Revert "Move xen patchset to new version's subdir."

[people/pmueller/ipfire-2.x.git] / src / patches / suse-2.6.27.31 / patches.fixes / dm-release-map_lock-before-set_disk_ro

diff --git a/src/patches/suse-2.6.27.31/patches.fixes/dm-release-map_lock-before-set_disk_ro b/src/patches/suse-2.6.27.31/patches.fixes/dm-release-map_lock-before-set_disk_ro
deleted file mode 100644 (file)
index 6633641..0000000
--- a/src/patches/suse-2.6.27.31/patches.fixes/dm-release-map_lock-before-set_disk_ro
+++ /dev/null
@@ -1,39 +0,0 @@
-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;
- }