Re: [PATCH 3/5] tools/vm: rename tools/vm to tools/mm

[Dan Carpenter]

On Mon, Oct 19, 2026 at 06:53:54AM -0700, SJ Park wrote:
> Hello Dan,
> 
> On Mon, 19 Oct 2026 15:36:14 +0300 Dan Carpenter <error27@xxxxxxxxx> wrote:
> 
> > On Tue, Jan 03, 2023 at 06:07:52PM +0000, SeongJae Park wrote:
> > > Rename tools/vm to tools/mm for being more consistent with the code and
> > > documentation directories, and won't be confused with virtual machines.
> > > 
> > > Signed-off-by: SeongJae Park <sj@xxxxxxxxxx>
> > > ---
> > >  Documentation/admin-guide/mm/idle_page_tracking.rst | 2 +-
> > >  Documentation/admin-guide/mm/pagemap.rst            | 4 ++--
> > >  Documentation/mm/page_owner.rst                     | 2 +-
> > >  Documentation/mm/slub.rst                           | 2 +-
> > >  Documentation/translations/zh_CN/mm/page_owner.rst  | 2 +-
> > >  MAINTAINERS                                         | 2 +-
> > >  mm/Kconfig.debug                                    | 2 +-
> > >  mm/memory-failure.c                                 | 2 +-
> > >  tools/{vm => mm}/.gitignore                         | 0
> > >  tools/{vm => mm}/Makefile                           | 0
> > >  tools/{vm => mm}/page-types.c                       | 0
> > >  tools/{vm => mm}/page_owner_sort.c                  | 0
> > >  tools/{vm => mm}/slabinfo-gnuplot.sh                | 0
> > >  tools/{vm => mm}/slabinfo.c                         | 0
> > >  14 files changed, 9 insertions(+), 9 deletions(-)
> > >  rename tools/{vm => mm}/.gitignore (100%)
> > >  rename tools/{vm => mm}/Makefile (100%)
> > >  rename tools/{vm => mm}/page-types.c (100%)
> > >  rename tools/{vm => mm}/page_owner_sort.c (100%)
> > >  rename tools/{vm => mm}/slabinfo-gnuplot.sh (100%)
> > >  rename tools/{vm => mm}/slabinfo.c (100%)
> > 
> > Is there a reason we left the tools/vm directory even though
> > it's empy?  Is it for backwards compatability or something?
> 
> No, I think this patch didn't leave tools/vm/.  I cannot see that on my tree:
> 
>     $ git log -1 799fb82aa132fa3a3886b7872997a5a84e820062
>     commit 799fb82aa132fa3a3886b7872997a5a84e820062 (HEAD)
>     Author: SeongJae Park <sj@xxxxxxxxxx>
>     Date:   Tue Jan 3 18:07:52 2023 +0000
>     
>         tools/vm: rename tools/vm to tools/mm
>     
>         Rename tools/vm to tools/mm for being more consistent with the code and
>         documentation directories, and won't be confused with virtual machines.
>     
>         Link: https://lkml.kernel.org/r/20230103180754.129637-4-sj@xxxxxxxxxx
>         Signed-off-by: SeongJae Park <sj@xxxxxxxxxx>
>         Cc: Jonathan Corbet <corbet@xxxxxxx>
>         Cc: Shuah Khan <shuah@xxxxxxxxxx>
>         Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
>     $ git show 799fb82aa132fa3a3886b7872997a5a84e820062:tools/vm
>     fatal: path 'tools/vm' does not exist in '799fb82aa132fa3a3886b7872997a5a84e820062'
> 
> If your local tree has some git-untracked hidden files under tools/vm/
> directory, the directory might not be removed.  That could made you think this
> patch left the directory?

Ah, yeah, you're right.

What happened was ChatGPT told me to type:

	make -C tools/testing/selftests/ TARGETS="vm" run_tests

That command is outdated since it's supposed to be mm instead of vm but
it creates an empty vm directory...  PEBKAC on me.

regards,
dan carpenter