linux-kernel - Re: [PATCH 18/18] rust: syn: enable support in kbuild

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Message-ID: <aRHRYbHIfxMQ77eh@google.com>
Date: Mon, 10 Nov 2025 11:49:53 +0000
From: Alice Ryhl <aliceryhl@...gle.com>
To: Miguel Ojeda <ojeda@...nel.org>
Cc: Alex Gaynor <alex.gaynor@...il.com>, Nathan Chancellor <nathan@...nel.org>, 
	Nicolas Schier <nicolas@...sle.eu>, Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>, 
	"Björn Roy Baron" <bjorn3_gh@...tonmail.com>, Benno Lossin <lossin@...nel.org>, 
	Andreas Hindborg <a.hindborg@...nel.org>, Trevor Gross <tmgross@...ch.edu>, 
	Danilo Krummrich <dakr@...nel.org>, rust-for-linux@...r.kernel.org, 
	linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org, 
	patches@...ts.linux.dev
Subject: Re: [PATCH 18/18] rust: syn: enable support in kbuild

On Mon, Nov 10, 2025 at 10:50:23AM +0100, Miguel Ojeda wrote:
> With all the new files in place and ready from the new crate, enable
> the support for it in the build system.
> 
> Signed-off-by: Miguel Ojeda <ojeda@...nel.org>

>  quiet_cmd_rustc_procmacro = $(RUSTC_OR_CLIPPY_QUIET) P $@
>        cmd_rustc_procmacro = \
>  	$(RUSTC_OR_CLIPPY) $(rust_common_flags) $(rustc_target_flags) \
>  		-Clinker-flavor=gcc -Clinker=$(HOSTCC) \
>  		-Clink-args='$(call escsq,$(KBUILD_PROCMACROLDFLAGS))' \
>  		--emit=dep-info=$(depfile) --emit=link=$@ --extern proc_macro \
> -		--crate-type proc-macro \
> +		--crate-type proc-macro -L$(objtree)/$(obj) \
>  		--crate-name $(patsubst lib%.$(libmacros_extension),%,$(notdir $@)) \
>  		@$(objtree)/include/generated/rustc_cfg $<

This change seems unrelated?

Alice