linux - Grub configuration for liveCD -
i need create custom linux livecd. used this perfect guide this. in few words: took linux mint livecd, mount it, unpack filesysetm.squashfs, edit chroot , pack iso. faced problem when tried customize grub settings. example, want set grub_timeout zero. can edit grub config file, can't run update-grub. voronwe@sul $ sudo chroot edit sul # mount -t proc none /proc sul # mount -t sysfs none /sys sul # mount -t devpts none /dev/pts sul # export home=/root sul # export lc_all=c sul # update-grub /usr/sbin/grub-probe: error: cannot find device / (is /dev mounted?). and can't mount boot: sul # mount boot mount: can't find boot in /etc/fstab or /etc/mtab sul # cat /etc/fstab # unconfigured fstab base system sul # cat /etc/mtab binfmt_misc /proc/sys/fs/binfmt_misc binfmt_misc rw,noexec,nosuid,nodev 0 0 none /proc proc rw 0 0 none /sys sysfs rw 0 0 none /dev/pts devpts rw 0 0 so, know how can grub configuration update on livecd? i found way. there file ...