From 8966b1a6acc104229ee9eaa7709955147b2fb8c7 Mon Sep 17 00:00:00 2001
From: NeilBrown <neilb@suse.de>
Date: Tue, 31 Mar 2009 14:57:09 +1100
Subject: [PATCH] --- yaml --- r: 139928 b: refs/heads/master c:
 e9d4758f6e93488dc719a1445ce54659a570938f h: refs/heads/master v: v3

---
 [refs]                   | 2 +-
 trunk/drivers/md/raid5.c | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index a863ed3f33a1..cd83b4b57625 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b3546035277847028df650b147469fc943cf5c71
+refs/heads/master: e9d4758f6e93488dc719a1445ce54659a570938f
diff --git a/trunk/drivers/md/raid5.c b/trunk/drivers/md/raid5.c
index 8a5e14e4a851..95953273c4d9 100644
--- a/trunk/drivers/md/raid5.c
+++ b/trunk/drivers/md/raid5.c
@@ -4967,6 +4967,11 @@ static void *raid5_takeover(mddev_t *mddev)
 
 	if (mddev->level == 1)
 		return raid5_takeover_raid1(mddev);
+	if (mddev->level == 4) {
+		mddev->new_layout = ALGORITHM_PARITY_N;
+		mddev->new_level = 5;
+		return setup_conf(mddev);
+	}
 
 	return ERR_PTR(-EINVAL);
 }