330 #define BLK_DATALESS(blk)		(LPOS_DATALESS((blk)->begin) && \
623 			if (blk_lpos->begin != lpos_begin)  in data_make_reusable()
632 			if (blk_lpos->begin != lpos_begin)  in data_make_reusable()
1067 		blk_lpos->begin = EMPTY_LINE_LPOS;  in data_alloc()
1090 			blk_lpos->begin = FAILED_LPOS;  in data_alloc()
1129 	blk_lpos->begin = begin_lpos;  in data_alloc()
1162 	wrapped = is_blk_wrapped(data_ring, blk_lpos->begin, blk_lpos->next);  in data_realloc()
1166 	next_lpos = get_next_lpos(data_ring, blk_lpos->begin, size);  in data_realloc()
1180 			blk = to_block(data_ring, blk_lpos->begin);  in data_realloc()
1192 	if (WARN_ON_ONCE(next_lpos - blk_lpos->begin > DATA_SIZE(data_ring)) ||  in data_realloc()
1203 	blk = to_block(data_ring, blk_lpos->begin);  in data_realloc()
1205 	if (is_blk_wrapped(data_ring, blk_lpos->begin, next_lpos)) {  in data_realloc()
1224 			       (blk_lpos->next - blk_lpos->begin) - sizeof(blk->id));  in data_realloc()
1241 	if (!is_blk_wrapped(data_ring, blk_lpos->begin, blk_lpos->next)) {  in space_used()
1244 			DATA_INDEX(data_ring, blk_lpos->begin));  in space_used()
1252 		DATA_SIZE(data_ring) - DATA_INDEX(data_ring, blk_lpos->begin));  in space_used()
1277 		if (blk_lpos->begin == EMPTY_LINE_LPOS &&  in get_data()
1288 	if (!is_blk_wrapped(data_ring, blk_lpos->begin, blk_lpos->next)) {  in get_data()
1289 		db = to_block(data_ring, blk_lpos->begin);  in get_data()
1290 		*data_size = blk_lpos->next - blk_lpos->begin;  in get_data()
1294 				   blk_lpos->begin + DATA_SIZE(data_ring),  in get_data()
1310 	if (WARN_ON_ONCE(blk_lpos->begin != ALIGN(blk_lpos->begin, sizeof(db->id))) ||  in get_data()
1951 	    (blk_lpos->begin == FAILED_LPOS && blk_lpos->next == FAILED_LPOS)) {  in desc_read_finalized_seq()
2388 	descs[_DESCS_COUNT(descbits) - 1].text_blk_lpos.begin = FAILED_LPOS;  in prb_init()