To avoid having to type this at each boot, you may edit
/usr/share/initramfs-tools/scripts/local-top/dmraid
and add a
dmraid -ay
there
Beyond this, I had another problem:
GRUB2 seems to lack the "part_msdos" preload module. I had to
grub-install --modules="part_msdos" --boot-directory=... /dev/mapper/...
after booting on a liveCD and chrooting to the original partition to avoid the grub rescue screen.
To avoid having to type this at each boot, you may edit
/usr/ share/initramfs -tools/ scripts/ local-top/ dmraid
and add a
dmraid -ay
there
Beyond this, I had another problem:
GRUB2 seems to lack the "part_msdos" preload module. I had to
grub-install --modules= "part_msdos" --boot- directory= ... /dev/mapper/...
after booting on a liveCD and chrooting to the original partition to avoid the grub rescue screen.