diff options
Diffstat (limited to 'encrypt_remote_luks_header.install')
-rw-r--r-- | encrypt_remote_luks_header.install | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/encrypt_remote_luks_header.install b/encrypt_remote_luks_header.install index 38e5ddc57b11..f00ef5ad4cdd 100644 --- a/encrypt_remote_luks_header.install +++ b/encrypt_remote_luks_header.install @@ -25,9 +25,12 @@ build() { help() { cat <<HELPEOF This hook allows for an encrypted root device. Users should specify the device -to be unlocked using 'cryptdevice=device:dmname' on the kernel command line, -where 'device' is the path to the raw device, and 'dmname' is the name given to -the device after unlocking, and will be available as /dev/mapper/dmname. +to be unlocked using 'cryptdevice=device:dmname:header=<path>' on the kernel +command line, where 'device' is the path to the raw device, and 'dmname' is the +name given to the device after unlocking, and will be available as +/dev/mapper/dmname. The 'header' option is optional; if present, the +<path> (in the initramfs) will be used as a detached LUKS header for the +cryptdevice. For unlocking via keyfile, 'cryptkey=device:fstype:path' should be specified on the kernel cmdline, where 'device' represents the raw block device where the key |