!4199 Support large folio for mlock

Merge Pull Request from: @ci-robot 
 
PR sync from: Peng Zhang <zhangpeng362@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/5NUJOHQRM7ZDTVRMOIVQH43TLLEXW46F/ 
From: ZhangPeng <zhangpeng362@huawei.com>

Support large folio for mlock. Backport from v6.7-rc1.

ChangeLog:

v1->v2:
- Add a bugfix patch of patch 2

Hugh Dickins (1):
  mm: mlock: avoid folio_within_range() on KSM pages

Yin Fengwei (3):
  mm: add functions folio_in_range() and folio_within_vma()
  mm: handle large folio when large folio in VM_LOCKED VMA range
  mm: mlock: update mlock_pte_range to handle large folio


-- 
2.25.1
 
https://gitee.com/openeuler/kernel/issues/I8YQMW 
 
Link:https://gitee.com/openeuler/kernel/pulls/4199

 

Reviewed-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>