From ce1c64736aa741df012e93ca0bae5a9399c58909 Mon Sep 17 00:00:00 2001
From: "S. Sakar" <serkan.sakar@gmx.net>
Date: Sun, 21 Sep 2008 08:55:09 +0200
Subject: hook-functions: MODULES=dep fix encrypted loop device

i've set up an encrypted loop-AES device as the root partition (boot
paramter dev=/dev/loopX) and update-initramfs fails with :

mkinitramfs: missing loop root /dev/loop2 /sys entry
---
 hook-functions | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/hook-functions b/hook-functions
index 0863122..6a68910 100644
--- a/hook-functions
+++ b/hook-functions
@@ -278,6 +278,11 @@ dep_add_modules()
 	elif [ "${root#/dev/ida/}" != "${root}" ]; then
 		block=${root#/dev/ida/*}
 		block="ida!${block%p*}"
+	# loop root /dev/loopX
+	elif [ "${root#/dev/loop}" != "${root}" ]; then
+		root=${root#/dev/}
+		block=$(losetup -a \
+			| awk "/${root}/{print substr(\$3, 7, 3); exit}")
 	# classical root device
 	else
 		block=${root#/dev/}
-- 
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