diff --git a/debuggerd/debuggerd.cpp b/debuggerd/debuggerd.cpp
index 61805c9..03d7e49 100644
--- a/debuggerd/debuggerd.cpp
+++ b/debuggerd/debuggerd.cpp
@@ -30,6 +30,8 @@
 #include <sys/stat.h>
 #include <sys/poll.h>
 
+#include <selinux/android.h>
+
 #include <log/logger.h>
 
 #include <cutils/sockets.h>
@@ -124,6 +126,53 @@
   return fields == 7 ? 0 : -1;
 }
 
+static int selinux_enabled;
+
+/*
+ * Corresponds with debugger_action_t enum type in
+ * include/cutils/debugger.h.
+ */
+static const char *debuggerd_perms[] = {
+  NULL, /* crash is only used on self, no check applied */
+  "dump_tombstone",
+  "dump_backtrace"
+};
+
+static bool selinux_action_allowed(int s, pid_t tid, debugger_action_t action)
+{
+  char *scon = NULL, *tcon = NULL;
+  const char *tclass = "debuggerd";
+  const char *perm;
+  bool allowed = false;
+
+  if (selinux_enabled <= 0)
+    return true;
+
+  if (action <= 0 || action >= (sizeof(debuggerd_perms)/sizeof(debuggerd_perms[0]))) {
+    ALOGE("SELinux:  No permission defined for debugger action %d", action);
+    return false;
+  }
+
+  perm = debuggerd_perms[action];
+
+  if (getpeercon(s, &scon) < 0) {
+    ALOGE("Cannot get peer context from socket\n");
+    goto out;
+  }
+
+  if (getpidcon(tid, &tcon) < 0) {
+    ALOGE("Cannot get context for tid %d\n", tid);
+    goto out;
+  }
+
+  allowed = (selinux_check_access(scon, tcon, tclass, perm, NULL) == 0);
+
+out:
+   freecon(scon);
+   freecon(tcon);
+   return allowed;
+}
+
 static int read_request(int fd, debugger_request_t* out_request) {
   ucred cr;
   socklen_t len = sizeof(cr);
@@ -186,6 +235,9 @@
       ALOGE("tid %d does not exist. ignoring explicit dump request\n", out_request->tid);
       return -1;
     }
+
+    if (!selinux_action_allowed(fd, out_request->tid, out_request->action))
+      return -1;
   } else {
     // No one else is allowed to dump arbitrary processes.
     return -1;
@@ -434,7 +486,11 @@
 }
 
 int main(int argc, char** argv) {
+  union selinux_callback cb;
   if (argc == 1) {
+    selinux_enabled = is_selinux_enabled();
+    cb.func_log = selinux_log_callback;
+    selinux_set_callback(SELINUX_CB_LOG, cb);
     return do_server();
   }
 
diff --git a/libbacktrace/Android.build.mk b/libbacktrace/Android.build.mk
index 2f55645..2685380 100644
--- a/libbacktrace/Android.build.mk
+++ b/libbacktrace/Android.build.mk
@@ -73,6 +73,7 @@
 ifeq ($(build_type),host)
   # Only build if host builds are supported.
   ifeq ($(build_host),true)
+    LOCAL_CFLAGS += -Wno-extern-c-compat
     ifneq ($($(module)_libc++),)
       include external/libcxx/libcxx.mk
     endif
diff --git a/libcutils/Android.mk b/libcutils/Android.mk
index 933a77b..b016a42 100644
--- a/libcutils/Android.mk
+++ b/libcutils/Android.mk
@@ -86,19 +86,6 @@
 include $(BUILD_HOST_STATIC_LIBRARY)
 
 
-# Static library for host, 64-bit
-# ========================================================
-include $(CLEAR_VARS)
-LOCAL_MODULE := lib64cutils
-LOCAL_SRC_FILES := $(commonSources) $(commonHostSources) dlmalloc_stubs.c
-LOCAL_STATIC_LIBRARIES := lib64log
-LOCAL_CFLAGS += $(hostSmpFlag) -m64
-ifneq ($(HOST_OS),windows)
-LOCAL_CFLAGS += -Werror
-endif
-LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
-include $(BUILD_HOST_STATIC_LIBRARY)
-
 # Tests for host
 # ========================================================
 include $(CLEAR_VARS)
diff --git a/liblog/Android.mk b/liblog/Android.mk
index a7eead9..a4e5f5e 100644
--- a/liblog/Android.mk
+++ b/liblog/Android.mk
@@ -71,14 +71,6 @@
 include $(BUILD_HOST_SHARED_LIBRARY)
 
