From: NeilBrown <neilb@suse.de>
Date: Mon, 31 Jan 2011 04:01:15 +0000 (+1100)
Subject: Grow: don't try setting new geometry when restarting a native reshape.
X-Git-Tag: mdadm-3.2~25
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cdc60681488dfbe8fa855d474027b0f8e2c7c129;p=thirdparty%2Fmdadm.git

Grow: don't try setting new geometry when restarting a native reshape.

md won't let us change raid_disks in this case, so don't even try.

Signed-off-by: NeilBrown <neilb@suse.de>
---

diff --git a/Grow.c b/Grow.c
index af919ed2..e12b5271 100644
--- a/Grow.c
+++ b/Grow.c
@@ -1931,6 +1931,11 @@ started:
 
 			goto release;
 		}
+	} else if (info->reshape_active && !st->ss->external) {
+		/* We don't need to set anything here for internal
+		 * metadata, and for kernels before 2.6.38 we can
+		 * fail if we try.
+		 */
 	} else {
 		/* set them all just in case some old 'new_*' value
 		 * persists from some earlier problem.