[v2,0/7] A few cleanup patches for khugepaged

Message

Miaohe Lin June 25, 2022, 9:28 a.m. UTC

Hi everyone,
This series contains a few cleaup patches to remove unneeded return
value, use helper macro, fix typos and so on. More details can be
found in the respective changelogs. Thanks!
---
v2
  rebase on linux-next-20220624
  collect Reviewed-by tag per Yang Shi, Zach. Thanks.
  tweak commit log of 1/7
  avoid relocking mmap_sem and adjust "swapped_in++" in 2/7
  add comment for nr_none and NR_SHMEM in 4/7
  align args with the opening brace in 5/7 and 6/7
  do free_swap_cache before put_page in 7/7
---
Miaohe Lin (7):
  mm/khugepaged: remove unneeded shmem_huge_enabled() check
  mm/khugepaged: stop swapping in page when VM_FAULT_RETRY occurs
  mm/khugepaged: trivial typo and codestyle cleanup
  mm/khugepaged: minor cleanup for collapse_file
  mm/khugepaged: use helper macro __ATTR_RW
  mm/khugepaged: remove unneeded return value of
    khugepaged_add_pte_mapped_thp()
  mm/khugepaged: try to free transhuge swapcache when possible

 include/linux/swap.h |   5 ++
 mm/khugepaged.c      | 137 ++++++++++++++++++++-----------------------
 mm/swap.h            |   5 --
 3 files changed, 69 insertions(+), 78 deletions(-)