Lines Matching full:dcc
969 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __create_discard_cmd() local
975 pend_list = &dcc->pend_list[plist_idx(len)]; in __create_discard_cmd()
991 atomic_inc(&dcc->discard_cmd_cnt); in __create_discard_cmd()
992 dcc->undiscard_blks += len; in __create_discard_cmd()
1000 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_check_discard_tree() local
1001 struct rb_node *cur = rb_first_cached(&dcc->root), *next; in f2fs_check_discard_tree()
1028 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __lookup_discard_cmd() local
1029 struct rb_node *node = dcc->root.rb_root.rb_node; in __lookup_discard_cmd()
1102 static void __detach_discard_cmd(struct discard_cmd_control *dcc, in __detach_discard_cmd() argument
1106 atomic_sub(dc->queued, &dcc->queued_discard); in __detach_discard_cmd()
1109 rb_erase_cached(&dc->rb_node, &dcc->root); in __detach_discard_cmd()
1110 dcc->undiscard_blks -= dc->di.len; in __detach_discard_cmd()
1114 atomic_dec(&dcc->discard_cmd_cnt); in __detach_discard_cmd()
1120 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __remove_discard_cmd() local
1141 __detach_discard_cmd(dcc, dc); in __remove_discard_cmd()
1191 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __init_discard_policy() local
1199 dpolicy->max_requests = dcc->max_discard_request; in __init_discard_policy()
1200 dpolicy->io_aware_gran = dcc->discard_io_aware_gran; in __init_discard_policy()
1204 dpolicy->min_interval = dcc->min_discard_issue_time; in __init_discard_policy()
1205 dpolicy->mid_interval = dcc->mid_discard_issue_time; in __init_discard_policy()
1206 dpolicy->max_interval = dcc->max_discard_issue_time; in __init_discard_policy()
1207 if (dcc->discard_io_aware == DPOLICY_IO_AWARE_ENABLE) in __init_discard_policy()
1209 else if (dcc->discard_io_aware == DPOLICY_IO_AWARE_DISABLE) in __init_discard_policy()
1213 if (utilization(sbi) > dcc->discard_urgent_util) { in __init_discard_policy()
1215 if (atomic_read(&dcc->discard_cmd_cnt)) in __init_discard_policy()
1217 dcc->min_discard_issue_time; in __init_discard_policy()
1220 dpolicy->min_interval = dcc->min_discard_issue_time; in __init_discard_policy()
1221 dpolicy->mid_interval = dcc->mid_discard_issue_time; in __init_discard_policy()
1222 dpolicy->max_interval = dcc->max_discard_issue_time; in __init_discard_policy()
1244 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __submit_zone_reset_cmd() local
1259 atomic_inc(&dcc->queued_discard); in __submit_zone_reset_cmd()
1271 atomic_inc(&dcc->issued_discard); in __submit_zone_reset_cmd()
1284 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __submit_discard_cmd() local
1286 &(dcc->fstrim_list) : &(dcc->wait_list); in __submit_discard_cmd()
1377 atomic_inc(&dcc->queued_discard); in __submit_discard_cmd()
1389 atomic_inc(&dcc->issued_discard); in __submit_discard_cmd()
1400 dcc->undiscard_blks -= len; in __submit_discard_cmd()
1410 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __insert_discard_cmd() local
1411 struct rb_node **p = &dcc->root.rb_root.rb_node; in __insert_discard_cmd()
1435 rb_insert_color_cached(&dc->rb_node, &dcc->root, leftmost); in __insert_discard_cmd()
1438 static void __relocate_discard_cmd(struct discard_cmd_control *dcc, in __relocate_discard_cmd() argument
1441 list_move_tail(&dc->list, &dcc->pend_list[plist_idx(dc->di.len)]); in __relocate_discard_cmd()
1447 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __punch_discard_cmd() local
1456 dcc->undiscard_blks -= di.len; in __punch_discard_cmd()
1460 dcc->undiscard_blks += dc->di.len; in __punch_discard_cmd()
1461 __relocate_discard_cmd(dcc, dc); in __punch_discard_cmd()
1474 dcc->undiscard_blks += dc->di.len; in __punch_discard_cmd()
1475 __relocate_discard_cmd(dcc, dc); in __punch_discard_cmd()
