super->cache_generation = 0;
if (test_bit(BTRFS_FS_UPDATE_UUID_TREE_GEN, &fs_info->flags))
super->uuid_tree_generation = root_item->generation;
+
+ if (btrfs_fs_incompat(fs_info, EXTENT_TREE_V2)) {
+ root_item = &fs_info->block_group_root->root_item;
+
+ super->block_group_root = root_item->bytenr;
+ super->block_group_root_generation = root_item->generation;
+ super->block_group_root_level = root_item->level;
+ }
}
int btrfs_transaction_in_commit(struct btrfs_fs_info *info)
list_add_tail(&fs_info->chunk_root->dirty_list,
&cur_trans->switch_commits);
+ if (btrfs_fs_incompat(fs_info, EXTENT_TREE_V2)) {
+ btrfs_set_root_node(&fs_info->block_group_root->root_item,
+ fs_info->block_group_root->node);
+ list_add_tail(&fs_info->block_group_root->dirty_list,
+ &cur_trans->switch_commits);
+ }
+
switch_commit_roots(trans);
ASSERT(list_empty(&cur_trans->dirty_bgs));
* because btrfs_commit_super will poke cleaner thread and it will process it a
* few seconds later.
*/
-int btrfs_clean_one_deleted_snapshot(struct btrfs_root *root)
+int btrfs_clean_one_deleted_snapshot(struct btrfs_fs_info *fs_info)
{
+ struct btrfs_root *root;
int ret;
- struct btrfs_fs_info *fs_info = root->fs_info;
spin_lock(&fs_info->trans_lock);
if (list_empty(&fs_info->dead_roots)) {