Lines Matching full:dcc
935 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __create_discard_cmd() local
941 pend_list = &dcc->pend_list[plist_idx(len)]; in __create_discard_cmd()
957 atomic_inc(&dcc->discard_cmd_cnt); in __create_discard_cmd()
958 dcc->undiscard_blks += len; in __create_discard_cmd()
966 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_check_discard_tree() local
967 struct rb_node *cur = rb_first_cached(&dcc->root), *next; in f2fs_check_discard_tree()
994 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __lookup_discard_cmd() local
995 struct rb_node *node = dcc->root.rb_root.rb_node; in __lookup_discard_cmd()
1068 static void __detach_discard_cmd(struct discard_cmd_control *dcc, in __detach_discard_cmd() argument
1072 atomic_sub(dc->queued, &dcc->queued_discard); in __detach_discard_cmd()
1075 rb_erase_cached(&dc->rb_node, &dcc->root); in __detach_discard_cmd()
1076 dcc->undiscard_blks -= dc->di.len; in __detach_discard_cmd()
1080 atomic_dec(&dcc->discard_cmd_cnt); in __detach_discard_cmd()
1086 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __remove_discard_cmd() local
1108 __detach_discard_cmd(dcc, dc); in __remove_discard_cmd()
1159 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __init_discard_policy() local
1167 dpolicy->max_requests = dcc->max_discard_request; in __init_discard_policy()
1168 dpolicy->io_aware_gran = dcc->discard_io_aware_gran; in __init_discard_policy()
1172 dpolicy->min_interval = dcc->min_discard_issue_time; in __init_discard_policy()
1173 dpolicy->mid_interval = dcc->mid_discard_issue_time; in __init_discard_policy()
1174 dpolicy->max_interval = dcc->max_discard_issue_time; in __init_discard_policy()
1175 if (dcc->discard_io_aware == DPOLICY_IO_AWARE_ENABLE) in __init_discard_policy()
1177 else if (dcc->discard_io_aware == DPOLICY_IO_AWARE_DISABLE) in __init_discard_policy()
1181 if (utilization(sbi) > dcc->discard_urgent_util) { in __init_discard_policy()
1183 if (atomic_read(&dcc->discard_cmd_cnt)) in __init_discard_policy()
1185 dcc->min_discard_issue_time; in __init_discard_policy()
1188 dpolicy->min_interval = dcc->min_discard_issue_time; in __init_discard_policy()
1189 dpolicy->mid_interval = dcc->mid_discard_issue_time; in __init_discard_policy()
1190 dpolicy->max_interval = dcc->max_discard_issue_time; in __init_discard_policy()
1212 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __submit_zone_reset_cmd() local
1227 atomic_inc(&dcc->queued_discard); in __submit_zone_reset_cmd()
1239 atomic_inc(&dcc->issued_discard); in __submit_zone_reset_cmd()
1252 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __submit_discard_cmd() local
1254 &(dcc->fstrim_list) : &(dcc->wait_list); in __submit_discard_cmd()
1336 atomic_inc(&dcc->queued_discard); in __submit_discard_cmd()
1348 atomic_inc(&dcc->issued_discard); in __submit_discard_cmd()
1359 dcc->undiscard_blks -= len; in __submit_discard_cmd()
1369 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __insert_discard_cmd() local
1370 struct rb_node **p = &dcc->root.rb_root.rb_node; in __insert_discard_cmd()
1394 rb_insert_color_cached(&dc->rb_node, &dcc->root, leftmost); in __insert_discard_cmd()
1397 static void __relocate_discard_cmd(struct discard_cmd_control *dcc, in __relocate_discard_cmd() argument
1400 list_move_tail(&dc->list, &dcc->pend_list[plist_idx(dc->di.len)]); in __relocate_discard_cmd()
1406 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __punch_discard_cmd() local
1415 dcc->undiscard_blks -= di.len; in __punch_discard_cmd()
1419 dcc->undiscard_blks += dc->di.len; in __punch_discard_cmd()
1420 __relocate_discard_cmd(dcc, dc); in __punch_discard_cmd()
1433 dcc->undiscard_blks += dc->di.len; in __punch_discard_cmd()
1434 __relocate_discard_cmd(dcc, dc); in __punch_discard_cmd()
1443 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __update_discard_tree_range() local