 
-# Static library for host, 64-bit
-# ========================================================
-include $(CLEAR_VARS)
-LOCAL_MODULE := lib64log
-LOCAL_SRC_FILES := $(liblog_host_sources)
-LOCAL_CFLAGS := -DFAKE_LOG_DEVICE=1 -m64 -Werror
-include $(BUILD_HOST_STATIC_LIBRARY)
-
 # Shared and static library for target
 # ========================================================
 include $(CLEAR_VARS)
diff --git a/libutils/Android.mk b/libutils/Android.mk
index 9a50147..6164c10 100644
--- a/libutils/Android.mk
+++ b/libutils/Android.mk
@@ -73,19 +73,6 @@
 include $(BUILD_HOST_STATIC_LIBRARY)
 
 
-# For the host, 64-bit
-# =====================================================
-include $(CLEAR_VARS)
-LOCAL_SRC_FILES:= $(commonSources)
-ifeq ($(HOST_OS), linux)
-LOCAL_SRC_FILES += Looper.cpp
-endif
-LOCAL_MODULE:= lib64utils
-LOCAL_STATIC_LIBRARIES := liblog
-LOCAL_CFLAGS += $(host_commonCflags) -m64
-include $(BUILD_HOST_STATIC_LIBRARY)
-
-
 # For the device, static
 # =====================================================
 include $(CLEAR_VARS)
diff --git a/libziparchive/Android.mk b/libziparchive/Android.mk
index 705caa5..d96bc63 100644
--- a/libziparchive/Android.mk
+++ b/libziparchive/Android.mk
@@ -63,7 +63,8 @@
 LOCAL_CFLAGS += \
     -DGTEST_OS_LINUX \
     -DGTEST_HAS_STD_STRING \
-    -Werror
+    -Werror \
+    -Wno-unnamed-type-template-args
 LOCAL_SRC_FILES := zip_archive_test.cc
 LOCAL_STATIC_LIBRARIES := libziparchive-host \
 	libz \
diff --git a/logcat/tests/logcat_test.cpp b/logcat/tests/logcat_test.cpp
index 9b316d1..85756d5 100644
--- a/logcat/tests/logcat_test.cpp
+++ b/logcat/tests/logcat_test.cpp
@@ -284,21 +284,21 @@
 
     while (fgets(buffer, sizeof(buffer), fp)) {
         int size, consumed, max, payload;
-        char size_mult, consumed_mult;
+        char size_mult[2], consumed_mult[2];
         long full_size, full_consumed;
 
         size = consumed = max = payload = 0;
         // NB: crash log can be very small, not hit a Kb of consumed space
         //     doubly lucky we are not including it.
-        if (6 != sscanf(buffer, "%*s ring buffer is %d%cb (%d%cb consumed),"
+        if (6 != sscanf(buffer, "%*s ring buffer is %d%2s (%d%2s consumed),"
                                 " max entry is %db, max payload is %db",
-                                &size, &size_mult, &consumed, &consumed_mult,
+                                &size, size_mult, &consumed, consumed_mult,
                                 &max, &payload)) {
             fprintf(stderr, "WARNING: Parse error: %s", buffer);
             continue;
         }
         full_size = size;
-        switch(size_mult) {
+        switch(size_mult[0]) {
         case 'G':
             full_size *= 1024;
             /* FALLTHRU */
@@ -307,10 +307,12 @@
             /* FALLTHRU */
         case 'K':
             full_size *= 1024;
+            /* FALLTHRU */
+        case 'b':
             break;
         }
         full_consumed = consumed;
-        switch(consumed_mult) {
+        switch(consumed_mult[0]) {
         case 'G':
             full_consumed *= 1024;
             /* FALLTHRU */
@@ -319,6 +321,8 @@
             /* FALLTHRU */
         case 'K':
             full_consumed *= 1024;
+            /* FALLTHRU */
+        case 'b':
             break;
         }
         EXPECT_GT((full_size * 9) / 4, full_consumed);
@@ -477,6 +481,45 @@
     EXPECT_EQ(1, signals);
 }
 
