!5044 bugfix for pbha

Merge Pull Request from: @ci-robot 
 
PR sync from: Wupeng Ma <mawupeng1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/GMN4PCGWXYQIFFWYTWLVN2VBHXYOEETP/ 
From: Ma Wupeng <mawupeng1@huawei.com>

Use corrent pte val in arch_vm_get_page_prot.
Use subsequent bits to improve future compatibility for pbha.

Ma Wupeng (2):
  arm64: mm: Use corrent pte val in arch_vm_get_page_prot
  arm64: mm: Use subsequent bits to improve future compatibility for
    pbha


-- 
2.25.1
 
https://gitee.com/openeuler/kernel/issues/I96IZH 
 
Link:https://gitee.com/openeuler/kernel/pulls/5044

 

Reviewed-by: Zhang Jianhua <chris.zjh@huawei.com>
Reviewed-by: Weilong Chen <chenweilong@huawei.com>
Reviewed-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>