!1246 mm/hugetlb_vmemmap: remap head page to newly allocated page

Merge Pull Request from: @ci-robot 
 
PR sync from: Liu Shixin <liushixin2@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/5RIDEB6A7NBTUWJUHQL6MOC4ZUD2N323/ 
 
 
Link:https://gitee.com/openeuler/kernel/pulls/1246

 

Reviewed-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>