Re: [PATCH 1/3] rust: enable `raw_ref_op` feature
From: Benno Lossin
Date: Thu Mar 13 2025 - 07:40:13 EST
On Thu Mar 13, 2025 at 6:33 AM CET, Antonio Hickey wrote:
> Since Rust 1.82.0 the `raw_ref_op` feature is stable.
>
> By enabling this feature we can use `&raw place` and `&raw mut place`
> instead of using `addr_of!(place)` and `addr_of_mut!(place)` macros.
>
> This will allow us to reduce macro complexity, and improve consistency
> with existing reference syntax as `&raw`, `&raw mut` is very similar to
> `&`, `&mut` making it fit more naturally with other existing code.
>
> Suggested-by: Benno Lossin <y86-dev@xxxxxxxxxxxxx>
Please use this email instead: <benno.lossin@xxxxxxxxx>.
Thanks!
> Link: https://github.com/Rust-for-Linux/linux/issues/1148
> Signed-off-by: Antonio Hickey <contact@xxxxxxxxxxxxxxxxx>
Reviewed-by: Benno Lossin <benno.lossin@xxxxxxxxx>
---
Cheers,
Benno
> ---
> rust/kernel/lib.rs | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/rust/kernel/lib.rs b/rust/kernel/lib.rs
> index 398242f92a96..1d078f69bb19 100644
> --- a/rust/kernel/lib.rs
> +++ b/rust/kernel/lib.rs
> @@ -19,6 +19,8 @@
> #![cfg_attr(not(CONFIG_RUSTC_HAS_COERCE_POINTEE), feature(unsize))]
> #![feature(inline_const)]
> #![feature(lint_reasons)]
> +// Stable in Rust 1.82
> +#![feature(raw_ref_op)]
> // Stable in Rust 1.83
> #![feature(const_maybe_uninit_as_mut_ptr)]
> #![feature(const_mut_refs)]