grazie per la risposta. ecco:
[jinxxx@DarkPassenger ~]$ sudo update-grub
Updating /boot/grub/grub.cfg
Creazione di grub.cfg...
Tema trovato: /usr/share/grub/themes/Sirius/theme.txt
Trovata immagine linux: /boot/vmlinuz-linux-ck
Trovata immagine initrd: /boot/initramfs-linux-ck.img
Trovata immagine linux: /boot/vmlinuz-linux
Trovata immagine initrd: /boot/initramfs-linux.img
No volume groups found
Trovato Windows 7 (loader) su /dev/sda1
Setup resume hook
Adding swap partition /dev/sda7
fatto
[jinxxx@DarkPassenger ~]$
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#
### BEGIN /etc/grub.d/00_header ###
insmod part_gpt
insmod part_msdos
if [ -s $prefix/grubenv ]; then
load_env
fi
set default="${saved_entry}"
if [ x"${feature_menuentry_id}" = xy ]; then
menuentry_id_option="--id"
else
menuentry_id_option=""
fi
export menuentry_id_option
if [ "${prev_saved_entry}" ]; then
set saved_entry="${prev_saved_entry}"
save_env saved_entry
set prev_saved_entry=
save_env prev_saved_entry
set boot_once=true
fi
function savedefault {
if [ -z "${boot_once}" ]; then
saved_entry="${chosen}"
save_env saved_entry
fi
}
function load_video {
if [ x$feature_all_video_module = xy ]; then
insmod all_video
else
insmod efi_gop
insmod efi_uga
insmod ieee1275_fb
insmod vbe
insmod vga
insmod video_bochs
insmod video_cirrus
fi
}
set menu_color_normal=light-blue/black
set menu_color_highlight=light-cyan/blue
if [ x$feature_default_font_path = xy ] ; then
font=unicode
else
insmod part_msdos
insmod ext2
set root='hd0,msdos8'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos8 --hint-efi=hd0,msdos8 --hint-baremetal=ahci0,msdos8 7ef97607-acc9-4f8b-9318-7f2c6afadd00
else
search --no-floppy --fs-uuid --set=root 7ef97607-acc9-4f8b-9318-7f2c6afadd00
fi
font="/usr/share/grub/unicode.pf2"
fi
if loadfont $font ; then
set gfxmode=auto
load_video
insmod gfxterm
set locale_dir=$prefix/locale
set lang=it_IT
insmod gettext
fi
terminal_input console
terminal_output gfxterm
insmod part_msdos
insmod ext2
set root='hd0,msdos8'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos8 --hint-efi=hd0,msdos8 --hint-baremetal=ahci0,msdos8 7ef97607-acc9-4f8b-9318-7f2c6afadd00
else
search --no-floppy --fs-uuid --set=root 7ef97607-acc9-4f8b-9318-7f2c6afadd00
fi
insmod gfxmenu
loadfont ($root)/usr/share/grub/themes/Sirius/dejavu_mono_14.pf2
loadfont ($root)/usr/share/grub/themes/Sirius/dejavu_sans_10.pf2
loadfont ($root)/usr/share/grub/themes/Sirius/dejavu_sans_12.pf2
loadfont ($root)/usr/share/grub/themes/Sirius/dejavu_sans_bold_14.pf2
insmod png
set theme=($root)/usr/share/grub/themes/Sirius/theme.txt
export theme
set timeout=5
### END /etc/grub.d/00_header ###
### BEGIN /etc/grub.d/10_linux ###
menuentry 'Chakra Linux' --class chakra --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-7ef97607-acc9-4f8b-9318-7f2c6afadd00' {
savedefault
load_video
set gfxpayload=keep
insmod gzio
insmod part_msdos
insmod ext2
set root='hd0,msdos6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos6 --hint-efi=hd0,msdos6 --hint-baremetal=ahci0,msdos6 70357b0c-85e1-4104-b08e-c0a05041eb91
else
search --no-floppy --fs-uuid --set=root 70357b0c-85e1-4104-b08e-c0a05041eb91
fi
echo 'Caricamento Linux ck...'
linux /vmlinuz-linux-ck root=UUID=7ef97607-acc9-4f8b-9318-7f2c6afadd00 ro resume=/dev/disk/by-uuid/03c1669b-90bf-4810-ae67-0d02667771d2
echo 'Caricamento ramdisk iniziale...'
