[00/16] A few cleanup patches for huge_memory

Message

Miaohe Lin June 22, 2022, 5:06 p.m. UTC

Hi everyone,
This series contains a few cleaup patches to remove duplicated codes,
add/use helper functions, fix some obsolete comments and so on. More
details can be found in the respective changelogs. Thanks!
---
This patch set is based on linux-next-20220621.
---
Miaohe Lin (16):
  mm/huge_memory: use flush_pmd_tlb_range in move_huge_pmd
  mm/huge_memory: access vm_page_prot with READ_ONCE in
    remove_migration_pmd
  mm/huge_memory: fix comment of __pud_trans_huge_lock
  mm/huge_memory: use helper touch_pud in huge_pud_set_accessed
  mm/huge_memory: use helper touch_pmd in huge_pmd_set_accessed
  mm/huge_memory: rename mmun_start to haddr in remove_migration_pmd
  mm/huge_memory: minor cleanup for split_huge_pages_pid
  mm/huge_memory: use helper macro __ATTR_RW
  mm/huge_memory: fix comment in zap_huge_pud
  mm/huge_memory: check pmd_present first in is_huge_zero_pmd
  mm/huge_memory: try to free subpage in swapcache when possible
  mm/huge_memory: minor cleanup for split_huge_pages_all
  mm/huge_memory: add helper __get_deferred_split_queue
  mm/huge_memory: fix comment of page_deferred_list
  mm/huge_memory: correct comment of prep_transhuge_page
  mm/huge_memory: comment the subtle logic in __split_huge_pmd

 include/linux/huge_mm.h |   6 +-
 mm/huge_memory.c        | 121 ++++++++++++++++------------------------
 2 files changed, 52 insertions(+), 75 deletions(-)