+TEST(logcat, logrotate) {
+    static const char form[] = "/data/local/tmp/logcat.logrotate.XXXXXX";
+    char buf[sizeof(form)];
+    ASSERT_TRUE(NULL != mkdtemp(strcpy(buf, form)));
+
+    static const char comm[] = "logcat -b radio -b events -b system -b main"
+                                     " -d -f %s/log.txt -n 7 -r 1";
+    char command[sizeof(buf) + sizeof(comm)];
+    sprintf(command, comm, buf);
+
+    int ret;
+    EXPECT_FALSE((ret = system(command)));
+    if (!ret) {
+        sprintf(command, "ls -s %s 2>/dev/null", buf);
+
+        FILE *fp;
+        EXPECT_TRUE(NULL != (fp = popen(command, "r")));
+        if (fp) {
+            char buffer[5120];
+            int count = 0;
+
+            while (fgets(buffer, sizeof(buffer), fp)) {
+                static const char match[] = "4 log.txt";
+                static const char total[] = "total ";
+
+                if (!strncmp(buffer, match, sizeof(match) - 1)) {
+                    ++count;
+                } else if (strncmp(buffer, total, sizeof(total) - 1)) {
+                    fprintf(stderr, "WARNING: Parse error: %s", buffer);
+                }
+            }
+            pclose(fp);
+            EXPECT_TRUE(count == 7 || count == 8);
+        }
+    }
+    sprintf(command, "rm -rf %s", buf);
+    EXPECT_FALSE(system(command));
+}
+
 static void caught_blocking_clear(int /*signum*/)
 {
     unsigned long long v = 0xDEADBEEFA55C0000ULL;
diff --git a/sdcard/sdcard.c b/sdcard/sdcard.c
index 844ca65..64ca4b3 100644
--- a/sdcard/sdcard.c
+++ b/sdcard/sdcard.c
@@ -20,6 +20,7 @@
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <inttypes.h>
 #include <limits.h>
 #include <linux/fuse.h>
 #include <pthread.h>
@@ -821,7 +822,7 @@
     pthread_mutex_lock(&fuse->lock);
     parent_node = lookup_node_and_path_by_id_locked(fuse, hdr->nodeid,
             parent_path, sizeof(parent_path));
-    TRACE("[%d] LOOKUP %s @ %llx (%s)\n", handler->token, name, hdr->nodeid,
+    TRACE("[%d] LOOKUP %s @ %"PRIx64" (%s)\n", handler->token, name, hdr->nodeid,
         parent_node ? parent_node->name : "?");
     pthread_mutex_unlock(&fuse->lock);
 
@@ -843,7 +844,7 @@
 
     pthread_mutex_lock(&fuse->lock);
     node = lookup_node_by_id_locked(fuse, hdr->nodeid);
-    TRACE("[%d] FORGET #%lld @ %llx (%s)\n", handler->token, req->nlookup,
+    TRACE("[%d] FORGET #%"PRIu64" @ %"PRIx64" (%s)\n", handler->token, req->nlookup,
             hdr->nodeid, node ? node->name : "?");
     if (node) {
         __u64 n = req->nlookup;
@@ -863,7 +864,7 @@
 
     pthread_mutex_lock(&fuse->lock);
     node = lookup_node_and_path_by_id_locked(fuse, hdr->nodeid, path, sizeof(path));
-    TRACE("[%d] GETATTR flags=%x fh=%llx @ %llx (%s)\n", handler->token,
+    TRACE("[%d] GETATTR flags=%x fh=%"PRIx64" @ %"PRIx64" (%s)\n", handler->token,
             req->getattr_flags, req->fh, hdr->nodeid, node ? node->name : "?");
     pthread_mutex_unlock(&fuse->lock);
 
@@ -888,7 +889,7 @@
     pthread_mutex_lock(&fuse->lock);
     has_rw = get_caller_has_rw_locked(fuse, hdr);
     node = lookup_node_and_path_by_id_locked(fuse, hdr->nodeid, path, sizeof(path));
-    TRACE("[%d] SETATTR fh=%llx valid=%x @ %llx (%s)\n", handler->token,
+    TRACE("[%d] SETATTR fh=%"PRIx64" valid=%x @ %"PRIx64" (%s)\n", handler->token,
             req->fh, req->valid, hdr->nodeid, node ? node->name : "?");
     pthread_mutex_unlock(&fuse->lock);
 
@@ -953,7 +954,7 @@
     has_rw = get_caller_has_rw_locked(fuse, hdr);
     parent_node = lookup_node_and_path_by_id_locked(fuse, hdr->nodeid,
             parent_path, sizeof(parent_path));
-    TRACE("[%d] MKNOD %s 0%o @ %llx (%s)\n", handler->token,
+    TRACE("[%d] MKNOD %s 0%o @ %"PRIx64" (%s)\n", handler->token,
             name, req->mode, hdr->nodeid, parent_node ? parent_node->name : "?");
     pthread_mutex_unlock(&fuse->lock);
 
@@ -984,7 +985,7 @@
     has_rw = get_caller_has_rw_locked(fuse, hdr);
     parent_node = lookup_node_and_path_by_id_locked(fuse, hdr->nodeid,
             parent_path, sizeof(parent_path));
-    TRACE("[%d] MKDIR %s 0%o @ %llx (%s)\n", handler->token,
+    TRACE("[%d] MKDIR %s 0%o @ %"PRIx64" (%s)\n", handler->token,
             name, req->mode, hdr->nodeid, parent_node ? parent_node->name : "?");
     pthread_mutex_unlock(&fuse->lock);
 
