Btrfs: still corruption hunting

Signed-off-by: Chris Mason <chris.mason@oracle.com>
diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h
index 7e6c08a..4f1496a 100644
--- a/fs/btrfs/transaction.h
+++ b/fs/btrfs/transaction.h
@@ -7,15 +7,18 @@
 	int in_commit;
 	int use_count;
 	int commit_done;
+	int magic;
 	wait_queue_head_t writer_wait;
 	wait_queue_head_t commit_wait;
 };
 
 struct btrfs_trans_handle {
+	int magic;
 	u64 transid;
 	unsigned long blocks_reserved;
 	unsigned long blocks_used;
 	struct btrfs_transaction *transaction;
+	int magic2;
 };