diff --git a/libhwcomposer/hwc.cpp b/libhwcomposer/hwc.cpp
index 620506d..1e66235 100644
--- a/libhwcomposer/hwc.cpp
+++ b/libhwcomposer/hwc.cpp
@@ -62,6 +62,7 @@
 static void hwc_registerProcs(struct hwc_composer_device_1* dev,
                               hwc_procs_t const* procs)
 {
+    ALOGI("%s", __FUNCTION__);
     hwc_context_t* ctx = (hwc_context_t*)(dev);
     if(!ctx) {
         ALOGE("%s: Invalid context", __FUNCTION__);
diff --git a/libhwcomposer/hwc_uevents.cpp b/libhwcomposer/hwc_uevents.cpp
index ef43f62..a7f58ea 100644
--- a/libhwcomposer/hwc_uevents.cpp
+++ b/libhwcomposer/hwc_uevents.cpp
@@ -29,6 +29,8 @@
 
 namespace qhwc {
 
+#define HWC_UEVENT_THREAD_NAME "hwcUeventThread"
+
 const char* MSMFB_HDMI_NODE = "fb1";
 
 static void handle_uevent(hwc_context_t* ctx, const char* udata, int len)
@@ -67,7 +69,7 @@
     int len = 0;
     static char udata[PAGE_SIZE];
     hwc_context_t * ctx = reinterpret_cast<hwc_context_t *>(param);
-    char thread_name[64] = "hwcUeventThread";
+    char thread_name[64] = HWC_UEVENT_THREAD_NAME;
     prctl(PR_SET_NAME, (unsigned long) &thread_name, 0, 0, 0);
     setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY);
     uevent_init();
@@ -83,7 +85,14 @@
 void init_uevent_thread(hwc_context_t* ctx)
 {
     pthread_t uevent_thread;
-    pthread_create(&uevent_thread, NULL, uevent_loop, (void*) ctx);
+    int ret;
+
+    ALOGI("Initializing UEVENT Thread");
+    ret = pthread_create(&uevent_thread, NULL, uevent_loop, (void*) ctx);
+    if (ret) {
+        ALOGE("%s: failed to create %s: %s", __FUNCTION__,
+            HWC_UEVENT_THREAD_NAME, strerror(ret));
+    }
 }
 
 }; //namespace
diff --git a/libhwcomposer/hwc_vsync.cpp b/libhwcomposer/hwc_vsync.cpp
index d4afd78..28ac86d 100644
--- a/libhwcomposer/hwc_vsync.cpp
+++ b/libhwcomposer/hwc_vsync.cpp
@@ -34,6 +34,8 @@
 
 namespace qhwc {
 
+#define HWC_VSYNC_THREAD_NAME "hwcVsyncThread"
+
 static void *vsync_loop(void *param)
 {
     const char* vsync_timestamp_fb0 = "/sys/class/graphics/fb0/vsync_event";
@@ -42,7 +44,7 @@
 
     hwc_context_t * ctx = reinterpret_cast<hwc_context_t *>(param);
 
-    char thread_name[64] = "hwcVsyncThread";
+    char thread_name[64] = HWC_VSYNC_THREAD_NAME;
     prctl(PR_SET_NAME, (unsigned long) &thread_name, 0, 0, 0);
     setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY +
                 android::PRIORITY_MORE_FAVORABLE);
@@ -100,11 +102,9 @@
             }
         }
 
-       // Open success - read now
-       lseek(fd_timestamp, 0, SEEK_SET);
        for(int i = 0; i < MAX_RETRY_COUNT; i++) {
-           len = read(fd_timestamp, vdata, MAX_DATA);
-           if(len < 0 && errno == EAGAIN) {
+           len = pread(fd_timestamp, vdata, MAX_DATA, 0);
+           if(len < 0 && (errno == EAGAIN || errno == EINTR)) {
                ALOGW("%s: vsync read: EAGAIN, retry (%d/%d).",
                      __FUNCTION__, i, MAX_RETRY_COUNT);
                continue;
@@ -113,7 +113,7 @@
            }
        }
 
-       if (len < 0){
+       if (len < 0) {
            ALOGE ("FATAL:%s:not able to read file:%s, %s", __FUNCTION__,
                   vsync_timestamp_fb0, strerror(errno));
            close (fd_timestamp);
@@ -143,9 +143,14 @@
 
 void init_vsync_thread(hwc_context_t* ctx)
 {
+    int ret;
     pthread_t vsync_thread;
     ALOGI("Initializing VSYNC Thread");
-    pthread_create(&vsync_thread, NULL, vsync_loop, (void*) ctx);
+    ret = pthread_create(&vsync_thread, NULL, vsync_loop, (void*) ctx);
+    if (ret) {
+        ALOGE("%s: failed to create %s: %s", __FUNCTION__,
+            HWC_VSYNC_THREAD_NAME, strerror(ret));
+    }
 }
 
 }; //namespace