Lines Matching refs:HZ
47 #define MAX_PAUSE max(HZ/5, 1)
58 #define BANDWIDTH_INTERVAL max(HZ/5, 1)
156 #define VM_COMPLETIONS_PERIOD_LEN (3*HZ)
849 const unsigned long period = roundup_pow_of_two(3 * HZ); in bdi_update_write_bandwidth()
865 bw *= HZ; in bdi_update_write_bandwidth()
975 dirty_rate = (dirtied - bdi->dirtied_stamp) * HZ / elapsed; in bdi_update_dirty_ratelimit()
1140 if (elapsed > HZ && time_before(bdi->bw_time_stamp, start_time)) in __bdi_update_bandwidth()
1203 t = bdi_dirty / (1 + bw / roundup_pow_of_two(1 + HZ / 8)); in bdi_max_pause()
1222 t = max(1, HZ / 100); in bdi_min_pause()
1231 t += (hi - lo) * (10 * HZ) / 1024; in bdi_min_pause()
1252 pages = dirty_ratelimit * t / roundup_pow_of_two(HZ); in bdi_min_pause()
1264 pages = dirty_ratelimit * t / roundup_pow_of_two(HZ); in bdi_min_pause()
1267 t = HZ * DIRTY_POLL_THRESH / dirty_ratelimit; in bdi_min_pause()
1271 pause = HZ * pages / (task_ratelimit + 1); in bdi_min_pause()
1274 pages = task_ratelimit * t / roundup_pow_of_two(HZ); in bdi_min_pause()
1442 period = HZ * pages_dirtied / task_ratelimit; in balance_dirty_pages()
1466 if (pause < -HZ) { in balance_dirty_pages()
1642 congestion_wait(BLK_RW_ASYNC, HZ/10); in throttle_vm_writeout()