431 	int				busy_level;	/* saturation history */  member
2024 	if (ioc->busy_level > 0)  in ioc_forgive_debts()
2300 	prev_busy_level = ioc->busy_level;  in ioc_timer_fn()
2305 		ioc->busy_level = max(ioc->busy_level, 0);  in ioc_timer_fn()
2306 		ioc->busy_level++;  in ioc_timer_fn()
2316 			ioc->busy_level = min(ioc->busy_level, 0);  in ioc_timer_fn()
2323 				ioc->busy_level--;  in ioc_timer_fn()
2331 			ioc->busy_level = 0;  in ioc_timer_fn()
2335 		ioc->busy_level = 0;  in ioc_timer_fn()
2338 	ioc->busy_level = clamp(ioc->busy_level, -1000, 1000);  in ioc_timer_fn()
2340 	if (ioc->busy_level > 0 || (ioc->busy_level < 0 && !nr_lagging)) {  in ioc_timer_fn()
2362 			int idx = min_t(int, abs(ioc->busy_level),  in ioc_timer_fn()
2366 			if (ioc->busy_level > 0)  in ioc_timer_fn()
2380 	} else if (ioc->busy_level != prev_busy_level || nr_lagging) {  in ioc_timer_fn()
2400 			ioc->busy_level = 0;  in ioc_timer_fn()