Btrfs: call the qgroup accounting functions

Signed-off-by: Jan Schmidt <list.btrfs@jan-o-sch.net>

fs/btrfs/extent-tree.c

@@ -2479,6 +2479,8 @@ int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans,
 		       2 * 1024 * 1024, btrfs_get_alloc_profile(root, 0),
 		       CHUNK_ALLOC_NO_FORCE);
 
+	btrfs_delayed_refs_qgroup_accounting(trans, root->fs_info);
+
 	delayed_refs = &trans->transaction->delayed_refs;
 	INIT_LIST_HEAD(&cluster);
 again:
@@ -2588,6 +2590,7 @@ int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans,
 	}
 out:
 	spin_unlock(&delayed_refs->lock);
+	assert_qgroups_uptodate(trans);
 	return 0;
 }
 

fs/btrfs/transaction.c

@@ -512,6 +512,11 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans,
 		return 0;
 	}
 
+	/*
+	 * do the qgroup accounting as early as possible
+	 */
+	err = btrfs_delayed_refs_qgroup_accounting(trans, info);
+
 	btrfs_trans_release_metadata(trans, root);
 	trans->block_rsv = NULL;
 	/*
@@ -571,6 +576,7 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans,
 	    root->fs_info->fs_state & BTRFS_SUPER_FLAG_ERROR) {
 		err = -EIO;
 	}
+	assert_qgroups_uptodate(trans);
 
 	memset(trans, 0, sizeof(*trans));
 	kmem_cache_free(btrfs_trans_handle_cachep, trans);
@@ -1355,6 +1361,13 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
 		if (ret)
 			goto cleanup_transaction;
 
+		/*
+		 * running the delayed items may have added new refs. account
+		 * them now so that they hinder processing of more delayed refs
+		 * as little as possible.
+		 */
+		btrfs_delayed_refs_qgroup_accounting(trans, root->fs_info);
+
 		/*
 		 * rename don't use btrfs_join_transaction, so, once we
 		 * set the transaction to blocked above, we aren't going
@@ -1467,6 +1480,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
 			    root->fs_info->chunk_root->node);
 	switch_commit_root(root->fs_info->chunk_root);
 
+	assert_qgroups_uptodate(trans);
 	update_super_roots(root);
 
 	if (!root->fs_info->log_root_recovering) {