+++ /dev/null
-From: Nikanth Karthikesan <knikanth@suse.de>
-Subject: Release md->map_lock before set_disk_ro
-Patch-mainline: No
-References: bnc#479784
-
-Signed-off-by: Nikanth Karthikesan <knikanth@suse.de>
-
-Calling set_disk_ro() with irqs disabled triggers a warning.
-
-set_disk_ro() can be called outside the
-write_lock_irqsave(&md->map_lock)? And to get the
-dm_table_get_mode(md->map), we just need to hold a reference
-with dm_get_table() and dm_table_put()
-
-
-Index: linux-2.6.27-SLE11_BRANCH/drivers/md/dm.c
-===================================================================
---- linux-2.6.27-SLE11_BRANCH.orig/drivers/md/dm.c
-+++ linux-2.6.27-SLE11_BRANCH/drivers/md/dm.c
-@@ -1948,12 +1948,15 @@ static int __bind(struct mapped_device *
- md->map = t;
- dm_table_set_restrictions(t, q);
- dm_table_set_integrity(t, md);
-- if (!(dm_table_get_mode(t) & FMODE_WRITE)) {
-- set_disk_ro(md->disk, 1);
-- } else {
-+ write_unlock_irqrestore(&md->map_lock, flags);
-+
-+ dm_get_table(md);
-+ if (dm_table_get_mode(md->map) & FMODE_WRITE) {
- set_disk_ro(md->disk, 0);
-+ } else {
-+ set_disk_ro(md->disk, 1);
- }
-- write_unlock_irqrestore(&md->map_lock, flags);
-+ dm_table_put(md->map);
-
- return 0;
- }