276 	struct backing_file_context *bfc = NULL;  in incfs_open_data_file()  local
288 	bfc = incfs_alloc_bfc(mi, bf);  in incfs_open_data_file()
289 	if (IS_ERR(bfc))  in incfs_open_data_file()
290 		return ERR_CAST(bfc);  in incfs_open_data_file()
300 	df->df_backing_file_context = bfc;  in incfs_open_data_file()
305 	error = incfs_read_file_header(bfc, &df->df_metadata_off, &df->df_id,  in incfs_open_data_file()
328 		incfs_free_bfc(bfc);  in incfs_open_data_file()
349 		struct backing_file_context *bfc = df->df_backing_file_context;  in incfs_free_data_file()  local
352 		if (bfc && !mutex_lock_interruptible(&bfc->bc_mutex)) {  in incfs_free_data_file()
358 			mutex_unlock(&bfc->bc_mutex);  in incfs_free_data_file()
668 static int validate_hash_tree(struct backing_file_context *bfc, struct file *f,  in validate_hash_tree()  argument
730 		res = incfs_kread(bfc, buf, INCFS_DATA_FILE_BLOCK_SIZE,  in validate_hash_tree()
819 	struct backing_file_context *bfc = NULL;  in get_data_file_block()  local
827 	bfc = df->df_backing_file_context;  in get_data_file_block()
832 	error = incfs_read_blockmap_entry(bfc, index, blockmap_off, &bme);  in get_data_file_block()
1291 	struct backing_file_context *bfc = NULL;  in incfs_read_data_file_block()  local
1302 	bfc = df->df_backing_file_context;  in incfs_read_data_file_block()
1311 		result = incfs_kread(bfc, dst.data, bytes_to_read, pos);  in incfs_read_data_file_block()
1318 		result = incfs_kread(bfc, tmp.data, bytes_to_read, pos);  in incfs_read_data_file_block()
1325 				    bfc->bc_file->f_path.dentry->d_name.name;  in incfs_read_data_file_block()
1337 		int err = validate_hash_tree(bfc, f, index, dst, tmp.data);  in incfs_read_data_file_block()
1362 	struct backing_file_context *bfc = NULL;  in incfs_read_merkle_tree_blocks()  local
1370 	bfc = df->df_backing_file_context;  in incfs_read_merkle_tree_blocks()
1378 	return incfs_kread(bfc, dst.data, to_read, sig->hash_offset + offset);  in incfs_read_merkle_tree_blocks()
1385 	struct backing_file_context *bfc = NULL;  in incfs_process_new_data_block()  local
1394 	bfc = df->df_backing_file_context;  in incfs_process_new_data_block()
1430 	error = mutex_lock_interruptible(&bfc->bc_mutex);  in incfs_process_new_data_block()
1433 			bfc, range(data, block->data_len), block->block_index,  in incfs_process_new_data_block()
1435 		mutex_unlock(&bfc->bc_mutex);  in incfs_process_new_data_block()
1451 	struct backing_file_context *bfc = df->df_backing_file_context;  in incfs_read_file_signature()  local
1465 	read_res = incfs_kread(bfc, dst.data, sig->sig_size, sig->sig_offset);  in incfs_read_file_signature()
1479 	struct backing_file_context *bfc = NULL;  in incfs_process_new_hash_block()  local
1493 	bfc = df->df_backing_file_context;  in incfs_process_new_hash_block()
1512 	error = mutex_lock_interruptible(&bfc->bc_mutex);  in incfs_process_new_hash_block()
1515 			bfc, range(data, block->data_len), block->block_index,  in incfs_process_new_hash_block()
1517 		mutex_unlock(&bfc->bc_mutex);  in incfs_process_new_hash_block()
1669 	struct backing_file_context *bfc = NULL;  in incfs_scan_metadata_chain()  local
1675 	bfc = df->df_backing_file_context;  in incfs_scan_metadata_chain()
1689 		error = incfs_read_next_metadata_record(bfc, handler);  in incfs_scan_metadata_chain()