[dm-devel] [PATCH 2/2] dm: Add suspended check to multipath_message

[Mike Anderson]

Add suspended check to multipath_message

Signed-off-by: Mike Anderson <andmike at linux.vnet.ibm.com>
---
 drivers/md/dm-mpath.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index 32d0b87..ee56ef7 100644
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -1402,6 +1402,9 @@ static int multipath_message(struct dm_target *ti, unsigned argc, char **argv)
 	struct multipath *m = (struct multipath *) ti->private;
 	action_fn action;
 
+	if (dm_table_md_suspended(ti->table))
+		return -EBUSY;
+
 	if (argc == 1) {
 		if (!strnicmp(argv[0], MESG_STR("queue_if_no_path")))
 			return queue_if_no_path(m, 1, 0);