How to alter the control file name or alter it's file path in Oracle

SQL> create pfile from spfile;

File created.

SQL> shutdown;
Database closed.
Database dismounted.
ORACLE instance shut down.

[oracle@xxxxx]$ vi initdb1.ora
              --manually modify the paths of the controlfile or rename
them in init.ora.
[oracle@xxxxx]$ cp control01.ctl control01.org
              --making a backup copy, just in case.
[oracle@xxxxx]$ mv control01.ctl db1_01.ctl
[oracle@xxxxx]$ mv control02.ctl db1_02.ctl
[oracle@xxxxx]$ mv control03.ctl db1_03.ctl
[oracle@xxxxx]$ mv spfiledb1.ora spfilexxx.ora
              --delete/move the spfile.

SQL> startup pfile= '/home/oracle/product/11.1.0/db1/dbs/initdb1.ora';
ORACLE instance started.

Total System Global Area  146800640 bytes
Fixed Size                   777836 bytes
Variable Size             124789140 bytes
Database Buffers           20971520 bytes
Redo Buffers                 262144 bytes
Database mounted.
Database opened.

SQL> create spfile from pfile;

File created.