2020 	struct ckpt_req_control *cprc = &sbi->cprc_info;  in __checkpoint_and_complete_reqs()  local
2026 	dispatch_list = llist_del_all(&cprc->issue_list);  in __checkpoint_and_complete_reqs()
2032 	atomic_inc(&cprc->issued_ckpt);  in __checkpoint_and_complete_reqs()
2043 	atomic_sub(count, &cprc->queued_ckpt);  in __checkpoint_and_complete_reqs()
2044 	atomic_add(count, &cprc->total_ckpt);  in __checkpoint_and_complete_reqs()
2046 	spin_lock(&cprc->stat_lock);  in __checkpoint_and_complete_reqs()
2047 	cprc->cur_time = (unsigned int)div64_u64(sum_diff, count);  in __checkpoint_and_complete_reqs()
2048 	if (cprc->peak_time < cprc->cur_time)  in __checkpoint_and_complete_reqs()
2049 		cprc->peak_time = cprc->cur_time;  in __checkpoint_and_complete_reqs()
2050 	spin_unlock(&cprc->stat_lock);  in __checkpoint_and_complete_reqs()
2056 	struct ckpt_req_control *cprc = &sbi->cprc_info;  in issue_checkpoint_thread()  local
2057 	wait_queue_head_t *q = &cprc->ckpt_wait_queue;  in issue_checkpoint_thread()
2062 	if (!llist_empty(&cprc->issue_list))  in issue_checkpoint_thread()
2066 		kthread_should_stop() || !llist_empty(&cprc->issue_list));  in issue_checkpoint_thread()
2073 	struct ckpt_req_control *cprc = &sbi->cprc_info;  in flush_remained_ckpt_reqs()  local
2075 	if (!llist_empty(&cprc->issue_list)) {  in flush_remained_ckpt_reqs()
2094 	struct ckpt_req_control *cprc = &sbi->cprc_info;  in f2fs_issue_checkpoint()  local
2111 	if (!cprc->f2fs_issue_ckpt)  in f2fs_issue_checkpoint()
2116 	llist_add(&req.llnode, &cprc->issue_list);  in f2fs_issue_checkpoint()
2117 	atomic_inc(&cprc->queued_ckpt);  in f2fs_issue_checkpoint()
2126 	if (waitqueue_active(&cprc->ckpt_wait_queue))  in f2fs_issue_checkpoint()
2127 		wake_up(&cprc->ckpt_wait_queue);  in f2fs_issue_checkpoint()
2129 	if (cprc->f2fs_issue_ckpt)  in f2fs_issue_checkpoint()
2136 			"blocked on checkpoint for %u ms", cprc->peak_time);  in f2fs_issue_checkpoint()
2146 	struct ckpt_req_control *cprc = &sbi->cprc_info;  in f2fs_start_ckpt_thread()  local
2148 	if (cprc->f2fs_issue_ckpt)  in f2fs_start_ckpt_thread()
2151 	cprc->f2fs_issue_ckpt = kthread_run(issue_checkpoint_thread, sbi,  in f2fs_start_ckpt_thread()
2153 	if (IS_ERR(cprc->f2fs_issue_ckpt)) {  in f2fs_start_ckpt_thread()
2154 		int err = PTR_ERR(cprc->f2fs_issue_ckpt);  in f2fs_start_ckpt_thread()
2156 		cprc->f2fs_issue_ckpt = NULL;  in f2fs_start_ckpt_thread()
2160 	set_task_ioprio(cprc->f2fs_issue_ckpt, cprc->ckpt_thread_ioprio);  in f2fs_start_ckpt_thread()
2161 	set_user_nice(cprc->f2fs_issue_ckpt,  in f2fs_start_ckpt_thread()
2169 	struct ckpt_req_control *cprc = &sbi->cprc_info;  in f2fs_stop_ckpt_thread()  local
2172 	if (!cprc->f2fs_issue_ckpt)  in f2fs_stop_ckpt_thread()
2175 	ckpt_task = cprc->f2fs_issue_ckpt;  in f2fs_stop_ckpt_thread()
2176 	cprc->f2fs_issue_ckpt = NULL;  in f2fs_stop_ckpt_thread()
2184 	struct ckpt_req_control *cprc = &sbi->cprc_info;  in f2fs_flush_ckpt_thread()  local
2189 	while (atomic_read(&cprc->queued_ckpt))  in f2fs_flush_ckpt_thread()
2195 	struct ckpt_req_control *cprc = &sbi->cprc_info;  in f2fs_init_ckpt_req_control()  local
2197 	atomic_set(&cprc->issued_ckpt, 0);  in f2fs_init_ckpt_req_control()
2198 	atomic_set(&cprc->total_ckpt, 0);  in f2fs_init_ckpt_req_control()
2199 	atomic_set(&cprc->queued_ckpt, 0);  in f2fs_init_ckpt_req_control()
2200 	cprc->ckpt_thread_ioprio = DEFAULT_CHECKPOINT_IOPRIO;  in f2fs_init_ckpt_req_control()
2201 	init_waitqueue_head(&cprc->ckpt_wait_queue);  in f2fs_init_ckpt_req_control()
2202 	init_llist_head(&cprc->issue_list);  in f2fs_init_ckpt_req_control()
2203 	spin_lock_init(&cprc->stat_lock);  in f2fs_init_ckpt_req_control()