2051 static void bfq_update_io_intensity(struct bfq_queue *bfqq, u64 now_ns)  in bfq_update_io_intensity()  argument
2053 	u64 tot_io_time = now_ns - bfqq->io_start_time;  in bfq_update_io_intensity()
2057 			now_ns - bfqq->ttime.last_end_request;  in bfq_update_io_intensity()
2076 		bfqq->io_start_time = now_ns - (tot_io_time>>1);  in bfq_update_io_intensity()
2133 			    u64 now_ns)  in bfq_check_waker()  argument
2140 	    now_ns - bfqd->last_completion >= 4 * NSEC_PER_MSEC ||  in bfq_check_waker()
2153 	    now_ns > bfqq->waker_detection_started +  in bfq_check_waker()
2163 		bfqq->waker_detection_started = now_ns;  in bfq_check_waker()
2211 	u64 now_ns = ktime_get_ns();  in bfq_add_request()  local
2222 		bfq_check_waker(bfqd, bfqq, now_ns);  in bfq_add_request()
2292 		bfq_update_io_intensity(bfqq, now_ns);  in bfq_add_request()
3593 	u64 now_ns = ktime_get_ns();  in bfq_update_peak_rate()  local
3614 	if (now_ns - bfqd->last_dispatch > 100*NSEC_PER_MSEC &&  in bfq_update_peak_rate()
3622 		now_ns - bfqd->last_completion < BFQ_MIN_TT)  in bfq_update_peak_rate()
3635 	bfqd->delta_from_first = now_ns - bfqd->first_dispatch;  in bfq_update_peak_rate()
3647 	bfqd->last_dispatch = now_ns;  in bfq_update_peak_rate()
5594 	u64 now_ns = ktime_get_ns();  in bfq_init_bfqq()  local
5624 	bfqq->ttime.last_end_request = now_ns + 1;  in bfq_init_bfqq()
5628 	bfqq->io_start_time = now_ns;  in bfq_init_bfqq()
6351 	u64 now_ns;  in bfq_completed_request()  local
6373 	now_ns = ktime_get_ns();  in bfq_completed_request()
6375 	bfqq->ttime.last_end_request = now_ns;  in bfq_completed_request()
6381 	delta_us = div_u64(now_ns - bfqd->last_completion, NSEC_PER_USEC);  in bfq_completed_request()
6403 	bfqd->last_completion = now_ns;  in bfq_completed_request()