==========mtab=================
(chroot) livecd / # cat /etc/mtab
/dev/sda1 /boot ext3 rw,data=ordered 0 0
/dev/sda3 /home reiserfs rw 0 0
/dev/sda4 / reiserfs rw 0 0
none /proc proc rw,nodiratime 0 0
udev /dev tmpfs rw,nosuid 0 0

==============grub==================
(chroot) livecd / # cat /boot/grub/grub.conf
default 0
timeout 10
splashimage=(hd0,0)/boot/grub/splash.xpm.gz

title=Gentoo Linux 2.6.17-r3
root (hd0,0)
kernel /boot/kernel-genkernel-x86-2.6.17-gentoo-r3 root=/dev/ram0 init=/linuxrc ramdisk=8192 real_root=/dev/sda4 udev vga=0x303 video=vesafb:mtrr:3,ywrap doscsi
initrd /boot/initramfs-genkernel-x86-2.6.17-gentoo-r3