GPT > Partition2 > LUKS > btrfs
I need some additional space for my boot volume, so far I did:
- Shrink my btrfs volume by 250MB.
btrfs resize -250M /
- Shrink the LUKS root volume
cryptsetup resize --size sector_calc luks_mapper_desc_root
How to actually move the whole LUKS container back by 250MB? (without using a secondary disk, so I guess this excludes
- Future steps: Delete GPT Partition 1 and 2 and create the first bigger and the second one with a higher start sector and less spanning sectors.