Btrfs: many allocator fixes, pretty solid

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

1 files changed, 3 insertions, 0 deletions

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index cdb7c23c41f9..92a6078de827 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -259,7 +259,9 @@ struct btrfs_block_group_cache {
         u64 first_free;
         u64 last_alloc;
         u64 pinned;
+        u64 last_prealloc;
         int data;
+        int cached;
 };
 
 struct crypto_hash;
@@ -273,6 +275,7 @@ struct btrfs_fs_info {
         struct radix_tree_root dev_radix;
         struct radix_tree_root block_group_radix;
         struct radix_tree_root block_group_data_radix;
+        struct radix_tree_root extent_map_radix;
 
         u64 extent_tree_insert[BTRFS_MAX_LEVEL * 3];
         int extent_tree_insert_nr;