Btrfs: change around extent-tree prealloc

Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 7 insertions, 3 deletions

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 2d166ca8b104..26d0cdd46f49 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -244,12 +244,17 @@ struct btrfs_fs_info {
         struct btrfs_root *extent_root;
         struct btrfs_root *tree_root;
         struct btrfs_root *dev_root;
-        struct btrfs_key current_insert;
         struct btrfs_key last_insert;
         struct radix_tree_root fs_roots_radix;
         struct radix_tree_root pending_del_radix;
         struct radix_tree_root pinned_radix;
         struct radix_tree_root dev_radix;
+
+        u64 extent_tree_insert[BTRFS_MAX_LEVEL * 3];
+        int extent_tree_insert_nr;
+        u64 extent_tree_prealloc[BTRFS_MAX_LEVEL * 3];
+        int extent_tree_prealloc_nr;
+
         u64 generation;
         struct btrfs_transaction *running_transaction;
         struct btrfs_super_block *disk_super;
@@ -267,8 +272,7 @@ struct btrfs_fs_info {
 
 /*
  * in ram representation of the tree.  extent_root is used for all allocations
- * and for the extent tree extent_root root.  current_insert is used
- * only for the extent tree.
+ * and for the extent tree extent_root root.
  */
 struct btrfs_root {
         struct buffer_head *node;