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(-) -- 2.23.0