docs: Add note to cryptomount that UUIDs should be specified without dashes

Signed-off-by: Glenn Washburn <development@efficientek.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>

diff --git a/docs/grub.texi b/docs/grub.texi
index eeb3118ebdec2c49373dcc28a1ab875b92a5789e..93ae12a887ca9deef3133c9e2874603d744f88d6 100644 (file)
--- a/docs/grub.texi
+++ b/docs/grub.texi
@@ -4307,6 +4307,9 @@ GRUB suports devices encrypted using LUKS, LUKS2 and geli. Note that necessary
 modules (@var{luks}, @var{luks2} and @var{geli}) have to be loaded manually
 before this command can be used. For LUKS2 only the PBKDF2 key derivation
 function is supported, as Argon2 is not yet supported.
+
+Also, note that, unlike filesystem UUIDs, UUIDs for encrypted devices must be
+specified without dash separators.
 @end deffn
 
 @node cutmem