Btrfs: Stop using radix trees for the block group cache

[karo-tx-linux.git] / fs / btrfs / disk-io.c

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 09f4e694624db3ab3d7f0d30f9bdc691090e739a..aac7c82b0dcedbc789a6fe14bbb29cf77a092ec1 100644 (file)
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -436,8 +436,6 @@ struct btrfs_root *open_ctree(struct super_block *sb)
        init_bit_radix(&fs_info->pending_del_radix);
        init_bit_radix(&fs_info->extent_ins_radix);
        INIT_RADIX_TREE(&fs_info->fs_roots_radix, GFP_NOFS);
-       INIT_RADIX_TREE(&fs_info->block_group_radix, GFP_KERNEL);
-       INIT_RADIX_TREE(&fs_info->block_group_data_radix, GFP_KERNEL);
        INIT_LIST_HEAD(&fs_info->trans_list);
        INIT_LIST_HEAD(&fs_info->dead_roots);
        memset(&fs_info->super_kobj, 0, sizeof(fs_info->super_kobj));
@@ -458,6 +456,8 @@ struct btrfs_root *open_ctree(struct super_block *sb)
                             GFP_NOFS);
        extent_map_tree_init(&fs_info->free_space_cache,
                             fs_info->btree_inode->i_mapping, GFP_NOFS);
+       extent_map_tree_init(&fs_info->block_group_cache,
+                            fs_info->btree_inode->i_mapping, GFP_NOFS);
        fs_info->do_barriers = 1;
        fs_info->closing = 0;