diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 883826d4de..e9fb4aba31 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,10 @@
+2013-07-05  Yao Qi  <yao@codesourcery.com>
+
+	* boards/local-remote-host.exp: Remove obsolete comments.
+	* boards/native-extended-gdbserver.exp: Likewise.
+	* boards/native-gdbserver.exp: Likewise.
+	* boards/native-stdio-gdbserver.exp: Likewise.
+
 2013-07-04  Andrew Burgess  <aburgess@broadcom.com>
 
 	* gdb.dwarf2/dw2-reg-undefined.exp: New file.
diff --git a/gdb/testsuite/boards/local-remote-host.exp b/gdb/testsuite/boards/local-remote-host.exp
index de30d8f35f..76ed7d7e51 100644
--- a/gdb/testsuite/boards/local-remote-host.exp
+++ b/gdb/testsuite/boards/local-remote-host.exp
@@ -17,15 +17,6 @@
 # against local host, in remote host mode.
 #
 # To use this file:
-# bash$ touch ${my_dejagnu_dir}/my-dejagnu.exp
-# bash$ export DEJAGNU=${my_dejagnu_dir}/my-dejagnu.exp
-# bash$ mkdir ${my_dejagnu_dir}/boards
-# bash$ cp ${src_dir}/gdb/testsuite/boards/local-remote-host.exp \
-#   ${my_dejagnu_dir}/boards
-
-# Modify the location of GDB and the username to access your box
-# below.
-
 # bash$ cd ${build_dir}/gdb
 # bash$ make check RUNTESTFLAGS="--host_board=local-remote-host"
 
diff --git a/gdb/testsuite/boards/native-extended-gdbserver.exp b/gdb/testsuite/boards/native-extended-gdbserver.exp
index e9b29984c6..d4bc06a68a 100644
--- a/gdb/testsuite/boards/native-extended-gdbserver.exp
+++ b/gdb/testsuite/boards/native-extended-gdbserver.exp
@@ -17,11 +17,6 @@
 # natively with gdbserver, in extended-remote mode.
 #
 # To use this file:
-# bash$ touch ${my_dejagnu_dir}/my-dejagnu.exp
-# bash$ export DEJAGNU=${my_dejagnu_dir}/my-dejagnu.exp
-# bash$ mkdir ${my_dejagnu_dir}/boards
-# bash$ cp ${src_dir}/gdb/testsuite/boards/native-extended-gdbserver.exp \
-#   ${my_dejagnu_dir}/boards
 # bash$ cd ${build_dir}/gdb
 # bash$ make check RUNTESTFLAGS="--target_board=native-extended-gdbserver"
 
diff --git a/gdb/testsuite/boards/native-gdbserver.exp b/gdb/testsuite/boards/native-gdbserver.exp
index f32a37ecd9..e32f346bfb 100644
--- a/gdb/testsuite/boards/native-gdbserver.exp
+++ b/gdb/testsuite/boards/native-gdbserver.exp
@@ -17,11 +17,6 @@
 # natively with gdbserver.
 #
 # To use this file:
-# bash$ touch ${my_dejagnu_dir}/my-dejagnu.exp
-# bash$ export DEJAGNU=${my_dejagnu_dir}/my-dejagnu.exp
-# bash$ mkdir ${my_dejagnu_dir}/boards
-# bash$ cp ${src_dir}/gdb/testsuite/boards/native-gdbserver.exp \
-#   ${my_dejagnu_dir}/boards
 # bash$ cd ${build_dir}/gdb
 # bash$ make check RUNTESTFLAGS="--target_board=native-gdbserver"
 
diff --git a/gdb/testsuite/boards/native-stdio-gdbserver.exp b/gdb/testsuite/boards/native-stdio-gdbserver.exp
index d4983a6327..765ed1b79f 100644
--- a/gdb/testsuite/boards/native-stdio-gdbserver.exp
+++ b/gdb/testsuite/boards/native-stdio-gdbserver.exp
@@ -17,11 +17,6 @@
 # natively with gdbserver using stdio for comms.
 #
 # To use this file:
-# bash$ touch ${my_dejagnu_dir}/my-dejagnu.exp
-# bash$ export DEJAGNU=${my_dejagnu_dir}/my-dejagnu.exp
-# bash$ mkdir ${my_dejagnu_dir}/boards
-# bash$ cp ${src_dir}/gdb/testsuite/boards/native-stdio-gdbserver.exp \
-#   ${my_dejagnu_dir}/boards
 # bash$ cd ${build_dir}/gdb
 # bash$ make check RUNTESTFLAGS="--target_board=native-stdio-gdbserver"