Lines Matching refs:HZ
47 #define MAX_PAUSE max(HZ/5, 1)
58 #define BANDWIDTH_INTERVAL max(HZ/5, 1)
153 #define VM_COMPLETIONS_PERIOD_LEN (3*HZ)
1046 const unsigned long period = roundup_pow_of_two(3 * HZ); in wb_update_write_bandwidth()
1062 bw *= HZ; in wb_update_write_bandwidth()
1167 dirty_rate = (dirtied - wb->dirtied_stamp) * HZ / elapsed; in wb_update_dirty_ratelimit()
1329 if (elapsed > HZ && time_before(wb->bw_time_stamp, start_time)) in __wb_update_bandwidth()
1390 t = wb_dirty / (1 + bw / roundup_pow_of_two(1 + HZ / 8)); in wb_max_pause()
1409 t = max(1, HZ / 100); in wb_min_pause()
1418 t += (hi - lo) * (10 * HZ) / 1024; in wb_min_pause()
1439 pages = dirty_ratelimit * t / roundup_pow_of_two(HZ); in wb_min_pause()
1451 pages = dirty_ratelimit * t / roundup_pow_of_two(HZ); in wb_min_pause()
1454 t = HZ * DIRTY_POLL_THRESH / dirty_ratelimit; in wb_min_pause()
1458 pause = HZ * pages / (task_ratelimit + 1); in wb_min_pause()
1461 pages = task_ratelimit * t / roundup_pow_of_two(HZ); in wb_min_pause()
1684 period = HZ * pages_dirtied / task_ratelimit; in balance_dirty_pages()
1708 if (pause < -HZ) { in balance_dirty_pages()
1943 congestion_wait(BLK_RW_ASYNC, HZ/10); in throttle_vm_writeout()