Lines Matching full:dcc
959 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __create_discard_cmd() local
965 pend_list = &dcc->pend_list[plist_idx(len)]; in __create_discard_cmd()
981 atomic_inc(&dcc->discard_cmd_cnt); in __create_discard_cmd()
982 dcc->undiscard_blks += len; in __create_discard_cmd()
990 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_check_discard_tree() local
991 struct rb_node *cur = rb_first_cached(&dcc->root), *next; in f2fs_check_discard_tree()
1018 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __lookup_discard_cmd() local
1019 struct rb_node *node = dcc->root.rb_root.rb_node; in __lookup_discard_cmd()
1092 static void __detach_discard_cmd(struct discard_cmd_control *dcc, in __detach_discard_cmd() argument
1096 atomic_sub(dc->queued, &dcc->queued_discard); in __detach_discard_cmd()
1099 rb_erase_cached(&dc->rb_node, &dcc->root); in __detach_discard_cmd()
1100 dcc->undiscard_blks -= dc->di.len; in __detach_discard_cmd()
1104 atomic_dec(&dcc->discard_cmd_cnt); in __detach_discard_cmd()
1110 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __remove_discard_cmd() local
1131 __detach_discard_cmd(dcc, dc); in __remove_discard_cmd()
1181 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __init_discard_policy() local
1189 dpolicy->max_requests = dcc->max_discard_request; in __init_discard_policy()
1190 dpolicy->io_aware_gran = dcc->discard_io_aware_gran; in __init_discard_policy()
1194 dpolicy->min_interval = dcc->min_discard_issue_time; in __init_discard_policy()
1195 dpolicy->mid_interval = dcc->mid_discard_issue_time; in __init_discard_policy()
1196 dpolicy->max_interval = dcc->max_discard_issue_time; in __init_discard_policy()
1197 if (dcc->discard_io_aware == DPOLICY_IO_AWARE_ENABLE) in __init_discard_policy()
1199 else if (dcc->discard_io_aware == DPOLICY_IO_AWARE_DISABLE) in __init_discard_policy()
1203 if (utilization(sbi) > dcc->discard_urgent_util) { in __init_discard_policy()
1205 if (atomic_read(&dcc->discard_cmd_cnt)) in __init_discard_policy()
1207 dcc->min_discard_issue_time; in __init_discard_policy()
1210 dpolicy->min_interval = dcc->min_discard_issue_time; in __init_discard_policy()
1211 dpolicy->mid_interval = dcc->mid_discard_issue_time; in __init_discard_policy()
1212 dpolicy->max_interval = dcc->max_discard_issue_time; in __init_discard_policy()
1234 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __submit_zone_reset_cmd() local
1249 atomic_inc(&dcc->queued_discard); in __submit_zone_reset_cmd()
1261 atomic_inc(&dcc->issued_discard); in __submit_zone_reset_cmd()
1274 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __submit_discard_cmd() local
1276 &(dcc->fstrim_list) : &(dcc->wait_list); in __submit_discard_cmd()
1367 atomic_inc(&dcc->queued_discard); in __submit_discard_cmd()
1379 atomic_inc(&dcc->issued_discard); in __submit_discard_cmd()
1390 dcc->undiscard_blks -= len; in __submit_discard_cmd()
1400 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __insert_discard_cmd() local
1401 struct rb_node **p = &dcc->root.rb_root.rb_node; in __insert_discard_cmd()
1425 rb_insert_color_cached(&dc->rb_node, &dcc->root, leftmost); in __insert_discard_cmd()
1428 static void __relocate_discard_cmd(struct discard_cmd_control *dcc, in __relocate_discard_cmd() argument
1431 list_move_tail(&dc->list, &dcc->pend_list[plist_idx(dc->di.len)]); in __relocate_discard_cmd()
1437 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __punch_discard_cmd() local
1446 dcc->undiscard_blks -= di.len; in __punch_discard_cmd()
1450 dcc->undiscard_blks += dc->di.len; in __punch_discard_cmd()
1451 __relocate_discard_cmd(dcc, dc); in __punch_discard_cmd()
1464 dcc->undiscard_blks += dc->di.len; in __punch_discard_cmd()
1465 __relocate_discard_cmd(dcc, dc); in __punch_discard_cmd()