1484 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __update_discard_tree_range() local
1493 dc = __lookup_discard_cmd_ret(&dcc->root, lstart, in __update_discard_tree_range()
1532 dcc->undiscard_blks += di.len; in __update_discard_tree_range()
1533 __relocate_discard_cmd(dcc, prev_dc); in __update_discard_tree_range()
1546 dcc->undiscard_blks += di.len; in __update_discard_tree_range()
1547 __relocate_discard_cmd(dcc, next_dc); in __update_discard_tree_range()
1602 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __issue_discard_cmd_orderly() local
1609 mutex_lock(&dcc->cmd_lock); in __issue_discard_cmd_orderly()
1610 dc = __lookup_discard_cmd_ret(&dcc->root, dcc->next_pos, in __issue_discard_cmd_orderly()
1629 dcc->next_pos = dc->di.lstart + dc->di.len; in __issue_discard_cmd_orderly()
1644 dcc->next_pos = 0; in __issue_discard_cmd_orderly()
1646 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd_orderly()
1657 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __issue_discard_cmd() local
1677 if (i + 1 < dcc->max_ordered_discard && dpolicy->ordered) { in __issue_discard_cmd()
1682 pend_list = &dcc->pend_list[i]; in __issue_discard_cmd()
1684 mutex_lock(&dcc->cmd_lock); in __issue_discard_cmd()
1687 if (unlikely(dcc->rbtree_check)) in __issue_discard_cmd()
1710 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd()
1729 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __drop_discard_cmd() local
1735 mutex_lock(&dcc->cmd_lock); in __drop_discard_cmd()
1737 pend_list = &dcc->pend_list[i]; in __drop_discard_cmd()
1744 mutex_unlock(&dcc->cmd_lock); in __drop_discard_cmd()
1757 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __wait_one_discard_bio() local
1761 mutex_lock(&dcc->cmd_lock); in __wait_one_discard_bio()
1769 mutex_unlock(&dcc->cmd_lock); in __wait_one_discard_bio()
1778 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __wait_discard_cmd_range() local
1780 &(dcc->fstrim_list) : &(dcc->wait_list); in __wait_discard_cmd_range()
1787 mutex_lock(&dcc->cmd_lock); in __wait_discard_cmd_range()
1805 mutex_unlock(&dcc->cmd_lock); in __wait_discard_cmd_range()
1836 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_wait_discard_bio() local
1840 mutex_lock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1847 mutex_unlock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1855 &dcc->wait_list, NULL); in f2fs_wait_discard_bio()
1857 mutex_unlock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1872 mutex_unlock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1880 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_stop_discard_thread() local
1882 if (dcc && dcc->f2fs_issue_discard) { in f2fs_stop_discard_thread()
1883 struct task_struct *discard_thread = dcc->f2fs_issue_discard; in f2fs_stop_discard_thread()
1885 dcc->f2fs_issue_discard = NULL; in f2fs_stop_discard_thread()
1900 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_issue_discard_timeout() local
1904 if (!atomic_read(&dcc->discard_cmd_cnt)) in f2fs_issue_discard_timeout()
1908 dcc->discard_granularity); in f2fs_issue_discard_timeout()
1915 f2fs_bug_on(sbi, atomic_read(&dcc->discard_cmd_cnt)); in f2fs_issue_discard_timeout()
1922 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in issue_discard_thread() local
1923 wait_queue_head_t *q = &dcc->discard_wait_queue; in issue_discard_thread()
1925 unsigned int wait_ms = dcc->min_discard_issue_time; in issue_discard_thread()
1932 kthread_should_stop() || dcc->discard_wake, in issue_discard_thread()
1941 dcc->discard_granularity); in issue_discard_thread()
1943 if (dcc->discard_wake) in issue_discard_thread()
1944 dcc->discard_wake = false; in issue_discard_thread()
1947 if (atomic_read(&dcc->queued_discard)) in issue_discard_thread()
1955 !atomic_read(&dcc->discard_cmd_cnt)) { in issue_discard_thread()
