Re: [PATCH v2 0/3] mm/swap: use swap_ops to register swap device's methods

From: Baoquan He

Date: Sun Mar 29 2026 - 20:55:06 EST


On 03/28/26 at 03:58pm, Barry Song wrote:
> From: Barry Song <baohua@xxxxxxxxxx>
>
> -v2:
> * lots of cleanup for patch 2/3: renaming, moving data
> structures, and using const properly
> * collected tags from Kairui, Nhat and Barry

Thanks a lot for taking care of this, Barry. I took several days off for
family reason. Sorry for the inconvenience caused by my leave.

>
> -v1:
> https://lore.kernel.org/linux-mm/20260302104016.163542-1-bhe@xxxxxxxxxx/
>
> This can simplify the code logic and benefit any new type of swap device
> added later.
>
> And also do renaming in this patchset:
> -------
> file renaming:
> ---
> mm/page_io.c to mm/swap_io.c
>
> function renaming:
> ---
> swap_writepage_* to swap_write_folio_* in file mm/swap_io.c
>
> Baoquan He (3):
> mm/swap: rename mm/page_io.c to mm/swap_io.c
> mm/swap: use swap_ops to register swap device's methods
> mm/swap_io.c: rename swap_writepage_* to swap_write_folio_*
>
> MAINTAINERS | 2 +-
> include/linux/swap.h | 2 +
> mm/Makefile | 2 +-
> mm/swap.h | 12 ++++-
> mm/{page_io.c => swap_io.c} | 101 ++++++++++++++++++++----------------
> mm/swapfile.c | 1 +
> mm/zswap.c | 3 +-
> 7 files changed, 73 insertions(+), 50 deletions(-)
> rename mm/{page_io.c => swap_io.c} (89%)
>
> --
> 2.39.3 (Apple Git-146)
>