Btrfs: rework csums and extent item ordering

Signed-off-by: Chris Mason <chris.mason@oracle.com>
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 43d4779..5c160c2 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -115,14 +115,14 @@
 		return 1;
 	if (k1.objectid < k2->objectid)
 		return -1;
-	if (k1.offset > k2->offset)
-		return 1;
-	if (k1.offset < k2->offset)
-		return -1;
 	if (k1.flags > k2->flags)
 		return 1;
 	if (k1.flags < k2->flags)
 		return -1;
+	if (k1.offset > k2->offset)
+		return 1;
+	if (k1.offset < k2->offset)
+		return -1;
 	return 0;
 }
 
@@ -1292,7 +1292,6 @@
 				      ioff + size_diff);
 	}
 	/* shift the data */
-printk("truncate item, new_size %u old_size %u, diff %u, bufp %p, dst, %p, num %u, old_data_start %u, data_end %u\n", new_size, old_size, size_diff, leaf, btrfs_leaf_data(leaf) + data_end + size_diff, old_data_start-data_end, old_data_start, data_end);
 	btrfs_memmove(root, leaf, btrfs_leaf_data(leaf) +
 		      data_end + size_diff, btrfs_leaf_data(leaf) +
 		      data_end, old_data_start + new_size - data_end);