@@ -1033,7 +1034,7 @@
     has_rw = get_caller_has_rw_locked(fuse, hdr);
     parent_node = lookup_node_and_path_by_id_locked(fuse, hdr->nodeid,
             parent_path, sizeof(parent_path));
-    TRACE("[%d] UNLINK %s @ %llx (%s)\n", handler->token,
+    TRACE("[%d] UNLINK %s @ %"PRIx64" (%s)\n", handler->token,
             name, hdr->nodeid, parent_node ? parent_node->name : "?");
     pthread_mutex_unlock(&fuse->lock);
 
@@ -1062,7 +1063,7 @@
     has_rw = get_caller_has_rw_locked(fuse, hdr);
     parent_node = lookup_node_and_path_by_id_locked(fuse, hdr->nodeid,
             parent_path, sizeof(parent_path));
-    TRACE("[%d] RMDIR %s @ %llx (%s)\n", handler->token,
+    TRACE("[%d] RMDIR %s @ %"PRIx64" (%s)\n", handler->token,
             name, hdr->nodeid, parent_node ? parent_node->name : "?");
     pthread_mutex_unlock(&fuse->lock);
 
@@ -1100,7 +1101,7 @@
             old_parent_path, sizeof(old_parent_path));
     new_parent_node = lookup_node_and_path_by_id_locked(fuse, req->newdir,
             new_parent_path, sizeof(new_parent_path));
-    TRACE("[%d] RENAME %s->%s @ %llx (%s) -> %llx (%s)\n", handler->token,
+    TRACE("[%d] RENAME %s->%s @ %"PRIx64" (%s) -> %"PRIx64" (%s)\n", handler->token,
             old_name, new_name,
             hdr->nodeid, old_parent_node ? old_parent_node->name : "?",
             req->newdir, new_parent_node ? new_parent_node->name : "?");
@@ -1184,7 +1185,7 @@
     pthread_mutex_lock(&fuse->lock);
     has_rw = get_caller_has_rw_locked(fuse, hdr);
     node = lookup_node_and_path_by_id_locked(fuse, hdr->nodeid, path, sizeof(path));
-    TRACE("[%d] OPEN 0%o @ %llx (%s)\n", handler->token,
+    TRACE("[%d] OPEN 0%o @ %"PRIx64" (%s)\n", handler->token,
             req->flags, hdr->nodeid, node ? node->name : "?");
     pthread_mutex_unlock(&fuse->lock);
 
@@ -1226,8 +1227,8 @@
      * overlaps the request buffer and will clobber data in the request.  This
      * saves us 128KB per request handler thread at the cost of this scary comment. */
 
-    TRACE("[%d] READ %p(%d) %u@%llu\n", handler->token,
-            h, h->fd, size, offset);
+    TRACE("[%d] READ %p(%d) %u@%"PRIu64"\n", handler->token,
+            h, h->fd, size, (uint64_t) offset);
     if (size > MAX_READ) {
         return -EINVAL;
     }
@@ -1253,7 +1254,7 @@
         buffer = (const __u8*) aligned_buffer;
     }
 
-    TRACE("[%d] WRITE %p(%d) %u@%llu\n", handler->token,
+    TRACE("[%d] WRITE %p(%d) %u@%"PRIu64"\n", handler->token,
             h, h->fd, req->size, req->offset);
     res = pwrite64(h->fd, buffer, req->size, req->offset);
     if (res < 0) {
@@ -1348,7 +1349,7 @@
 
     pthread_mutex_lock(&fuse->lock);
     node = lookup_node_and_path_by_id_locked(fuse, hdr->nodeid, path, sizeof(path));
-    TRACE("[%d] OPENDIR @ %llx (%s)\n", handler->token,
+    TRACE("[%d] OPENDIR @ %"PRIx64" (%s)\n", handler->token,
             hdr->nodeid, node ? node->name : "?");
     pthread_mutex_unlock(&fuse->lock);
 
@@ -1549,7 +1550,7 @@
     }
 
     default: {
-        TRACE("[%d] NOTIMPL op=%d uniq=%llx nid=%llx\n",
+        TRACE("[%d] NOTIMPL op=%d uniq=%"PRIx64" nid=%"PRIx64"\n",
                 handler->token, hdr->opcode, hdr->unique, hdr->nodeid);
         return -ENOSYS;
     }
@@ -1652,7 +1653,7 @@
         }
     }
 
-    TRACE("read_package_list: found %d packages, %d with write_gid\n",
+    TRACE("read_package_list: found %zu packages, %zu with write_gid\n",
             hashmapSize(fuse->package_to_appid),
             hashmapSize(fuse->appid_with_rw));
     fclose(file);