!5385 v3 enable arm64_pbha by default

Merge Pull Request from: @ci-robot 
 
PR sync from: Wupeng Ma <mawupeng1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/YFCX7GP54BOBMPOHCC2TY5SVT35F5GVM/ 
From: Ma Wupeng <mawupeng1@huawei.com>

Enhanced maintenance and test capability for pbha.
Enable ARM64_PBHA by default.

Changelog since v2:
- make PM_PBHA_BIT0 0 if CONFIG_ARM64_PBHA is not enabled

Changelog since v1:
- let {pte,pmd}_pbha return false if pbha is not enabled

Ma Wupeng (7):
  proc: introduce proc_hide_ents to hide proc files
  arm64: mm: Cleanup in pbha_bit0_pte_range
  mm: cpufeature: Make update_pbha_perf_only_bit static
  arm64: mm: Do not show info during startup if pbha is not enabled
  arm64: mm: Hide pbha_bit0 in procfs if pbha is not enabled
  arm64: mm: pagemap: Export pbha bit0 info
  config: Enable ARM64_PBHA by default


-- 
2.25.1
 
https://gitee.com/openeuler/kernel/issues/I96IZH 
 
Link:https://gitee.com/openeuler/kernel/pulls/5385

 

Reviewed-by: Weilong Chen <chenweilong@huawei.com>
Reviewed-by: Zucheng Zheng <zhengzucheng@huawei.com>
Reviewed-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Reviewed-by: Liu Chao <liuchao173@huawei.com>
Reviewed-by: Zhang Jianhua <chris.zjh@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>