1530 	struct blk_plug *plug;  in blk_attempt_plug_merge()  local
1535 	plug = current->plug;  in blk_attempt_plug_merge()
1536 	if (!plug)  in blk_attempt_plug_merge()
1541 		plug_list = &plug->mq_list;  in blk_attempt_plug_merge()
1543 		plug_list = &plug->list;  in blk_attempt_plug_merge()
1586 	struct blk_plug *plug;  in blk_queue_bio()  local
1667 	plug = current->plug;  in blk_queue_bio()
1668 	if (plug) {  in blk_queue_bio()
1677 				blk_flush_plug_list(plug, false);  in blk_queue_bio()
1681 		list_add_tail(&req->queuelist, &plug->list);  in blk_queue_bio()
3033 void blk_start_plug(struct blk_plug *plug)  in blk_start_plug()  argument
3037 	INIT_LIST_HEAD(&plug->list);  in blk_start_plug()
3038 	INIT_LIST_HEAD(&plug->mq_list);  in blk_start_plug()
3039 	INIT_LIST_HEAD(&plug->cb_list);  in blk_start_plug()
3045 	if (!tsk->plug) {  in blk_start_plug()
3050 		tsk->plug = plug;  in blk_start_plug()
3083 static void flush_plug_callbacks(struct blk_plug *plug, bool from_schedule)  in flush_plug_callbacks()  argument
3087 	while (!list_empty(&plug->cb_list)) {  in flush_plug_callbacks()
3088 		list_splice_init(&plug->cb_list, &callbacks);  in flush_plug_callbacks()
3103 	struct blk_plug *plug = current->plug;  in blk_check_plugged()  local
3106 	if (!plug)  in blk_check_plugged()
3109 	list_for_each_entry(cb, &plug->cb_list, list)  in blk_check_plugged()
3119 		list_add(&cb->list, &plug->cb_list);  in blk_check_plugged()
3125 void blk_flush_plug_list(struct blk_plug *plug, bool from_schedule)  in blk_flush_plug_list()  argument
3133 	flush_plug_callbacks(plug, from_schedule);  in blk_flush_plug_list()
3135 	if (!list_empty(&plug->mq_list))  in blk_flush_plug_list()
3136 		blk_mq_flush_plug_list(plug, from_schedule);  in blk_flush_plug_list()
3138 	if (list_empty(&plug->list))  in blk_flush_plug_list()
3141 	list_splice_init(&plug->list, &list);  in blk_flush_plug_list()
3196 void blk_finish_plug(struct blk_plug *plug)  in blk_finish_plug()  argument
3198 	blk_flush_plug_list(plug, false);  in blk_finish_plug()
3200 	if (plug == current->plug)  in blk_finish_plug()
3201 		current->plug = NULL;  in blk_finish_plug()