diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog
index a25dc9b2cba..2e94aa88bfb 100644
--- a/gdb/gdbserver/ChangeLog
+++ b/gdb/gdbserver/ChangeLog
@@ -1,3 +1,10 @@
+2016-01-25  Yao Qi  <yao.qi@linaro.org>
+
+	* remote-utils.c (new_thread_notify): Remove.
+	(dead_thread_notify): Likewise.
+	* remote-utils.h (new_thread_notify): Remove declaration.
+	(dead_thread_notify): Likewise.
+
 2016-01-23  Marcin Kościelnicki  <koriakin@0x04.net>
 
 	* gdb.trace/pending.exp: Fix expected message on continue.
diff --git a/gdb/gdbserver/remote-utils.c b/gdb/gdbserver/remote-utils.c
index 15cdbe17876..292197a4c92 100644
--- a/gdb/gdbserver/remote-utils.c
+++ b/gdb/gdbserver/remote-utils.c
@@ -1083,39 +1083,6 @@ outreg (struct regcache *regcache, int regno, char *buf)
   return buf;
 }
 
-void
-new_thread_notify (int id)
-{
-  char own_buf[256];
-
-  /* The `n' response is not yet part of the remote protocol.  Do nothing.  */
-  if (1)
-    return;
-
-  if (server_waiting == 0)
-    return;
-
-  sprintf (own_buf, "n%x", id);
-  disable_async_io ();
-  putpkt (own_buf);
-  enable_async_io ();
-}
-
-void
-dead_thread_notify (int id)
-{
-  char own_buf[256];
-
-  /* The `x' response is not yet part of the remote protocol.  Do nothing.  */
-  if (1)
-    return;
-
-  sprintf (own_buf, "x%x", id);
-  disable_async_io ();
-  putpkt (own_buf);
-  enable_async_io ();
-}
-
 void
 prepare_resume_reply (char *buf, ptid_t ptid,
 		      struct target_waitstatus *status)
diff --git a/gdb/gdbserver/remote-utils.h b/gdb/gdbserver/remote-utils.h
index 32933f5171e..2ddf590781a 100644
--- a/gdb/gdbserver/remote-utils.h
+++ b/gdb/gdbserver/remote-utils.h
@@ -44,8 +44,6 @@ void initialize_async_io (void);
 void enable_async_io (void);
 void disable_async_io (void);
 void check_remote_input_interrupt_request (void);
-void new_thread_notify (int id);
-void dead_thread_notify (int id);
 void prepare_resume_reply (char *buf, ptid_t ptid,
 			   struct target_waitstatus *status);