1973 if (!atomic_read(&dcc->discard_cmd_cnt)) in issue_discard_thread()
2185 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_clear_prefree_segments() local
2186 struct list_head *head = &dcc->entry_list; in f2fs_clear_prefree_segments()
2285 dcc->nr_discards -= total_len; in f2fs_clear_prefree_segments()
2295 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_start_discard_thread() local
2307 dcc->f2fs_issue_discard = kthread_run(issue_discard_thread, sbi, in f2fs_start_discard_thread()
2309 if (IS_ERR(dcc->f2fs_issue_discard)) { in f2fs_start_discard_thread()
2310 err = PTR_ERR(dcc->f2fs_issue_discard); in f2fs_start_discard_thread()
2311 dcc->f2fs_issue_discard = NULL; in f2fs_start_discard_thread()
2319 struct discard_cmd_control *dcc; in create_discard_cmd_control() local
2323 dcc = SM_I(sbi)->dcc_info; in create_discard_cmd_control()
2327 dcc = f2fs_kzalloc(sbi, sizeof(struct discard_cmd_control), GFP_KERNEL); in create_discard_cmd_control()
2328 if (!dcc) in create_discard_cmd_control()
2331 dcc->discard_io_aware_gran = MAX_PLIST_NUM; in create_discard_cmd_control()
2332 dcc->discard_granularity = DEFAULT_DISCARD_GRANULARITY; in create_discard_cmd_control()
2333 dcc->max_ordered_discard = DEFAULT_MAX_ORDERED_DISCARD_GRANULARITY; in create_discard_cmd_control()
2334 dcc->discard_io_aware = DPOLICY_IO_AWARE_ENABLE; in create_discard_cmd_control()
2337 dcc->discard_granularity = BLKS_PER_SEG(sbi); in create_discard_cmd_control()
2339 INIT_LIST_HEAD(&dcc->entry_list); in create_discard_cmd_control()
2341 INIT_LIST_HEAD(&dcc->pend_list[i]); in create_discard_cmd_control()
2342 INIT_LIST_HEAD(&dcc->wait_list); in create_discard_cmd_control()
2343 INIT_LIST_HEAD(&dcc->fstrim_list); in create_discard_cmd_control()
2344 mutex_init(&dcc->cmd_lock); in create_discard_cmd_control()
2345 atomic_set(&dcc->issued_discard, 0); in create_discard_cmd_control()
2346 atomic_set(&dcc->queued_discard, 0); in create_discard_cmd_control()
2347 atomic_set(&dcc->discard_cmd_cnt, 0); in create_discard_cmd_control()
2348 dcc->nr_discards = 0; in create_discard_cmd_control()
2349 dcc->max_discards = SEGS_TO_BLKS(sbi, MAIN_SEGS(sbi)); in create_discard_cmd_control()
2350 dcc->max_discard_request = DEF_MAX_DISCARD_REQUEST; in create_discard_cmd_control()
2351 dcc->min_discard_issue_time = DEF_MIN_DISCARD_ISSUE_TIME; in create_discard_cmd_control()
2352 dcc->mid_discard_issue_time = DEF_MID_DISCARD_ISSUE_TIME; in create_discard_cmd_control()
2353 dcc->max_discard_issue_time = DEF_MAX_DISCARD_ISSUE_TIME; in create_discard_cmd_control()
2354 dcc->discard_urgent_util = DEF_DISCARD_URGENT_UTIL; in create_discard_cmd_control()
2355 dcc->undiscard_blks = 0; in create_discard_cmd_control()
2356 dcc->next_pos = 0; in create_discard_cmd_control()
2357 dcc->root = RB_ROOT_CACHED; in create_discard_cmd_control()
2358 dcc->rbtree_check = false; in create_discard_cmd_control()
2360 init_waitqueue_head(&dcc->discard_wait_queue); in create_discard_cmd_control()
2361 SM_I(sbi)->dcc_info = dcc; in create_discard_cmd_control()
2365 kfree(dcc); in create_discard_cmd_control()
2374 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in destroy_discard_cmd_control() local
2376 if (!dcc) in destroy_discard_cmd_control()
2387 kfree(dcc); in destroy_discard_cmd_control()
3410 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __issue_discard_cmd_range() local
3421 mutex_lock(&dcc->cmd_lock); in __issue_discard_cmd_range()
3422 if (unlikely(dcc->rbtree_check)) in __issue_discard_cmd_range()
3425 dc = __lookup_discard_cmd_ret(&dcc->root, start, in __issue_discard_cmd_range()
3440 list_move_tail(&dc->list, &dcc->fstrim_list); in __issue_discard_cmd_range()
3453 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd_range()
3469 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd_range()