Re: RFC: better block swap batching and a different take on swap_ops

[Baoquan He <baoquan.he@linux.dev>]

On 05/15/26 at 02:00pm, Christoph Hellwig wrote:
> Hi all,
> 
> this series makes use of the swap_iocb for block as well so that it
> doesn't do inefficient single-bio I/O, and then rebases the swap_ops
> from Baoquan on top of the now very different method structure.
> 
> This is very hot off the press and has only survived very basic testing.

This looks good, and worth a formal posting. That would be better if
stat number is pasted about efficiency promotion.

> 
> Diffstat:
>  Documentation/filesystems/locking.rst     |    5 
>  Documentation/filesystems/vfs.rst         |    4 
>  drivers/gpu/drm/i915/gem/i915_gem_shmem.c |    2 
>  drivers/gpu/drm/ttm/ttm_backup.c          |    2 
>  fs/nfs/file.c                             |    4 
>  fs/smb/client/file.c                      |    4 
>  include/linux/shmem_fs.h                  |    5 
>  include/linux/swap.h                      |    7 
>  mm/madvise.c                              |   16 
>  mm/page_io.c                              |  544 ++++++++++++++----------------
>  mm/shmem.c                                |   18 
>  mm/swap.h                                 |   52 +-
>  mm/swap_state.c                           |   40 +-
>  mm/swapfile.c                             |   11 
>  mm/vmscan.c                               |   88 ++--
>  15 files changed, 402 insertions(+), 400 deletions(-)