Btrfs: insert_new_root: Fix lock type of the extent buffer.
btrfs_alloc_tree_block() returns an extent buffer on which a blocked lock has
been taken. Hence assign the appropriate value to path->locks[level].
Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Signed-off-by: Chris Mason <clm@fb.com>
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index fdd8fb4..9936421 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -3380,7 +3380,7 @@
add_root_to_dirty_list(root);
extent_buffer_get(c);
path->nodes[level] = c;
- path->locks[level] = BTRFS_WRITE_LOCK;
+ path->locks[level] = BTRFS_WRITE_LOCK_BLOCKING;
path->slots[level] = 0;
return 0;
}