怎么关闭selinux

[root@localhost ~]# getenforce
Enforcing        //enforceing代表开启，
 
[root@localhost ~]# getenforce
Permissive      // permissive代表警告
 
[root@localhost ~]# getenforce
Disabled        //disabled代表关闭
[root@localhost ~]#

[root@localhost ~]# setenforce 0    //关闭
[root@localhost ~]# getenforce
Permissive         
 
[root@localhost ~]# setenforce 1    //开启
[root@localhost ~]# getenforce
Enforcing

[root@localhost ~]# gedit /etc/sysconfig/selinux 
# This file controls the state of SELinux on the system.
# SELINUX= can take one of these three values:
#     enforcing - SELinux security policy is enforced.
#     permissive - SELinux prints warnings instead of enforcing.
#     disabled - No SELinux policy is loaded.
SELINUX=disabled

[root@localhost ~]# gedit /boot/grub/menu.lst 
default=0
timeout=5
splashimage=(hd0,0)/grub/splash.xpm.gz
hiddenmenu
title CentOS (2.6.32-431.el6.i686)
        root (hd0,0)
        kernel /vmlinuz-2.6.32-431.el6.i686 ro root=/dev/mapper/VolGroup-lv_root nomodeset rd_NO_LUKS rd_NO_MD rd_LVM_LV=VolGroup/lv_swap crashkernel=auto vga=ask.UTF-8 rd_LVM_LV=VolGroup/lv_root KEYBOARDTYPE=pc KEYTABLE=us rd_NO_DM rhgb quiet selinux=0
        initrd /initramfs-2.6.32-431.el6.i686.img