395 static void dmz_handle_bio(struct dmz_target *dmz, struct dm_chunk_work *cw,  in dmz_handle_bio()  argument
457 static inline void dmz_get_chunk_work(struct dm_chunk_work *cw)  in dmz_get_chunk_work()  argument
459 	refcount_inc(&cw->refcount);  in dmz_get_chunk_work()
466 static void dmz_put_chunk_work(struct dm_chunk_work *cw)  in dmz_put_chunk_work()  argument
468 	if (refcount_dec_and_test(&cw->refcount)) {  in dmz_put_chunk_work()
469 		WARN_ON(!bio_list_empty(&cw->bio_list));  in dmz_put_chunk_work()
470 		radix_tree_delete(&cw->target->chunk_rxtree, cw->chunk);  in dmz_put_chunk_work()
471 		kfree(cw);  in dmz_put_chunk_work()
480 	struct dm_chunk_work *cw = container_of(work, struct dm_chunk_work, work);  in dmz_chunk_work()  local
481 	struct dmz_target *dmz = cw->target;  in dmz_chunk_work()
487 	while ((bio = bio_list_pop(&cw->bio_list))) {  in dmz_chunk_work()
489 		dmz_handle_bio(dmz, cw, bio);  in dmz_chunk_work()
491 		dmz_put_chunk_work(cw);  in dmz_chunk_work()
495 	dmz_put_chunk_work(cw);  in dmz_chunk_work()
537 	struct dm_chunk_work *cw;  in dmz_queue_chunk_work()  local
543 	cw = radix_tree_lookup(&dmz->chunk_rxtree, chunk);  in dmz_queue_chunk_work()
544 	if (cw) {  in dmz_queue_chunk_work()
545 		dmz_get_chunk_work(cw);  in dmz_queue_chunk_work()
548 		cw = kmalloc(sizeof(struct dm_chunk_work), GFP_NOIO);  in dmz_queue_chunk_work()
549 		if (unlikely(!cw)) {  in dmz_queue_chunk_work()
554 		INIT_WORK(&cw->work, dmz_chunk_work);  in dmz_queue_chunk_work()
555 		refcount_set(&cw->refcount, 1);  in dmz_queue_chunk_work()
556 		cw->target = dmz;  in dmz_queue_chunk_work()
557 		cw->chunk = chunk;  in dmz_queue_chunk_work()
558 		bio_list_init(&cw->bio_list);  in dmz_queue_chunk_work()
560 		ret = radix_tree_insert(&dmz->chunk_rxtree, chunk, cw);  in dmz_queue_chunk_work()
562 			kfree(cw);  in dmz_queue_chunk_work()
567 	bio_list_add(&cw->bio_list, bio);  in dmz_queue_chunk_work()
569 	if (queue_work(dmz->chunk_wq, &cw->work))  in dmz_queue_chunk_work()
570 		dmz_get_chunk_work(cw);  in dmz_queue_chunk_work()