Re: [PATCH v5 01/15] rust: enable the `pin_macro` feature

Gary Guo
2023-04-04T13:11:27Z

On Mon, 03 Apr 2023 15:44:46 +0000
Benno Lossin <y86-dev@protonmail.com> wrote:

> This feature enables the use of the `pin!` macro for the `stack_pin_init!`
> macro. This feature is already stabilized in Rust version 1.68.
>
> Signed-off-by: Benno Lossin <y86-dev@protonmail.com>
> Cc: Gary Guo <gary@garyguo.net>
> Cc: Andreas Hindborg <a.hindborg@samsung.com>
> Cc: Alice Ryhl <aliceryhl@google.com>
> Acked-by: Boqun Feng <boqun.feng@gmail.com>

Reviewed-by: Gary Guo <gary@garyguo.net>

> ---
> rust/kernel/lib.rs | 1 +
> scripts/Makefile.build | 2 +-
> 2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/rust/kernel/lib.rs b/rust/kernel/lib.rs
> index 223564f9f0cc..4317b6d5f50b 100644
> --- a/rust/kernel/lib.rs
> +++ b/rust/kernel/lib.rs
> @@ -17,6 +17,7 @@
> #![feature(core_ffi_c)]
> #![feature(dispatch_from_dyn)]
> #![feature(generic_associated_types)]
> +#![feature(pin_macro)]
> #![feature(receiver_trait)]
> #![feature(unsize)]
>
> diff --git a/scripts/Makefile.build b/scripts/Makefile.build
> index 76323201232a..ba4102b9d94d 100644
> --- a/scripts/Makefile.build
> +++ b/scripts/Makefile.build
> @@ -277,7 +277,7 @@ $(obj)/%.lst: $(src)/%.c FORCE
> # Compile Rust sources (.rs)
> # ---------------------------------------------------------------------------
>
> -rust_allowed_features := core_ffi_c
> +rust_allowed_features := core_ffi_c,pin_macro
>
> rust_common_cmd = \
> RUST_MODFILE=$(modfile) $(RUSTC_OR_CLIPPY) $(rust_flags) \
> --
> 2.39.2
>
>