Btrfs: Throttle file_write when data=ordered is flushing the inode

[karo-tx-linux.git] / fs / btrfs / btrfs_inode.h

diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index 43a4f1ddb3758e436cf042fde22fbb9634cac14e..5ba83894c8b7656b76ddece427069bd79b2b6d81 100644 (file)
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -1,10 +1,45 @@
+/*
+ * Copyright (C) 2007 Oracle.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License v2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 021110-1307, USA.
+ */
+
 #ifndef __BTRFS_I__
 #define __BTRFS_I__
 
+#include "extent_map.h"
+#include "extent_io.h"
+
+/* in memory btrfs inode */
 struct btrfs_inode {
        struct btrfs_root *root;
+       struct btrfs_block_group_cache *block_group;
        struct btrfs_key location;
+       struct extent_map_tree extent_tree;
+       struct extent_io_tree io_tree;
+       struct extent_io_tree io_failure_tree;
        struct inode vfs_inode;
+       atomic_t ordered_writeback;
+
+       u64 ordered_trans;
+       /*
+        * transid of the trans_handle that last modified this inode
+        */
+       u64 last_trans;
+       u64 delalloc_bytes;
+       u32 flags;
 };
 static inline struct btrfs_inode *BTRFS_I(struct inode *inode)
 {