> {
- public:
-  ~SensorClient();
-
-  int StartSensor();
-  int StopSensor();
-  int Poll(sensors_event_t* events, int max_count);
-
- private:
-  friend BASE;
-
-  // Set up a channel associated with the sensor of the indicated type.
-  // NOTE(segal): If our hardware ends up with multiple sensors of the same
-  // type, we'll have to change this.
-  explicit SensorClient(int sensor_type);
-
-  int sensor_type_;
-
-  SensorClient(const SensorClient&);
-  SensorClient& operator=(const SensorClient&);
-};
-
-}  // namespace dvr
-}  // namespace android
-
-#endif  // ANDROID_DVR_SENSOR_CLIENT_H_
diff --git a/libs/vr/libvrsensor/sensor_client.cpp b/libs/vr/libvrsensor/sensor_client.cpp
deleted file mode 100644
index 04e88cc..0000000
--- a/libs/vr/libvrsensor/sensor_client.cpp
+++ /dev/null
@@ -1,79 +0,0 @@
-#define LOG_TAG "SensorClient"
-#include <private/dvr/sensor_client.h>
-
-#include <log/log.h>
-#include <poll.h>
-
-#include <pdx/default_transport/client_channel_factory.h>
-#include <private/dvr/sensor-ipc.h>
-
-using android::pdx::Transaction;
-
-namespace android {
-namespace dvr {
-
-SensorClient::SensorClient(int sensor_type)
-    : BASE(pdx::default_transport::ClientChannelFactory::Create(
-          DVR_SENSOR_SERVICE_CLIENT)),
-      sensor_type_(sensor_type) {}
-
-SensorClient::~SensorClient() {}
-
-int SensorClient::StartSensor() {
-  Transaction trans{*this};
-  auto status = trans.Send<int>(DVR_SENSOR_START, &sensor_type_,
-                                sizeof(sensor_type_), nullptr, 0);
-  ALOGE_IF(!status, "startSensor() failed because: %s\n",
-           status.GetErrorMessage().c_str());
-  return ReturnStatusOrError(status);
-}
-
-int SensorClient::StopSensor() {
-  Transaction trans{*this};
-  auto status = trans.Send<int>(DVR_SENSOR_STOP);
-  ALOGE_IF(!status, "stopSensor() failed because: %s\n",
-           status.GetErrorMessage().c_str());
-  return ReturnStatusOrError(status);
-}
-
-int SensorClient::Poll(sensors_event_t* events, int max_events) {
-  int num_events = 0;
-  struct iovec rvec[] = {
-      {.iov_base = &num_events, .iov_len = sizeof(int)},
-      {.iov_base = events, .iov_len = max_events * sizeof(sensors_event_t)},
-  };
-  Transaction trans{*this};
-  auto status = trans.SendVector<int>(DVR_SENSOR_POLL, nullptr, rvec);
-  ALOGE_IF(!status, "Sensor poll() failed because: %s\n",
-           status.GetErrorMessage().c_str());
-  return !status ? -status.error() : num_events;
-}
-
-}  // namespace dvr
-}  // namespace android
-
-// Entrypoints to simplify using the library when programmatically dynamicly
-// loading it.
-// Allows us to call this library without linking it, as, for instance,
-// when compiling GVR in Google3.
-// NOTE(segal): It's kind of a hack.
-
-extern "C" uint64_t dvrStartSensor(int type) {
-  android::dvr::SensorClient* service =
-      android::dvr::SensorClient::Create(type).release();
-  service->StartSensor();
-  return (uint64_t)service;
-}
-
-extern "C" void dvrStopSensor(uint64_t service) {
-  android::dvr::SensorClient* iss =
-      reinterpret_cast<android::dvr::SensorClient*>(service);
-  iss->StopSensor();
-  delete iss;
-}
-
-extern "C" int dvrPollSensor(uint64_t service, int max_count,
-                             sensors_event_t* events) {
-  return reinterpret_cast<android::dvr::SensorClient*>(service)->Poll(
-      events, max_count);
-}