320 	struct flush_cmd_control *fcc = SM_I(sbi)->cmd_control_info;  in issue_flush_thread()  local
321 	wait_queue_head_t *q = &fcc->flush_wait_queue;  in issue_flush_thread()
326 	if (!llist_empty(&fcc->issue_list)) {  in issue_flush_thread()
333 		fcc->dispatch_list = llist_del_all(&fcc->issue_list);  in issue_flush_thread()
334 		fcc->dispatch_list = llist_reverse_order(fcc->dispatch_list);  in issue_flush_thread()
340 					  fcc->dispatch_list, llnode) {  in issue_flush_thread()
345 		fcc->dispatch_list = NULL;  in issue_flush_thread()
349 		kthread_should_stop() || !llist_empty(&fcc->issue_list));  in issue_flush_thread()
355 	struct flush_cmd_control *fcc = SM_I(sbi)->cmd_control_info;  in f2fs_issue_flush()  local
376 	llist_add(&cmd.llnode, &fcc->issue_list);  in f2fs_issue_flush()
378 	if (!fcc->dispatch_list)  in f2fs_issue_flush()
379 		wake_up(&fcc->flush_wait_queue);  in f2fs_issue_flush()
389 	struct flush_cmd_control *fcc;  in create_flush_cmd_control()  local
392 	fcc = kzalloc(sizeof(struct flush_cmd_control), GFP_KERNEL);  in create_flush_cmd_control()
393 	if (!fcc)  in create_flush_cmd_control()
395 	init_waitqueue_head(&fcc->flush_wait_queue);  in create_flush_cmd_control()
396 	init_llist_head(&fcc->issue_list);  in create_flush_cmd_control()
397 	SM_I(sbi)->cmd_control_info = fcc;  in create_flush_cmd_control()
398 	fcc->f2fs_issue_flush = kthread_run(issue_flush_thread, sbi,  in create_flush_cmd_control()
400 	if (IS_ERR(fcc->f2fs_issue_flush)) {  in create_flush_cmd_control()
401 		err = PTR_ERR(fcc->f2fs_issue_flush);  in create_flush_cmd_control()
402 		kfree(fcc);  in create_flush_cmd_control()
412 	struct flush_cmd_control *fcc = SM_I(sbi)->cmd_control_info;  in destroy_flush_cmd_control()  local
414 	if (fcc && fcc->f2fs_issue_flush)  in destroy_flush_cmd_control()
415 		kthread_stop(fcc->f2fs_issue_flush);  in destroy_flush_cmd_control()
416 	kfree(fcc);  in destroy_flush_cmd_control()