1615 	struct blk_plug *plug;  in blk_attempt_plug_merge()  local
1620 	plug = current->plug;  in blk_attempt_plug_merge()
1621 	if (!plug)  in blk_attempt_plug_merge()
1626 		plug_list = &plug->mq_list;  in blk_attempt_plug_merge()
1628 		plug_list = &plug->list;  in blk_attempt_plug_merge()
1664 	struct blk_plug *plug;  in blk_plug_queued_count()  local
1669 	plug = current->plug;  in blk_plug_queued_count()
1670 	if (!plug)  in blk_plug_queued_count()
1674 		plug_list = &plug->mq_list;  in blk_plug_queued_count()
1676 		plug_list = &plug->list;  in blk_plug_queued_count()
1703 	struct blk_plug *plug;  in blk_queue_bio()  local
1790 	plug = current->plug;  in blk_queue_bio()
1791 	if (plug) {  in blk_queue_bio()
1800 				blk_flush_plug_list(plug, false);  in blk_queue_bio()
1804 		list_add_tail(&req->queuelist, &plug->list);  in blk_queue_bio()
3155 void blk_start_plug(struct blk_plug *plug)  in blk_start_plug()  argument
3162 	if (tsk->plug)  in blk_start_plug()
3165 	INIT_LIST_HEAD(&plug->list);  in blk_start_plug()
3166 	INIT_LIST_HEAD(&plug->mq_list);  in blk_start_plug()
3167 	INIT_LIST_HEAD(&plug->cb_list);  in blk_start_plug()
3172 	tsk->plug = plug;  in blk_start_plug()
3204 static void flush_plug_callbacks(struct blk_plug *plug, bool from_schedule)  in flush_plug_callbacks()  argument
3208 	while (!list_empty(&plug->cb_list)) {  in flush_plug_callbacks()
3209 		list_splice_init(&plug->cb_list, &callbacks);  in flush_plug_callbacks()
3224 	struct blk_plug *plug = current->plug;  in blk_check_plugged()  local
3227 	if (!plug)  in blk_check_plugged()
3230 	list_for_each_entry(cb, &plug->cb_list, list)  in blk_check_plugged()
3240 		list_add(&cb->list, &plug->cb_list);  in blk_check_plugged()
3246 void blk_flush_plug_list(struct blk_plug *plug, bool from_schedule)  in blk_flush_plug_list()  argument
3254 	flush_plug_callbacks(plug, from_schedule);  in blk_flush_plug_list()
3256 	if (!list_empty(&plug->mq_list))  in blk_flush_plug_list()
3257 		blk_mq_flush_plug_list(plug, from_schedule);  in blk_flush_plug_list()
3259 	if (list_empty(&plug->list))  in blk_flush_plug_list()
3262 	list_splice_init(&plug->list, &list);  in blk_flush_plug_list()
3317 void blk_finish_plug(struct blk_plug *plug)  in blk_finish_plug()  argument
3319 	if (plug != current->plug)  in blk_finish_plug()
3321 	blk_flush_plug_list(plug, false);  in blk_finish_plug()
3323 	current->plug = NULL;  in blk_finish_plug()
3329 	struct blk_plug *plug;  in blk_poll()  local
3336 	plug = current->plug;  in blk_poll()
3337 	if (plug)  in blk_poll()
3338 		blk_flush_plug_list(plug, false);  in blk_poll()