Manjaro chroot - grub update

chroot-btrfs.md

Manjaro + btrfs + luks crypto - Chroot

Boot livedisk!

encrypt luks partition

sudo su # switch to root

cryptsetup luksOpen /dev/nvme0n1p2 crypto # mount luks partition to mapper/crypto
mount /dev/mapper/crypto /mnt/ # mount crypto to /mnt

mount folders - notice the @ for btrfs drives

mount -t proc proc /mnt/\@/proc/
mount -t sysfs sys /mnt/\@/sys/
mount -o bind /dev /mnt/\@/dev/
mount -t devpts pts /mnt/\@/dev/pts/

chroot

manjaro-chroot /mnt/\@/ /bin/bash

mount efi boot to correct partition

mount /dev/nvme0n1p1 /boot/efi

reinstall grub efi and update it

grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=manjaro --recheck
update-grub