I think encrypting previously unencrypted data on the same disk doesn't guarantee that old data won't be recoverable especially on ssd/nvme which are ubiquitous today. Officially supporting such case on LUKS will give users false sense of security of their data. Jordan _______________________________________________ dm-crypt mailing list dm-crypt@xxxxxxxx https://www.saout.de/mailman/listinfo/dm-crypt