initrd /initramfs-linux-ck.img
}
submenu 'Opzioni avanzate per Chakra Linux' $menuentry_id_option 'gnulinux-advanced-7ef97607-acc9-4f8b-9318-7f2c6afadd00' {
menuentry 'Chakra Linux, con Linux ck' --class chakra --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-ck-advanced-7ef97607-acc9-4f8b-9318-7f2c6afadd00' {
savedefault
load_video
set gfxpayload=keep
insmod gzio
insmod part_msdos
insmod ext2
set root='hd0,msdos6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos6 --hint-efi=hd0,msdos6 --hint-baremetal=ahci0,msdos6 70357b0c-85e1-4104-b08e-c0a05041eb91
else
search --no-floppy --fs-uuid --set=root 70357b0c-85e1-4104-b08e-c0a05041eb91
fi
echo 'Caricamento Linux ck...'
linux /vmlinuz-linux-ck root=UUID=7ef97607-acc9-4f8b-9318-7f2c6afadd00 ro resume=/dev/disk/by-uuid/03c1669b-90bf-4810-ae67-0d02667771d2
echo 'Caricamento ramdisk iniziale...'
initrd /initramfs-linux-ck.img
}
menuentry 'Chakra Linux, con Linux ck (modalità ripristino)' --class chakra --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-ck-recovery-7ef97607-acc9-4f8b-$
load_video
set gfxpayload=keep
insmod gzio
insmod part_msdos
insmod ext2
set root='hd0,msdos6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos6 --hint-efi=hd0,msdos6 --hint-baremetal=ahci0,msdos6 70357b0c-85e1-4104-b08e-c0a05041eb91
else
search --no-floppy --fs-uuid --set=root 70357b0c-85e1-4104-b08e-c0a05041eb91
fi
echo 'Caricamento Linux ck...'
linux /vmlinuz-linux-ck root=UUID=7ef97607-acc9-4f8b-9318-7f2c6afadd00 ro single
echo 'Caricamento ramdisk iniziale...'
initrd /initramfs-linux-ck.img
}
menuentry 'Chakra Linux, con Linux linux' --class chakra --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-linux-advanced-7ef97607-acc9-4f8b-9318-7f2c6afadd0$
savedefault
load_video
set gfxpayload=keep
insmod gzio
insmod part_msdos
insmod ext2
set root='hd0,msdos6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos6 --hint-efi=hd0,msdos6 --hint-baremetal=ahci0,msdos6 70357b0c-85e1-4104-b08e-c0a05041eb91
else
search --no-floppy --fs-uuid --set=root 70357b0c-85e1-4104-b08e-c0a05041eb91
fi
echo 'Caricamento Linux linux...'
linux /vmlinuz-linux root=UUID=7ef97607-acc9-4f8b-9318-7f2c6afadd00 ro resume=/dev/disk/by-uuid/03c1669b-90bf-4810-ae67-0d02667771d2
echo 'Caricamento ramdisk iniziale...'
initrd /initramfs-linux.img
}
menuentry 'Chakra Linux, con Linux linux (modalità ripristino)' --class chakra --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-linux-recovery-7ef97607-acc9$
load_video
set gfxpayload=keep
insmod gzio
insmod part_msdos
insmod ext2
set root='hd0,msdos6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos6 --hint-efi=hd0,msdos6 --hint-baremetal=ahci0,msdos6 70357b0c-85e1-4104-b08e-c0a05041eb91
else
search --no-floppy --fs-uuid --set=root 70357b0c-85e1-4104-b08e-c0a05041eb91
fi
echo 'Caricamento Linux linux...'
linux /vmlinuz-linux root=UUID=7ef97607-acc9-4f8b-9318-7f2c6afadd00 ro single
echo 'Caricamento ramdisk iniziale...'
initrd /initramfs-linux.img
}
}
### END /etc/grub.d/10_linux ###
### BEGIN /etc/grub.d/20_linux_xen ###
### END /etc/grub.d/20_linux_xen ###
### BEGIN /etc/grub.d/30_os-prober ###
menuentry 'Windows 7 (loader) (su /dev/sda1)' --class windows --class os $menuentry_id_option 'osprober-chain-0EB43498B43483ED' {
avedefault
insmod part_msdos
insmod ntfs
set root='hd0,msdos1'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1 0EB43498B43483ED
else
search --no-floppy --fs-uuid --set=root 0EB43498B43483ED
fi
chainloader +1
}
### END /etc/grub.d/30_os-prober ###
### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries. Simply type the
# menu entries you want to add after this comment. Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###
### BEGIN /etc/grub.d/41_custom ###
if [ -f ${config_directory}/custom.cfg ]; then
source ${config_directory}/custom.cfg
fi
### END /etc/grub.d/41_custom ###