From: Andy Smith <andy@strugglers.net>
Date: Fri, 29 Aug 2014 20:47:12 +0000 (+0000)
Subject: Grow: Report when grow needs metadata update
X-Git-Tag: mdadm-3.3.3~103
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a821c95f114724b38df1ea99b2858178e0ed28ce;p=thirdparty%2Fmdadm.git

Grow: Report when grow needs metadata update

Report when the array's metadata needs updating instead of just
reporting the generic "kernel too old" message.

Signed-off-by: Andy Smith <andy@strugglers.net>
Signed-off-by: NeilBrown <neilb@suse.de>
---

diff --git a/Grow.c b/Grow.c
index a9c8589c..76bb35a8 100644
--- a/Grow.c
+++ b/Grow.c
@@ -2255,7 +2255,9 @@ static int set_new_data_offset(struct mdinfo *sra, struct supertype *st,
 		if (info2.space_before == 0 &&
 		    info2.space_after == 0) {
 			/* Metadata doesn't support data_offset changes */
-			return 1;
+			pr_err("%s: Metadata version doesn't support"
+			       " data_offset changes\n", devname);
+			goto release;
 		}
 		if (before > info2.space_before)
 			before = info2.space_before;