7305 					 struct btrfs_dio_data *dio_data,  in btrfs_get_blocks_direct_write()  argument
7381 	dio_data->reserve -= len;  in btrfs_get_blocks_direct_write()
7393 	struct btrfs_dio_data *dio_data = NULL;  in btrfs_dio_iomap_begin()  local
7431 	dio_data = kzalloc(sizeof(*dio_data), GFP_NOFS);  in btrfs_dio_iomap_begin()
7432 	if (!dio_data)  in btrfs_dio_iomap_begin()
7435 	dio_data->sync = sync;  in btrfs_dio_iomap_begin()
7436 	dio_data->length = length;  in btrfs_dio_iomap_begin()
7438 		dio_data->reserve = round_up(length, fs_info->sectorsize);  in btrfs_dio_iomap_begin()
7440 				&dio_data->data_reserved,  in btrfs_dio_iomap_begin()
7441 				start, dio_data->reserve);  in btrfs_dio_iomap_begin()
7443 			extent_changeset_free(dio_data->data_reserved);  in btrfs_dio_iomap_begin()
7444 			kfree(dio_data);  in btrfs_dio_iomap_begin()
7448 	iomap->private = dio_data;  in btrfs_dio_iomap_begin()
7501 		ret = btrfs_get_blocks_direct_write(&em, inode, dio_data,  in btrfs_dio_iomap_begin()
7549 	if (dio_data) {  in btrfs_dio_iomap_begin()
7551 				dio_data->data_reserved, start,  in btrfs_dio_iomap_begin()
7552 				dio_data->reserve, true);  in btrfs_dio_iomap_begin()
7553 		btrfs_delalloc_release_extents(BTRFS_I(inode), dio_data->reserve);  in btrfs_dio_iomap_begin()
7554 		extent_changeset_free(dio_data->data_reserved);  in btrfs_dio_iomap_begin()
7555 		kfree(dio_data);  in btrfs_dio_iomap_begin()
7564 	struct btrfs_dio_data *dio_data = iomap->private;  in btrfs_dio_iomap_end()  local
7565 	size_t submitted = dio_data->submitted;  in btrfs_dio_iomap_end()
7587 		if (dio_data->reserve)  in btrfs_dio_iomap_end()
7589 					dio_data->data_reserved, pos,  in btrfs_dio_iomap_end()
7590 					dio_data->reserve, true);  in btrfs_dio_iomap_end()
7591 		btrfs_delalloc_release_extents(BTRFS_I(inode), dio_data->length);  in btrfs_dio_iomap_end()
7592 		extent_changeset_free(dio_data->data_reserved);  in btrfs_dio_iomap_end()
7599 	if (dio_data->sync) {  in btrfs_dio_iomap_end()
7603 	kfree(dio_data);  in btrfs_dio_iomap_end()
7884 	struct btrfs_dio_data *dio_data = iomap->private;  in btrfs_submit_direct()  local
7965 		dio_data->submitted += clone_len;  in btrfs_submit_direct()