44     bkt->level = MAX(bkt->level - leak, 0);  in throttle_leak_bucket()
47      * keep track of bkt->burst_level so the bkt->max goal per second  in throttle_leak_bucket()
50         leak = (bkt->max * (double) delta_ns) / NANOSECONDS_PER_SECOND;  in throttle_leak_bucket()
51         bkt->burst_level = MAX(bkt->burst_level - leak, 0);  in throttle_leak_bucket()
99     double burst_bucket_size; /* Before throttling to bkt->max */  in throttle_compute_wait()
105     if (!bkt->max) {  in throttle_compute_wait()
106         /* If bkt->max is 0 we still want to allow short bursts of I/O  in throttle_compute_wait()
114         bucket_size = bkt->max * bkt->burst_length;  in throttle_compute_wait()
115         burst_bucket_size = (double) bkt->max / 10;  in throttle_compute_wait()
127         assert(bkt->max > 0); /* see throttle_is_valid() */  in throttle_compute_wait()
130             return throttle_do_compute_wait(bkt->max, extra);  in throttle_compute_wait()
330     bps_max_flag = cfg->buckets[THROTTLE_BPS_TOTAL].max &&  in throttle_is_valid()
331                   (cfg->buckets[THROTTLE_BPS_READ].max  ||  in throttle_is_valid()
332                    cfg->buckets[THROTTLE_BPS_WRITE].max);  in throttle_is_valid()
334     ops_max_flag = cfg->buckets[THROTTLE_OPS_TOTAL].max &&  in throttle_is_valid()
335                    (cfg->buckets[THROTTLE_OPS_READ].max ||  in throttle_is_valid()
336                    cfg->buckets[THROTTLE_OPS_WRITE].max);  in throttle_is_valid()
339         error_setg(errp, "bps/iops/max total values and read/write values"  in throttle_is_valid()
354         if (bkt->avg > THROTTLE_VALUE_MAX || bkt->max > THROTTLE_VALUE_MAX) {  in throttle_is_valid()
355             error_setg(errp, "bps/iops/max values must be within [0, %lld]",  in throttle_is_valid()
365         if (bkt->burst_length > 1 && !bkt->max) {  in throttle_is_valid()
370         if (bkt->max && bkt->burst_length > THROTTLE_VALUE_MAX / bkt->max) {  in throttle_is_valid()
375         if (bkt->max && !bkt->avg) {  in throttle_is_valid()
381         if (bkt->max && bkt->max < bkt->avg) {  in throttle_is_valid()
537         cfg->buckets[THROTTLE_BPS_TOTAL].max = arg->bps_total_max;  in throttle_limits_to_config()
540         cfg->buckets[THROTTLE_BPS_READ].max = arg->bps_read_max;  in throttle_limits_to_config()
543         cfg->buckets[THROTTLE_BPS_WRITE].max = arg->bps_write_max;  in throttle_limits_to_config()
546         cfg->buckets[THROTTLE_OPS_TOTAL].max = arg->iops_total_max;  in throttle_limits_to_config()
549         cfg->buckets[THROTTLE_OPS_READ].max = arg->iops_read_max;  in throttle_limits_to_config()
552         cfg->buckets[THROTTLE_OPS_WRITE].max = arg->iops_write_max;  in throttle_limits_to_config()
557             error_setg(errp, "bps-total-max-length value must be in"  in throttle_limits_to_config()
565             error_setg(errp, "bps-read-max-length value must be in"  in throttle_limits_to_config()
573             error_setg(errp, "bps-write-max-length value must be in"  in throttle_limits_to_config()
581             error_setg(errp, "iops-total-max-length value must be in"  in throttle_limits_to_config()
589             error_setg(errp, "iops-read-max-length value must be in"  in throttle_limits_to_config()
597             error_setg(errp, "iops-write-max-length value must be in"  in throttle_limits_to_config()
624     var->bps_total_max           = cfg->buckets[THROTTLE_BPS_TOTAL].max;  in throttle_config_to_limits()
625     var->bps_read_max            = cfg->buckets[THROTTLE_BPS_READ].max;  in throttle_config_to_limits()
626     var->bps_write_max           = cfg->buckets[THROTTLE_BPS_WRITE].max;  in throttle_config_to_limits()
627     var->iops_total_max          = cfg->buckets[THROTTLE_OPS_TOTAL].max;  in throttle_config_to_limits()
628     var->iops_read_max           = cfg->buckets[THROTTLE_OPS_READ].max;  in throttle_config_to_limits()
629     var->iops_write_max          = cfg->buckets[THROTTLE_OPS_WRITE].max;  in throttle_config_to_limits()