!5051 dm: limit the number of targets and parameter size area

Merge Pull Request from: @ci-robot 
 
PR sync from: Li Lingfeng <lilingfeng3@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/YBBJNEV3U3L63SDZPVUNBNP5KKXJ4IRY/ 
 
https://gitee.com/src-openeuler/kernel/issues/I8YCAG 
 
Link:https://gitee.com/openeuler/kernel/pulls/5051

 

Reviewed-by: Jialin Zhang <zhangjialin11@huawei.com>
Reviewed-by: Yu Kuai <yukuai3@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>