Even a direct
mount -t ecryptfs -o ecryptfs_check_dev_ruid,ecryptfs_cipher=aes,ecryptfs_key_bytes=16,ecryptfs_unlink_sigs /tmp/work /tmp/a
fails with [-2] No such file or directory
Even a direct
mount -t ecryptfs -o ecryptfs_ check_dev_ ruid,ecryptfs_ cipher= aes,ecryptfs_ key_bytes= 16,ecryptfs_ unlink_ sigs /tmp/work /tmp/a
fails with
[-2] No such file or directory