362 static void dispatch_io(int rw, unsigned int num_regions,  in dispatch_io()  argument
369 	BUG_ON(num_regions > DM_IO_MAX_REGIONS);  in dispatch_io()
378 	for (i = 0; i < num_regions; i++) {  in dispatch_io()
404 static int sync_io(struct dm_io_client *client, unsigned int num_regions,  in sync_io()  argument
411 	if (num_regions > 1 && (rw & RW_MASK) != WRITE) {  in sync_io()
428 	dispatch_io(rw, num_regions, where, dp, io, 1);  in sync_io()
438 static int async_io(struct dm_io_client *client, unsigned int num_regions,  in async_io()  argument
444 	if (num_regions > 1 && (rw & RW_MASK) != WRITE) {  in async_io()
460 	dispatch_io(rw, num_regions, where, dp, io, 0);  in async_io()
509 int dm_io(struct dm_io_request *io_req, unsigned num_regions,  in dm_io()  argument
520 		return sync_io(io_req->client, num_regions, where,  in dm_io()
523 	return async_io(io_req->client, num_regions, where, io_req->bi_rw,  in dm_io()