1452 dc = __lookup_discard_cmd_ret(&dcc->root, lstart, in __update_discard_tree_range()
1491 dcc->undiscard_blks += di.len; in __update_discard_tree_range()
1492 __relocate_discard_cmd(dcc, prev_dc); in __update_discard_tree_range()
1505 dcc->undiscard_blks += di.len; in __update_discard_tree_range()
1506 __relocate_discard_cmd(dcc, next_dc); in __update_discard_tree_range()
1561 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __issue_discard_cmd_orderly() local
1568 mutex_lock(&dcc->cmd_lock); in __issue_discard_cmd_orderly()
1569 dc = __lookup_discard_cmd_ret(&dcc->root, dcc->next_pos, in __issue_discard_cmd_orderly()
1588 dcc->next_pos = dc->di.lstart + dc->di.len; in __issue_discard_cmd_orderly()
1603 dcc->next_pos = 0; in __issue_discard_cmd_orderly()
1605 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd_orderly()
1616 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __issue_discard_cmd() local
1636 if (i + 1 < dcc->max_ordered_discard && dpolicy->ordered) { in __issue_discard_cmd()
1641 pend_list = &dcc->pend_list[i]; in __issue_discard_cmd()
1643 mutex_lock(&dcc->cmd_lock); in __issue_discard_cmd()
1646 if (unlikely(dcc->rbtree_check)) in __issue_discard_cmd()
1669 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd()
1688 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __drop_discard_cmd() local
1694 mutex_lock(&dcc->cmd_lock); in __drop_discard_cmd()
1696 pend_list = &dcc->pend_list[i]; in __drop_discard_cmd()
1703 mutex_unlock(&dcc->cmd_lock); in __drop_discard_cmd()
1716 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __wait_one_discard_bio() local
1720 mutex_lock(&dcc->cmd_lock); in __wait_one_discard_bio()
1728 mutex_unlock(&dcc->cmd_lock); in __wait_one_discard_bio()
1737 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __wait_discard_cmd_range() local
1739 &(dcc->fstrim_list) : &(dcc->wait_list); in __wait_discard_cmd_range()
1746 mutex_lock(&dcc->cmd_lock); in __wait_discard_cmd_range()
1764 mutex_unlock(&dcc->cmd_lock); in __wait_discard_cmd_range()
1795 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_wait_discard_bio() local
1799 mutex_lock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1806 mutex_unlock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1814 &dcc->wait_list, NULL); in f2fs_wait_discard_bio()
1816 mutex_unlock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1831 mutex_unlock(&dcc->cmd_lock); in f2fs_wait_discard_bio()
1839 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_stop_discard_thread() local
1841 if (dcc && dcc->f2fs_issue_discard) { in f2fs_stop_discard_thread()
1842 struct task_struct *discard_thread = dcc->f2fs_issue_discard; in f2fs_stop_discard_thread()
1844 dcc->f2fs_issue_discard = NULL; in f2fs_stop_discard_thread()
1859 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_issue_discard_timeout() local
1863 if (!atomic_read(&dcc->discard_cmd_cnt)) in f2fs_issue_discard_timeout()
1867 dcc->discard_granularity); in f2fs_issue_discard_timeout()
1874 f2fs_bug_on(sbi, atomic_read(&dcc->discard_cmd_cnt)); in f2fs_issue_discard_timeout()
1881 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in issue_discard_thread() local
1882 wait_queue_head_t *q = &dcc->discard_wait_queue; in issue_discard_thread()
1884 unsigned int wait_ms = dcc->min_discard_issue_time; in issue_discard_thread()
1891 kthread_should_stop() || dcc->discard_wake, in issue_discard_thread()
1900 dcc->discard_granularity); in issue_discard_thread()
1902 if (dcc->discard_wake) in issue_discard_thread()
1903 dcc->discard_wake = false; in issue_discard_thread()
1906 if (atomic_read(&dcc->queued_discard)) in issue_discard_thread()
1914 !atomic_read(&dcc->discard_cmd_cnt)) { in issue_discard_thread()
1932 if (!atomic_read(&dcc->discard_cmd_cnt)) in issue_discard_thread()
