Re: [PATCH v3 2/2] kbuild: make W=1 warn files that are tracked but ignored by git

From: Masahiro Yamada
Date: Thu Dec 29 2022 - 22:11:52 EST


On Thu, Dec 29, 2022 at 11:23 PM Nicolas Schier <nicolas@xxxxxxxxx> wrote:
>
> On Thu, Dec 29, 2022 at 04:43:10PM +0900 Masahiro Yamada wrote:
> > The top .gitignore comments about how to detect files breaking
> > .gitignore rules, but people rarely care about it.
> >
> > Add a new W=1 warning to detect files that are tracked but ignored by
> > git. If git is not installed or the source tree is not tracked by git
> > at all, this script does not print anything.
> >
> > Running it on v6.2-rc1 detected the following:
> >
> > $ make W=1 misc-check
> > Documentation/devicetree/bindings/.yamllint: warning: ignored by one of the .gitignore files
> > drivers/clk/.kunitconfig: warning: ignored by one of the .gitignore files
> > drivers/gpu/drm/tests/.kunitconfig: warning: ignored by one of the .gitignore files
> > drivers/hid/.kunitconfig: warning: ignored by one of the .gitignore files
> > fs/ext4/.kunitconfig: warning: ignored by one of the .gitignore files
> > fs/fat/.kunitconfig: warning: ignored by one of the .gitignore files
> > kernel/kcsan/.kunitconfig: warning: ignored by one of the .gitignore files
> > lib/kunit/.kunitconfig: warning: ignored by one of the .gitignore files
> > mm/kfence/.kunitconfig: warning: ignored by one of the .gitignore files
> > tools/testing/selftests/arm64/tags/.gitignore: warning: ignored by one of the .gitignore files
> > tools/testing/selftests/arm64/tags/Makefile: warning: ignored by one of the .gitignore files
> > tools/testing/selftests/arm64/tags/run_tags_test.sh: warning: ignored by one of the .gitignore files
> > tools/testing/selftests/arm64/tags/tags_test.c: warning: ignored by one of the .gitignore files
> >
> > These are ignored by the '.*' or 'tags' in the top .gitignore, but
> > there is no rule to negate it.
> >
> > You might be tempted to do 'git add -f' but I want to have the real
> > issue fixed (by fixing a .gitignore, or by renaming files, etc.).
> >
> > Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
> > Reviewed-by: Nathan Chancellor <nathan@xxxxxxxxxx>
> > Reviewed-by: Nicolas Schier <nicolas@xxxxxxxxx>
> > ---
> >
> > Changes in v3:
> > - change working directory to srctree (Nicolas)
> >
> > Changes in v2:
> > - Add $(srctree)/ to make it work with O=
> >
> > Makefile | 6 ++++++
> > scripts/misc-check | 19 +++++++++++++++++++
> > 2 files changed, 25 insertions(+)
> > create mode 100755 scripts/misc-check
>
> Tested-by: Nicolas Schier <nicolas@xxxxxxxxx>
>
> out of curiosity: do you plan to implement more checks in the misc-checks
> target?


I chose a generic name so I can put more in this script, but
honestly I have nothing else in my mind for now.




>
> Kind regards,
> Nicolas
>


--
Best Regards
Masahiro Yamada