[scarbo@pc13 ~]$ su
Mot de passe : 
[root@pc13 scarbo]# grub2-mkconfig -o /boot/grub2/grub.cfg
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-3.19.5-200.fc21.x86_64
Found initrd image: /boot/initramfs-3.19.5-200.fc21.x86_64.img
Found linux image: /boot/vmlinuz-3.17.4-301.fc21.x86_64
Found initrd image: /boot/initramfs-3.17.4-301.fc21.x86_64.img
Found linux image: /boot/vmlinuz-0-rescue-38be96d4dd5f46afbb4bf66f19567b24
Found initrd image: /boot/initramfs-0-rescue-38be96d4dd5f46afbb4bf66f19567b24.img
Found Windows 7 (loader) on /dev/sda1
Found Windows 7 (loader) on /dev/sda2
Found Fedora release 17 (Beefy Miracle) on /dev/mapper/vg_scarbo-lv_root
done
[root@pc13 scarbo]#