227 devstat_start_transaction(struct devstat *ds, const struct bintime *now)  in devstat_start_transaction()  argument
241 		if (now != NULL)  in devstat_start_transaction()
242 			ds->busy_from = *now;  in devstat_start_transaction()
303 			const struct bintime *now, const struct bintime *then)  in devstat_end_transaction()  argument
311 	if (now == NULL) {  in devstat_end_transaction()
313 		now = &lnow;  in devstat_end_transaction()
330 		dt = *now;  in devstat_end_transaction()
336 	dt = *now;  in devstat_end_transaction()
339 	ds->busy_from = *now;  in devstat_end_transaction()
355     const struct bintime *now)  in devstat_end_transaction_bio_bt()  argument
380 				tag, flg, now, &bp->bio_t0);  in devstat_end_transaction_bio_bt()