This commit is to add comments on using this board file and the
requirements on localhost.
gdb/testsuite:
2015-06-22  Yao Qi  <yao.qi@linaro.org>
	* boards/remote-gdbserver-on-localhost.exp: Add comments.
+2015-06-22  Yao Qi  <yao.qi@linaro.org>
+
+       * boards/remote-gdbserver-on-localhost.exp: Add comments.
+
 2015-06-22  Yao Qi  <yao.qi@linaro.org>
 
        * lib/gdb.exp (skip_hw_breakpoint_tests): Return 0 for target
 
 
 process_multilib_options ""
 
+# The sshd should be running on localhost and ssh key should be
+# correctly set up that you ssh to localhost without having to type
+# password.
 set_board_info rcp_prog "/usr/bin/scp"
 set_board_info rsh_prog "/usr/bin/ssh"
 set_board_info protocol standard