1474 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __update_discard_tree_range() local
1483 dc = __lookup_discard_cmd_ret(&dcc->root, lstart, in __update_discard_tree_range()
1522 dcc->undiscard_blks += di.len; in __update_discard_tree_range()
1523 __relocate_discard_cmd(dcc, prev_dc); in __update_discard_tree_range()
1536 dcc->undiscard_blks += di.len; in __update_discard_tree_range()
1537 __relocate_discard_cmd(dcc, next_dc); in __update_discard_tree_range()
1592 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __issue_discard_cmd_orderly() local
1599 mutex_lock(&dcc->cmd_lock); in __issue_discard_cmd_orderly()
1600 dc = __lookup_discard_cmd_ret(&dcc->root, dcc->next_pos, in __issue_discard_cmd_orderly()
1619 dcc->next_pos = dc->di.lstart + dc->di.len; in __issue_discard_cmd_orderly()
1634 dcc->next_pos = 0; in __issue_discard_cmd_orderly()
1636 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd_orderly()
1647 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __issue_discard_cmd() local
1667 if (i + 1 < dcc->max_ordered_discard && dpolicy->ordered) { in __issue_discard_cmd()
1672 pend_list = &dcc->pend_list[i]; in __issue_discard_cmd()
1674 mutex_lock(&dcc->cmd_lock); in __issue_discard_cmd()
1677 if (unlikely(dcc->rbtree_check)) in __issue_discard_cmd()
1700 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd()
1719 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __drop_discard_cmd() local
1725 mutex_lock(&dcc->cmd_lock); in __drop_discard_cmd()
1727 pend_list = &dcc->pend_list[i]; in __drop_discard_cmd()
1734 mutex_unlock(&dcc->cmd_lock); in __drop_discard_cmd()
1747 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __wait_one_discard_bio() local
1751 mutex_lock(&dcc->cmd_lock); in __wait_one_discard_bio()
1759 mutex_unlock(&dcc->cmd_lock); in __wait_one_discard_bio()
1768 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __wait_discard_cmd_range() local
1770 &(dcc->fstrim_list) : &(dcc->wait_list); in __wait_discard_cmd_range()
1777 mutex_lock(&dcc->cmd_lock); in __wait_discard_cmd_range()
1795 mutex_unlock(&dcc->cmd_lock); in __wait_discard_cmd_range()
1826 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_wait_discard_bio() local
1830 mutex_lock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1837 mutex_unlock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1845 &dcc->wait_list, NULL); in f2fs_wait_discard_bio()
1847 mutex_unlock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1862 mutex_unlock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1870 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_stop_discard_thread() local
1872 if (dcc && dcc->f2fs_issue_discard) { in f2fs_stop_discard_thread()
1873 struct task_struct *discard_thread = dcc->f2fs_issue_discard; in f2fs_stop_discard_thread()
1875 dcc->f2fs_issue_discard = NULL; in f2fs_stop_discard_thread()
1890 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_issue_discard_timeout() local
1894 if (!atomic_read(&dcc->discard_cmd_cnt)) in f2fs_issue_discard_timeout()
1898 dcc->discard_granularity); in f2fs_issue_discard_timeout()
1905 f2fs_bug_on(sbi, atomic_read(&dcc->discard_cmd_cnt)); in f2fs_issue_discard_timeout()
1912 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in issue_discard_thread() local
1913 wait_queue_head_t *q = &dcc->discard_wait_queue; in issue_discard_thread()
1915 unsigned int wait_ms = dcc->min_discard_issue_time; in issue_discard_thread()
1922 kthread_should_stop() || dcc->discard_wake, in issue_discard_thread()
1931 dcc->discard_granularity); in issue_discard_thread()
1933 if (dcc->discard_wake) in issue_discard_thread()
1934 dcc->discard_wake = false; in issue_discard_thread()
1937 if (atomic_read(&dcc->queued_discard)) in issue_discard_thread()
1945 !atomic_read(&dcc->discard_cmd_cnt)) { in issue_discard_thread()
