[PATCH OLK-6.6 v2 0/4] Support large folio for mlock

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

mm/internal.h | 73 ++++++++++++++++++++++++++++++++++++++++++++------- mm/mlock.c | 70 ++++++++++++++++++++++++++++++++++++++++++++++-- mm/rmap.c | 66 ++++++++++++++++++++++++++++++++++++++-------- 3 files changed, 186 insertions(+), 23 deletions(-)