[PATCH v3 -next 00/15] sysctl: move sysctls from vm_table into its own files

[yukaixiong]

On 2024/10/21 15:22, Joel Granados wrote:
> On Thu, Oct 10, 2024 at 11:22:00PM +0800, Kaixiong Yu wrote:
>> This patch series moves sysctls of vm_table in kernel/sysctl.c to
>> places where they actually belong, and do some related code clean-ups.
>> After this patch series, all sysctls in vm_table have been moved into its
>> own files, meanwhile, delete vm_table.
>>
>> All the modifications of this patch series base on
>> linux-next(tags/next-20241010). To test this patch series, the code was
>> compiled with both the CONFIG_SYSCTL enabled and disabled on arm64 and
>> x86_64 architectures. After this patch series is applied, all files
>> under /proc/sys/vm can be read or written normally.
>>
>> Changes in v3:
>>   - change patch1~10, patch14 title suggested by Joel Granados
>>   - change sysctl_stat_interval to static type in patch1
>>   - add acked-by from Paul Moore in patch7
>>   - change dirtytime_expire_interval to static type in patch9
>>   - add acked-by from Anna Schumaker in patch11
>>
>> Changes in v2:
>>   - fix sysctl_max_map_count undeclared issue in mm/nommu.c for patch6
>>   - update changelog for patch7/12, suggested by Kees/Paul
>>   - fix patch8, sorry for wrong changes and forget to built with NOMMU
>>   - add reviewed-by from Kees except patch8 since patch8 is wrong in v1
>>   - add reviewed-by from Jan Kara, Christian Brauner in patch12
>>
>> Kaixiong Yu (15):
>>    mm: vmstat: move sysctls to mm/vmstat.c
>>    mm: filemap: move sysctl to mm/filemap.c
>>    mm: swap: move sysctl to mm/swap.c
>>    mm: vmscan: move vmscan sysctls to mm/vmscan.c
>>    mm: util: move sysctls to mm/util.c
>>    mm: mmap: move sysctl to mm/mmap.c
>>    security: min_addr: move sysctl to security/min_addr.c
>>    mm: nommu: move sysctl to mm/nommu.c
>>    fs: fs-writeback: move sysctl to fs/fs-writeback.c
>>    fs: drop_caches: move sysctl to fs/drop_caches.c
>>    sunrpc: use vfs_pressure_ratio() helper
>>    fs: dcache: move the sysctl to fs/dcache.c
>>    x86: vdso: move the sysctl to arch/x86/entry/vdso/vdso32-setup.c
>>    sh: vdso: move the sysctl to arch/sh/kernel/vsyscall/vsyscall.c
>>    sysctl: remove unneeded include
>>
>>   arch/sh/kernel/vsyscall/vsyscall.c |  14 ++
>>   arch/x86/entry/vdso/vdso32-setup.c |  16 ++-
>>   fs/dcache.c                        |  21 ++-
>>   fs/drop_caches.c                   |  23 ++-
>>   fs/fs-writeback.c                  |  30 ++--
>>   include/linux/dcache.h             |   7 +-
>>   include/linux/mm.h                 |  23 ---
>>   include/linux/mman.h               |   2 -
>>   include/linux/swap.h               |   9 --
>>   include/linux/vmstat.h             |  11 --
>>   include/linux/writeback.h          |   4 -
>>   kernel/sysctl.c                    | 221 -----------------------------
>>   mm/filemap.c                       |  18 ++-
>>   mm/internal.h                      |  10 ++
>>   mm/mmap.c                          |  54 +++++++
>>   mm/nommu.c                         |  15 +-
>>   mm/swap.c                          |  16 ++-
>>   mm/swap.h                          |   1 +
>>   mm/util.c                          |  67 +++++++--
>>   mm/vmscan.c                        |  23 +++
>>   mm/vmstat.c                        |  44 +++++-
>>   net/sunrpc/auth.c                  |   2 +-
>>   security/min_addr.c                |  11 ++
>>   23 files changed, 330 insertions(+), 312 deletions(-)
>>
>> -- 
>> 2.34.1
>>
> General comment for the patchset in general. I would consider making the
> new sysctl tables const. There is an effort for doing this and it has
> already lanted in linux-next. So if you base your patch from a recent
> next release, then it should just work. If you *do* decide to add a
> const qualifier, then note that you will create a dependency with the
> sysctl patchset currently in next and that will have to go in before.
>
> Best
>

Sorry,  I don't understand what is the meaning of "create a dependency 
with the sysctl patchset".

Do you just want me to change all "static struct ctl_table" type table 
into "static const struct ctl_table" type in my patchset?