From f3f156de82b58a57f5240b10eda151fb1afc5569 Mon Sep 17 00:00:00 2001
From: Chris Mason <chris.mason@oracle.com>
Date: Mon, 4 Feb 2008 10:10:13 -0500
Subject: [PATCH] Add debugging for block group update failure

---
 extent-tree.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/extent-tree.c b/extent-tree.c
index dc99932..4e77358 100644
--- 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;
 }
 
-- 
2.7.4