linux-kernel - Re: [PATCH] kbuild: rust: move rust/target.json to scripts/

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Date:   Sat, 31 Dec 2022 23:56:32 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc:     linux-kbuild@...r.kernel.org, Miguel Ojeda <ojeda@...nel.org>,
        rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org,
        Alex Gaynor <alex.gaynor@...il.com>,
        Wedson Almeida Filho <wedsonaf@...il.com>,
        Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>,
        Björn Roy Baron <bjorn3_gh@...tonmail.com>,
        Borislav Petkov <bp@...e.de>, David Gow <davidgow@...gle.com>,
        Helge Deller <deller@....de>,
        Kees Cook <keescook@...omium.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Nicolas Schier <nicolas@...sle.eu>,
        Palmer Dabbelt <palmer@...osinc.com>,
        Segher Boessenkool <segher@...nel.crashing.org>
Subject: Re: [PATCH] kbuild: rust: move rust/target.json to scripts/

On Sat, Dec 31, 2022 at 11:25 PM Miguel Ojeda
<miguel.ojeda.sandonis@...il.com> wrote:
>
> On Sat, Dec 31, 2022 at 9:30 AM Masahiro Yamada <masahiroy@...nel.org> wrote:
> >
> > scripts/ is a better place to generate files used treewide.
>
> Agreed, and its generator is in `scripts/` already anyway.
>
> > You do not need to add target.json to no-clean-files or MRPROER_FILES.
>
> Maybe adding something like "If moved to `scripts/`, then (...)" would
> make the sentence a bit more clear.


OK, i will rephrase it in v2.


> (Also, typo: `MRPROPER`)
>
> > -$(obj)/core.o: $(RUST_LIB_SRC)/core/src/lib.rs $(obj)/target.json FORCE
> > +$(obj)/core.o: $(RUST_LIB_SRC)/core/src/lib.rs scripts/target.json FORCE
>
> Should this be `$(srctree)/scripts...` for clarity/consistency? (I see
> most instances like that elsewhere too)


No.
scripts/target.json is a generated file.
It is generated in objtree, not in srctree.





> Cheers,
> Miguel



-- 
Best Regards
Masahiro Yamada