Message ID | 1426804568-2907-55-git-send-email-kamal@canonical.com |
---|---|
State | New |
Headers | show |
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index 0396d7f..d2b3563 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -2507,6 +2507,12 @@ static int pool_message(struct dm_target *ti, unsigned argc, char **argv) struct pool_c *pt = ti->private; struct pool *pool = pt->pool; + if (get_pool_mode(pool) >= PM_READ_ONLY) { + DMERR("%s: unable to service pool target messages in READ_ONLY or FAIL mode", + dm_device_name(pool->pool_md)); + return -EINVAL; + } + if (!strcasecmp(argv[0], "create_thin")) r = process_create_thin_mesg(argc, argv, pool);