2135 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_clear_prefree_segments() local
2136 struct list_head *head = &dcc->entry_list; in f2fs_clear_prefree_segments()
2235 dcc->nr_discards -= total_len; in f2fs_clear_prefree_segments()
2245 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in f2fs_start_discard_thread() local
2251 dcc->f2fs_issue_discard = kthread_run(issue_discard_thread, sbi, in f2fs_start_discard_thread()
2253 if (IS_ERR(dcc->f2fs_issue_discard)) { in f2fs_start_discard_thread()
2254 err = PTR_ERR(dcc->f2fs_issue_discard); in f2fs_start_discard_thread()
2255 dcc->f2fs_issue_discard = NULL; in f2fs_start_discard_thread()
2263 struct discard_cmd_control *dcc; in create_discard_cmd_control() local
2267 dcc = SM_I(sbi)->dcc_info; in create_discard_cmd_control()
2271 dcc = f2fs_kzalloc(sbi, sizeof(struct discard_cmd_control), GFP_KERNEL); in create_discard_cmd_control()
2272 if (!dcc) in create_discard_cmd_control()
2275 dcc->discard_io_aware_gran = MAX_PLIST_NUM; in create_discard_cmd_control()
2276 dcc->discard_granularity = DEFAULT_DISCARD_GRANULARITY; in create_discard_cmd_control()
2277 dcc->max_ordered_discard = DEFAULT_MAX_ORDERED_DISCARD_GRANULARITY; in create_discard_cmd_control()
2278 dcc->discard_io_aware = DPOLICY_IO_AWARE_ENABLE; in create_discard_cmd_control()
2280 dcc->discard_granularity = sbi->blocks_per_seg; in create_discard_cmd_control()
2282 dcc->discard_granularity = BLKS_PER_SEC(sbi); in create_discard_cmd_control()
2284 INIT_LIST_HEAD(&dcc->entry_list); in create_discard_cmd_control()
2286 INIT_LIST_HEAD(&dcc->pend_list[i]); in create_discard_cmd_control()
2287 INIT_LIST_HEAD(&dcc->wait_list); in create_discard_cmd_control()
2288 INIT_LIST_HEAD(&dcc->fstrim_list); in create_discard_cmd_control()
2289 mutex_init(&dcc->cmd_lock); in create_discard_cmd_control()
2290 atomic_set(&dcc->issued_discard, 0); in create_discard_cmd_control()
2291 atomic_set(&dcc->queued_discard, 0); in create_discard_cmd_control()
2292 atomic_set(&dcc->discard_cmd_cnt, 0); in create_discard_cmd_control()
2293 dcc->nr_discards = 0; in create_discard_cmd_control()
2294 dcc->max_discards = MAIN_SEGS(sbi) << sbi->log_blocks_per_seg; in create_discard_cmd_control()
2295 dcc->max_discard_request = DEF_MAX_DISCARD_REQUEST; in create_discard_cmd_control()
2296 dcc->min_discard_issue_time = DEF_MIN_DISCARD_ISSUE_TIME; in create_discard_cmd_control()
2297 dcc->mid_discard_issue_time = DEF_MID_DISCARD_ISSUE_TIME; in create_discard_cmd_control()
2298 dcc->max_discard_issue_time = DEF_MAX_DISCARD_ISSUE_TIME; in create_discard_cmd_control()
2299 dcc->discard_urgent_util = DEF_DISCARD_URGENT_UTIL; in create_discard_cmd_control()
2300 dcc->undiscard_blks = 0; in create_discard_cmd_control()
2301 dcc->next_pos = 0; in create_discard_cmd_control()
2302 dcc->root = RB_ROOT_CACHED; in create_discard_cmd_control()
2303 dcc->rbtree_check = false; in create_discard_cmd_control()
2305 init_waitqueue_head(&dcc->discard_wait_queue); in create_discard_cmd_control()
2306 SM_I(sbi)->dcc_info = dcc; in create_discard_cmd_control()
2310 kfree(dcc); in create_discard_cmd_control()
2319 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in destroy_discard_cmd_control() local
2321 if (!dcc) in destroy_discard_cmd_control()
2332 kfree(dcc); in destroy_discard_cmd_control()
3147 struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; in __issue_discard_cmd_range() local
3158 mutex_lock(&dcc->cmd_lock); in __issue_discard_cmd_range()
3159 if (unlikely(dcc->rbtree_check)) in __issue_discard_cmd_range()
3162 dc = __lookup_discard_cmd_ret(&dcc->root, start, in __issue_discard_cmd_range()
3177 list_move_tail(&dc->list, &dcc->fstrim_list); in __issue_discard_cmd_range()
3190 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd_range()
3206 mutex_unlock(&dcc->cmd_lock); in __issue_discard_cmd_range()