From: Neil Brown <neilb@suse.de>
Date: Wed, 25 Jun 2008 23:27:15 +0000 (+1000)
Subject: Improve error message when mdadm fails to stop an array.
X-Git-Tag: mdadm-2.6.8~25
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d927f3c4dbd0f2ae25c9b52d9b7c30ed1e8729f8;p=thirdparty%2Fmdadm.git

Improve error message when mdadm fails to stop an array.

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

diff --git a/Manage.c b/Manage.c
index 1fb84689..8297708d 100644
--- a/Manage.c
+++ b/Manage.c
@@ -112,9 +112,14 @@ int Manage_runstop(char *devname, int fd, int runstop, int quiet)
 		struct map_ent *map = NULL;
 		struct stat stb;
 		if (ioctl(fd, STOP_ARRAY, NULL)) {
-			if (quiet==0)
+			if (quiet==0) {
 				fprintf(stderr, Name ": fail to stop array %s: %s\n",
 					devname, strerror(errno));
+				if (errno == EBUSY)
+					fprintf(stderr, "Perhaps a running "
+						"process, mounted filesystem "
+						"or active volume group?\n");
+			}
 			return 1;
 		}
 		if (quiet <= 0)