Add debugging for block group update failure

diff --git a/extent-tree.c b/extent-tree.c
index dc99932..4e77358 100644 (file)
--- a/extent-tree.c
+++ b/extent-tree.c
@@ -1705,7 +1705,11 @@ int btrfs_alloc_extent(struct btrfs_trans_handle *trans,
 update_block:
        ret = update_block_group(trans, root, ins->objectid, ins->offset, 1, 0,
                                 data);
-       BUG_ON(ret);
+       if (ret) {
+               printk("update block group failed for %Lu %Lu\n",
+                      ins->objectid, ins->offset);
+               BUG();
+       }
        return 0;
 }