mount /mnt/cdrom inside target chroot even when aufs/unionfs is disabled

ChangeLog

@@ -5,6 +5,9 @@
 # Distributed under the GPL v2
 # $Id$
 
+  30 Aug 2012; Fabio Erculiani <lxnay@gentoo.org> defaults/linuxrc:
+  mount /mnt/cdrom inside target chroot even when aufs/unionfs is disabled
+
   14 Aug 2012; Richard Yao <ryao@gentoo.org> genkernel:
   Bump version to 3.4.41
 

defaults/linuxrc

@@ -822,6 +822,11 @@ then
 	mkdir initramfs proc tmp sys run 2>/dev/null
 	chmod 1777 tmp
 
+	# have handy /mnt/cdrom (CDROOT_PATH) as well
+	_new_cdroot="${NEW_ROOT}${CDROOT_PATH}"
+	[ ! -d "${_new_cdroot}" ] && mkdir -p "${_new_cdroot}"
+	mount --bind "${CDROOT_PATH}" "${_new_cdroot}"
+
 	fi
 
 	#UML=$(cat /proc/cpuinfo|grep UML|sed -e 's|model name.*: ||')