1963 if (!atomic_read(&dcc->discard_cmd_cnt)) in issue_discard_thread()
2175 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_clear_prefree_segments() local
2176 struct list_head *head = &dcc->entry_list; in f2fs_clear_prefree_segments()
2275 dcc->nr_discards -= total_len; in f2fs_clear_prefree_segments()
2285 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_start_discard_thread() local
2297 dcc->f2fs_issue_discard = kthread_run(issue_discard_thread, sbi, in f2fs_start_discard_thread()
2299 if (IS_ERR(dcc->f2fs_issue_discard)) { in f2fs_start_discard_thread()
2300 err = PTR_ERR(dcc->f2fs_issue_discard); in f2fs_start_discard_thread()
2301 dcc->f2fs_issue_discard = NULL; in f2fs_start_discard_thread()
2309 struct discard_cmd_control *dcc; in create_discard_cmd_control() local
2313 dcc = SM_I(sbi)->dcc_info; in create_discard_cmd_control()
2317 dcc = f2fs_kzalloc(sbi, sizeof(struct discard_cmd_control), GFP_KERNEL); in create_discard_cmd_control()
2318 if (!dcc) in create_discard_cmd_control()
2321 dcc->discard_io_aware_gran = MAX_PLIST_NUM; in create_discard_cmd_control()
2322 dcc->discard_granularity = DEFAULT_DISCARD_GRANULARITY; in create_discard_cmd_control()
2323 dcc->max_ordered_discard = DEFAULT_MAX_ORDERED_DISCARD_GRANULARITY; in create_discard_cmd_control()
2324 dcc->discard_io_aware = DPOLICY_IO_AWARE_ENABLE; in create_discard_cmd_control()
2327 dcc->discard_granularity = BLKS_PER_SEG(sbi); in create_discard_cmd_control()
2329 INIT_LIST_HEAD(&dcc->entry_list); in create_discard_cmd_control()
2331 INIT_LIST_HEAD(&dcc->pend_list[i]); in create_discard_cmd_control()
2332 INIT_LIST_HEAD(&dcc->wait_list); in create_discard_cmd_control()
2333 INIT_LIST_HEAD(&dcc->fstrim_list); in create_discard_cmd_control()
2334 mutex_init(&dcc->cmd_lock); in create_discard_cmd_control()
2335 atomic_set(&dcc->issued_discard, 0); in create_discard_cmd_control()
2336 atomic_set(&dcc->queued_discard, 0); in create_discard_cmd_control()
2337 atomic_set(&dcc->discard_cmd_cnt, 0); in create_discard_cmd_control()
2338 dcc->nr_discards = 0; in create_discard_cmd_control()
2339 dcc->max_discards = SEGS_TO_BLKS(sbi, MAIN_SEGS(sbi)); in create_discard_cmd_control()
2340 dcc->max_discard_request = DEF_MAX_DISCARD_REQUEST; in create_discard_cmd_control()
2341 dcc->min_discard_issue_time = DEF_MIN_DISCARD_ISSUE_TIME; in create_discard_cmd_control()
2342 dcc->mid_discard_issue_time = DEF_MID_DISCARD_ISSUE_TIME; in create_discard_cmd_control()
2343 dcc->max_discard_issue_time = DEF_MAX_DISCARD_ISSUE_TIME; in create_discard_cmd_control()
2344 dcc->discard_urgent_util = DEF_DISCARD_URGENT_UTIL; in create_discard_cmd_control()
2345 dcc->undiscard_blks = 0; in create_discard_cmd_control()
2346 dcc->next_pos = 0; in create_discard_cmd_control()
2347 dcc->root = RB_ROOT_CACHED; in create_discard_cmd_control()
2348 dcc->rbtree_check = false; in create_discard_cmd_control()
2350 init_waitqueue_head(&dcc->discard_wait_queue); in create_discard_cmd_control()
2351 SM_I(sbi)->dcc_info = dcc; in create_discard_cmd_control()
2355 kfree(dcc); in create_discard_cmd_control()
2364 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in destroy_discard_cmd_control() local
2366 if (!dcc) in destroy_discard_cmd_control()
2377 kfree(dcc); in destroy_discard_cmd_control()
3364 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __issue_discard_cmd_range() local
3375 mutex_lock(&dcc->cmd_lock); in __issue_discard_cmd_range()
3376 if (unlikely(dcc->rbtree_check)) in __issue_discard_cmd_range()
3379 dc = __lookup_discard_cmd_ret(&dcc->root, start, in __issue_discard_cmd_range()
3394 list_move_tail(&dc->list, &dcc->fstrim_list); in __issue_discard_cmd_range()
3407 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd_range()
3423 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd_range()