From 55195c6f420b28b0bcd54527146ac375797fedb7 Mon Sep 17 00:00:00 2001
From: Marcin Krol <hawk@tld-linux.org>
Date: Tue, 22 Jul 2014 16:11:01 +0000
Subject: [PATCH] - with mdadm 3.x and udev we don't need mdadm.conf to try to
 init arrays - try starting raid before trying lvm - lvm on raid is common
 setup

---
 rc-scripts-raid.patch | 90 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 rc-scripts-raid.patch

diff --git a/rc-scripts-raid.patch b/rc-scripts-raid.patch
new file mode 100644
index 0000000..c2d6d76
--- /dev/null
+++ b/rc-scripts-raid.patch
@@ -0,0 +1,90 @@
+diff -ur rc-scripts-0.4.12.orig/rc.d/rc.sysinit rc-scripts-0.4.12/rc.d/rc.sysinit
+--- rc-scripts-0.4.12.orig/rc.d/rc.sysinit	2014-06-19 20:04:44.000000000 +0000
++++ rc-scripts-0.4.12/rc.d/rc.sysinit	2014-07-22 16:10:23.162000000 +0000
+@@ -305,61 +305,16 @@
+ 
+ # mdadm - manage MD devices aka Linux Software RAID
+ init_mdadm() {
+-	if [ ! -x /sbin/mdadm -o ! -f /etc/mdadm.conf ]; then
++	if [ ! -x /sbin/mdadm ]; then
+ 		return
+ 	fi
+ 
+ 	modprobe -s md
+-	local rc=0 golvm=0 have_md=0
+ 	if [ ! -f /proc/mdstat ]; then
+ 		return
+ 	fi
+ 
+-	# assume we have md if at least one ARRAY line is present
+-	if grep -qE "^([[:blank:]]|)ARRAY[[:blank:]]" /etc/mdadm.conf; then
+-		have_md=1
+-	fi
+-	# configured to do auto scanning
+-	if [ $have_md = 0 ] && grep -qE "^([[:blank:]]|)DEVICE[[:blank:]]partitions" /etc/mdadm.conf; then
+-		have_md=1
+-	fi
+-
+-	# none found
+-	if [ $have_md = 0 ]; then
+-		return
+-	fi
+-
+-	show "Starting up RAID devices"; busy
+-	/sbin/mdadm --assemble --scan --auto=yes
+-	rc=$?
+-	if [ "$rc" -eq 0 -o "$rc" -eq 2 ]; then
+-		# rc is used later too, so set sane value
+-		rc=0
+-		deltext; ok
+-		golvm=1
+-	else
+-		deltext; fail
+-	fi
+-
+-	# A non-zero return means there were problems
+-	if [ $rc -gt 0 ]; then
+-		[ -e /proc/splash ] && echo "verbose" > /proc/splash
+-		show "Starting up RAID devices"; fail
+-
+-		PS1="$(nls '(RAID Repair)# ')"; export PS1
+-		repair_shell "$(nls '*** An error occurred during the RAID startup.')"
+-	fi
+-
+-	# LVM on RAID (keep in sync with LVM init)
+-	if [ "$golvm" -eq "1" ]; then
+-		if [ -x /sbin/vgscan -a -x /sbin/vgchange ]; then
+-			run_cmd "Scanning for LVM volume groups (on RAID)" /sbin/vgscan $lvmignorelocking
+-			run_cmd "Activating LVM volume groups (on RAID)" /sbin/vgchange -a y $lvmsysinit
+-			[ "$lvmversion" = "2" ] && /sbin/vgmknodes
+-		fi
+-	fi
+-	show "Starting up RAID devices"; ok
+-	return $rc
++	run_cmd "Starting up RAID devices" /sbin/mdadm --assemble --scan
+ }
+ 
+ # Init LVM
+@@ -832,7 +787,10 @@
+ 		fi
+ 	fi
+ 
+-	# Init LVM
++	if ! is_no "$MDADM"; then
++		init_mdadm
++	fi
++
+ 	if ! is_no "$LVM2"; then
+ 		init_lvm
+ 	fi
+@@ -844,10 +802,6 @@
+ 		[ $delay_cryptsetup = 0 ] && ok || fail
+ 	fi
+ 
+-	if ! is_no "$MDADM"; then
+-		init_mdadm
+-	fi
+-
+ 	_RUN_QUOTACHECK=0
+ 	# Check filesystems
+ 	if [ -z "$fastboot" ] && [ -z "$nofsck" ]; then
-- 
2.46.0